Integrated Taxonomic Information System - Taxon Author Search Results

Source: Catalog of Fishes, 13-May-2004, website (version 10-May-04)

ITIS records citing this source
 
 Kingdom Animalia
  Abeona Girard, 1855 -- invalid
  Abeona aurora Jordan and Gilbert, 1880 -- invalid
  Abeona trowbridgii (Girard, 1854) -- invalid
  Ablennes Jordan and Fordice, 1887 -- valid
  Ablennes anastomella (Valenciennes in Cuvier and Valenciennes, 1846) -- invalid
  Ablennes hians (Valenciennes in Cuvier and Valenciennes, 1846) -- valid -- agujón sable, flat needlefish, sauro atlántico
  Aboma Jordan and Starks in Jordan, 1895 -- valid
  Aboma etheostoma Jordan and Starks in Jordan, 1895 -- valid -- gobio escamoso, scaly goby
  Abramites Fowler, 1906 -- valid
  Abramites eques (Steindachner, 1878) -- valid
  Abramites hypselonotus (Günther, 1868) -- valid -- headstander, highbacked headstander, headstander, highbacked headstander
  Abramites solarii (Holmberg, 1891) -- invalid
  Abranches Smith, 1947 -- invalid
  Abranches pinto Smith, 1947 -- invalid
  Abudefduf Forsskål, 1775 -- valid -- sergeant majors
  Abudefduf abdominalis (Quoy and Gaimard, 1825) -- valid -- banded damselfish
  Abudefduf barffi Curtiss, 1938 -- valid
  Abudefduf bengalensis (Bloch, 1787) -- valid
  Abudefduf bicolor (Rochebrune, 1880) -- valid
  Abudefduf concolor (Gill, 1862) -- valid
  Abudefduf conformis Randall and Earle, 1999 -- valid
  Abudefduf declivifrons (Gill, 1862) -- valid -- Mexican night sergeant, petaca mexicana
  Abudefduf hoefleri (Steindachner, 1881) -- valid
  Abudefduf lorenzi Hensley and Allen, 1977 -- valid
  Abudefduf luridus (Cuvier in Cuvier and Valenciennes, 1830) -- valid
  Abudefduf manikfani Jones and Kumaran, 1970 -- valid
  Abudefduf margariteus (Cuvier in Cuvier and Valenciennes, 1830) -- valid
  Abudefduf natalensis Hensley and Randall, 1983 -- valid
  Abudefduf notatus (Day, 1870) -- valid -- dusky damsel
  Abudefduf saxatilis (Linnaeus, 1758) -- valid -- sergeant major, píntano, petaca rayada
  Abudefduf septemfasciatus (Cuvier in Cuvier and Valenciennes, 1830) -- valid -- sevenband demoiselle, sevenbanded sergeant major
  Abudefduf sordidus (Forsskål, 1775) -- valid -- kupipi, spot pom, blackspot sergeant, blackspot sergeant major
  Abudefduf sparoides (Quoy and Gaimard, 1825) -- valid -- false-eye damsel
  Abudefduf taurus (Müller and Troschel in Schomburgk, 1848) -- valid -- night sergeant, píntano toro, petaca toro
  Abudefduf theresae Curtiss, 1938 -- valid
  Abudefduf trilineatus Wang, 1941 -- valid
  Abudefduf troschelii (Gill, 1862) -- valid -- Pacific sergeant major, Panamic sergeant major, petaca banderita
  Abudefduf vaigiensis (Quoy and Gaimard, 1825) -- valid
  Abudefduf whitleyi Allen and Robertson, 1974 -- valid
  Acanthanectes Holleman and Buxton, 1993 -- valid
  Acanthanectes hystrix Holleman and Buxton, 1993 -- valid
  Acanthanectes rufus Holleman and Buxton, 1993 -- valid
  Acanthaphritis Günther, 1880 -- valid
  Acanthaphritis barbata (Okamura and Kishida, 1963) -- valid
  Acanthaphritis grandisquamis Günther, 1880 -- valid
  Acanthaphritis ozawai (McKay, 1971) -- valid
  Acanthaphritis unoorum Suzuki and Nakabo, 1996 -- valid
  Acanthemblemaria Metzelaar, 1919 -- valid
  Acanthemblemaria aspera (Longley, 1927) -- valid -- roughhead blenny
  Acanthemblemaria atrata Hastings and Robertson, 1999 -- valid
  Acanthemblemaria balanorum Brock, 1940 -- valid -- clubhead barnacle blenny, tubícola espinudo
  Acanthemblemaria betinensis Smith-Vaniz and Palacio, 1974 -- valid
  Acanthemblemaria castroi Stephens and Hobson in Stephens, Hobson and Johnson, 1966 -- valid
  Acanthemblemaria chaplini Böhlke, 1957 -- valid -- papillose blenny, sapito papiloso
  Acanthemblemaria crockeri Beebe and Tee-Van, 1938 -- valid -- browncheek blenny, tubícola cachetón
  Acanthemblemaria exilispinus Stephens, 1963 -- valid
  Acanthemblemaria greenfieldi Smith-Vaniz and Palacio, 1974 -- valid -- stalk blenny, tubícola palito
  Acanthemblemaria hancocki Myers and Reid, 1936 -- valid
  Acanthemblemaria harpeza Williams, 2002 -- valid
  Acanthemblemaria johnsoni Almany and Baldwin, 1996 -- valid
  Acanthemblemaria macrospilus Brock, 1940 -- valid -- barnacle blenny, barnacle blenny, Mexican barnacle blenny, tubícola mexicano
  Acanthemblemaria mangognatha Hastings and Robertson, 1999 -- valid -- Revillagigedo barnacle blenny, tubícola mango
  Acanthemblemaria maria Böhlke, 1961 -- valid -- secretary blenny, sapito erizo, secretary blenny
  Acanthemblemaria medusa Smith-Vaniz and Palacio, 1974 -- valid
  Acanthemblemaria paula Johnson and Brothers, 1989 -- valid
  Acanthemblemaria rivasi Stephens, 1970 -- valid
  Acanthemblemaria spinosa Metzelaar, 1919 -- valid -- spinyhead blenny, sapito espinoso, spinyhead blenny, tubícola cabeza espinosa
  Acanthemblemaria stephensi Rosenblatt and McCosker, 1988 -- valid
  Acanthistius Gill, 1862 -- valid
  Acanthistius brasilianus (Cuvier in Cuvier and Valenciennes, 1828) -- valid
  Acanthistius cinctus (Günther, 1859) -- valid
  Acanthistius fuscus Regan, 1913 -- valid
  Acanthistius ocellatus (Günther, 1859) -- valid
  Acanthistius pardalotus Hutchins, 1981 -- valid
  Acanthistius patachonicus (Jenyns, 1840) -- valid
  Acanthistius paxtoni Hutchins and Kuiter, 1982 -- valid
  Acanthistius pictus (Tschudi, 1846) -- valid
  Acanthistius sebastoides (Castelnau, 1861) -- valid
  Acanthistius serratus (Cuvier in Cuvier and Valenciennes, 1828) -- valid
  Acanthocepola Bleeker, 1874 -- valid
  Acanthocepola abbreviata (Valenciennes in Cuvier and Valenciennes, 1835) -- valid
  Acanthocepola cuneatus Smith, 1935 -- invalid -- bandfish, bandfish
  Acanthocepola indica (Day, 1888) -- valid
  Acanthocepola krusensterni (Temminck and Schlegel, 1845) -- invalid
  Acanthocepola krusensternii (Temminck and Schlegel, 1845) -- valid
  Acanthocepola limbata (Valenciennes in Cuvier and Valenciennes, 1835) -- valid -- blackspot bandfish, blackspot bandfish
  Acanthochaenus Gill, 1884 -- valid
  Acanthochaenus luetkenii Gill, 1884 -- valid
  Acanthochaenus lutkenii Gill, 1884 -- invalid
  Acanthochaetodon Bleeker, 1876 -- invalid
  Acanthocharax Eigenmann, 1912 -- valid
  Acanthocharax microlepis Eigenmann, 1912 -- valid
  Acanthochromis Gill, 1863 -- valid
  Acanthochromis polyacanthus (Bleeker, 1855) -- valid -- spotty-tail
  Acanthoclinus Jenyns, 1841 -- valid
  Acanthoclinus fuscus Jenyns, 1842 -- valid
  Acanthoclinus littoreus (Forster in Bloch and Schneider, 1801) -- valid
  Acanthoclinus marilynae (Hardy, 1985) -- valid
  Acanthoclinus matti (Hardy, 1985) -- valid
  Acanthoclinus quadridactylus (Bloch and Schneider, 1801) -- invalid -- rockfish, tumaka, rockfish, tumaka
  Acanthoclinus rua (Hardy, 1985) -- valid
  Acanthocybium Gill, 1862 -- valid -- tetos
  Acanthocybium forbesi Seale, 1912 -- invalid -- Forbes kingfish
  Acanthocybium petus (Poey, 1860) -- invalid -- kingfish, queenfish
  Acanthocybium solandri (Cuvier in Cuvier and Valenciennes, 1832) -- valid -- peto, wahoo, thazard-bâtard
  Acanthodraco Skóra, 1995 -- valid
  Acanthodraco dewitti Skóra, 1995 -- valid
  Acanthogobius Gill, 1859 -- valid -- Asian gobies
  Acanthogobius elongatus (Ni and Wu, 1985) -- valid
  Acanthogobius flavimanus (Temminck and Schlegel, 1845) -- valid -- yellowfin goby, gobio extranjero
  Acanthogobius hasta (Temminck and Schlegel, 1845) -- valid
  Acanthogobius insularis (Shibukawa and Taki, 1996) -- valid
  Acanthogobius lactipes (Hilgendorf, 1879) -- valid
  Acanthogobius luridus Ni and Wu, 1985 -- valid
  Acantholabrus Valenciennes in Cuvier and Valenciennes, 1839 -- valid
  Acantholabrus palloni (Risso, 1810) -- valid -- scaled-rayed wrasse
  Acantholumpenus Makushok, 1958 -- valid
  Acantholumpenus mackayi (Gilbert, 1896) -- valid -- pighead prickleback, blackline prickleback
  Acanthopagrus Peters, 1855 -- valid
  Acanthopagrus australis (Günther, 1859) -- valid
  Acanthopagrus berda (Forsskål, 1775) -- valid
  Acanthopagrus bifasciatus (Forsskål, 1775) -- valid
  Acanthopagrus butcheri (Munro, 1949) -- valid
  Acanthopagrus datnia (Hamilton, 1822) -- valid
  Acanthopagrus latus (Houttuyn, 1782) -- valid
  Acanthopagrus palmaris (Whitley, 1935) -- valid
  Acanthopagrus schlegelii (Bleeker, 1854) -- valid
  Acanthopagrus sivicolus Akazaki, 1962 -- valid
  Acanthoplesiops Regan, 1912 -- valid
  Acanthoplesiops echinatus Smith-Vaniz and Johnson, 1990 -- valid
  Acanthoplesiops hiatti Schultz in Schultz et al., 1953 -- valid
  Acanthoplesiops indicus (Day, 1888) -- valid
  Acanthoplesiops naka Mooi and Gill, 2004 -- valid
  Acanthoplesiops psilogaster Hardy, 1985 -- valid
  Acanthotaurichthys Burgess, 1978 -- invalid
  Acara Heckel, 1840 -- invalid
  Acara curviceps Ahl, 1923 -- invalid
  Acara dorsiger Heckel, 1840 -- invalid
  Acara faceta (Jenyns, 1842) -- invalid
  Acara geayi Pellegrin, 1902 -- invalid
  Acara maronii Steindachner, 1881 -- invalid
  Acara minuta Hensel, 1870 -- invalid
  Acara ocellatus (Agassiz in Spix and Agassiz, 1831) -- invalid
  Acara portalegrensis Hensel, 1870 -- invalid
  Acara punctulata Günther, 1863 -- invalid
  Acara tetramerus Heckel, 1840 -- invalid
  Acarichthys Eigenmann, 1912 -- valid
  Acarichthys heckelii (Müller and Troschel in Schomburgk, 1849) -- valid
  Acaronia Myers, 1940 -- valid
  Acaronia nassa (Heckel, 1840) -- valid
  Acaronia vultuosa Kullander, 1989 -- valid
  Acentrogobius Bleeker, 1874 -- valid -- checkered gobies
  Acentrogobius aestuarius Smith, 1959 -- invalid -- inhambane goby, inhambane goby
  Acentrogobius audax Smith, 1959 -- valid
  Acentrogobius balteatops Smith, 1959 -- invalid -- bull goby, bull goby
  Acentrogobius bontii (Bleeker, 1849) -- invalid -- bont goby, bont goby
  Acentrogobius caninus (Valenciennes in Cuvier and Valenciennes, 1837) -- valid -- dogtoothed goby, dogtoothed goby
  Acentrogobius cauerensis (Bleeker, 1853) -- invalid -- weeper, weeper
  Acentrogobius chlorostigmatoides (Bleeker, 1849) -- valid
  Acentrogobius dayi Koumans, 1941 -- valid
  Acentrogobius ennorensis Menon and Rema Devi, 1980 -- valid
  Acentrogobius griseus (Day, 1876) -- valid -- grey goby, grey goby
  Acentrogobius janthinopterus (Bleeker, 1852) -- valid -- pupilspot goby
  Acentrogobius masoni (Day, 1873) -- valid -- manson's goby, manson's goby
  Acentrogobius multifasciatus (Herre, 1927) -- valid
  Acentrogobius ornatus (Rüppell, 1830) -- invalid -- ornate goby, ornate goby
  Acentrogobius pellidebilis Lee and Kim, 1992 -- valid
  Acentrogobius pflaumii (Bleeker, 1853) -- valid
  Acentrogobius pyrops (Whitley, 1954) -- valid
  Acentrogobius simplex (Sauvage, 1880) -- valid
  Acentrogobius simulus (Smith, 1931) -- invalid -- Pinafore goby
  Acentrogobius spence (Smith, 1947) -- invalid -- pearl goby, pearl goby
  Acentrogobius suluensis (Herre, 1927) -- valid
  Acentrogobius therezieni Kiener, 1963 -- valid
  Acentrogobius viganensis (Steindachner, 1893) -- valid
  Acentrogobius viridipunctatus (Valenciennes in Cuvier and Valenciennes, 1837) -- valid -- greenspotted goby, greenspotted goby
  Acentronura Kaup, 1853 -- valid
  Acentronura australe Waite and Hale, 1921 -- valid
  Acentronura dendritica (Barbour, 1905) -- valid -- pipehorse, prehensile-tailed pipefish, seahorse pipefish, caballito enano, caballito pipa
  Acentronura gracilissima (Temminck and Schlegel, 1850) -- valid
  Acentronura larsonae Dawson, 1984 -- valid
  Acentronura tentaculata Günther, 1870 -- valid
  Acerina Cuvier, 1816 -- invalid
  Acerina cernua (Linnaeus, 1758) -- invalid
  Acestrocephalus Eigenmann, 1910 -- valid
  Acestrocephalus anomalus (Steindachner, 1880) -- valid
  Acestrocephalus boehlkei Menezes, 1977 -- valid
  Acestrocephalus ginesi Lasso and Taphorn, 2000 -- valid
  Acestrocephalus sardina (Fowler, 1913) -- valid
  Acestrorhynchus Eigenmann and Kennedy, 1903 -- valid
  Acestrorhynchus abbreviatus (Cope, 1878) -- valid
  Acestrorhynchus altus Menezes, 1969 -- valid
  Acestrorhynchus britskii Menezes, 1969 -- valid
  Acestrorhynchus falcatus (Bloch, 1794) -- valid
  Acestrorhynchus falcirostris (Cuvier, 1819) -- valid
  Acestrorhynchus grandoculis Menezes and Géry, 1983 -- valid
  Acestrorhynchus heterolepis (Cope, 1878) -- valid
  Acestrorhynchus isalineae Menezes and Géry, 1983 -- valid
  Acestrorhynchus lacustris (Lütken, 1875) -- valid
  Acestrorhynchus maculipinna Menezes and Géry, 1983 -- valid
  Acestrorhynchus microlepis (Schomburgk, 1841) -- valid
  Acestrorhynchus minimus Menezes, 1969 -- valid
  Acestrorhynchus nasutus Eigenmann, 1912 -- valid
  Acestrorhynchus pantaneiro Menezes, 1992 -- valid
  Achoerodus Gill, 1863 -- valid
  Achoerodus gouldii (Richardson, 1843) -- valid -- giant pigfish
  Achoerodus viridis (Steindachner, 1866) -- valid
  Acinocheirodon Malabarba and Weitzman, 1999 -- valid
  Acinocheirodon melanogramma Malabarba and Weitzman, 1999 -- valid
  Acnodon Eigenmann, 1903 -- valid
  Acnodon normani Gosline, 1951 -- valid
  Acnodon oligacanthus (Müller and Troschel, 1844) -- valid
  Acnodon senai Jégu and dos Santos, 1990 -- valid
  Acrobrycon Eigenmann and Pearson in Pearson, 1924 -- valid
  Acrobrycon ipanquianus (Cope, 1877) -- valid
  Acrobrycon tarijae Fowler, 1940 -- valid
  Acromycter Smith and Kanazawa, 1977 -- valid
  Acromycter alcocki (Gilbert and Cramer, 1897) -- valid
  Acromycter atlanticus Smith, 1989 -- valid
  Acromycter nezumi (Asano, 1958) -- valid
  Acromycter perturbator (Parr, 1932) -- valid
  Acropoma Temminck and Schlegel, 1843 -- valid
  Acropoma argentistigma Okamoto and Ida, 2002 -- valid
  Acropoma boholensis Yamanoue and Matsuura, 2002 -- valid
  Acropoma hanedai Matsubara, 1953 -- valid
  Acropoma japonicum Günther, 1859 -- valid -- glowbelly, laternbelly
  Acropoma lecorneti Fourmanoir, 1988 -- valid
  Acyrtops Schultz, 1951 -- valid
  Acyrtops amplicirrus Briggs, 1955 -- valid -- chupapiedra nariz crestada, flarenostril clingfish
  Acyrtops beryllinus (Hildebrand and Ginsburg, 1926) -- valid -- pequita esmerilada, emerald clingfish
  Acyrtus Schultz, 1944 -- valid
  Acyrtus artius Briggs, 1955 -- valid -- papillate clingfish, pequita gusarapo, chupapiedra papilosa
  Acyrtus rubiginosus (Poey, 1868) -- valid -- pequita roja, red clingfish, chupapiedra roja
  Adamas Huber, 1979 -- valid
  Adamas formosus Huber, 1979 -- valid
  Adenops Schultz, 1948 -- invalid
  Adinia Girard, 1859 -- valid -- diamond killifishes
  Adinia multifasciata Girard, 1859 -- invalid
  Adinia xenica (Jordan and Gilbert, 1882) -- valid -- diamond killifish
  Adontosternarchus Ellis in Eigenmann, 1912 -- valid
  Adontosternarchus balaenops (Cope, 1878) -- valid
  Adontosternarchus clarkae Mago-Leccia, Lundberg and Baskin, 1985 -- valid
  Adontosternarchus devenanzii Mago-Leccia, Lundberg and Baskin, 1985 -- valid
  Adontosternarchus sachsi (Peters, 1877) -- valid
  Adrianichthys Weber, 1913 -- valid
  Adrianichthys kruyti Weber, 1913 -- valid
  Aeoliscus Jordan and Starks, 1902 -- valid
  Aeoliscus punctulatus (Bianconi, 1855) -- valid
  Aeoliscus strigatus (Günther, 1861) -- valid
  Aequidens Eigenmann and Bray, 1894 -- valid
  Aequidens biseriatus (Regan, 1913) -- valid
  Aequidens chimantanus Inger, 1956 -- valid
  Aequidens coeruleopunctatus (Kner, 1863) -- valid
  Aequidens diadema (Heckel, 1840) -- valid
  Aequidens epae Kullander, 1995 -- valid
  Aequidens gerciliae Kullander, 1995 -- valid
  Aequidens hoehnei (Miranda Ribeiro, 1918) -- valid
  Aequidens itanyi Puyo, 1943 -- invalid -- dolphin cichlid
  Aequidens latifrons (Steindachner, 1878) -- valid -- blue cichlid, blue cichlid, platinum acara
  Aequidens mariae Eigenmann, 1922 -- invalid -- Mary's cichlid
  Aequidens mauesanus Kullander, 1997 -- valid
  Aequidens metae Eigenmann, 1922 -- valid
  Aequidens michaeli Kullander, 1995 -- valid
  Aequidens pallidus (Heckel, 1840) -- valid
  Aequidens paloemeuensis Kullander and Nijssen, 1989 -- valid
  Aequidens patricki Kullander, 1984 -- valid
  Aequidens plagiozonatus Kullander, 1984 -- valid
  Aequidens portalegrensis (Hensel, 1870) -- invalid -- black acara, black acara
  Aequidens potaroensis Eigenmann, 1912 -- valid
  Aequidens pulcher (Gill, 1858) -- valid -- blue acara, blue acara
  Aequidens rivulatus (Günther, 1860) -- valid -- green terror, green terror
  Aequidens rondoni (Miranda Ribeiro, 1918) -- valid
  Aequidens sapayensis (Regan, 1903) -- valid
  Aequidens tetramerus (Heckel, 1840) -- valid -- saddle cichlid, saddle cichlid
  Aequidens thayeri (Steindachner, 1875) -- invalid
  Aequidens tubicen Kullander and Ferreira, 1991 -- valid
  Aequidens viridis (Heckel, 1840) -- valid
  Aethaloperca Fowler, 1904 -- valid
  Aethaloperca rogaa (Forsskål, 1775) -- valid -- redmouth grouper
  Aethiomastacembelus liberiensis (Boulenger, 1898) -- valid
  Aethiomastacembelus paucispinis (Boulenger, 1899) -- valid -- short-finned spiny eel
  Aethiomastacembelus sexdecimspinus (Roberts and Travers, 1986) -- valid
  Aethotaxis DeWitt, 1962 -- valid
  Aethotaxis mitopteryx DeWitt, 1962 -- valid
  Aetobatis Blainville, 1816 -- invalid
  Aetobatis narinari (Euphrasen, 1790) -- invalid
  Afronandus Meinken, 1955 -- valid
  Afronandus sheljuzhkoi (Meinken, 1954) -- valid
  Afurcagobius Gill, 1993 -- valid
  Afurcagobius suppositus (Sauvage, 1880) -- valid
  Afurcagobius tamarensis (Johnston, 1883) -- valid
  Agoniates Müller and Troschel, 1845 -- valid
  Agoniates anchovia Eigenmann, 1914 -- valid
  Agoniates halecinus Müller and Troschel, 1845 -- valid
  Agrostichthys Phillipps, 1924 -- valid
  Agrostichthys parkeri (Benham, 1904) -- valid
  Ahlia Jordan and Davis, 1891 -- valid
  Ahlia egmontis (Jordan, 1884) -- valid -- key worm eel, safío de llave, tieso de cayo
  Ahliesaurus Bertelsen, Krefft and Marshall, 1976 -- valid
  Aiakas Gosztonyi, 1977 -- valid
  Aiakas kreffti Gosztonyi, 1977 -- valid
  Aiakas zinorum Anderson and Gosztonyi, 1991 -- valid
  Aidablennius Whitley, 1947 -- valid
  Aidablennius sphynx (Valenciennes in Cuvier and Valenciennes, 1836) -- valid -- hen-like blenny
  Aioliops Rennis and Hoese, 1987 -- valid
  Aioliops brachypterus Rennis and Hoese, 1987 -- valid
  Aioliops megastigma Rennis and Hoese, 1987 -- valid
  Aioliops novaeguineae Rennis and Hoese, 1987 -- valid
  Aioliops tetrophthalmus Rennis and Hoese, 1987 -- valid
  Akarotaxis DeWitt and Hureau, 1979 -- valid
  Akarotaxis nudiceps (Waite, 1916) -- valid
  Akko Birdsong and Robins, 1995 -- valid
  Akko brevis (Günther, 1864) -- valid
  Akko dionaea Birdsong and Robins, 1995 -- valid
  Akko rossi Van Tassell and Baldwin, 2004 -- valid
  Alabes Cloquet, 1816 -- valid
  Alabes brevis Springer and Fraser, 1976 -- valid
  Alabes dorsalis (Richardson, 1845) -- valid
  Alabes hoesei Springer and Fraser, 1976 -- valid
  Alabes parvulus (McCulloch, 1909) -- valid
  Albula Scopoli, 1777 -- valid -- bonefishes
  Albula argenteus (Schneider in Bloch and Schneider, 1801) -- valid
  Albula forsteri Valenciennes in Cuvier and Valenciennes, 1847 -- valid
  Albula glossodonta (Forsskål, 1775) -- valid -- Indo-Pacific bonefish
  Albula nemoptera (Fowler, 1911) -- valid -- shafted bonefish, macabí de hebra
  Albula neoguinaica Valenciennes in Cuvier and Valenciennes, 1847 -- valid
  Albula vulpes (Linnaeus, 1758) -- valid -- bonefish, macabí
  Alcolapia Thys van den Audenaerde, 1969 -- invalid
  Aldrovandia Goode and Bean, 1896 -- valid
  Aldrovandia affinis (Günther, 1877) -- valid -- halosaur, rattailed lizardfish
  Aldrovandia gracilis Goode and Bean, 1896 -- valid
  Aldrovandia mediorostris (Günther, 1887) -- valid
  Aldrovandia oleosa Sulak, 1977 -- valid
  Aldrovandia pallida Goode and Bean, 1896 -- invalid
  Aldrovandia phalacra (Vaillant, 1888) -- valid
  Aldrovandia rostrata (Günther, 1878) -- valid
  Alectrias Jordan and Evermann, 1898 -- valid
  Alectrias alectrolophus (Pallas, 1814) -- valid -- stone cockscomb
  Alectrias benjamini Jordan and Snyder, 1902 -- valid
  Alectrias cirratus (Lindberg, 1938) -- valid
  Alectrias gallinus (Lindberg, 1938) -- valid
  Alectrias mutsuensis Shiogaki, 1985 -- valid
  Alectridium Gilbert and Burke, 1912 -- valid
  Alectridium aurantiacum Gilbert and Burke, 1912 -- valid -- lesser prickleback
  Alepidomus Hubbs, 1944 -- valid
  Alepidomus evermanni (Eigenmann, 1903) -- valid -- cuban glassfish
  Alepisaurus Lowe, 1833 -- valid
  Alestes Müller and Troschel, 1844 -- valid
  Alestes affinis Günther, 1894 -- valid
  Alestes ansorgii Boulenger, 1910 -- valid
  Alestes baremoze (Joannis, 1835) -- valid
  Alestes bartoni Nichols and La Monte, 1953 -- valid
  Alestes batesii Boulenger, 1903 -- valid
  Alestes bimaculatus Boulenger, 1899 -- valid
  Alestes bouboni Roman, 1973 -- valid
  Alestes carmesinus Nichols and Griscom, 1917 -- valid
  Alestes comptus Roberts and Stewart, 1976 -- valid
  Alestes dentex (Linnaeus, 1758) -- valid
  Alestes grandisquamis Boulenger, 1899 -- valid
  Alestes humilis Boulenger, 1905 -- valid
  Alestes imberi Peters, 1852 -- invalid
  Alestes jacksonii Boulenger, 1912 -- valid
  Alestes liebrechtsii Boulenger, 1898 -- valid
  Alestes longipinnis (Günther, 1864) -- invalid
  Alestes macrophthalmus Günther, 1867 -- valid
  Alestes peringueyi Boulenger, 1923 -- valid
  Alestes rhodopleura Boulenger, 1906 -- valid
  Alestes schoutedeni Boulenger, 1912 -- valid
  Alestes stuhlmannii Pfeffer, 1896 -- valid
  Alestes taeniurus Günther, 1867 -- valid
  Alestes tessmanni Pappenheim, 1911 -- valid
  Alestes tholloni Pellegrin, 1901 -- valid
  Alestidae -- invalid -- African characins
  Alestiidae -- valid
  Alestopetersius Hoedeman, 1951 -- valid
  Alestopetersius brichardi Poll, 1967 -- valid
  Alestopetersius caudalis (Boulenger, 1899) -- valid
  Alestopetersius compressus (Poll and Gosse, 1963) -- valid
  Alestopetersius hilgendorfi (Boulenger, 1899) -- valid
  Alestopetersius leopoldianus (Boulenger, 1899) -- valid
  Alestopetersius nigropterus Poll, 1967 -- valid
  Alestopetersius smykalai Poll, 1967 -- valid
  Alfaro Meek, 1912 -- valid
  Alfaro cultratus (Regan, 1908) -- valid -- knife livebearer, knife livebearer
  Alfaro huberi (Fowler, 1923) -- valid
  Allanetta Whitley, 1943 -- invalid
  Allanetta afra (Peters, 1855) -- invalid -- shortfin silverside
  Allanetta klunzingeri Smith, 1965 -- invalid -- slender silverside
  Allips McCosker, 1972 -- valid
  Allips concolor McCosker, 1972 -- valid
  Alloblennius Smith-Vaniz and Springer, 1971 -- valid
  Alloblennius anuchalis (Springer and Spreitzer, 1978) -- valid
  Alloblennius jugularis (Klunzinger, 1871) -- valid
  Alloblennius parvus Springer and Spreitzer, 1978 -- valid
  Alloblennius pictus (Lotan, 1969) -- valid
  Allochromis Greenwood, 1980 -- valid
  Allochromis welcommei (Greenwood, 1966) -- valid
  Alloclinus Hubbs, 1927 -- valid
  Alloclinus holderi (Lauderbach in Jordan and Starks, 1907) -- valid -- island kelpfish, trambollo isleño
  Alloconger Jordan and Hubbs, 1925 -- invalid
  Allodontichthys Hubbs and Turner, 1939 -- valid
  Allodontichthys hubbsi Miller and Uyeno, 1980 -- valid -- mexcalpique de Tuxpan, whitepatch splitfin
  Allodontichthys polylepis Rauchenberger, 1988 -- valid -- finescale splitfin, mexcalpique escamitas
  Allodontichthys tamazulae Turner, 1946 -- valid -- mexcalpique de Tamazula, peppered splitfin
  Allodontichthys zonistius (Hubbs, 1932) -- valid -- bandfin splitfin, mexcalpique de Colima
  Allomicrodesmus Schultz in Schultz et al., 1966 -- valid
  Allomicrodesmus dorotheae Schultz in Schultz et al., 1966 -- valid
  Alloophorus Hubbs and Turner, 1939 -- valid -- bulldog goodeid
  Alloophorus robustus (Bean, 1892) -- valid -- bulldog goodeid, chegua
  Allotaius Whitley, 1937 -- valid
  Allotaius spariformis (Ogilby, 1910) -- valid -- Cape Moreton sea bream
  Allothunnus Serventy, 1948 -- valid
  Allothunnus fallai Serventy, 1948 -- valid -- slender tuna, atún lanzón, thon élégante
  Allotoca Hubbs and Turner, 1939 -- valid
  Allotoca catarinae (de Buen, 1942) -- valid -- Catarina allotoca, tiro Catarina
  Allotoca diazi (Meek, 1902) -- valid -- chorumo, Patzcuaro allotoca
  Allotoca dugesii (Bean, 1887) -- valid -- bumblebee allotoca, tiro chato
  Allotoca goslinei Smith and Miller, 1987 -- valid -- banded allotoca, tiro listado
  Allotoca maculata Smith and Miller, 1980 -- valid -- blackspot allotoca, tiro manchado
  Allotoca meeki (Alvarez, 1959) -- valid -- tiro de Zirahuén, Zirahuen allotoca
  Allotoca zacapuensis Meyer, Radda and Domínguez, 2001 -- valid -- tiro de Zacapu, Zacapu allotoca
  Alphestes Bloch and Schneider, 1801 -- valid
  Alphestes afer (Bloch, 1793) -- valid -- guaseta, mutton hamlet
  Alphestes immaculatus Breder, 1936 -- valid -- guaseta del Pacífico, Pacific mutton hamlet
  Alphestes multiguttatus (Günther, 1867) -- valid -- guaseta rayada, rivulated mutton hamlet
  Alticops Smith, 1948 -- invalid
  Alticorpus Stauffer and McKaye, 1988 -- valid
  Alticorpus macrocleithrum (Stauffer and McKaye, 1985) -- valid
  Alticorpus mentale Stauffer and McKaye, 1988 -- valid
  Alticorpus pectinatum Stauffer and McKaye, 1988 -- valid
  Alticorpus peterdaviesi (Burgess and Axelrod, 1973) -- valid
  Alticorpus profundicola Stauffer and McKaye, 1988 -- valid
  Alticus Lacepède, 1800 -- valid
  Alticus arnoldorum (Curtiss, 1938) -- valid
  Alticus kirkii (Günther, 1868) -- valid
  Alticus monochrus Bleeker, 1869 -- valid
  Alticus montanoi (Sauvage, 1880) -- valid
  Alticus saliens (Lacepède, 1800) -- valid -- jumping blenny, jumping blenny
  Alticus sertatus (Garman, 1903) -- valid
  Alticus simplicirrus Smith-Vaniz and Springer, 1971 -- valid
  Altolamprologus Poll, 1986 -- valid
  Altolamprologus calvus (Poll, 1978) -- valid
  Altolamprologus compressiceps (Boulenger, 1898) -- valid -- compressed cichlid
  Altrichthys Allen, 1999 -- valid
  Altrichthys azurelineatus (Fowler and Bean, 1928) -- valid
  Altrichthys curatus Allen, 1999 -- valid
  Aluterus punctata Agassiz in Spix & Agassiz, 1831 -- invalid -- long filefish
  Amarsipus Haedrich, 1969 -- valid
  Amarsipus carlsbergi Haedrich, 1969 -- valid
  Ambassis Cuvier in Cuvier and Valenciennes, 1828 -- valid -- glassies, perchlets, common glassfishes
  Ambassis agassizii Steindachner, 1867 -- valid
  Ambassis agrammus Günther, 1867 -- valid
  Ambassis ambassis (Lacepède, 1802) -- valid
  Ambassis buruensis Bleeker, 1856 -- valid -- east Indian glassfish, Melanesian glassfish
  Ambassis buton Popta, 1918 -- valid
  Ambassis commersonii Cuvier in Cuvier and Valenciennes, 1828 -- invalid
  Ambassis dayi Bleeker, 1874 -- invalid
  Ambassis dussumieri Cuvier in Cuvier and Valenciennes, 1828 -- valid
  Ambassis elongatus (Castelnau, 1878) -- valid
  Ambassis fontoynonti Pellegrin, 1932 -- valid
  Ambassis gymnocephalus (Lacepède, 1802) -- valid -- bald glassy, bald glassy
  Ambassis interrupta Bleeker, 1852 -- valid
  Ambassis interruptus Bleeker, 1852 -- invalid -- longspine glassfish
  Ambassis jacksoniensis (Macleay, 1881) -- valid
  Ambassis kopsii Bleeker, 1858 -- valid
  Ambassis macleayi (Castelnau, 1878) -- valid
  Ambassis macracanthus Bleeker, 1849 -- valid
  Ambassis marianus Günther, 1880 -- valid
  Ambassis miops Günther, 1872 -- valid -- lafa glassfish
  Ambassis muelleri Klunzinger, 1880 -- valid
  Ambassis nalua (Hamilton, 1822) -- valid
  Ambassis natalensis Gilchrist and Thompson, 1908 -- valid -- slender glassy, slender glassy
  Ambassis productus Guichenot, 1866 -- invalid -- longspine glassy, longspine glassy
  Ambassis urotaenia Bleeker, 1852 -- valid -- bandedtail glassy perchlet, bandedtail glassy perchlet
  Ambassis vachellii Richardson, 1846 -- valid
  Amblychaeturichthys Bleeker, 1874 -- valid
  Amblychaeturichthys hexanema (Bleeker, 1853) -- valid
  Amblychaeturichthys sciistius (Jordan and Snyder, 1901) -- valid
  Amblycirrhitus Gill, 1862 -- valid
  Amblycirrhitus bimacula (Jenkins, 1903) -- valid
  Amblycirrhitus bimaculata (Jenkins, 1903) -- invalid -- twospot hawkfish, twospot hawkfish
  Amblycirrhitus earnshawi Lubbock, 1978 -- valid
  Amblycirrhitus oxyrhynchos (Bleeker, 1858) -- valid
  Amblycirrhitus pinos (Mowbray in Breder, 1927) -- valid -- redspotted hawkfish, rayadito, halcón rayadito
  Amblycirrhitus unimacula (Kamohara, 1957) -- valid
  Amblyeleotris Bleeker, 1874 -- valid
  Amblyeleotris arcupinna Mohlmann and Munday, 1999 -- valid
  Amblyeleotris aurora (Polunin and Lubbock, 1977) -- valid
  Amblyeleotris bellicauda Randall, 2004 -- valid
  Amblyeleotris biguttata Randall, 2004 -- valid
  Amblyeleotris callopareia Polunin and Lubbock, 1979 -- valid
  Amblyeleotris delicatulus Smith, 1958 -- valid
  Amblyeleotris diagonalis Polunin and Lubbock, 1979 -- valid
  Amblyeleotris downingi Randall, 1994 -- valid
  Amblyeleotris ellipse Randall, 2004 -- valid
  Amblyeleotris fasciata (Herre, 1953) -- valid
  Amblyeleotris fontanesii (Bleeker, 1852) -- valid
  Amblyeleotris guttata (Fowler, 1938) -- valid
  Amblyeleotris gymnocephala (Bleeker, 1853) -- valid
  Amblyeleotris harrisorum Mohlmann and Randall, 2002 -- valid
  Amblyeleotris japonica Takagi, 1957 -- valid
  Amblyeleotris katherine Randall, 2004 -- valid
  Amblyeleotris latifasciata Polunin and Lubbock, 1979 -- valid
  Amblyeleotris macronema Polunin and Lubbock, 1979 -- valid
  Amblyeleotris marquesas Mohlmann and Randall, 2002 -- valid
  Amblyeleotris masuii Aonuma and Yoshino, 1996 -- valid
  Amblyeleotris melanocephala Aonuma, Iwata and Yoshino, 2000 -- valid
  Amblyeleotris novaecaledoniae Goren, 1981 -- valid
  Amblyeleotris ogasawarensis Yanagisawa, 1978 -- valid
  Amblyeleotris periophthalma (Bleeker, 1853) -- valid
  Amblyeleotris randalli Hoese and Steene, 1978 -- valid
  Amblyeleotris rhyax Polunin and Lubbock, 1979 -- valid
  Amblyeleotris rubrimarginata Mohlmann and Randall, 2002 -- valid
  Amblyeleotris steinitzi (Klausewitz, 1974) -- valid
  Amblyeleotris stenotaeniata Randall, 2004 -- valid
  Amblyeleotris sungami (Klausewitz, 1969) -- valid
  Amblyeleotris triguttata Randall, 1994 -- valid
  Amblyeleotris wheeleri (Polunin and Lubbock, 1977) -- valid
  Amblyeleotris yanoi Aonuma and Yoshino, 1996 -- valid
  Amblyglyphidodon Bleeker, 1877 -- valid
  Amblyglyphidodon aureus (Cuvier in Cuvier and Valenciennes, 1830) -- valid -- golden damselfish, golden devil
  Amblyglyphidodon batunai Allen, 1995 -- valid
  Amblyglyphidodon curacao (Bloch, 1787) -- valid -- clouded damselfish, staghorn damselfish
  Amblyglyphidodon flavilatus Allen and Randall, 1980 -- valid
  Amblyglyphidodon indicus Allen and Randall, 2002 -- valid
  Amblyglyphidodon leucogaster (Bleeker, 1847) -- valid -- goldenscaled damselfish, whitebelly damselfish, yellowbelly devil, yellowbelly damselfish
  Amblyglyphidodon melanopterus Allen and Randall, 2002 -- valid
  Amblyglyphidodon orbicularis (Hombron and Jacquinot in Jacquinot and Guichenot, 1853) -- valid
  Amblyglyphidodon ternatensis (Bleeker, 1853) -- valid
  Amblygobius Bleeker, 1874 -- valid
  Amblygobius albimaculatus (Rüppell, 1830) -- valid
  Amblygobius buanensis Herre, 1927 -- valid
  Amblygobius bynoensis (Richardson, 1844) -- valid -- bynoe's goby, bynoe's goby
  Amblygobius decussatus (Bleeker, 1855) -- valid
  Amblygobius esakiae Herre, 1939 -- valid
  Amblygobius hectori (Smith, 1957) -- valid
  Amblygobius linki Herre, 1927 -- valid
  Amblygobius nocturnus (Herre, 1945) -- valid
  Amblygobius phalaena (Valenciennes in Cuvier and Valenciennes, 1837) -- valid
  Amblygobius semicinctus (Bennett, 1833) -- valid
  Amblygobius sewardii (Playfair in Playfair and Günther, 1867) -- valid
  Amblygobius sphynx (Valenciennes in Cuvier and Valenciennes, 1837) -- valid -- sphinx goby, sphinx goby
  Amblygobius stethophthalmus (Bleeker, 1851) -- valid
  Amblygobius tekomaji (Smith, 1959) -- valid
  Amblyotrypauchen Hora, 1924 -- valid
  Amblyotrypauchen arctocephalus (Alcock, 1890) -- valid
  Amblypomacentrus Bleeker, 1877 -- valid
  Amblypomacentrus breviceps (Schlegel and Müller, 1839) -- valid
  Amblypomacentrus clarus Allen and Adrim, 2000 -- valid
  Ameca Miller and Fitzsimmons, 1971 -- valid
  Ameca splendens Miller and Fitzsimons, 1971 -- valid -- butterfly splitfin, mexcalpique mariposa
  Ammocryptocharax Weitzman and Kanazawa, 1976 -- valid
  Ammocryptocharax elegans Weitzman and Kanazawa, 1976 -- valid
  Ammocryptocharax lateralis (Eigenmann, 1909) -- valid
  Ammocryptocharax minutus Buckup, 1993 -- valid
  Ammocryptocharax vintonae (Eigenmann, 1909) -- valid
  Ammodytes Linnaeus, 1758 -- valid -- sand lances
  Ammodytes alascanus Cope, 1873 -- invalid -- Alaskan sand lance
  Ammodytes americanus DeKay, 1842 -- valid -- American sand lance, inshore sand lance, lance, sand eel, lançon d'Amérique
  Ammodytes capensis Barnard, 1927 -- invalid -- Cape sand lance
  Ammodytes dubius Reinhardt, 1837 -- valid -- northern sand lance, offshore sand lance, sand eel, lançon du nord
  Ammodytes hexapterus Pallas, 1814 -- valid -- Pacific sand lance
  Ammodytes immaculatus Corbin, 1950 -- invalid
  Ammodytes marinus Raitt, 1934 -- valid -- sand eel, sand lance
  Ammodytes personatus Girard, 1856 -- valid
  Ammodytes tobianus Linnaeus, 1758 -- valid -- lesser sand eel
  Ammodytoides Duncker and Mohr, 1939 -- valid
  Ammodytoides gilli (Bean, 1895) -- valid -- Panamic sand lance, peón panámico
  Ammodytoides kimurai Ida and Randall, 1993 -- valid
  Ammodytoides leptus Collette and Randall, 2000 -- valid
  Ammodytoides pylei Randall, Ida and Earle, 1994 -- valid
  Ammodytoides renniei (Smith, 1957) -- valid -- falsetail sandlance
  Ammodytoides vagus (McCulloch and Waite, 1916) -- valid
  Ammolabrus Randall and Carlson, 1997 -- valid
  Ammolabrus dicrus Randall and Carlson, 1997 -- valid
  Amoya Herre, 1927 -- valid
  Amoya andhraensis (Herre, 1944) -- valid
  Amoya chusanensis (Herre, 1940) -- valid
  Amoya gracilis (Bleeker, 1875) -- valid
  Amoya madraspatensis (Day, 1868) -- valid
  Amoya moloanus (Herre, 1927) -- valid
  Amoya signatus (Peters, 1855) -- valid
  Amoya veliensis (Geevarghese and John, 1982) -- valid
  Amphichaetodon Burgess, 1978 -- valid
  Amphichaetodon howensis (Waite, 1903) -- valid
  Amphichaetodon melbae Burgess and Caldwell in Burgess, 1978 -- valid
  Amphilophus Agassiz, 1859 -- valid
  Amphilophus alfari (Meek, 1907) -- valid
  Amphilophus altifrons (Kner, 1863) -- valid
  Amphilophus amarillo Stauffer and McKaye, 2002 -- valid
  Amphilophus bussingi Loiselle, 1997 -- valid
  Amphilophus calobrense (Meek and Hildebrand, 1913) -- valid
  Amphilophus citrinellus (Günther, 1864) -- valid -- Midas cichlid
  Amphilophus diquis (Bussing, 1974) -- valid
  Amphilophus erythraeus (Günther, 1867) -- valid
  Amphilophus granadense (Meek, 1907) -- valid
  Amphilophus hogaboomorum (Carr and Giovannoli, 1950) -- valid
  Amphilophus labiatus (Günther, 1864) -- valid
  Amphilophus longimanus (Günther, 1867) -- valid
  Amphilophus lyonsi (Gosse, 1966) -- valid
  Amphilophus macracanthus (Günther, 1864) -- valid
  Amphilophus margaritiferus (Günther, 1862) -- valid
  Amphilophus nourissati (Allgayer, 1989) -- valid
  Amphilophus rhytisma (López S., 1983) -- valid
  Amphilophus robertsoni (Regan, 1905) -- valid
  Amphilophus rostratus (Gill in Gill and Bransford, 1877) -- valid
  Amphilophus sagittae Stauffer and McKaye, 2002 -- valid
  Amphilophus trimaculatus (Günther, 1867) -- invalid -- threespot cichlid
  Amphilophus xiloaensis Stauffer and McKaye, 2002 -- valid
  Amphilophus zaliosus (Barlow, 1976) -- valid
  Amphiprion Bloch and Schneider, 1801 -- valid -- anemonefishes
  Amphiprion akallopisos Bleeker, 1853 -- valid -- nosestripe anemonefish, skunk clownfish, whitebacked clownfish, skunk-stripe anemonefish
  Amphiprion akindynos Allen, 1972 -- valid -- Barrier Reef anemonefish
  Amphiprion allardi Klausewitz, 1970 -- valid -- twobar anemonefish
  Amphiprion argenteus Bloch and Schneider, 1801 -- valid
  Amphiprion bicinctus Rüppell, 1830 -- valid -- threebanded anemonefish, twoband anemonefish
  Amphiprion chagosensis Allen, 1972 -- valid -- Chagos anemonefish
  Amphiprion chrysogaster Cuvier in Cuvier and Valenciennes, 1830 -- valid -- Mauritian anemonefish
  Amphiprion chrysopterus Cuvier in Cuvier and Valenciennes, 1830 -- valid -- orangefin anemonefish
  Amphiprion clarkii (Bennett, 1830) -- valid -- black clown, Brown anemonefish, yellowtail clownfish, Clark's anemonefish, chocolate clownfish
  Amphiprion ephippium (Bloch, 1790) -- valid -- red saddleback anemonefish, saddle anemonefish
  Amphiprion frenatus Brevoort, 1856 -- valid -- oneband anemonefish, blackback anemonefish, fire clown, tomato clownfish, red clown
  Amphiprion fuscocaudatus Allen, 1972 -- valid -- Seychelles anemonefish
  Amphiprion latezonatus Waite, 1900 -- valid -- wideband anemonefish
  Amphiprion latifasciatus Allen, 1972 -- valid -- Madagascar anemonefish
  Amphiprion leucokranos Allen, 1973 -- valid -- whitebonnet anemonefish
  Amphiprion mccullochi Whitley, 1929 -- valid -- McCulloch's anemonefish, whitesnout anemonefish
  Amphiprion melanopus Bleeker, 1852 -- valid -- dusky anemonefish, black anemonefish, red and black anemonefish, fire clownfish
  Amphiprion nigripes Regan, 1908 -- valid -- Maldive anemonefish
  Amphiprion ocellaris Cuvier in Cuvier and Valenciennes, 1830 -- valid -- clown anemonefish, common clownfish, false clown anemonefish
  Amphiprion omanensis Allen and Mee in Allen, 1991 -- valid
  Amphiprion perideraion Bleeker, 1855 -- valid -- false skunkstriped anemonefish, pink anemonefish, whitebanded anemonefish, salmon clownfish, pink skunk clown
  Amphiprion polymnus (Linnaeus, 1758) -- valid -- yellowfinned anemonefish, brownsaddle clownfish, saddleback clownfish
  Amphiprion rubrocinctus Richardson, 1842 -- valid -- Australian anemonefish, red anemonefish, redgirdled anemonefish
  Amphiprion sandaracinos Allen, 1972 -- valid -- orange anemonefish, yellow clownfish, yellow skunk clownfish
  Amphiprion sebae Bleeker, 1853 -- valid -- yellowtailed anemonefish, brown clownfish, sebae clown, yellowtail clownfish
  Amphiprion thiellei Burgess, 1981 -- valid
  Amphiprion tricinctus Schultz and Welander in Schultz, 1953 -- valid -- maroon clownfish, threeband anemonefish
  Amphiprion tunicatus Cuvier in Cuvier and Valenciennes, 1830 -- valid
  Amphistichus Agassiz, 1854 -- valid
  Amphistichus argenteus Agassiz, 1854 -- valid -- barred surfperch, mojarra de bandas
  Amphistichus koelzi (Hubbs, 1933) -- valid -- calico surfperch, mojarra angaripola
  Amphistichus rhodoterus (Agassiz, 1854) -- valid -- redtail surfperch
  Amsichthys Gill and Edwards, 1999 -- valid
  Amsichthys knighti (Allen, 1987) -- valid
  Anabas Cloquet, 1816 -- valid
  Anabas ansorgii Boulenger, 1912 -- invalid
  Anabas argentoventer Ahl in Schreitmüller and Ahl, 1922 -- invalid
  Anabas cobojius (Hamilton, 1822) -- valid
  Anabas fasciolata Boulenger, 1899 -- invalid
  Anabas muriei Boulenger, 1906 -- invalid
  Anabas oxyrhynchus Boulenger, 1902 -- invalid
  Anabas testudineus (Bloch, 1792) -- valid -- climbing perch, climbing bass
  Anableps Scopoli, 1777 -- valid
  Anableps anableps (Linnaeus, 1758) -- valid -- four-eyes, foureyed fish, four-eyes, largescale foureyes
  Anableps dowei Gill, 1861 -- valid -- Pacific foureyed fish
  Anableps gronovii Valenciennes in Cuvier and Valenciennes, 1846 -- invalid
  Anableps lineatus Gronow in Gray, 1854 -- invalid
  Anableps microlepis Müller and Troschel, 1844 -- valid -- finescale foureyes, foureyes
  Anableps surinamensis Lacepède, 1803 -- invalid
  Anableps tetrophthalmus Bloch, 1794 -- invalid
  Anampses Quoy and Gaimard, 1824 -- valid
  Anampses caeruleopunctatus Rüppell, 1829 -- valid -- bluefreckled wrasse
  Anampses chrysocephalus Randall, 1958 -- valid
  Anampses cuvier Quoy and Gaimard, 1824 -- valid -- 'opule
  Anampses elegans Ogilby, 1889 -- valid
  Anampses femininus Randall, 1972 -- valid
  Anampses geographicus Valenciennes in Cuvier and Valenciennes, 1840 -- valid -- scribbled wrasse
  Anampses lennardi Scott, 1959 -- valid
  Anampses lineatus Randall, 1972 -- valid
  Anampses melanurus Bleeker, 1857 -- valid
  Anampses meleagrides Valenciennes in Cuvier and Valenciennes, 1840 -- valid -- speckled wrasse
  Anampses neoguinaicus Bleeker, 1878 -- valid
  Anampses rubroviridis Liénard in Sauvage, 1891 -- invalid
  Anampses twistii Bleeker, 1856 -- valid
  Anampses viridis Valenciennes in Cuvier and Valenciennes, 1840 -- valid
  Anaora Gray, 1835 -- valid
  Anaora tentaculata Gray, 1835 -- valid
  Anarchias Jordan and Starks in Jordan and Seale, 1906 -- valid
  Anarchias allardicei Jordan and Starks in Jordan and Seale, 1906 -- valid
  Anarchias cantonensis (Schultz, 1943) -- valid
  Anarchias euryurus (Lea, 1913) -- valid
  Anarchias galapagensis (Seale, 1940) -- valid -- hardtail moray, morena cola dura
  Anarchias knighti Jordan and Starks in Jordan and Seale, 1906 -- invalid
  Anarchias leucurus (Snyder, 1904) -- valid
  Anarchias longicaudis (Peters, 1877) -- valid
  Anarchias maldiviensis Klausewitz, 1964 -- valid
  Anarchias seychellensis Smith, 1962 -- valid
  Anarchias similis (Lea, 1913) -- valid -- pygmy moray, morena pigmea, morena enana
  Anarchias yoshiae Kanazawa, 1952 -- invalid -- pygmy moray
  Anarchopterus Hubbs, 1935 -- valid
  Anarchopterus criniger (Bean and Dresel, 1884) -- valid -- fringed pipefish, pez pipa orlado
  Anarchopterus tectus (Dawson, 1978) -- valid -- insular pipefish, pez pipa isleño
  Anarhichas Linnaeus, 1758 -- valid -- Atlantic wolffishes
  Anarhichas denticulatus Krøyer, 1845 -- valid -- northern wolffish
  Anarhichas lupus Linnaeus, 1758 -- valid -- Atlantic wolffish, loup atlantique
  Anarhichas minor Olafsen, 1772 -- valid -- spotted wolffish, loup tacheté
  Anarhichas orientalis Pallas, 1814 -- valid -- Bering wolffish
  Anarrhichthys Ayres, 1855 -- valid
  Anarrhichthys ocellatus Ayres, 1855 -- valid -- northern wolffish, wolf-eel
  Anatirostrum Iljin, 1930 -- valid
  Anatirostrum profundorum (Berg, 1927) -- valid
  Anatolanthias Anderson, Parin and Randall, 1990 -- valid
  Anatolanthias apiomycter Anderson, Parin and Randall, 1990 -- valid
  Anatolichthys Kosswig and Sözer, 1945 -- invalid
  Anchichoerops Barnard, 1927 -- valid
  Anchichoerops natalensis (Gilchrist and Thompson, 1909) -- valid
  Andamia Blyth, 1858 -- valid
  Andamia aequipinnis (Günther, 1861) -- valid
  Andamia amphibius (Walbaum, 1792) -- valid
  Andamia cyclocheilus Weber, 1909 -- valid
  Andamia heteroptera (Bleeker, 1857) -- valid
  Andamia reyi (Sauvage, 1880) -- valid
  Andamia tetradactylus (Bleeker, 1858) -- valid
  Andriashevia Fedorov and Neyelov, 1978 -- valid
  Andriashevia aptera Fedorov and Neyelov, 1978 -- valid
  Anema Günther, 1860 -- invalid
  Anema inerme (Cuvier in Cuvier and Valenciennes, 1829) -- invalid -- mottled stargazer
  Anguilla Schrank, 1798 -- valid -- freshwater eels
  Anguilla anguilla (Linnaeus, 1758) -- valid -- common eel, European eel
  Anguilla australis Richardson, 1841 -- valid -- shortfinned eel, shortfinned freshwater eel, shortfin eel, river eel, silver eel, Australian shortfinned eel, anguille d'Australie, anguila australiana
  Anguilla bengalensis (Gray, 1831) -- valid
  Anguilla bicolor McClelland, 1844 -- valid -- level-finned eel, short-finned eel, anguille à nageoire courte, anguila de aleta corta, Indonesian shortfin eel
  Anguilla borneensis Popta, 1924 -- valid
  Anguilla breviceps Chu and Jin in Chu, 1984 -- valid
  Anguilla celebesensis Kaup, 1856 -- valid -- Indonesian mottled eel
  Anguilla dieffenbachii Gray, 1842 -- valid
  Anguilla interioris Whitley, 1938 -- valid -- New Guinea eel
  Anguilla japonica Temminck and Schlegel, 1846 -- valid -- anguille du Japon, anguila japonesa, Japanese eel
  Anguilla malgumora Kaup, 1856 -- valid -- Indonesian longfinned eel
  Anguilla marmorata Quoy and Gaimard, 1824 -- valid -- giant mottled eel, grande anguille marbrée, anguilla moteada gigante, marbled eel
  Anguilla megastoma Kaup, 1856 -- valid -- Polynesian longfinned eel
  Anguilla mossambica (Peters, 1852) -- valid
  Anguilla nebulosa McClelland, 1844 -- valid -- long-finned eel
  Anguilla nigricans Chu and Wu in Chu, 1984 -- valid
  Anguilla obscura Günther, 1872 -- valid -- shortfinned eel, Pacific shortfinned freshwater eel, Pacific shortfinned eel
  Anguilla reinhardtii Steindachner, 1867 -- valid -- Australian longfinned eel
  Anguilla rostrata (Lesueur, 1817) -- valid -- American eel, anguila, anguila americana, anguille d'Amérique
  Anguilla vulgaris Shaw, 1803 -- invalid
  Anisarchus Gill, 1864 -- valid
  Anisarchus macrops (Matsubara and Ochiai, 1952) -- valid
  Anisarchus medius (Reinhardt, 1837) -- valid -- stout eelblenny
  Anisochromis Smith, 1954 -- valid
  Anisochromis kenyae Smith, 1954 -- valid
  Anisochromis mascarenensis Gill and Fricke, 2001 -- valid
  Anisochromis straussi Springer, Smith and Fraser, 1977 -- valid
  Anodus Cuvier, 1829 -- valid
  Anodus elongatus Agassiz in Spix and Agassiz, 1829 -- valid
  Anodus melanopogon Cope, 1878 -- invalid
  Anodus orinocensis (Steindachner, 1887) -- valid
  Anomalochromis Greenwood, 1985 -- valid
  Anomalochromis thomasi (Boulenger, 1915) -- valid -- African butterfly cichlid
  Anoplarchus Gill, 1861 -- valid
  Anoplarchus insignis Gilbert and Burke, 1912 -- valid -- slender cockscomb
  Anoplarchus purpurescens Gill, 1861 -- valid -- high cockscomb
  Anoplogaster Günther, 1859 -- valid
  Anostomoides Pellegrin, 1909 -- valid
  Anostomoides atrianalis Pellegrin, 1909 -- valid
  Anostomoides laticeps (Eigenmann, 1912) -- valid
  Anostomus Scopoli, 1777 -- valid
  Anostomus anostomus (Linnaeus, 1758) -- valid -- striped anastomus, striped anastomus
  Anostomus brevior Géry, 1961 -- valid
  Anostomus intermedius Winterbottom, 1980 -- valid
  Anostomus longus Géry, 1961 -- valid
  Anostomus plicatus Eigenmann, 1912 -- valid
  Anostomus spiloclistron Winterbottom, 1974 -- valid
  Anostomus ternetzi Fernández-Yépez, 1949 -- valid
  Anotopterus Zugmayer, 1911 -- valid
  Anotopterus nikparini Kukuev, 1998 -- valid -- North Pacific daggertooth, daga
  Anotopterus vorax (Regan, 1913) -- valid
  Antennablennius Fowler, 1931 -- valid
  Antennablennius adenensis Fraser-Brunner, 1951 -- valid
  Antennablennius australis Fraser-Brunner, 1951 -- valid -- moustached rockskipper, moustached rockskipper
  Antennablennius bifilum (Günther, 1861) -- valid -- horned rockskipper, horned rockskipper
  Antennablennius hypenetes (Klunzinger, 1871) -- valid
  Antennablennius simonyi (Steindachner, 1902) -- valid
  Antennablennius variopunctatus (Jatzow and Lenz, 1898) -- valid
  Antennablennius velifer Smith, 1959 -- valid
  Anthias Bloch, 1792 -- valid
  Anthias anthias (Linnaeus, 1758) -- valid
  Anthias aquilonaris Goode and Bean, 1896 -- invalid
  Anthias asperilinguis Günther, 1859 -- valid
  Anthias boops Forster in Bloch and Schneider, 1801 -- invalid
  Anthias cyprinoides (Katayama and Amaoka, 1986) -- valid
  Anthias helenensis Katayama and Amaoka, 1986 -- valid
  Anthias menezesi Anderson and Heemstra, 1980 -- valid
  Anthias nicholsi Firth, 1933 -- valid -- yellowfin bass, mero aleta amarilla
  Anthias noeli Anderson and Baldwin, 2000 -- valid
  Anthias rubromaculatus Borets, 1982 -- valid
  Anthias salmopunctatus Lubbock and Edwards, 1981 -- valid
  Anthias smithvanizi Randall and Lubbock, 1981 -- invalid
  Anthias tenuis Nichols, 1920 -- valid -- threadnose bass, mero naricita
  Anthias ventralis hawaiiensis Randall, 1979 -- invalid
  Anthias ventralis ventralis Randall, 1979 -- invalid
  Anthias woodsi Anderson and Heemstra, 1980 -- valid -- swallowtail bass
  Anyperodon Günther, 1859 -- valid
  Anyperodon leucogrammicus (Valenciennes in Cuvier and Valenciennes, 1828) -- valid -- slender grouper
  Aotea Phillipps, 1926 -- invalid
  Aotea acus Phillipps, 1926 -- invalid
  Apareiodon Eigenmann, 1916 -- valid
  Apareiodon affinis (Steindachner, 1879) -- valid
  Apareiodon argenteus Pavanelli and Britski, 2003 -- valid
  Apareiodon caquetae Fowler, 1945 -- invalid
  Apareiodon cavalcante Pavanelli and Britski, 2003 -- valid
  Apareiodon davisi Fowler, 1941 -- valid
  Apareiodon gransabana Starnes and Schindler, 1993 -- valid
  Apareiodon hasemani Eigenmann, 1916 -- valid
  Apareiodon ibitiensis Amaral Campos, 1944 -- valid
  Apareiodon itapicuruensis Eigenmann and Henn in Eigenmann, 1916 -- valid
  Apareiodon machrisi Travassos, 1957 -- valid
  Apareiodon orinocensis Bonilla, Machado-Allison, Silvera, Chernoff, López and Lasso, 1999 -- valid
  Apareiodon piracicabae (Eigenmann in Eigenmann and Ogle, 1907) -- valid
  Apareiodon pongoense Allen in Eigenmann and Allen, 1942 -- invalid
  Apareiodon tigrinus Pavanelli and Britski, 2003 -- valid
  Apareiodon vittatus Garavello, 1977 -- valid
  Apeltes DeKay, 1842 -- valid -- fourspine sticklebacks
  Apeltes quadracus (Mitchill, 1815) -- valid -- fourspine stickleback, bloody stickleback, épinoche à quatre épines
  Aphanius Nardo, 1827 -- valid
  Aphanius anatoliae (Leidenfrost, 1912) -- valid
  Aphanius apodus (Gervais, 1853) -- valid
  Aphanius asquamatus (Sözer, 1942) -- valid
  Aphanius baeticus Doadrio, Carmona and Fernández-Delgado, 2002 -- valid
  Aphanius burdurensis (Ermin, 1946) -- valid
  Aphanius danfordi (Boulenger, 1890) -- valid
  Aphanius dispar (Rüppell, 1829) -- valid -- afty
  Aphanius fasciatus (Valenciennes in Humboldt and Valenciennes, 1821) -- valid
  Aphanius ginaonis (Holly, 1929) -- valid
  Aphanius iberus (Valenciennes in Cuvier and Valenciennes, 1846) -- valid -- Spanish toothcarp
  Aphanius mento (Heckel, 1843) -- valid
  Aphanius persicus (Jenkins, 1910) -- valid
  Aphanius punctatus (Heckel, 1847) -- valid
  Aphanius sirhani Villwock, Scholl and Krupp, 1983 -- valid
  Aphanius sophiae (Heckel, 1847) -- valid
  Aphanius splendens (Kosswig and Sözer, 1945) -- valid
  Aphanius stiassnyae (Getahun and Lazara, 2001) -- valid
  Aphanius sureyanus (Neu, 1937) -- valid
  Aphanius transgrediens (Ermin, 1946) -- valid
  Aphanius villwocki Hrbek and Wildekamp, 2003 -- valid
  Aphanius vladykovi Coad, 1988 -- valid
  Aphareus Cuvier in Cuvier and Valenciennes, 1830 -- valid
  Aphareus flavivultus Jenkins, 1901 -- invalid
  Aphareus furca (Lacepède, 1801) -- valid -- Smalltooth Jobfish, Small-toothed jobfish, Small toothed jobfish, Vivaneau tridents, Pargo boquidulce
  Aphareus furcatus (Lacepède, 1801) -- invalid -- olive smalltooth jobfish, smalltoothed jobfish
  Aphareus rutilans Cuvier in Cuvier and Valenciennes, 1830 -- valid -- rusty smalltooth jobfish, smalltoothed jobfish, Ironjaw, Rusty jobfish, vivaneau rouillé, pargo bermellón
  Aphia Risso, 1827 -- valid
  Aphia minuta (Risso, 1810) -- valid -- transparent goby, transparent goby
  Aphyocharacidium Géry, 1960 -- valid
  Aphyocharacidium bolivianum Géry, 1973 -- valid
  Aphyocharacidium melandetum (Eigenmann, 1912) -- valid
  Aphyocharax Günther, 1868 -- valid
  Aphyocharax agassizii (Steindachner, 1882) -- valid
  Aphyocharax alburnus (Günther, 1869) -- valid
  Aphyocharax analis Nichols, 1915 -- invalid
  Aphyocharax anisitsi Eigenmann and Kennedy, 1903 -- valid -- bloodfin, bloodfin
  Aphyocharax colifax Taphorn and Thomerson, 1991 -- valid
  Aphyocharax dentatus Eigenmann and Kennedy, 1903 -- valid
  Aphyocharax gracilis Fowler, 1940 -- valid
  Aphyocharax nattereri (Steindachner, 1882) -- valid
  Aphyocharax paraguayensis Eigenmann, 1915 -- invalid -- dawn tetra, dawn tetra
  Aphyocharax pusillus Günther, 1868 -- valid
  Aphyocharax rathbuni Eigenmann in Eigenmann and Ogle, 1907 -- valid
  Aphyocharax rubropinnis Pappenheim, 1922 -- invalid -- bloodfin, bloodfin
  Aphyocharax yekwanae Willink, Chernoff and Machado-Allison Willink et al., 2003 -- valid
  Aphyocheirodon Eigenmann, 1915 -- valid
  Aphyocheirodon hemigrammus Eigenmann, 1915 -- valid
  Aphyodite Eigenmann, 1912 -- valid
  Aphyodite grammica Eigenmann, 1912 -- valid
  Aphyolebias Costa, 1998 -- valid
  Aphyolebias claudiae Costa, 2003 -- valid
  Aphyolebias manuensis Costa, 2003 -- valid
  Aphyolebias obliquus (Costa, Sarmiento and Barrera, 1996) -- valid
  Aphyolebias peruensis (Myers, 1954) -- valid
  Aphyolebias rubrocaudatus (Seegers, 1984) -- valid
  Aphyolebias schleseri Costa, 2003 -- valid
  Aphyolebias wischmanni (Seegers, 1983) -- valid
  Aphyoplatys Clausen, 1967 -- valid
  Aphyoplatys duboisi (Poll, 1952) -- valid
  Aphyosemion Myers, 1924 -- valid -- african lyretails, African lyretails
  Aphyosemion abacinum Huber, 1976 -- valid
  Aphyosemion ahli Myers, 1933 -- valid -- Ahl's killi
  Aphyosemion alpha Huber, 1998 -- valid
  Aphyosemion amoenum Radda and Pürzl, 1976 -- valid
  Aphyosemion arnoldi (Boulenger, 1908) -- invalid -- Arnold's lyretail
  Aphyosemion aureum Radda, 1980 -- valid
  Aphyosemion australe (Rachow, 1921) -- valid -- lyretail, lyretail panchax, lyretail
  Aphyosemion bamilekorum Radda, 1971 -- valid
  Aphyosemion bertholdi Roloff, 1965 -- invalid
  Aphyosemion bitaeniatum (Ahl, 1924) -- valid -- striped lyretail, two-stripe aphyosemion, striped lyretail
  Aphyosemion bivittatum (Lönnberg, 1895) -- valid -- red aphyosemion, twostriped killi, twostripe lyretail, twostriped killi, red aphyosemion
  Aphyosemion bochtleri Radda, 1975 -- valid
  Aphyosemion brueningi (Roloff, 1971) -- invalid -- Bruening's killi
  Aphyosemion bualanum (Ahl, 1924) -- valid -- kekem-pachtkarpfling
  Aphyosemion buytaerti Radda and Huber, 1978 -- valid
  Aphyosemion calabaricus Ahl, 1936 -- invalid -- calabar lyretail, calabar lyretail
  Aphyosemion calliurum (Boulenger, 1911) -- valid -- banner lyretail, banner lyretail
  Aphyosemion calliurum ahli Myers, 1933 -- invalid
  Aphyosemion cameronense (Boulenger, 1903) -- valid -- Cameron killi, Cameroon roundtailed aphyosemion
  Aphyosemion caudofasciatum Huber and Radda, 1979 -- valid
  Aphyosemion celiae Scheel, 1971 -- valid
  Aphyosemion chauchei Huber and Scheel, 1981 -- valid
  Aphyosemion christyi (Boulenger, 1915) -- valid -- Christy's lyretail
  Aphyosemion citrineipinnis Huber and Radda, 1977 -- valid
  Aphyosemion coeleste Huber and Radda, 1977 -- valid
  Aphyosemion cognatum Meinken, 1951 -- valid -- redspeckled killi, redspeckled killi, redspot panchax
  Aphyosemion congicum (Ahl, 1924) -- valid
  Aphyosemion cyanostictum Lambert and Géry, 1968 -- valid -- Gabon jewelfish
  Aphyosemion dargei Amiet, 1987 -- valid
  Aphyosemion decorsei (Pellegrin, 1904) -- valid
  Aphyosemion deltaense Radda, 1976 -- invalid
  Aphyosemion edeanum Amiet, 1987 -- valid
  Aphyosemion elberti (Ahl, 1924) -- valid
  Aphyosemion elegans (Boulenger, 1899) -- valid
  Aphyosemion escherichi (Ahl, 1924) -- valid
  Aphyosemion exigoideum Radda and Huber, 1977 -- valid -- false jewell killi
  Aphyosemion exiguum (Boulenger, 1911) -- valid -- jewel killi
  Aphyosemion ferranti (Boulenger, 1910) -- valid
  Aphyosemion filamentosum (Meinken, 1933) -- invalid -- plumed lyrefish, plumed lyretail, plumed lyrefish, plumed lyretail
  Aphyosemion franzwerneri Scheel, 1971 -- valid
  Aphyosemion fulgens Radda, 1975 -- valid
  Aphyosemion gabunense Radda, 1975 -- valid
  Aphyosemion gardneri (Boulenger, 1911) -- invalid -- steel-blue aphyosemion, steel-blue aphyosemion
  Aphyosemion georgiae Lambert and Géry, 1968 -- valid
  Aphyosemion guineense Daget, 1954 -- valid
  Aphyosemion gulare (Boulenger, 1902) -- invalid
  Aphyosemion gulare caerulea (Boulenger, 1915) -- invalid
  Aphyosemion halleri Radda and Pürzl, 1976 -- valid
  Aphyosemion hanneloreae Radda and Pürzl, 1985 -- valid
  Aphyosemion heinemanni Berkenkamp, 1983 -- valid
  Aphyosemion hera Huber, 1998 -- valid
  Aphyosemion herzogi Radda, 1975 -- valid
  Aphyosemion hofmanni Radda, 1980 -- valid
  Aphyosemion jeanpoli (Berkenkamp and Etzel, 1979) -- valid
  Aphyosemion joergenscheeli Huber and Radda, 1977 -- valid
  Aphyosemion kouamense Legros, 1999 -- valid
  Aphyosemion labarrei Poll, 1951 -- valid
  Aphyosemion lamberti Radda and Huber, 1976 -- valid
  Aphyosemion lefiniense Woeltjes, 1984 -- valid
  Aphyosemion liberiense (Boulenger, 1908) -- invalid
  Aphyosemion liberiensis (Boulenger, 1908) -- invalid
  Aphyosemion loennbergii (Boulenger, 1903) -- valid -- lonnberg's aphyosemion, lonnberg's aphyosemion
  Aphyosemion louessense (Pellegrin, 1931) -- valid
  Aphyosemion lugens Amiet, 1991 -- valid
  Aphyosemion lujae (Boulenger, 1911) -- valid
  Aphyosemion maculatum Radda and Pürzl, 1977 -- valid
  Aphyosemion maeseni Poll, 1941 -- valid
  Aphyosemion margaretae Fowler, 1936 -- valid
  Aphyosemion marmoratum Radda, 1973 -- invalid -- marbled lyretail
  Aphyosemion meinkeni Myers, 1933 -- invalid -- meinken's aphyosemion, Meinken's aphyosemion
  Aphyosemion mimbon Huber, 1977 -- valid
  Aphyosemion mirabile Radda, 1970 -- invalid
  Aphyosemion multicolor (Meinken, 1930) -- invalid -- manycolored lyretail, manycolored lyretail, two-striped aphyosemion
  Aphyosemion obscurus (Ahl, 1924) -- valid
  Aphyosemion occidentale Clausen, 1966 -- invalid
  Aphyosemion occidentale toddi Clausen, 1966 -- invalid
  Aphyosemion ocellatum Huber and Radda, 1977 -- valid
  Aphyosemion oeseri (Schmidt, 1928) -- invalid -- emerald aphyosemion, emerald aphyosemion
  Aphyosemion ogoense (Pellegrin, 1930) -- valid
  Aphyosemion pascheni (Ahl, 1928) -- valid
  Aphyosemion passaroi Huber, 1994 -- valid
  Aphyosemion petersi (Sauvage, 1882) -- valid -- Peter's aphyosemion, Peter's prachtkarpfling
  Aphyosemion poliaki Amiet, 1991 -- valid
  Aphyosemion polli Radda and Pürzl, 1987 -- valid
  Aphyosemion primigenium Radda and Huber, 1977 -- valid
  Aphyosemion puerzli Radda and Scheel, 1974 -- invalid
  Aphyosemion punctatum Radda and Pürzl, 1977 -- valid
  Aphyosemion raddai Scheel, 1975 -- valid
  Aphyosemion rectogoense Radda and Huber, 1977 -- valid
  Aphyosemion riggenbachi (Ahl, 1924) -- valid -- Riggenbach's lyretail
  Aphyosemion roloffi Roloff, 1936 -- invalid -- roloff's aphyosemion, roloff's aphyosemion
  Aphyosemion schioetzi Huber and Scheel, 1981 -- valid
  Aphyosemion schluppi Radda and Huber, 1978 -- valid
  Aphyosemion seegersi Huber, 1980 -- valid
  Aphyosemion sjoestedti (Lönnberg, 1895) -- invalid -- red aphyosemion, red aphyosemion
  Aphyosemion sjostedti (Lönnberg, 1895) -- invalid -- golden pheasant killy, golden pheasant killy
  Aphyosemion splendopleure (Brüning, 1929) -- valid
  Aphyosemion striatum (Boulenger, 1911) -- valid -- Escherich's killi
  Aphyosemion thysi Radda and Huber, 1978 -- valid
  Aphyosemion tirbaki Huber, 1999 -- valid
  Aphyosemion toddi Clausen, 1966 -- invalid
  Aphyosemion trilineatus (Ladiges, 1934) -- valid
  Aphyosemion viride (Ladiges and Roloff, 1973) -- valid
  Aphyosemion volcanum Radda and Wildekamp, 1977 -- valid
  Aphyosemion wachtersi Radda and Huber, 1978 -- valid
  Aphyosemion walkeri (Boulenger, 1911) -- invalid
  Aphyosemion wildekampi Berkenkamp, 1973 -- valid
  Aphyosemion zygaima Huber, 1981 -- valid
  Apistogramma Regan, 1913 -- valid
  Apistogramma acrensis Staeck, 2003 -- valid
  Apistogramma agassizii (Steindachner, 1875) -- valid -- Agassiz' dwarf cichlid
  Apistogramma alacrina Kullander, 2004 -- valid
  Apistogramma amoena (Cope, 1872) -- valid
  Apistogramma arua Römer and Warzel, 1998 -- valid
  Apistogramma atahualpa Römer, 1997 -- valid
  Apistogramma bitaeniata Pellegrin, 1936 -- valid -- banded dwarf cichlid, banded dwarf cichlid
  Apistogramma borellii (Regan, 1906) -- valid -- Borelli's dwarf cichlid
  Apistogramma brevis Kullander, 1980 -- valid
  Apistogramma cacatuoides Hoedeman, 1951 -- valid -- cockatoo dwarf cichlid, cockatoo dwarf cichlid
  Apistogramma caetei Kullander, 1980 -- valid
  Apistogramma commbrae (Regan, 1906) -- valid -- corumba dwarf ciclid, corumba dwarf ciclid
  Apistogramma cruzi Kullander, 1986 -- valid
  Apistogramma diplotaenia Kullander, 1987 -- valid
  Apistogramma elizabethae Kullander, 1980 -- valid
  Apistogramma eunotus Kullander, 1981 -- valid
  Apistogramma geisleri Meinken, 1971 -- valid
  Apistogramma gephyra Kullander, 1980 -- valid
  Apistogramma gibbiceps Meinken, 1969 -- valid
  Apistogramma gossei Kullander, 1982 -- valid
  Apistogramma guttata Antonio C., Kullander and Lasso A., 1989 -- valid
  Apistogramma hippolytae Kullander, 1982 -- valid
  Apistogramma hoignei Meinken, 1965 -- valid
  Apistogramma hongsloi Kullander, 1979 -- valid
  Apistogramma inconspicua Kullander, 1983 -- valid
  Apistogramma iniridae Kullander, 1979 -- valid
  Apistogramma inornata Staeck, 2003 -- valid
  Apistogramma juruensis Kullander, 1986 -- valid
  Apistogramma linkei Koslowski, 1985 -- valid
  Apistogramma luelingi Kullander, 1976 -- valid
  Apistogramma macmasteri Kullander, 1979 -- valid -- MacMaster's dwarf cichlid
  Apistogramma martini Römer, Hahn, Römer, Soares and Wöhler, 2003 -- valid
  Apistogramma meinkeni Kullander, 1980 -- valid
  Apistogramma mendezi Römer, 1994 -- valid
  Apistogramma moae Kullander, 1980 -- valid
  Apistogramma nijsseni Kullander, 1979 -- valid
  Apistogramma norberti Staeck, 1991 -- valid
  Apistogramma ortmanni (Eigenmann, 1912) -- valid
  Apistogramma panduro Römer, 1997 -- valid
  Apistogramma parva Ahl, 1931 -- valid
  Apistogramma paucisquamis Kullander, 1988 -- valid
  Apistogramma payaminonis Kullander, 1986 -- valid
  Apistogramma personata Kullander, 1980 -- valid
  Apistogramma pertensis (Haseman, 1911) -- valid -- yellow dwarf cichlid, yellow dwarf cichlid
  Apistogramma piauiensis Kullander, 1980 -- valid
  Apistogramma pleurotaenia (Regan, 1909) -- valid -- chequered dwarf cichlid, chequered dwarf cichlid
  Apistogramma pulchra Kullander, 1980 -- valid
  Apistogramma ramirezi Myers and Harry, 1948 -- invalid -- ram, ram
  Apistogramma regani Kullander, 1980 -- valid
  Apistogramma reitzigi Mitsch, 1938 -- invalid -- dwarf cichlid, dwarf cichlid
  Apistogramma resticulosa Kullander, 1980 -- valid
  Apistogramma roraimae Kullander, 1980 -- invalid
  Apistogramma rubrolineata Hein, Zarske and Zapata, 2002 -- valid
  Apistogramma rupununi Fowler, 1914 -- valid
  Apistogramma similis Staeck, 2003 -- valid
  Apistogramma staecki Koslowski, 1985 -- valid
  Apistogramma steindachneri (Regan, 1908) -- valid -- Steindachner's dwarf cichlid
  Apistogramma sweglesi Meinken, 1961 -- invalid
  Apistogramma taeniata (Günther, 1862) -- valid
  Apistogramma trifasciata (Eigenmann and Kennedy, 1903) -- valid -- three-striped dwarf cichlid, three-striped dwarf cichlid
  Apistogramma tucurui Staeck, 2003 -- valid
  Apistogramma uaupesi Kullander, 1980 -- valid
  Apistogramma urteagai Kullander, 1986 -- valid
  Apistogramma velifera Staeck, 2003 -- valid
  Apistogramma viejita Kullander, 1979 -- valid
  Apistogramma weisei Ahl, 1936 -- invalid -- Weise's dwarf cichlid
  Apistogrammoides Meinken, 1965 -- valid
  Apistogrammoides pucallpaensis Meinken, 1965 -- valid
  Aplatophis Böhlke, 1956 -- valid
  Aplatophis chauliodus Böhlke, 1956 -- valid -- tusky eel
  Aplatophis zorro McCosker and Robertson, 2001 -- valid
  Apletodon Briggs, 1955 -- valid
  Apletodon dentatus (Facciolà, 1887) -- valid
  Apletodon incognitus Hofrichter and Patzner, 1997 -- valid
  Apletodon pellegrini (Chabanaud, 1925) -- valid
  Aplocheilichthys Bleeker, 1863 -- valid
  Aplocheilichthys flavipinnis Meinken, 1932 -- invalid
  Aplocheilichthys johnstoni (Günther, 1894) -- invalid -- Johnston's lampeye
  Aplocheilichthys luluae (Fowler, 1930) -- valid
  Aplocheilichthys macrophthalmus Meinken, 1932 -- invalid -- red lampeye, emerald green lampeye, lamp-eye panchax, lamp-eye panchax
  Aplocheilichthys mahagiensis (David and Poll, 1937) -- valid
  Aplocheilichthys pumilus (Boulenger, 1906) -- invalid -- Tanganyika lampeye
  Aplocheilichthys spilauchen (Duméril, 1861) -- valid -- banded lampeye
  Aplocheilus McClelland, 1839 -- valid
  Aplocheilus blockii (Arnold, 1911) -- valid -- green panchax, green panchax
  Aplocheilus dayi (Steindachner, 1892) -- valid -- striped topminnow, Ceylon killifish, striped topminnow
  Aplocheilus kirchmayeri Berkenkamp and Etzel, 1986 -- valid
  Aplocheilus lineatus (Valenciennes in Cuvier and Valenciennes, 1846) -- valid -- sparkling panchax, Malabar killi, sparkling panchax, striped panchax
  Aplocheilus melanostigma McClelland, 1839 -- invalid
  Aplocheilus melastigmus McClelland, 1839 -- invalid
  Aplocheilus panchax (Hamilton, 1822) -- valid -- blue panchax
  Aplocheilus parvus (Sundara Raj, 1916) -- valid -- dwarf panchax
  Aplocheilus werneri Meinken, 1966 -- valid
  Aplodactylus Valenciennes in Cuvier and Valenciennes, 1832 -- valid
  Aplodactylus arctidens Richardson, 1839 -- valid
  Aplodactylus etheridgii (Ogilby, 1889) -- valid
  Aplodactylus guttatus Guichenot, 1848 -- valid
  Aplodactylus meandratus Richardson, 1842 -- invalid -- marblefish, marblefish
  Aplodactylus punctatus Valenciennes in Cuvier and Valenciennes, 1832 -- valid
  Aplodactylus westralis Russell, 1987 -- valid
  Aplodinotus Rafinesque, 1819 -- valid -- river drums, thunderpumpers, freshwater drums
  Aplodinotus grunniens Rafinesque, 1819 -- valid -- freshwater drum, roncador de agua dulce, malachigan
  Apocryptes Valenciennes in Cuvier and Valenciennes, 1837 -- valid
  Apocryptes bato (Hamilton, 1822) -- valid
  Apocryptichthys Day, 1876 -- valid
  Apocryptichthys sericus Herre, 1927 -- valid
  Apocryptodon Bleeker, 1874 -- valid
  Apocryptodon madurensis (Bleeker, 1849) -- valid
  Apocryptodon punctatus Tomiyama, 1934 -- valid
  Apodichthys Girard, 1854 -- valid -- eel-like blennies, gunnels
  Apodichthys flavidus Girard, 1854 -- valid -- penpoint gunnel
  Apodichthys fucorum Jordan and Gilbert, 1880 -- valid -- rockweed gunnel, espinoso de marea zacatero
  Apodichthys sanctaerosae (Gilbert and Starks in Gilbert, 1897) -- valid -- kelp gunnel
  Apodocreedia de Beaufort, 1948 -- valid
  Apodocreedia vanderhorsti de Beaufort, 1948 -- valid -- hooknose burrower
  Apogon Lacepède, 1801 -- valid -- cardinalfishes, common cardinalfishes
  Apogon abrogramma Fraser and Lachner, 1985 -- valid
  Apogon affinis (Poey, 1875) -- valid -- bigtooth cardinalfish, cardenal dentudo, cardenal dientón
  Apogon albimaculosus Kailola, 1976 -- valid
  Apogon amboinensis Bleeker, 1853 -- valid
  Apogon americanus Castelnau, 1855 -- valid
  Apogon angustatus (Smith and Radcliffe in Radcliffe, 1911) -- valid -- broadstriped cardinalfish, broadstriped cardinalfish
  Apogon anisolepis Böhlke and Randall, 1968 -- invalid -- oddscale cardinalfish, oddscale cardinalfish
  Apogon annularis Rüppell, 1829 -- valid
  Apogon apogonides (Bleeker, 1856) -- invalid -- shorttooth cardinalfish, shorttooth cardinalfish
  Apogon apogonoides (Bleeker, 1856) -- valid
  Apogon argyrogaster Weber, 1909 -- valid
  Apogon aroubiensis Hombron and Jacquinot in Jacquinot and Guichenot, 1853 -- valid
  Apogon aterrimus Günther, 1867 -- valid
  Apogon atradorsatus Heller and Snodgrass, 1903 -- valid
  Apogon atricaudus Jordan and McGregor in Jordan and Evermann, 1898 -- valid -- cardenal sencillo, plain cardinalfish
  Apogon atripes (Ogilby, 1916) -- valid -- blackfinned cardinalfish, blackfinned cardinalfish
  Apogon atrogaster (Smith and Radcliffe in Radcliffe, 1912) -- valid
  Apogon aureus (Lacepède, 1802) -- valid -- golden cardinalfish, golden cardinalfish
  Apogon aurolineatus (Mowbray in Breder, 1927) -- valid -- bridle cardinalfish, cardenal frenado
  Apogon axillaris Valenciennes, 1832 -- valid
  Apogon bandanensis Bleeker, 1854 -- valid
  Apogon binotatus (Poey, 1867) -- valid -- barred cardinalfish, cardenal barreado, cardenal rayado
  Apogon brevicaudata Weber, 1909 -- valid
  Apogon brevicaudatus Weber, 1909 -- invalid
  Apogon brevispinis Fraser and Randall, 2003 -- valid
  Apogon bryx Fraser, 1998 -- valid
  Apogon campbelli Smith, 1949 -- valid
  Apogon cantoris Bleeker, 1851 -- valid
  Apogon capricornis Allen and Randall, 1993 -- valid
  Apogon carinatus Cuvier in Cuvier and Valenciennes, 1828 -- valid
  Apogon catalai Fourmanoir, 1973 -- valid
  Apogon cathetogramma (Tanaka, 1917) -- invalid
  Apogon caudicinctus Randall and Smith, 1988 -- valid
  Apogon cavitensis (Jordan and Seale, 1907) -- valid
  Apogon chalcius Fraser and Randall, 1986 -- valid
  Apogon cheni Hayashi, 1990 -- valid
  Apogon chrysopomus Bleeker, 1854 -- valid
  Apogon chrysotaenia Bleeker, 1851 -- valid
  Apogon coccineus Rüppell, 1838 -- valid -- ruby cardinal, ruby cardinal
  Apogon compressus (Smith and Radcliffe in Radcliffe, 1911) -- valid
  Apogon cookii Macleay, 1881 -- valid -- blackbanded cardinalfish
  Apogon crassiceps Garman, 1903 -- valid
  Apogon cyanosoma Bleeker, 1853 -- valid
  Apogon cyanotaenia Bleeker, 1853 -- valid
  Apogon dammermani Weber and de Beaufort, 1929 -- valid
  Apogon darnleyensis (Alleyne and Macleay, 1877) -- valid
  Apogon deetsie Randall, 1998 -- valid
  Apogon dianthus Fraser and Randall, 2002 -- valid
  Apogon dispar Fraser and Randall, 1976 -- valid
  Apogon diversus (Smith and Radcliffe in Radcliffe, 1912) -- valid
  Apogon doederleini Jordan and Snyder, 1901 -- valid
  Apogon doryssa (Jordan and Seale, 1906) -- valid
  Apogon dovii Günther, 1861 -- valid -- cardenal colimanchada, tailspot cardinalfish
  Apogon endekataenia Bleeker, 1852 -- valid -- elevenbanded cardinalfish, elevenbanded cardinalfish
  Apogon enigmaticus (Smith, 1961) -- valid -- diamond cardinalfish, diamond cardinalfish
  Apogon erythrinus Snyder, 1904 -- valid
  Apogon erythrosoma Gon and Randall, 2003 -- valid
  Apogon evermanni Jordan and Snyder, 1904 -- valid -- oddscaled cardinalfish, cardenal coralero, oddscale cardinalfish
  Apogon exostigma (Jordan and Starks in Jordan and Seale, 1906) -- valid
  Apogon fasciatus (White, 1790) -- valid -- cardinalfish, cardinalfish
  Apogon flagelliferus (Smith, 1961) -- valid
  Apogon flavus Allen and Randall, 1993 -- valid
  Apogon fleurieu (Lacepède, 1802) -- valid -- bandtail cardinalfish, bandtail cardinalfish
  Apogon fraenatus Valenciennes, 1832 -- valid -- spurcheek cardinalfish
  Apogon fragilis Smith, 1961 -- valid
  Apogon franssedai Allen, Kuiter and Randall, 1994 -- valid
  Apogon fukuii Hayashi, 1990 -- valid
  Apogon fuscomaculatus Allen and Morrison, 1996 -- valid
  Apogon fuscus Quoy and Gaimard, 1825 -- valid
  Apogon gardineri Regan, 1908 -- valid
  Apogon gilberti (Jordan and Seale, 1905) -- valid
  Apogon gouldi Smith-Vaniz, 1977 -- valid -- cardenal de lo alto, deepwater cardinalfish
  Apogon guadalupensis (Osburn and Nichols, 1916) -- valid -- cardenal mexicano, Guadalupe cardinalfish, Guadaloupe cardinalfish
  Apogon guamensis Valenciennes, 1832 -- valid -- pearl cardinalfish, pearl cardinalfish
  Apogon gularis Fraser and Lachner, 1984 -- valid
  Apogon hartzfeldii Bleeker, 1852 -- valid
  Apogon heptastygma Cuvier in Cuvier and Valenciennes, 1828 -- valid -- ninespot cardinalfish
  Apogon hoevenii Bleeker, 1854 -- valid
  Apogon holotaenia Regan, 1905 -- valid -- bluesopt cardinalfish
  Apogon hungi Fourmanoir and Do-Thi, 1965 -- valid
  Apogon hyalosoma Bleeker, 1852 -- valid -- river cardinalfish
  Apogon hypselonotus Bleeker, 1855 -- valid
  Apogon imberbis (Linnaeus, 1758) -- valid -- cardinalfish, king of the mullets, cardinalfish, king of the mullets
  Apogon indicus Greenfield, 2001 -- valid
  Apogon isus Randall and Böhlke, 1981 -- valid
  Apogon jenkinsi (Evermann and Seale, 1907) -- valid
  Apogon kallopterus Bleeker, 1856 -- valid -- spinyhead cardinalfish, 'upalalu, spinyhead cardinalfish
  Apogon kalosoma Bleeker, 1852 -- valid
  Apogon kiensis Jordan and Snyder, 1901 -- valid -- rifle cardinalfish, rifle cardinalfish
  Apogon kominatoensis Ebina, 1935 -- valid
  Apogon komodoensis Allen, 1998 -- valid
  Apogon lachneri Böhlke, 1959 -- valid -- whitestar cardinalfish, cardenal estrella blanca
  Apogon lateralis Valenciennes, 1832 -- valid -- robbermask cardinalfish
  Apogon lativittatus Randall, 2001 -- valid
  Apogon latus Cuvier in Cuvier and Valenciennes, 1828 -- valid
  Apogon leptacanthus Bleeker, 1856-57 -- valid -- longspine cardinal, longspine cardinal
  Apogon leptocaulus Gilbert, 1972 -- valid -- slendertail cardinalfish
  Apogon leptofasciatus Allen, 2001 -- valid
  Apogon limenus Randall and Hoese, 1988 -- valid
  Apogon lineatus Temminck and Schlegel, 1842 -- valid -- verticalstriped cardinalfish, verticalstriped cardinalfish
  Apogon luteus Randall and Kulbicki, 1998 -- valid
  Apogon maculatus (Poey, 1860) -- valid -- flamefish, cardenal manchado, saddletailed cardinalfish
  Apogon maculiferus Garrett, 1864 -- valid
  Apogon maculipinnis Regan, 1908 -- invalid
  Apogon margaritophorus Bleeker, 1854 -- valid
  Apogon marquesensis Greenfield, 2001 -- valid
  Apogon melanoproctus Fraser and Randall, 1976 -- valid
  Apogon melanopterus (Fowler and Bean, 1930) -- valid
  Apogon melanopus Weber, 1911 -- valid
  Apogon melas Bleeker, 1848 -- valid
  Apogon menesemus Jenkins, 1903 -- valid -- 'upapalu
  Apogon moluccensis Valenciennes, 1832 -- valid
  Apogon monospilus Fraser, Randall and Allen, 2002 -- valid
  Apogon mosavi Dale, 1977 -- valid
  Apogon multilineatus (Bleeker, 1874) -- valid
  Apogon multitaeniatus Cuvier in Cuvier and Valenciennes, 1828 -- valid -- smallscale cardinalfish, smallscale cardinalfish
  Apogon mydrus (Jordan and Seale, 1905) -- valid
  Apogon nanus Allen, Kuiter and Randall, 1994 -- valid
  Apogon neotes Allen, Kuiter and Randall, 1994 -- valid
  Apogon niger Döderlein in Steindachner and Döderlein, 1883 -- valid
  Apogon nigripes Playfair in Playfair and Günther, 1867 -- valid -- blackfoot cardinal, blackfoot cardinal
  Apogon nigripinnis Cuvier in Cuvier and Valenciennes, 1828 -- valid -- bullseye cardinalfish, bullseye cardinalfish
  Apogon nigrocincta (Smith and Radcliffe in Radcliffe, 1912) -- valid
  Apogon nigrocinctus (Smith and Radcliffe in Radcliffe, 1912) -- invalid
  Apogon nigrofasciatus Lachner, 1953 -- valid
  Apogon norfolcensis Ogilby, 1888 -- valid
  Apogon notatus (Houttuyn, 1782) -- valid
  Apogon noumeae Whitley, 1958 -- valid
  Apogon novaeguineae Valenciennes, 1832 -- valid
  Apogon novemfasciatus Cuvier in Cuvier and Valenciennes, 1828 -- valid -- nineband cardinalfish, nineband cardinalfish
  Apogon ocellicaudus Allen, Kuiter and Randall, 1994 -- valid
  Apogon opercularis Macleay, 1878 -- valid
  Apogon oxina Fraser, 1999 -- valid
  Apogon oxygrammus Allen, 2001 -- valid
  Apogon pacificus (Herre, 1935) -- valid -- cardenal morro listado, pink cardinalfish
  Apogon pallidofasciatus Allen, 1987 -- valid
  Apogon parvulus (Smith and Radcliffe in Radcliffe, 1912) -- valid
  Apogon perlitus Fraser and Lachner, 1985 -- valid
  Apogon pharaonis Bellotti, 1874 -- valid
  Apogon phenax Böhlke and Randall, 1968 -- valid -- mimic cardinalfish, cardenal mimético
  Apogon pillionatus Böhlke and Randall, 1968 -- valid -- broadsaddle cardinalfish, cardenal colirrayada
  Apogon planifrons Longley and Hildebrand, 1940 -- valid -- pale cardinalfish, cardenal pálido
  Apogon poecilopterus Cuvier in Cuvier and Valenciennes, 1828 -- valid
  Apogon properuptus (Whitley, 1964) -- valid
  Apogon pselion Randall, Fraser and Lachner, 1990 -- valid
  Apogon pseudomaculatus Longley, 1932 -- valid -- twospot cardinalfish, cardenal de dos puntos, cardenal dos puntos
  Apogon quadrisquamatus Longley, 1934 -- valid -- sawcheek cardinalfish, cardenal espinoso
  Apogon quartus Fraser, 2000 -- valid
  Apogon queketti Gilchrist, 1903 -- valid -- spotfin cardinal, spotfin cardinal
  Apogon quinquestriatus Regan, 1908 -- valid
  Apogon radcliffei (Fowler, 1918) -- valid
  Apogon regani Whitley, 1951 -- valid
  Apogon regula Fraser and Randall, 2003 -- valid
  Apogon relativus Randall, 2001 -- valid
  Apogon retrosella (Gill, 1862) -- valid -- Cortez cardinalfish, barspot cardinalfish, cardenal de Cortés
  Apogon rhodopterus Bleeker, 1852 -- valid
  Apogon robbyi Gilbert and Tyler, 1997 -- valid
  Apogon robinsi Böhlke and Randall, 1968 -- valid -- cardenal, roughlip cardinalfish
  Apogon rubellus (Smith, 1961) -- valid
  Apogon rubrimacula Randall and Kulbicki, 1998 -- valid
  Apogon rueppellii Günther, 1859 -- valid -- gobbleguts
  Apogon rufus Randall and Fraser, 1999 -- valid
  Apogon savayensis Günther, 1872 -- valid -- ghost cardinal, ghost cardinal
  Apogon schlegeli Bleeker, 1854 -- valid
  Apogon sealei (Fowler, 1918) -- valid
  Apogon selas Randall and Hayashi, 1990 -- valid
  Apogon semilineatus Temminck and Schlegel, 1842 -- valid -- barface cardinalfish, barface cardinalfish
  Apogon semiornatus Peters, 1876 -- valid -- threeband cardinalfish, threeband cardinalfish
  Apogon septemstriatus Günther, 1880 -- valid -- sevenband cardinalfish, sevenband cardinalfish
  Apogon sialis (Jordan and Thompson, 1914) -- valid
  Apogon sinus Randall, 2001 -- valid
  Apogon smithi (Kotthaus, 1970) -- valid
  Apogon spilurus Regan, 1905 -- valid
  Apogon striatodes Gon, 1997 -- valid
  Apogon striatus (Smith and Radcliffe in Radcliffe, 1912) -- valid
  Apogon susanae Greenfield, 2001 -- valid
  Apogon taeniatus Cuvier in Cuvier and Valenciennes, 1828 -- valid -- twobelt cardinalfish, twobelt cardinalfish
  Apogon taeniophorus Regan, 1908 -- valid -- ninestripe cardinal, ninestripe cardinal
  Apogon taeniopterus Bennett, 1836 -- valid
  Apogon talboti Smith, 1961 -- valid
  Apogon tchefouensis Fang, 1942 -- valid
  Apogon thermalis Cuvier in Cuvier and Valenciennes, 1829 -- valid -- translucent cardinalfish, translucent cardinalfish
  Apogon timorensis Bleeker, 1854 -- valid
  Apogon townsendi (Breder, 1927) -- valid -- belted cardinalfish, cardenal con cinto, cardenal cincho
  Apogon trimaculatus Cuvier in Cuvier and Valenciennes, 1828 -- valid
  Apogon truncatus Bleeker, 1854 -- valid -- Elliot's cardinalfish
  Apogon unicolor Döderlein in Steindachner and Döderlein, 1883 -- valid
  Apogon uninotatus (Smith and Radcliffe in Radcliffe, 1912) -- valid
  Apogon unitaeniatus Allen, 1995 -- valid
  Apogon urostigma (Bleeker, 1874) -- valid
  Apogon victoriae Günther, 1859 -- valid
  Apogon wassinki Bleeker, 1861 -- valid
  Apogon wilsoni (Fowler, 1918) -- valid
  Apogon zebrinus Fraser, Randall and Lachner, 1999 -- valid
  Apogonichthys Bleeker, 1854 -- valid
  Apogonichthys landoni Herre, 1934 -- valid
  Apogonichthys ocellatus (Weber, 1913) -- valid -- ocellated cardinal, ocellated cardinal
  Apogonichthys perdix Bleeker, 1854 -- valid
  Apogonichthys waikiki Jordan and Evermann, 1903 -- valid
  Apogonops Ogilby, 1896 -- valid
  Apogonops anomalus Ogilby, 1896 -- valid -- three-spined cardinalfish
  Apolectus immunis Bennett, 1831 -- invalid
  Apolemichthys Burton, 1934 -- valid
  Apolemichthys armitagei Smith, 1955 -- valid
  Apopterygion Kuiter, 1986 -- valid
  Apopterygion alta Kuiter, 1986 -- valid
  Apopterygion oculus Fricke and Roberts in Fricke, 1994 -- valid
  Aporops Schultz, 1943 -- valid
  Aporops bilinearis Schultz, 1943 -- valid
  Aprion Valenciennes in Cuvier and Valenciennes, 1830 -- valid
  Aprion virescens Valenciennes in Cuvier and Valenciennes, 1830 -- valid -- blue-gray snapper, Green Jobfish, vivaneau job, pargo verde
  Apristurus laurussoni (Saemundsson, 1922) -- invalid
  Aprognathodon Böhlke, 1967 -- valid
  Aprognathodon platyventris Böhlke, 1967 -- valid -- stripe eel
  Apsilus Valenciennes in Cuvier and Valenciennes, 1830 -- valid
  Apsilus dentatus Guichenot, 1853 -- valid -- arnillo, pargo lamparita, Black Snapper, vivaneau noir, pargo mulato
  Apsilus fuscus Valenciennes in Cuvier and Valenciennes, 1830 -- valid -- brown sea-perch, African forktail snapper, Vivaneau fourche d'Afrique, Pargo tijera
  Apterichthus caecus (Linnaeus, 1758) -- invalid
  Apterichtus Duméril, 1806 -- valid
  Apterichtus anguiformis (Peters, 1877) -- valid
  Apterichtus ansp (Böhlke, 1968) -- valid -- academy eel
  Apterichtus caecus (Linnaeus, 1758) -- valid
  Apterichtus equatorialis (Myers and Wade, 1941) -- valid -- equatorial eel, tieso ecuatorial
  Apterichtus flavicaudus (Snyder, 1904) -- valid
  Apterichtus gracilis (Kaup, 1856) -- valid
  Apterichtus gymnocelus (Böhlke, 1953) -- valid
  Apterichtus kendalli (Gilbert, 1891) -- valid -- finless eel
  Apterichtus keramanus Machida, Hashimoto and Yamakawa, 1997 -- valid
  Apterichtus klazingai (Weber, 1913) -- valid
  Apterichtus monodi (Roux, 1966) -- valid
  Apterichtus moseri (Jordan and Snyder, 1901) -- valid
  Apterichtus orientalis Machida and Ohta, 1994 -- valid
  Apteronotus Lacepède, 1800 -- valid
  Apteronotus albifrons (Linnaeus, 1766) -- valid -- apteronotid eel, apteronotid eel
  Apteronotus apurensis Fernández-Yépez, 1968 -- valid
  Apteronotus bonapartii (Castelnau, 1855) -- valid
  Apteronotus brasiliensis (Reinhardt, 1852) -- valid
  Apteronotus caudimaculosus Santana, 2003 -- valid
  Apteronotus cuchillejo (Schultz, 1949) -- valid
  Apteronotus cuchillo Schultz, 1949 -- valid
  Apteronotus ellisi (Alonso de Arámburu, 1957) -- valid
  Apteronotus eschmeyeri Santana, Maldonado-Ocampo, Severi and Mendes, 2004 -- valid
  Apteronotus jurubidae (Fowler, 1944) -- valid
  Apteronotus leptorhynchus (Ellis in Eigenmann, 1912) -- valid
  Apteronotus macrolepis (Steindachner, 1881) -- valid
  Apteronotus macrostomus (Fowler, 1943) -- valid
  Apteronotus magdalenensis (Miles, 1945) -- valid
  Apteronotus marauna (Triques, 1998) -- valid
  Apteronotus mariae (Eigenmann and Fisher, 1914) -- valid
  Apteronotus rostratus (Meek and Hildebrand, 1913) -- valid
  Apteronotus spurrellii (Regan, 1914) -- valid
  Apterygocampus Weber, 1913 -- valid
  Apterygocampus epinnulatus Weber, 1913 -- valid
  Arapaima Müller, 1843 -- valid
  Arapaima gigas (Schinz, 1822) -- valid
  Arapaima gigas (Cuvier, 1822) -- invalid -- giant arapaima, arapaima, giant arapaima, pirarucu, pirarucú
  Archamia Gill, 1863 -- valid
  Archamia ataenia Randall and Satapoomin, 1999 -- valid
  Archamia biguttata Lachner, 1951 -- valid
  Archamia bilineata Gon and Randall, 1995 -- valid
  Archamia bleekeri (Günther, 1859) -- valid
  Archamia buruensis (Bleeker, 1856) -- valid
  Archamia flavofasciata Gon and Randall, 2003 -- valid
  Archamia fucata (Cantor, 1849) -- valid -- redbarred cardinal, redbarred cardinal
  Archamia irida Gon and Randall, 1995 -- invalid
  Archamia leai Waite, 1916 -- valid
  Archamia lineolata (Cuvier in Cuvier and Valenciennes, 1828) -- valid -- crossbanded cardinalfish, crossbanded cardinalfish
  Archamia macroptera (Cuvier in Cuvier and Valenciennes, 1828) -- valid
  Archamia mozambiquensis Smith, 1961 -- valid -- Mozambique cardinal
  Archamia pallida Gon and Randall, 1995 -- valid
  Archamia zosterophora (Bleeker, 1856) -- valid
  Archocentrus Gill in Gill and Bransford, 1877 -- valid
  Archocentrus altoflavus (Allgayer, 2001) -- valid
  Archocentrus centrarchus (Gill in Gill and Bransford, 1877) -- valid
  Archocentrus multispinosus (Günther, 1867) -- invalid
  Archocentrus myrnae Loiselle, 1997 -- valid
  Archocentrus nanoluteus Allgayer, 1994 -- valid
  Archocentrus nigrofasciatus (Günther, 1867) -- valid -- convict cichlid, zebra cichlid
  Archocentrus panamensis (Meek and Hildebrand, 1913) -- valid
  Archocentrus sajica (Bussing, 1974) -- valid
  Archocentrus septemfasciatus (Regan, 1908) -- valid
  Archocentrus spilurus (Günther, 1862) -- valid -- blue-eye cichla, blue-eye cichlid
  Archocentrus spinosissimus (Vaillant and Pellegrin, 1902) -- valid
  Archolaemus Korringa, 1970 -- valid
  Archolaemus blax Korringa, 1970 -- valid
  Archomenidia Jordan and Hubbs, 1919 -- invalid
  Archosargus Gill, 1865 -- valid -- sheepshead porgies
  Archosargus aries (Valenciennes in Cuvier and Valenciennes, 1830) -- valid
  Archosargus pourtalesii (Steindachner, 1881) -- valid
  Archosargus probatocephalus (Walbaum, 1792) -- valid -- sheepshead, sargo chopa
  Archosargus rhomboidalis (Linnaeus, 1758) -- valid -- sea bream, salema, sargo amarillo
  Arcos Schultz, 1944 -- valid
  Arcos decoris Briggs, 1969 -- valid
  Arcos erythrops (Jordan and Gilbert, 1882) -- valid -- chupapiedra de cantil, rockwall clingfish
  Arcos macrophthalmus (Günther, 1861) -- valid -- padded clingfish, chupapiedra acojinada
  Arcos poecilophthalmos (Jenyns, 1842) -- valid
  Arcos rhodospilus (Günther, 1864) -- valid
  Arctoscopus Jordan and Evermann, 1896 -- valid -- electric stargazers
  Arctoscopus japonicus (Steindachner, 1881) -- valid -- sailfin sandfish
  Arcygobius Larson and Wright, 2003 -- valid
  Arcygobius baliurus (Valenciennes in Cuvier and Valenciennes, 1837) -- valid
  Arenigobius Whitley, 1930 -- valid
  Arenigobius bifrenatus (Kner, 1865) -- valid
  Arenigobius frenatus (Günther, 1861) -- valid
  Arenigobius leftwichi (Ogilby, 1910) -- valid
  Argonectes Böhlke and Myers, 1956 -- valid
  Argonectes longiceps (Kner, 1858) -- valid
  Argonectes robertsi Langeani, 1999 -- valid
  Argopleura Eigenmann, 1913 -- valid
  Argopleura chocoensis (Eigenmann, 1913) -- valid
  Argopleura conventus (Eigenmann, 1913) -- valid
  Argopleura diquensis (Eigenmann, 1913) -- valid
  Argopleura magdalenensis (Eigenmann, 1913) -- valid
  Argyrops Swainson, 1839 -- valid
  Argyrops bleekeri Oshima, 1927 -- valid
  Argyrops filamentosus (Valenciennes in Cuvier and Valenciennes, 1830) -- valid
  Argyrops megalommatus (Klunzinger, 1870) -- valid
  Argyrops spinifer (Forsskål, 1775) -- valid
  Argyrosomus De la Pylaie, 1835 -- valid
  Argyrosomus amoyensis (Bleeker, 1863) -- valid
  Argyrosomus argentatus (Houttuyn, 1782) -- invalid
  Argyrosomus beccus Sasaki, 1994 -- valid
  Argyrosomus coronus Griffiths and Heemstra, 1995 -- valid
  Argyrosomus heinii (Steindachner, 1902) -- valid
  Argyrosomus hololepidotus (Lacepède, 1801) -- valid
  Argyrosomus inodorus Griffiths and Heemstra, 1995 -- valid
  Argyrosomus japonicus (Temminck and Schlegel, 1843) -- valid -- Japanese croaker
  Argyrosomus macrophthalmus (Bleeker, 1850) -- invalid -- whitemouth croaker, whitemouth croaker
  Argyrosomus regius (Asso, 1801) -- valid -- atlantic shadefish, meagre, atlantic shadefish, meagre
  Argyrosomus thorpei Smith, 1977 -- valid
  Argyrozona Smith, 1938 -- valid
  Argyrozona argyrozona (Valenciennes in Cuvier and Valenciennes, 1830) -- valid
  Ariomma Jordan and Snyder, 1904 -- valid
  Ariomma bondi Fowler, 1930 -- valid -- pastorcillo lucia, silver-rag, pastorcillo lucía
  Ariomma brevimanus (Klunzinger, 1884) -- valid
  Ariomma dollfusi (Chabanaud, 1930) -- valid
  Ariomma evermanni Jordan and Snyder, 1907 -- valid
  Ariomma helena Trunov, 1976 -- valid
  Ariomma indica (Day, 1871) -- valid -- Indian driftfish
  Ariomma lurida Jordan and Snyder, 1904 -- valid
  Ariomma melanum (Ginsburg, 1954) -- valid -- brown driftfish, pastorcillo café
  Ariomma parini Piotrovsky, 1987 -- valid
  Ariomma regulus (Poey, 1868) -- valid -- pastorcillo aquillado, spotted driftfish
  Ariosoma Swainson, 1838 -- valid
  Ariosoma anago (Temminck and Schlegel, 1846) -- valid
  Ariosoma anagoides (Bleeker, 1853) -- valid
  Ariosoma anale (Poey, 1860) -- valid -- longtrunk conger, congrio estirado
  Ariosoma balearicum (Delaroche, 1809) -- valid -- bandtooth conger, congrio algino, congrio balear
  Ariosoma bauchotae Karrer, 1982 -- valid
  Ariosoma coquettei Smith and Kanazawa, 1977 -- valid
  Ariosoma gilberti (Ogilby, 1898) -- valid -- sharpnose conger, congrio narigón
  Ariosoma major (Asano, 1958) -- valid
  Ariosoma marginatum (Vaillant and Sauvage, 1875) -- valid
  Ariosoma mauritianum (Pappenheim, 1914) -- valid
  Ariosoma meeki (Jordan and Snyder, 1900) -- valid
  Ariosoma megalops Fowler, 1938 -- valid
  Ariosoma mellissii (Günther, 1870) -- valid
  Ariosoma nancyae Shen, 1998 -- valid
  Ariosoma nigrimanum Norman, 1939 -- valid
  Ariosoma obud Herre, 1923 -- valid
  Ariosoma ophidiophthalmus Karmovskaya, 1991 -- valid
  Ariosoma opistophthalmus (Ranzani, 1839) -- valid
  Ariosoma scheelei (Strömman, 1896) -- valid
  Ariosoma selenops Reid, 1934 -- valid
  Ariosoma shiroanago (Asano, 1958) -- valid
  Ariosoma sokotranum Karmovskaya, 1991 -- valid
  Aristochromis Trewavas, 1935 -- valid
  Aristochromis christyi Trewavas, 1935 -- valid
  Arnoldichthys Myers, 1926 -- valid
  Arnoldichthys spilopterus (Boulenger, 1909) -- valid -- African red-eyed characin
  Arrhamphus Günther, 1866 -- valid
  Arrhamphus sclerolepis Günther, 1866 -- valid -- shortbeaked garfish, shortbeaked garfish
  Arripis Jenyns, 1840 -- valid
  Arripis georgianus (Valenciennes in Cuvier and Valenciennes, 1831) -- valid -- south australian roughy, South Australian roughy
  Arripis trutta (Forster in Bloch and Schneider, 1801) -- valid -- australian salmon, salmon trout, Australian salmon, salmon trout
  Arripis truttacea (Cuvier in Cuvier and Valenciennes, 1829) -- valid
  Arripis xylabion Paulin, 1993 -- valid
  Artedidraco Lönnberg, 1905 -- valid
  Artedidraco glareobarbatus Eastman and Eakin, 1999 -- valid
  Artedidraco loennbergi Roule, 1913 -- valid
  Artedidraco mirus Lönnberg, 1905 -- valid
  Artedidraco orianae Regan, 1914 -- valid
  Artedidraco shackletoni Waite, 1911 -- valid
  Artedidraco skottsbergi Lönnberg, 1905 -- valid
  Aruma Ginsburg, 1933 -- valid
  Aruma histrio (Jordan, 1884) -- valid -- gobio lento, slow goby
  Arusetta Fraser-Brunner, 1933 -- valid
  Arusetta asfur (Forsskål, 1775) -- invalid
  Asarcenchelys McCosker, 1985 -- valid
  Asarcenchelys longimanus McCosker, 1985 -- valid -- emaciated worm eel
  Ascomana eximia Castle, 1967 -- invalid
  Askoldia Pavlenko, 1910 -- valid
  Askoldia variegata Pavlenko, 1910 -- valid
  Aspasma Jordan and Fowler, 1902 -- valid
  Aspasma minima (Döderlein in Steindachner and Döderlein, 1887) -- valid
  Aspasmichthys Briggs, 1955 -- valid
  Aspasmichthys ciconiae (Jordan and Fowler, 1902) -- valid
  Aspasmodes Smith, 1957 -- valid
  Aspasmodes briggsi Smith, 1957 -- valid
  Aspasmogaster Waite, 1907 -- valid
  Aspasmogaster costata (Ogilby, 1885) -- valid
  Aspasmogaster liorhyncha Briggs, 1955 -- valid
  Aspasmogaster occidentalis Hutchins, 1984 -- valid
  Aspasmogaster tasmaniensis (Günther, 1861) -- valid
  Aspericorvina Fowler, 1934 -- valid
  Aspericorvina jubata (Bleeker, 1855) -- valid
  Aspidontus Cuvier in Quoy and Gaimard, 1834 -- valid
  Aspidontus dussumieri (Valenciennes in Cuvier and Valenciennes, 1836) -- valid -- floating blenny, floating blenny
  Aspidontus taeniatus Quoy and Gaimard, 1834 -- valid -- threadfin blenny, threadfin blenny
  Aspro Cuvier in Cuvier and Valenciennes, 1828 -- invalid
  Asprotilapia Boulenger, 1901 -- invalid
  Asprotilapia leptura Boulenger, 1901 -- invalid
  Asra Iljin, 1941 -- valid
  Asra turcomanus Iljin, 1941 -- valid
  Assessor Whitley, 1935 -- valid
  Assessor flavissimus Allen and Kuiter, 1976 -- valid
  Assessor macneilli Whitley, 1935 -- valid
  Assessor randalli Allen and Kuiter, 1976 -- valid
  Assiculoides Gill and Hutchins, 1997 -- valid
  Assiculoides desmonotus Gill and Hutchins, 1997 -- valid
  Assiculus Richardson, 1846 -- valid
  Assiculus punctatus Richardson, 1846 -- valid
  Astatoreochromis Pellegrin, 1904 -- valid
  Astatoreochromis alluaudi Pellegrin, 1904 -- valid
  Astatoreochromis straeleni (Poll, 1944) -- valid
  Astatoreochromis vanderhorsti (Greenwood, 1954) -- valid
  Astatotilapia Pellegrin, 1904 -- valid
  Astatotilapia burtoni (Günther, 1894) -- valid -- Burton's mouth-brooder
  Astatotilapia calliptera (Günther, 1894) -- valid
  Astatotilapia flaviijosephi (Lortet, 1883) -- valid
  Astatotilapia paludinosa Greenwood, 1980 -- valid
  Astatotilapia stappersii (Poll, 1943) -- valid
  Asterropteryx Rüppell, 1830 -- valid
  Asterropteryx atripes Shibukawa and Suzuki, 2002 -- valid
  Asterropteryx bipunctata Allen and Munday, 1995 -- valid
  Asterropteryx ensifera (Bleeker, 1874) -- valid
  Asterropteryx semipunctata Rüppell, 1830 -- valid
  Asterropteryx semipunctatus Rüppell, 1830 -- invalid -- starry fin, starry fin
  Asterropteryx spinosa (Goren, 1981) -- valid
  Asterropteryx striata Allen and Munday, 1995 -- valid
  Astrabe Jordan and Snyder, 1901 -- valid
  Astrabe fasciata Akihito and Meguro, 1988 -- valid
  Astrabe flavimaculata Akihito and Meguro, 1988 -- valid
  Astrabe lactisella Jordan and Snyder, 1901 -- valid
  Astrapogon Fowler, 1907 -- valid
  Astrapogon alutus (Jordan and Gilbert, 1882) -- valid -- bronze cardinalfish, cardenal bronceado
  Astrapogon puncticulatus (Poey, 1867) -- valid -- blackfin cardinalfish, cardenal punteado
  Astrapogon stellatus (Cope, 1867) -- valid -- conchfish, cardenal del cobo
  Astronotus Swainson, 1839 -- valid -- oscars
  Astronotus crassipinnis (Heckel, 1840) -- valid
  Astronotus ocellatus (Agassiz in Spix and Agassiz, 1831) -- valid -- oscar
  Astroscopus Brevoort in Gill, 1860 -- valid -- electric stargazers
  Astroscopus guttatus Abbott, 1860 -- valid -- northern stargazer
  Astroscopus sexspinosus (Steindachner, 1876) -- valid
  Astroscopus y-graecum (Cuvier in Cuvier and Valenciennes, 1829) -- valid -- southern stargazer, miracielo del sureste
  Astroscopus zephyreus Gilbert and Starks in Gilbert, 1897 -- valid -- miracielo perro, Pacific stargazer
  Astyanacinus Eigenmann, 1907 -- valid
  Astyanacinus goyanensis Miranda Ribeiro, 1944 -- valid
  Astyanacinus moorii (Boulenger, 1892) -- valid
  Astyanacinus multidens Pearson, 1924 -- valid
  Astyanacinus platensis Messner, 1962 -- valid
  Astyanax Baird and Girard, 1854 -- valid -- astynaxes
  Astyanax abramis (Jenyns, 1842) -- valid
  Astyanax alburnus (Hensel, 1870) -- valid
  Astyanax altiparanae Garutti and Britski, 2000 -- valid
  Astyanax angustifrons (Regan, 1908) -- valid
  Astyanax anterior Eigenmann, 1908 -- valid
  Astyanax argyrimarginatus Garutti, 1999 -- valid
  Astyanax armandoi Lozano-Vilano and Contreras-Balderas, 1990 -- valid -- Penjamo tetra, sardinita de Pénjamo
  Astyanax asuncionensis Géry, 1972 -- valid
  Astyanax atratoensis Eigenmann in Eigenmann and Ogle, 1907 -- valid
  Astyanax aurocaudatus Eigenmann, 1913 -- invalid
  Astyanax bimaculatus (Linnaeus, 1758) -- valid -- twospot astyanax, twospot astyanax
  Astyanax bourgeti Eigenmann, 1908 -- valid
  Astyanax brachypterygium Bertaco and Malabarba, 2001 -- valid
  Astyanax brevirhinus Eigenmann, 1908 -- valid
  Astyanax caucanus (Steindachner, 1879) -- valid
  Astyanax chaparae Fowler, 1943 -- valid
  Astyanax cordovae (Günther, 1880) -- valid
  Astyanax correntinus (Holmberg, 1891) -- valid
  Astyanax cremnobates Bertaco and Malabarba, 2001 -- valid
  Astyanax daguae Eigenmann, 1913 -- valid
  Astyanax depressirostris Miranda Ribeiro, 1908 -- valid
  Astyanax eigenmanniorum (Cope, 1894) -- valid
  Astyanax erythropterus (Holmberg, 1891) -- valid
  Astyanax fasciatus (Cuvier, 1819) -- valid -- banded astyanax, banded astyanax, Mexican tetra
  Astyanax fasslii (Steindachner, 1915) -- valid
  Astyanax festae (Boulenger, 1898) -- valid
  Astyanax filiferus (Eigenmann, 1913) -- valid
  Astyanax gisleni Dahl, 1943 -- valid
  Astyanax giton Eigenmann, 1908 -- valid
  Astyanax goyacensis Eigenmann, 1908 -- valid
  Astyanax gracilior Eigenmann, 1908 -- valid
  Astyanax guaporensis Eigenmann, 1911 -- valid
  Astyanax guianensis Eigenmann, 1909 -- valid
  Astyanax gymnogenys Eigenmann, 1911 -- valid
  Astyanax hastatus Myers, 1928 -- valid
  Astyanax integer Myers, 1930 -- valid
  Astyanax intermedius Eigenmann, 1908 -- valid
  Astyanax ita Almirón, Azpelicueta and Casciotta, 2002 -- valid
  Astyanax jacuhiensis (Cope, 1894) -- valid
  Astyanax janeiroensis Eigenmann, 1908 -- valid
  Astyanax jenynsii (Steindachner, 1877) -- valid
  Astyanax jordani (Hubbs and Innes, 1936) -- valid
  Astyanax kennedyi Géry, 1964 -- valid
  Astyanax kompi Hildebrand, 1938 -- valid
  Astyanax kullanderi Costa, 1995 -- valid
  Astyanax latens Mirande, Aguilera and Azpelicueta, 2004 -- valid
  Astyanax laticeps (Cope, 1894) -- valid
  Astyanax leonidas Azpelicueta, Casciotta and Almirón, 2002 -- valid
  Astyanax leopoldi Géry, Planquette and Le Bail, 1988 -- valid
  Astyanax lineatus (Perugia, 1891) -- valid
  Astyanax longior (Cope, 1878) -- valid
  Astyanax maculisquamis Garutti and Britski, 1997 -- valid
  Astyanax magdalenae Eigenmann and Henn, 1916 -- valid
  Astyanax marionae Eigenmann, 1911 -- valid
  Astyanax maximus (Steindachner, 1877) -- valid
  Astyanax megaspilura Fowler, 1944 -- valid
  Astyanax mexicanus (De Filippi, 1853) -- valid -- sardinita mexicana, Mexican tetra
  Astyanax microlepis Eigenmann, 1913 -- valid
  Astyanax multidens Eigenmann, 1908 -- valid
  Astyanax mutator Eigenmann, 1909 -- valid
  Astyanax myersi (Fernández-Yépez, 1950) -- valid
  Astyanax nasutus Meek, 1907 -- valid
  Astyanax nicaraguensis Eigenmann and Ogle, 1907 -- valid
  Astyanax obscurus (Hensel, 1870) -- valid
  Astyanax ojiara Azpelicueta and Garcia, 2000 -- valid
  Astyanax orbignyanus (Valenciennes in Cuvier and Valenciennes, 1850) -- valid
  Astyanax orthodus Eigenmann in Eigenmann and Ogle, 1907 -- valid
  Astyanax paraguayensis (Fowler, 1918) -- valid
  Astyanax parahybae Eigenmann, 1908 -- valid
  Astyanax paranahybae Eigenmann, 1911 -- valid
  Astyanax paris Azpelicueta, Almirón and Casciotta, 2002 -- valid
  Astyanax pelegrini Eigenmann in Eigenmann, McAtee and Ward, 1907 -- valid
  Astyanax poetzschkei Ahl, 1932 -- valid
  Astyanax pynandi Casciotta, Almirón, Bechara, Roux, and Ruiz Diaz, 2003 -- valid
  Astyanax ribeirae Eigenmann, 1911 -- valid
  Astyanax robustus Meek, 1912 -- valid
  Astyanax ruberrimus Eigenmann, 1913 -- valid
  Astyanax saguazu Casciotta, Almirón and Azpelicueta, 2003 -- valid
  Astyanax saltor Travassos, 1960 -- valid
  Astyanax scabripinnis (Jenyns, 1842) -- valid
  Astyanax schubarti Britski, 1964 -- valid
  Astyanax scintillans Myers, 1928 -- valid
  Astyanax stenohalinus Messner, 1962 -- valid
  Astyanax stilbe (Cope, 1870) -- valid
  Astyanax superbus Myers, 1942 -- valid
  Astyanax symmetricus Eigenmann, 1908 -- valid
  Astyanax taeniatus (Jenyns, 1842) -- valid
  Astyanax trierythropterus Godoy, 1970 -- valid
  Astyanax troya Azpelicueta, Casciotta and Almirón, 2002 -- valid
  Astyanax turmalinensis Triques, Vono and Caiafa, 2003 -- valid
  Astyanax unitaeniatus Garutti, 1998 -- valid
  Astyanax validus Géry, Planquette and Le Bail, 1991 -- valid
  Astyanax venezuelae Schultz, 1944 -- valid
  Astyanax villwocki Zarske and Géry, 1999 -- valid
  Ataeniobius Hubbs and Turner, 1939 -- valid
  Ataeniobius toweri (Meek, 1904) -- valid -- bluetail goodea, striped goodea, bluetail splitfin, mexcalpique cola azul
  Ataxolepis Myers and Freihofer, 1966 -- valid
  Ataxolepis apus Myers and Freihofer, 1966 -- valid
  Ataxolepis henactis Goodyear, 1970 -- valid
  Atherina Linnaeus, 1758 -- valid -- friars
  Atherina araea Jordan and Gilbert, 1884 -- invalid
  Atherina bleekeri Günther, 1861 -- invalid -- flathead silverside
  Atherina boyeri Risso, 1810 -- valid
  Atherina breviceps Valenciennes in Cuvier and Valenciennes, 1835 -- valid -- cape silverside
  Atherina duodecimalis Valenciennes in Cuvier and Valenciennes, 1835 -- invalid -- smallmouth hardyhead
  Atherina forskalii Rüppell, 1838 -- invalid -- hardyhead
  Atherina hepsetus Linnaeus, 1758 -- valid -- sand smelt
  Atherina laticeps Poey, 1860 -- invalid -- cabezote
  Atherina lopeziana Rossignol and Blache, 1961 -- valid
  Atherina microstoma Günther, 1861 -- invalid -- smallmouthed hardyhead
  Atherina mochon Cuvier, 1829 -- invalid -- caspian sand smelt
  Atherina notata Mitchill, 1815 -- invalid
  Atherina presbyter Cuvier, 1829 -- valid -- common sand smelt
  Atherina signata Günther, 1867 -- invalid
  Atherina stipes Müller and Troschel in Schomburgk, 1848 -- invalid
  Atherinason Whitley, 1934 -- valid
  Atherinason hepsetoides (Richardson, 1843) -- valid
  Atherinella Steindachner, 1875 -- valid
  Atherinella alvarezi (Diaz-Pardo, 1972) -- valid -- Gulf silverside, plateadito de Tacotalpa
  Atherinella ammophila Chernoff and Miller, 1984 -- valid -- La Palma silverside, plateadito de La Palma
  Atherinella argentea Chernoff, 1986 -- valid
  Atherinella balsana (Meek, 1902) -- valid -- Balsas silverside, plateadito del Balsas
  Atherinella balsanus (Meek, 1902) -- invalid
  Atherinella beani (Meek and Hildebrand, 1923) -- valid
  Atherinella blackburni (Schultz, 1949) -- valid
  Atherinella bolivari (Alvarez and Carranza, 1952) -- valid
  Atherinella brasiliensis (Quoy and Gaimard, 1825) -- valid
  Atherinella callida Chernoff, 1986 -- valid -- cunning silverside, plateadito del Refugio
  Atherinella chagresi (Meek and Hildebrand in Meek, 1914) -- valid
  Atherinella colombiensis (Hubbs, 1920) -- valid
  Atherinella crystallina (Jordan and Culver in Jordan, 1895) -- valid -- blackfin silverside, plateadito del Presidio
  Atherinella elegans Chernoff, 1986 -- valid -- Fuerte silverside, plateadito del Fuerte
  Atherinella eriarcha Jordan and Gilbert, 1882 -- valid -- longfin silverside, plateadito plateado
  Atherinella evermanni (Jordan and Culver in Jordan, 1895) -- invalid
  Atherinella guatemalensis (Günther, 1864) -- valid -- peppered silverside, plateadito de Huamuchal
  Atherinella guija (Hildebrand, 1925) -- valid
  Atherinella hubbsi (Bussing, 1979) -- valid
  Atherinella jiloaensis (Bussing, 1979) -- valid
  Atherinella lisa (Meek, 1904) -- valid -- naked silverside, plateadito del Hule
  Atherinella marvelae (Chernoff and Miller, 1982) -- valid -- Eyipantla silverside, plateadito de Eyipantla
  Atherinella meeki (Miller, 1907) -- valid
  Atherinella milleri (Bussing, 1979) -- valid
  Atherinella nepenthe (Myers and Wade, 1942) -- valid -- pitcher silverside, plateadito marino
  Atherinella nesiotes (Myers and Wade, 1942) -- valid
  Atherinella nocturna (Myers and Wade, 1942) -- valid
  Atherinella nocturnus (Myers and Wade, 1942) -- invalid
  Atherinella pachylepis (Günther, 1864) -- valid
  Atherinella pallida (Fowler, 1944) -- valid
  Atherinella panamensis Steindachner, 1875 -- valid
  Atherinella pellosemeion Chernoff, 1986 -- valid
  Atherinella robbersi (Fowler, 1950) -- valid
  Atherinella sallei (Regan, 1903) -- valid -- large-eye silverside, plateadito del Papaloapan
  Atherinella sardina (Meek, 1907) -- valid
  Atherinella schultzi (Alvarez and Carranza, 1952) -- valid -- Chimalapa silverside, plateadito de Chimalapa
  Atherinella serrivomer Chernoff, 1986 -- valid
  Atherinella starksi (Meek and Hildebrand, 1923) -- valid
  Atherinella venezuelae (Eigenmann, 1920) -- valid
  Atherinomorus Fowler, 1903 -- valid
  Atherinomorus aetholepis Kimura, Iwatsuki and Yoshino, 2002 -- valid
  Atherinomorus capricornensis (Woodland, 1961) -- valid
  Atherinomorus duodecimalis (Valenciennes in Cuvier and Valenciennes, 1835) -- valid
  Atherinomorus endrachtensis (Quoy and Gaimard, 1825) -- valid
  Atherinomorus insularum (Jordan and Evermann, 1903) -- valid
  Atherinomorus insularum insularum (Jordan and Evermann, 1903) -- invalid
  Atherinomorus insularum whitei (Schultz in Schultz et al, 1953) -- invalid
  Atherinomorus lacunosus (Forster in Bloch and Schneider, 1801) -- valid
  Atherinomorus ogilbyi (Whitley, 1930) -- invalid
  Atherinomorus regina (Seale, 1910) -- valid
  Atherinomorus stipes (Müller and Troschel in Schomburgk, 1848) -- valid -- hardhead silverside, tinícalo cabezón, cabezote
  Atherinomorus vaigiensis (Quoy and Gaimard, 1825) -- valid
  Atherinops Steindachner, 1876 -- valid
  Atherinops affinis (Ayres, 1860) -- valid -- topsmelt, pejerrey pescadillo
  Atherinops affinis littoralis Hubbs, 1918 -- invalid
  Atherinopsis Girard, 1854 -- valid
  Atherinopsis affinis Ayres, 1860 -- invalid
  Atherinopsis californiensis Girard, 1854 -- valid -- jacksmelt, pejerrey mocho
  Atherinosoma Castelnau, 1872 -- valid
  Atherinosoma elongata (Klunzinger, 1879) -- valid
  Atherinosoma microstoma (Günther, 1861) -- valid
  Atherion Jordan and Starks, 1901 -- valid
  Atherion africanus Smith, 1965 -- valid -- pricklenose silverside
  Atherion elymus Jordan and Starks, 1901 -- valid
  Atherion maccullochi Jordan and Hubbs, 1919 -- valid
  Atopomesus Myers, 1927 -- valid
  Atopomesus pachyodus Myers, 1927 -- valid
  Atractodenchelys Robins and Robins, 1970 -- valid
  Atractodenchelys phrix Robins and Robins, 1970 -- valid -- arrowtooth eel
  Atractodenchelys robinsorum Karmovskaya, 2003 -- valid
  Atractoscion Gill, 1862 -- valid
  Atractoscion aequidens (Cuvier in Cuvier and Valenciennes, 1830) -- valid -- teraglin, teraglin
  Atractoscion nobilis (Ayres, 1860) -- valid -- white seabass, corvina cabaicucho
  Atrobucca Chu, Lo and Wu, 1963 -- valid
  Atrobucca adusta Sasaki and Kailola, 1988 -- valid
  Atrobucca alcocki Talwar, 1980 -- valid
  Atrobucca antonbruun Sasaki, 1995 -- valid
  Atrobucca bengalensis Sasaki, 1995 -- valid
  Atrobucca brevis Sasaki and Kailola, 1988 -- valid
  Atrobucca geniae Ben-Tuvia and Trewavas, 1987 -- valid
  Atrobucca kyushini Sasaki and Kailola, 1988 -- valid
  Atrobucca marleyi (Norman, 1922) -- valid
  Atrobucca nibe (Jordan and Thompson, 1911) -- valid -- blackmouth croaker, black Chinese croaker
  Atrobucca trewavasae Talwar and Sathirajan, 1975 -- valid
  Atrosalarias Whitley, 1933 -- valid
  Atrosalarias fuscus (Rüppell, 1838) -- valid -- dusky blenny, dusky blenny
  Atrosalarias hosokawai Suzuki and Senou, 1999 -- valid
  Attonitus Vari and Ortega, 2000 -- valid
  Attonitus bounites Vari and Ortega, 2000 -- valid
  Attonitus ephimeros Vari and Ortega, 2000 -- valid
  Attonitus irisae Vari and Ortega, 2000 -- valid
  Atypichthys Günther, 1862 -- valid
  Atypichthys latus McCulloch and Waite, 1916 -- valid
  Atypichthys strigatus (Günther, 1860) -- valid -- mado, mado
  Auchenionchus Gill, 1860 -- valid
  Auchenionchus crinitus (Jenyns, 1841) -- valid
  Auchenionchus microcirrhis (Valenciennes in Cuvier and Valenciennes, 1836) -- valid
  Auchenionchus variolosus (Valenciennes in Cuvier and Valenciennes, 1836) -- valid
  Auchenopterus fajardo Evermann and Marsh, 1899 -- invalid
  Aulacocephalus Temminck and Schlegel, 1843 -- valid
  Aulacocephalus temminckii Bleeker, 1854 -- valid
  Aulichthys Brevoort in Gill, 1862 -- valid
  Aulichthys japonicus Brevoort in Gill, 1862 -- valid
  Aulixidens Böhlke, 1952 -- valid
  Aulixidens eugeniae Böhlke, 1952 -- valid
  Aulonocara Regan, 1922 -- valid
  Aulonocara aquilonium Konings, 1995 -- valid
  Aulonocara auditor (Trewavas, 1935) -- valid
  Aulonocara baenschi Meyer and Riehl in Baensch and Riehl, 1985 -- valid
  Aulonocara brevinidus Konings, 1995 -- valid
  Aulonocara brevirostre (Trewavas, 1935) -- valid
  Aulonocara ethelwynnae Meyer, Riehl and Zetzsche, 1987 -- valid
  Aulonocara gertrudae Konings, 1995 -- valid
  Aulonocara guentheri Eccles in Eccles and Trewavas, 1989 -- valid
  Aulonocara hansbaenschi Meyer, Riehl and Zetzsche, 1987 -- valid
  Aulonocara hueseri Meyer, Riehl and Zetzsche, 1987 -- valid
  Aulonocara jacobfreibergi (Johnson, 1974) -- valid
  Aulonocara korneliae Meyer, Riehl and Zetzsche, 1987 -- valid
  Aulonocara macrochir Trewavas, 1935 -- invalid
  Aulonocara maylandi Trewavas, 1984 -- valid
  Aulonocara maylandi kandeensis Tawil and Allgayer, 1987 -- valid
  Aulonocara maylandi maylandi Trewavas, 1984 -- valid
  Aulonocara nyassae Regan, 1922 -- valid -- African peacock
  Aulonocara rostratum Trewavas, 1935 -- valid
  Aulonocara saulosi Meyer, Riehl and Zetzsche, 1987 -- valid
  Aulonocara steveni Meyer, Riehl and Zetzsche, 1987 -- valid
  Aulonocara stuartgranti Meyer and Riehl in Baensch and Riehl, 1985 -- valid
  Aulonocara trematocephala (Boulenger, 1901) -- valid
  Aulonocranus Regan, 1920 -- valid
  Aulonocranus dewindti (Boulenger, 1899) -- valid
  Aulopareia Smith, 1945 -- valid
  Aulopareia cyanomos (Bleeker, 1849) -- valid
  Aulopareia janetae Smith, 1945 -- valid
  Aulopareia koumansi (Herre in Herre and Myers, 1937) -- valid
  Aulopareia spilopterus (Smith, 1932) -- valid
  Aulopareia unicolor (Valenciennes in Cuvier and Valenciennes, 1837) -- valid
  Aulopus Cloquet, 1816 -- valid
  Aulopus bajacali Parin and Kotlyar, 1984 -- valid -- eastern Pacific flagfin, lagarto del Pacífico oriental
  Aulopus cadenati Poll, 1953 -- valid
  Aulopus damasi Tanaka, 1915 -- valid
  Aulopus filamentosus (Bloch, 1792) -- valid -- aulopus amarillento, yellowfin aulopus
  Aulopus formosanus Lee and Chao, 1994 -- valid
  Aulopus microps (Parin and Kotlyar, 1989) -- valid
  Aulopus milesii Valenciennes in Cuvier and Valenciennes, 1850 -- valid
  Aulopus nanae Mead, 1958 -- valid -- yellowfin aulopus, aulopus amarillento
  Aulorhynchus Gill, 1861 -- valid
  Aulorhynchus flavidus Gill, 1861 -- valid -- tube-snout, trompudo sargacero, tubesnout
  Aulostomus Lacepède, 1803 -- valid -- trumpetfishes
  Aulostomus chinensis (Linnaeus, 1766) -- valid -- painted flute mouth, painted flute mouth, Chinese trumpetfish, trompeta china
  Aulostomus maculatus Valenciennes, 1837 -- valid -- trumpetfish, trompa, Atlantic trumpetfish, trompeta del Atlántico
  Aulostomus strigosus Wheeler, 1955 -- valid
  Austrofundulus Myers, 1932 -- valid
  Austrofundulus dolichopterus Weitzman and Wourms, 1967 -- invalid
  Austrofundulus limnaeus Schultz, 1949 -- valid
  Austrofundulus transilis Myers, 1932 -- valid
  Austrolabrus Steindachner, 1884 -- valid
  Austrolabrus maculatus (Macleay, 1881) -- valid
  Austrolebias Costa, 1998 -- valid
  Austrolebias adloffi (Ahl, 1922) -- valid
  Austrolebias affinis (Amato, 1986) -- valid
  Austrolebias alexandri (Castello and Lopez, 1974) -- valid
  Austrolebias arachan Loureiro and Azpelicueta, 2004 -- valid
  Austrolebias bellottii (Steindachner, 1881) -- valid -- Argentine pearlfish
  Austrolebias carvalhoi (Myers, 1947) -- valid
  Austrolebias charrua Costa and Cheffe, 2001 -- valid
  Austrolebias cinereus (Amato, 1986) -- valid
  Austrolebias cyaneus (Amato, 1987) -- valid
  Austrolebias gymnoventris (Amato, 1986) -- valid
  Austrolebias ibicuiensis (Costa, 1999) -- valid
  Austrolebias jaegari Costa and Cheffe, 2002 -- valid
  Austrolebias luteoflammulatus (Vaz-Ferreira, Sierra de Soriano and Scaglia de Paulete, 1964) -- valid
  Austrolebias melanoorus (Amato, 1986) -- valid
  Austrolebias minuano Costa and Cheffe, 2001 -- valid
  Austrolebias nigripinnis (Regan, 1912) -- valid -- blackfin pearlfish
  Austrolebias nigrofasciatus Costa and Cheffe, 2001 -- valid
  Austrolebias nioni (Berkenkamp, Reichert and Prieto, 1997) -- valid
  Austrolebias nonoiuliensis (Taberner, Fernández-Santos and Castelli, 1974) -- valid
  Austrolebias patriciae (Huber, 1995) -- valid
  Austrolebias periodicus (Costa, 1999) -- valid
  Austrolebias robustus (Günther, 1883) -- valid
  Austrolebias vandenbergi (Huber, 1995) -- valid
  Austrolebias vazferreirai (Berkenkamp, Etzel, Reichert and Salvia, 1994) -- valid
  Austrolebias viarius (Vaz-Ferreira, Sierra de Soriano and Scaglia de Paulete, 1964) -- valid
  Austrolethops Whitley, 1935 -- valid
  Austrolethops wardi Whitley, 1935 -- valid -- nudey, nudey
  Austrolycus Regan, 1913 -- valid
  Austrolycus depressiceps Regan, 1913 -- valid
  Austrolycus laticinctus (Berg, 1895) -- valid
  Austromenidia Hubbs, 1918 -- invalid
  Austronibea Trewavas, 1977 -- valid
  Austronibea oedogenys Trewavas, 1977 -- valid
  Auxis Cuvier, 1829 -- valid -- frigate mackerels, frigate tunas
  Auxis hira Kishinouye, 1915 -- invalid
  Auxis maru Kishinouye, 1915 -- invalid
  Auxis rochei (Risso, 1810) -- valid -- bullet mackerel, bonitou, bullet tuna, melvera, long corseletted frigate mackerel
  Auxis rochei eudorax Collette and Aadland, 1996 -- valid
  Auxis rochei rochei (Risso, 1810) -- valid -- bullet mackerel, melva aleticorto, bullet tuna, frigate mackerel
  Auxis tapeinosoma Bleeker, 1854 -- invalid
  Auxis thazard (Lacepède, 1800) -- valid -- frigate mackerel, auxide, frigate tuna, melva
  Auxis thazard brachydorax Collette and Aadland, 1996 -- valid
  Auxis thazard thazard (Lacepède, 1800) -- valid -- frigate mackerel, melva aletilargo
  Auxis thynnoides Bleeker, 1855 -- invalid
  Avocettina Jordan and Davis, 1891 -- valid
  Avocettina acuticeps (Regan, 1916) -- valid
  Avocettina bowersi (Garman, 1899) -- invalid
  Avocettina bowersii (Garman, 1899) -- valid
  Avocettina infans (Günther, 1878) -- valid -- snipe eel
  Avocettina paucipora Nielsen and Smith, 1978 -- valid
  Avocettinops Roule and Bertin, 1924 -- invalid
  Avocettinops schmidti Roule and Bertin, 1924 -- invalid
  Awaous Valenciennes in Cuvier and Valenciennes, 1837 -- valid -- river gobies
  Awaous acritosus Watson, 1994 -- valid
  Awaous aeneofuscus (Peters, 1852) -- valid
  Awaous banana (Valenciennes in Cuvier and Valenciennes, 1837) -- valid -- gobio de río, river goby, yellow river goby
  Awaous commersoni (Schneider in Bloch and Schneider, 1801) -- valid
  Awaous flavus (Valenciennes in Cuvier and Valenciennes, 1837) -- valid
  Awaous fluviatilis (Rao, 1971) -- valid
  Awaous grammepomus (Bleeker, 1849) -- valid -- streaked river goby
  Awaous guamensis (Valenciennes in Cuvier and Valenciennes, 1837) -- valid -- Pacific river goby
  Awaous jayakari (Boulenger, 1888) -- valid
  Awaous lateristriga (Duméril, 1861) -- valid
  Awaous litturatus (Steindachner, 1861) -- valid
  Awaous macrorhynchus (Bleeker, 1867) -- valid
  Awaous melanocephalus (Bleeker, 1849) -- valid
  Awaous nigripinnis (Valenciennes in Cuvier and Valenciennes, 1837) -- valid
  Awaous ocellaris (Broussonet, 1782) -- valid -- spotfin river goby
  Awaous pallidus (Valenciennes in Cuvier and Valenciennes, 1837) -- valid
  Awaous percivali (Boulenger, 1901) -- valid
  Awaous personatus (Bleeker, 1849) -- valid
  Awaous stamineus (Eydoux and Souleyet, 1850) -- invalid
  Awaous tajasica (Lichtenstein, 1822) -- valid -- river goby, sirajo
  Awaous transandeanus (Günther, 1861) -- valid
  Axelrodia Géry, 1965 -- valid
  Axelrodia lindeae Géry, 1973 -- valid
  Axelrodia riesei Géry, 1966 -- valid -- ruby tetra, ruby tetra
  Axelrodia stigmatias (Fowler, 1913) -- valid
  Axoclinus Fowler, 1944 -- valid
  Axoclinus cocoensis Bussing, 1991 -- valid
  Axoclinus lucillae Fowler, 1944 -- valid -- Panamic triplefin, tres aletas bigote
  Axoclinus multicinctus Allen and Robertson, 1992 -- valid -- multibarred triplefin, tres aletas listado
  Axoclinus nigricaudus Allen and Robertson, 1991 -- valid -- Cortez triplefin, tres aletas colinegra
  Axoclinus rubinoffi Allen and Robertson, 1992 -- valid
  Axoclinus storeyae (Brock, 1940) -- valid
  Azurina Jordan and McGregor in Jordan and Evermann, 1898 -- valid
  Azurina eupalama Heller and Snodgrass, 1903 -- valid
  Azurina hirundo Jordan and McGregor in Jordan and Evermann, 1898 -- valid -- castañuela golondrina, swallow damselfish
  Azygopterus Andriashev and Makushok, 1955 -- valid
  Azygopterus corallinus Andriashev and Makushok, 1955 -- valid
  Badis Bleeker, 1854 -- valid
  Badis assamensis Ahl, 1937 -- valid
  Badis badis (Hamilton, 1822) -- valid -- badis, blue perch, badis, blue perch
  Badis blosyrus Kullander and Britz, 2002 -- valid
  Badis chittagongis Kullander and Britz, 2002 -- valid
  Badis corycaeus Kullander and Britz, 2002 -- valid
  Badis ferrarisi Kullander and Britz, 2002 -- valid
  Badis kanabos Kullander and Britz, 2002 -- valid
  Badis khwae Kullander and Britz, 2002 -- valid
  Badis kyar Kullander and Britz, 2002 -- valid
  Badis pyema Kullander and Britz, 2002 -- valid
  Badis ruber Schreitmüller, 1923 -- valid
  Badis siamensis Klausewitz, 1957 -- valid
  Bahaba Herre, 1935 -- valid
  Bahaba chaptis (Hamilton, 1822) -- valid
  Bahaba polykladiskos (Bleeker, 1852) -- valid
  Bahaba taipingensis (Herre, 1932) -- valid
  Baileychromis Poll, 1986 -- valid
  Baileychromis centropomoides (Bailey and Stewart, 1977) -- valid
  Bairdiella Gill, 1861 -- valid -- mademoiselle, striped croakers
  Bairdiella archidium (Jordan and Gilbert, 1882) -- invalid
  Bairdiella armata Gill, 1863 -- valid -- armed croaker, ronco armado
  Bairdiella batabana (Poey, 1860) -- invalid -- blue croaker, ronco azul
  Bairdiella chrysoura (Lacepède, 1802) -- valid -- silver perch, ronco amarillo
  Bairdiella ensifera (Jordan and Gilbert, 1882) -- valid -- ronco barbirrubia, swordspine croaker
  Bairdiella icistia (Jordan and Gilbert, 1882) -- valid -- bairdiella, corbineta, ronco roncacho
  Bairdiella ronchus (Cuvier in Cuvier and Valenciennes, 1830) -- valid -- ground drummer, peacock bass, ronco, corvina espinosa, ronco rayado, ground croaker
  Bairdiella sanctaeluciae (Jordan, 1890) -- invalid -- striped croaker, corvina Santa Lucía, ronco caribeño
  Balistes ellioti Day, 1889 -- valid -- Elliot's filefish
  Banjos Bleeker, 1876 -- valid
  Banjos banjos (Richardson, 1846) -- valid
  Barbourisia Parr, 1945 -- valid
  Barbourisia rufa Parr, 1945 -- valid -- red velvet whalefish
  Barbulifer Eigenmann and Eigenmann, 1888 -- valid
  Barbulifer antennatus Böhlke and Robins, 1968 -- valid -- barbulifer, barbulifer, gobio antenado, whiskered goby
  Barbulifer ceuthoecus (Jordan and Gilbert, 1884) -- valid -- bearded goby
  Barbulifer mexicanus Hoese and Larson, 1985 -- valid -- gobio alambrón, saddlebanded goby
  Barbulifer pantherinus (Pellegrin, 1901) -- valid -- gobio pantera, panther goby
  Barbuligobius Lachner and McKinney, 1974 -- valid
  Barbuligobius boehlkei Lachner and McKinney, 1974 -- valid
  Bario Myers, 1940 -- valid
  Bario steindachneri (Eigenmann, 1893) -- valid
  Bascanichthys Jordan and Davis, 1891 -- valid
  Bascanichthys bascanium (Jordan, 1884) -- valid -- sooty eel, tieso tiznado
  Bascanichthys bascanoides Osburn and Nichols, 1916 -- valid -- sooty sand eel, tieso manchitas
  Bascanichthys ceciliae Blache and Cadenat, 1971 -- valid
  Bascanichthys congoensis Blache and Cadenat, 1971 -- valid
  Bascanichthys cylindricus Meek and Hildebrand, 1923 -- valid
  Bascanichthys deraniyagalai Menon, 1961 -- valid
  Bascanichthys fijiensis (Seale, 1935) -- valid
  Bascanichthys filaria (Günther, 1872) -- valid
  Bascanichthys inopinatus McCosker, Böhlke and Böhlke, 1989 -- valid
  Bascanichthys kirkii (Günther, 1870) -- valid
  Bascanichthys longipinnis (Kner and Steindachner, 1867) -- valid
  Bascanichthys myersi (Herre, 1932) -- valid
  Bascanichthys panamensis Meek and Hildebrand, 1923 -- valid -- Panamic sand eel, tieso panámico
  Bascanichthys paulensis Storey, 1939 -- valid
  Bascanichthys pusillus Seale, 1917 -- valid
  Bascanichthys scuticaris (Goode and Bean, 1880) -- valid -- whip eel, safío pardo
  Bascanichthys sibogae (Weber, 1913) -- valid
  Basilichthys Girard, 1855 -- valid
  Basilichthys archaeus (Cope, 1878) -- valid
  Basilichthys australis Eigenmann, 1928 -- valid
  Basilichthys microlepidotus (Jenyns, 1841) -- valid
  Basilichthys semotilus (Cope, 1874) -- valid
  Bassanago Whitley, 1948 -- valid
  Bassanago bulbiceps Whitley, 1948 -- valid
  Bassanago hirsutus (Castle, 1960) -- valid
  Batanga Herre, 1946 -- valid
  Batanga lebretonis (Steindachner, 1870) -- valid
  Bathyaethiops Fowler, 1949 -- valid
  Bathyaethiops breuseghemi (Poll, 1945) -- valid
  Bathyaethiops caudomaculatus (Pellegrin, 1925) -- valid
  Bathyaethiops greeni Fowler, 1949 -- valid
  Bathyanthias Günther, 1880 -- valid
  Bathyanthias atlanticus (Schultz, 1958) -- valid
  Bathyanthias cubensis (Schultz, 1958) -- valid
  Bathyanthias mexicana (Schultz, 1958) -- invalid
  Bathyanthias mexicanus (Schultz, 1958) -- valid -- yellowtail bass, mero cola amarilla
  Bathyanthias roseus Günther, 1880 -- valid
  Bathybates Boulenger, 1898 -- valid
  Bathybates fasciatus Boulenger, 1901 -- valid
  Bathybates ferox Boulenger, 1898 -- valid
  Bathybates graueri Steindachner, 1911 -- valid
  Bathybates hornii Steindachner, 1911 -- valid
  Bathybates leo Poll, 1956 -- valid
  Bathybates minor Boulenger, 1906 -- valid
  Bathybates vittatus Boulenger, 1914 -- valid
  Bathyblennius Bath, 1977 -- valid
  Bathyblennius antholops (Springer and Smith-Vaniz, 1970) -- valid
  Bathycallionymus Nakabo, 1982 -- valid
  Bathycallionymus kaianus (Günther, 1880) -- valid
  Bathycallionymus sokonumeri (Kamohara, 1936) -- valid
  Bathyclupea Alcock, 1891 -- valid
  Bathyclupea argentea Goode and Bean, 1896 -- valid
  Bathyclupea elongata Trunov, 1975 -- valid
  Bathyclupea gracilis Fowler, 1938 -- valid
  Bathyclupea hoskynii Alcock, 1891 -- valid
  Bathyclupea malayana Weber, 1913 -- valid -- deepsea herring, deepsea herring
  Bathyclupea megaceps Fowler, 1938 -- valid
  Bathyclupea schroederi Dick, 1962 -- valid
  Bathycongrus Ogilby, 1898 -- valid
  Bathycongrus aequoreus (Gilbert and Cramer, 1897) -- valid
  Bathycongrus albescens (Barnard, 1923) -- valid
  Bathycongrus bertini (Poll, 1953) -- valid
  Bathycongrus bleekeri Fowler, 1934 -- valid
  Bathycongrus bullisi (Smith and Kanazawa, 1977) -- valid -- bullish conger, congrio disparatado
  Bathycongrus dubius (Breder, 1927) -- valid -- dubious conger
  Bathycongrus guttulatus (Günther, 1887) -- valid
  Bathycongrus macrocercus (Alcock, 1894) -- valid
  Bathycongrus macrurus (Gilbert, 1891) -- valid -- shorthead conger, congrio cabeza corta
  Bathycongrus nasicus (Alcock, 1894) -- valid
  Bathycongrus nielseni (Karmovskaya, 1990) -- valid
  Bathycongrus odontostomus (Fowler, 1934) -- valid
  Bathycongrus polyporus (Smith and Kanazawa, 1977) -- valid
  Bathycongrus retrotinctus (Jordan and Snyder, 1901) -- valid
  Bathycongrus thysanochilus (Reid, 1934) -- valid -- conger eel, congrina
  Bathycongrus trilineatus (Castle, 1964) -- valid
  Bathycongrus varidens (Garman, 1899) -- valid -- largehead conger, congrio cabezón
  Bathycongrus vicinalis (Garman, 1899) -- valid -- neighbor conger, congrio vecino
  Bathycongrus wallacei (Castle, 1968) -- valid
  Bathydraco Günther, 1878 -- valid
  Bathydraco antarcticus Günther, 1878 -- valid
  Bathydraco joannae DeWitt, 1985 -- valid
  Bathydraco macrolepis Boulenger, 1907 -- valid
  Bathydraco marri Norman, 1938 -- valid
  Bathydraco scotiae Dollo, 1906 -- valid
  Bathygobius Bleeker, 1878 -- valid -- mapos, frillfin gobies
  Bathygobius aeolosoma (Ogilby, 1889) -- valid
  Bathygobius andrei (Sauvage, 1880) -- valid
  Bathygobius burtoni (O'Shaughnessy, 1875) -- valid
  Bathygobius casamancus (Rochebrune, 1880) -- valid
  Bathygobius coalitus (Bennett, 1832) -- valid
  Bathygobius cocosensis (Bleeker, 1854) -- valid -- Cocos frillfin goby
  Bathygobius cotticeps (Steindachner, 1879) -- valid
  Bathygobius crassiceps (Jordan and Seale, 1906) -- valid
  Bathygobius curacao (Metzelaar, 1919) -- valid -- notchtongue goby, gobio jaspeado
  Bathygobius cyclopterus (Valenciennes in Cuvier and Valenciennes, 1837) -- valid
  Bathygobius fishelsoni Goren, 1978 -- valid
  Bathygobius fuscus (Rüppell, 1830) -- valid -- brown goby, dusky frillfin goby
  Bathygobius hongkongensis Lam, 1986 -- valid
  Bathygobius karachiensis Hoda and Goren, 1990 -- valid
  Bathygobius kreftii (Steindachner, 1866) -- valid
  Bathygobius laddi (Fowler, 1931) -- valid
  Bathygobius lineatus (Jenyns, 1841) -- valid
  Bathygobius meggitti (Hora and Mukerji, 1936) -- valid
  Bathygobius mystacium Ginsburg, 1947 -- valid -- island frillfin, gobio bandeado
  Bathygobius niger (Smith, 1960) -- valid
  Bathygobius ostreicola (Chaudhuri, 1916) -- valid
  Bathygobius padangensis (Bleeker, 1851) -- valid
  Bathygobius panayensis (Jordan and Seale, 1907) -- valid
  Bathygobius petrophilus (Bleeker, 1853) -- valid
  Bathygobius ramosus Ginsburg, 1947 -- valid -- mapo panámico, Panamic frillfin
  Bathygobius smithi Fricke, 1999 -- valid
  Bathygobius soporator (Valenciennes in Cuvier and Valenciennes, 1837) -- valid -- frillfin goby, gobio mapo, mapo aguado
  Bathymaster Cope, 1873 -- valid
  Bathymaster caeruleofasciatus Gilbert and Burke, 1912 -- valid -- Alaskan ronquil
  Bathymaster derjugini Lindberg in Soldatov and Lindberg, 1930 -- valid
  Bathymaster leurolepis McPhail, 1965 -- valid -- smallmouth ronquil
  Bathymaster signatus Cope, 1873 -- valid -- searcher
  Bathymicrops Hjort and Koefoed in Murray and Hjort, 1912 -- valid
  Bathymicrops regis Hjort and Koefoed in Murray and Hjort, 1912 -- valid
  Bathymyrus Alcock, 1889 -- valid
  Bathymyrus echinorhynchus Alcock, 1889 -- valid
  Bathymyrus simus Smith, 1965 -- valid
  Bathymyrus smithi Castle, 1968 -- valid
  Bathypterois Günther, 1878 -- valid
  Bathypterois bigelowi Mead, 1958 -- valid
  Bathypterois dubius Vaillant, 1888 -- valid -- spiderfish
  Bathypterois filiferus Gilchrist, 1906 -- valid
  Bathypterois insularum Alcock, 1892 -- valid
  Bathypterois longicauda Günther, 1878 -- valid
  Bathypterois oddi Sulak, 1977 -- valid
  Bathypterois parini Shcherbachev and Sulak, 1988 -- valid
  Bathypterois pectinatus Mead, 1959 -- valid
  Bathypterois perceptor Sulak, 1977 -- valid
  Bathypterois phenax Parr, 1928 -- valid -- blackfin spiderfish
  Bathypterois quadrifilis Günther, 1878 -- valid
  Bathypterois ventralis Garman, 1899 -- valid
  Bathypterois viridensis (Roule, 1916) -- valid
  Bathyraja taranetzi (Dolganov, 1985) -- invalid -- mud skate
  Bathysauropsis Regan, 1911 -- valid
  Bathysauropsis gracilis (Günther, 1878) -- valid
  Bathysaurus Günther, 1878 -- valid
  Bathysaurus mollis Günther, 1878 -- valid
  Bathysphyraenops Parr, 1933 -- valid
  Bathysphyraenops declivifrons Fedoryako, 1976 -- valid
  Bathysphyraenops simplex Parr, 1933 -- valid
  Bathystethus Gill, 1893 -- valid
  Bathystethus cultratus (Bloch and Schneider, 1801) -- valid
  Bathystethus orientale Regan, 1913 -- valid
  Bathytyphlops Nybelin, 1957 -- valid
  Bathytyphlops marionae Mead, 1958 -- valid
  Bathytyphlops sewelli (Norman, 1939) -- valid
  Bathyuroconger Fowler, 1934 -- valid
  Bathyuroconger parvibranchialis (Fowler, 1934) -- valid
  Bathyuroconger vicinus (Vaillant, 1888) -- valid -- large-toothed conger
  Bedotia Regan, 1903 -- valid
  Bedotia geayi Pellegrin, 1907 -- valid -- madagascar rainbow fish
  Bedotia longianalis Pellegrin, 1914 -- valid
  Bedotia madagascariensis Regan, 1903 -- valid
  Bedotia marojejy Stiassny and Harrison, 2000 -- valid
  Bedotia masoala Sparks, 2001 -- valid
  Bedotia tricolor Pellegrin, 1932 -- valid
  Bedula Gray, 1835 -- invalid
  Bedula hamiltonii Gray, 1835 -- invalid
  Beliops Hardy, 1985 -- valid
  Beliops batanensis Smith-Vaniz and Johnson, 1990 -- valid
  Beliops xanthokrossos Hardy, 1985 -- valid
  Bellapiscis Hardy, 1987 -- valid
  Bellapiscis lesleyae Hardy, 1987 -- valid
  Bellapiscis medius (Günther, 1861) -- valid
  Belobranchus Bleeker, 1857 -- valid
  Belobranchus belobanchus (Valenciennes in Cuvier and Valenciennes, 1837) -- valid
  Belone Cuvier, 1816 -- valid
  Belone belone (Linnaeus, 1761) -- valid -- garfish, garfish
  Belone belone acus Risso, 1827 -- valid
  Belone belone belone (Linnaeus, 1761) -- valid
  Belone belone euxini Günther, 1866 -- valid
  Belone cancila (Hamilton, 1822) -- invalid
  Belone hians Valenciennes in Cuvier and Valenciennes, 1846 -- invalid
  Belone platyura Bennett, 1832 -- invalid
  Belone svetovidovi Collette and Parin, 1970 -- valid
  Belonepterygion McCulloch, 1915 -- valid
  Belonepterygion fasciolatum (Ogilby, 1889) -- valid
  Belonesox Kner, 1860 -- valid -- pike killifishes
  Belonesox belizanus Kner, 1860 -- valid -- pike killifish, piketop minnow, picudito
  Belonion Collette, 1966 -- valid
  Belonion apodion Collette, 1966 -- valid
  Belonion dibranchodon Collette, 1966 -- valid
  Belonoperca Fowler and Bean, 1930 -- valid
  Belonoperca chabanaudi Fowler and Bean, 1930 -- valid
  Belonoperca pylei Baldwin and Smith, 1998 -- valid
  Belonophago Giltay, 1929 -- valid
  Belonophago hutsebouti Giltay, 1929 -- valid
  Belonophago tinanti Poll, 1939 -- valid
  Belontia Myers, 1923 -- valid
  Belontia hasselti (Cuvier in Cuvier and Valenciennes, 1831) -- valid
  Belontia signata (Günther, 1861) -- valid -- combtail, combtail paradisefish
  Bembrops Steindachner, 1876 -- valid
  Bembrops anatirostris Ginsburg, 1955 -- valid -- duckbill flathead, longnose duckbill, pico de pato
  Bembrops cadenati Das and Nelson, 1996 -- valid
  Bembrops caudimacula Steindachner, 1876 -- valid -- opal fish
  Bembrops curvatura Okada and Suzuki, 1952 -- valid
  Bembrops filifera Gilbert, 1905 -- valid
  Bembrops filodorsalia Okada and Suzuki, 1952 -- valid
  Bembrops gobioides (Goode, 1880) -- valid -- goby flathead, goby duckbill, pico de pala
  Bembrops greyae Poll, 1959 -- invalid
  Bembrops greyi Poll, 1959 -- valid
  Bembrops heterurus (Miranda Ribeiro, 1903) -- valid
  Bembrops macromma Ginsburg, 1955 -- valid
  Bembrops magnisquamis Ginsburg, 1955 -- valid
  Bembrops morelandi Nelson, 1978 -- valid
  Bembrops nelsoni Thompson and Suttkus, 2002 -- valid
  Bembrops nematopterus Norman, 1939 -- valid
  Bembrops ocellatus Thompson and Suttkus, 1998 -- valid
  Bembrops platyrhynchus (Alcock, 1894) -- valid
  Bembrops quadrisella Thompson and Suttkus, 1998 -- valid
  Bembrops raneyi Thompson and Suttkus, 1998 -- valid
  Benitochromis Lamboj, 2001 -- valid
  Benitochromis batesii (Boulenger, 1901) -- valid
  Benitochromis conjunctus Lamboj, 2001 -- valid
  Benitochromis finleyi (Trewavas, 1974) -- valid
  Benitochromis nigrodorsalis Lamboj, 2001 -- valid
  Benitochromis riomuniensis (Thys van den Audenaerde in Linke and Staeck, 1981) -- valid
  Benitochromis ufermanni Lamboj, 2001 -- valid
  Benthalbella Zugmayer, 1911 -- valid
  Benthalbella dentata (Chapman, 1939) -- valid -- northern pearleye, perlado norteño
  Benthalbella elongata (Norman, 1937) -- valid
  Benthalbella linguidens (Mead and Böhlke, 1953) -- valid -- longfin pearleye
  Benthalbella macropinna Bussing and Bussing, 1966 -- valid
  Benthenchelys Fowler, 1934 -- valid
  Benthenchelys cartieri Fowler, 1934 -- valid
  Benthenchelys indicus Castle, 1972 -- valid
  Benthenchelys pacificus Castle, 1972 -- valid
  Benthochromis Poll, 1986 -- valid
  Benthochromis melanoides (Poll, 1984) -- valid
  Benthochromis tricoti (Poll, 1948) -- valid
  Benthophiloides Beling and Iljin, 1927 -- valid
  Benthophiloides brauneri Beling and Iljin, 1927 -- valid
  Benthophilus Eichwald, 1831 -- valid
  Benthophilus baeri Kessler, 1877 -- valid
  Benthophilus casachicus Ragimov, 1978 -- valid
  Benthophilus ctenolepidus Kessler, 1877 -- valid
  Benthophilus granulosus Kessler, 1877 -- valid
  Benthophilus grimmi Kessler, 1877 -- valid
  Benthophilus kessleri Berg, 1927 -- valid
  Benthophilus leptocephalus Kessler, 1877 -- valid
  Benthophilus leptorhynchus Kessler, 1877 -- valid
  Benthophilus macrocephalus (Pallas, 1787) -- valid
  Benthophilus magistri Iljin, 1927 -- valid
  Benthophilus mahmudbejovi Ragimov, 1976 -- valid
  Benthophilus spinosus Kessler, 1877 -- valid
  Benthophilus stellatus (Sauvage, 1874) -- valid
  Benthophilus svetovidovi Pinchuk and Rahimov, 1979 -- valid
  Benthosema fibulatum (Gilbert and Cramer, 1897) -- valid
  Betta Bleeker, 1850 -- valid -- fighting fishes, bettas
  Betta akarensis Regan, 1910 -- valid
  Betta albimarginata Kottelat and Ng, 1994 -- valid
  Betta anabatoides Bleeker, 1851 -- valid
  Betta balunga Herre, 1940 -- valid
  Betta bellica Sauvage, 1884 -- valid -- slim fighting fish
  Betta brederi Myers, 1935 -- invalid -- Sumatra fighting fish, Java betta
  Betta breviobesus Tan and Kottelat, 1998 -- valid
  Betta brownorum Witte and Schmidt, 1992 -- valid
  Betta burdigala Kottelat and Ng, 1994 -- valid
  Betta channoides Kottelat and Ng, 1994 -- valid
  Betta chini Ng, 1993 -- valid
  Betta chloropharynx Kottelat and Ng, 1994 -- valid
  Betta coccina Vierke, 1979 -- valid
  Betta dimidiata Roberts, 1989 -- valid
  Betta edithae Vierke, 1984 -- valid
  Betta enisae Kottelat, 1995 -- valid
  Betta falx Tan and Kottelat, 1998 -- valid
  Betta fasciata Regan, 1910 -- invalid -- striped fighting fish
  Betta foerschi Vierke, 1979 -- valid
  Betta fusca Regan, 1910 -- valid
  Betta hipposideros Ng and Kottelat, 1994 -- valid
  Betta imbellis Ladiges, 1975 -- valid
  Betta livida Ng and Kottelat, 1992 -- valid
  Betta macrostoma Regan, 1910 -- valid
  Betta miniopinna Tan and Tan, 1994 -- valid
  Betta ocellata de Beaufort, 1933 -- valid
  Betta patoti Weber and de Beaufort, 1922 -- valid
  Betta persephone Schaller, 1986 -- valid
  Betta pi Tan, 1998 -- valid
  Betta picta (Valenciennes in Cuvier and Valenciennes, 1846) -- valid -- java fighting fish
  Betta pinguis Tan and Kottelat, 1998 -- valid
  Betta prima Kottelat, 1994 -- valid
  Betta pugnax (Cantor, 1849) -- valid -- penang mouth-brooding fighting fish
  Betta pulchra Tan and Tan, 1996 -- valid
  Betta renata Tan, 1998 -- valid
  Betta rubra Perugia, 1893 -- valid
  Betta rutilans Witte and Kottelat in Kottelat, 1991 -- valid
  Betta schalleri Kottelat and Ng, 1994 -- valid
  Betta simorum Tan and Ng, 1996 -- valid
  Betta simplex Kottelat, 1994 -- valid
  Betta smaragdina Ladiges, 1972 -- valid
  Betta spilotogena Ng and Kottelat, 1994 -- valid
  Betta splendens Regan, 1910 -- valid -- siamese fighting fish
  Betta strohi Schaller and Kottelat, 1989 -- valid
  Betta taeniata Regan, 1910 -- valid -- borneo fighting fish
  Betta tomi Ng and Kottelat, 1994 -- valid
  Betta tussyae Schaller, 1985 -- valid
  Betta unimaculatus (Popta, 1905) -- valid
  Betta waseri Krummenacher, 1986 -- valid
  Bhanotia Hora, 1926 -- valid
  Bhanotia fasciolata (Duméril, 1870) -- valid
  Bhanotia nuda Dawson, 1978 -- valid
  Bhanotia pauciradiata Allen and Kuiter, 1995 -- valid
  Bilabria Schmidt, 1936 -- valid
  Bilabria ornata (Soldatov, 1922) -- valid
  Binghamichthys aphos Bussing, 1965 -- invalid
  Biotodoma Eigenmann and Kennedy, 1903 -- valid
  Biotodoma cupido (Heckel, 1840) -- valid
  Biotodoma trifasciatum Eigenmann and Kennedy, 1903 -- invalid
  Biotodoma wavrini (Gosse, 1963) -- valid
  Biotoecus Eigenmann and Kennedy, 1903 -- valid
  Biotoecus dicentrarchus Kullander, 1989 -- valid
  Biotoecus opercularis (Steindachner, 1875) -- valid
  Bivibranchia Eigenmann, 1912 -- valid
  Bivibranchia bimaculata Vari, 1985 -- valid
  Bivibranchia fowleri (Steindachner, 1908) -- valid
  Bivibranchia notata Vari and Goulding, 1985 -- valid
  Bivibranchia simulata Géry, Planquette and Le Bail, 1991 -- valid
  Bivibranchia velox (Eigenmann and Myers, 1927) -- valid
  Blachea Karrer and Smith, 1980 -- valid
  Blachea xenobranchialis Karrer and Smith, 1980 -- valid
  Bleekeria Günther, 1862 -- valid
  Bleekeria gilli Bean, 1895 -- invalid
  Bleekeria kallolepis Günther, 1862 -- valid
  Bleekeria mitsukurii Jordan and Evermann, 1902 -- valid
  Bleekeria renniei Smith, 1957 -- invalid -- falsetail sandlance
  Bleekeria viridianguilla (Fowler, 1931) -- valid
  Blenniella Reid, 1943 -- valid
  Blenniella bilitonensis (Bleeker, 1858) -- valid
  Blenniella caudolineata (Günther, 1877) -- valid
  Blenniella chrysospilos (Bleeker, 1857) -- valid -- bluespotted blenny
  Blenniella cyanostigma (Bleeker, 1849) -- valid -- striped rockskipper
  Blenniella gibbifrons (Quoy and Gaimard, 1824) -- valid
  Blenniella interrupta (Bleeker, 1857) -- valid
  Blenniella leopardus (Fowler, 1904) -- valid
  Blenniella paula (Bryan and Herre, 1903) -- valid
  Blenniella periophthalmus (Valenciennes in Cuvier and Valenciennes, 1836) -- valid -- bullethead rockskipper, eyespot blenny
  Blennioclinus Gill, 1860 -- valid
  Blennioclinus brachycephalus (Valenciennes in Cuvier and Valenciennes, 1836) -- valid -- lace klipfish, lace klipfish
  Blennioclinus stella Smith, 1946 -- valid -- silverbubble klipfish, silverbubble klipfish
  Blennioidei -- valid -- blennies, blennidés
  Blennius Linnaeus, 1758 -- valid -- blennies, blennies
  Blennius adriaticus Steindachner and Kolombatovic, 1883 -- invalid
  Blennius alpestris Blanchard, 1866 -- invalid
  Blennius anticolus Bonaparte, 1840 -- invalid
  Blennius basiliscus Valenciennes in Cuvier and Valenciennes, 1836 -- invalid -- zebra blenny
  Blennius bufo (Lowe, 1843) -- invalid
  Blennius canevae Vinciguerra, 1880 -- invalid -- caneva's blenny, Caneva's blenny
  Blennius cornutus Linnaeus, 1758 -- invalid -- horned blenny, horned blenny
  Blennius cristatus Linnaeus, 1758 -- invalid -- molly miller
  Blennius dalmatinus Steindachner and Kolombatovic, 1883 -- invalid
  Blennius fascigula Barnard, 1927 -- invalid -- ringnecked blenny, ringnecked blenny
  Blennius fluviatilis Asso, 1801 -- invalid -- freshwater blenny
  Blennius foxi Fowler, 1914 -- invalid
  Blennius frater Bloch and Schneider, 1801 -- invalid
  Blennius gattorugine Linnaeus, 1758 -- invalid -- tompot blenny, tompot blenny
  Blennius hentz Lesueur, 1825 -- invalid
  Blennius incognitus Bath, 1968 -- invalid
  Blennius laticlavius Griffin, 1926 -- invalid -- crested blenny, crested blenny
  Blennius lodosus Smith, 1959 -- invalid -- mud blenny, mud blenny
  Blennius lupulus Bonaparte, 1840 -- invalid
  Blennius maoricus Kner, 1864 -- valid
  Blennius marmoreus Poey, 1876 -- invalid -- seaweed blenny
  Blennius nicholsi Tavolga, 1954 -- invalid -- highfin blenny
  Blennius nigriceps Vinciguerra, 1883 -- invalid -- blackheaded blenny
  Blennius nigriceps cypriacus Bath, 1972 -- invalid
  Blennius nigriceps nigriceps Vinciguerra, 1883 -- invalid
  Blennius nigriceps portmahonis Castaños, 1933 -- invalid
  Blennius normani Poll, 1949 -- valid
  Blennius ocellaris Linnaeus, 1758 -- valid -- butterfly blenny, butterfly blenny
  Blennius parvicornis Valenciennes in Cuvier and Valenciennes, 1836 -- invalid
  Blennius pavo Risso, 1810 -- invalid -- peacock blenny, peacock blenny
  Blennius pholis Linnaeus, 1758 -- invalid -- shanny, smooth blenny, shanny
  Blennius pilicornis Cuvier, 1829 -- invalid -- fringe blenny, fringe blenny
  Blennius rouxi Cocco, 1833 -- invalid -- longstriped blenny, striped blenny, striped blenny
  Blennius sanguinolentus Pallas, 1814 -- invalid -- redspeckled blenny, redspeckled blenny
  Blennius smyrnensis (Valenciennes in Cuvier and Valenciennes, 1836) -- invalid
  Blennius sphynx Valenciennes in Cuvier and Valenciennes, 1836 -- invalid -- hen-like blenny, hen-like blenny
  Blennius tentacularis Brünnich, 1768 -- invalid -- fringehead blenny, horned blenny, horned blenny, fringehead blenny
  Blennius trigloides Valenciennes in Cuvier and Valenciennes, 1836 -- invalid
  Blennius vandervekeni Poll, 1959 -- invalid
  Blennius velifer Norman, 1935 -- invalid -- sail blenny, sail blenny
  Blennius zvonimiri Kolombatovic, 1892 -- invalid -- zoanimir's blenny
  Blennodesmus Günther, 1872 -- valid
  Blennodesmus scapularis Günther, 1872 -- valid -- eel blenny, eel blenny
  Blennodon Hardy, 1987 -- valid
  Blennodon dorsale (Clarke, 1879) -- valid
  Blennophis Swainson, 1839 -- valid
  Blennophis anguillaris (Valenciennes in Cuvier and Valenciennes, 1836) -- valid
  Blennophis striatus (Gilchrist and Thompson, 1908) -- valid
  Bodianus Bloch, 1790 -- valid -- hogfishes
  Bodianus anthioides (Bennett, 1832) -- valid -- bronzehead hogfish
  Bodianus axillaris (Bennett, 1832) -- valid -- turncoat hogfish
  Bodianus bimaculatus Allen, 1973 -- valid
  Bodianus cylindriatus (Tanaka, 1930) -- valid
  Bodianus diplotaenia (Gill, 1862) -- valid -- Pacific hogfish, Mexican hogfish, vieja mexicana
  Bodianus eclancheri (Valenciennes, 1846) -- valid
  Bodianus flavifrons Gomon, 2001 -- valid
  Bodianus flavipinnis Gomon, 2001 -- valid
  Bodianus frenchii (Klunzinger, 1880) -- valid
  Bodianus insularis Gomon and Lubbock, 1980 -- valid
  Bodianus izuensis Araga and Yoshino in Masuda, Araga and Yoshino, 1975 -- valid
  Bodianus jaguar Lacépède, 1802 -- valid
  Bodianus leucosticticus (Bennett, 1832) -- valid
  Bodianus loxozonus (Snyder, 1908) -- valid
  Bodianus macrognathos (Morris, 1974) -- valid
  Bodianus masudai Araga and Yoshino in Masuda, Araga and Yoshino, 1975 -- valid
  Bodianus mesothorax (Bloch and Schneider, 1801) -- valid -- eclipse pigfish
  Bodianus neilli (Day, 1867) -- valid
  Bodianus opercularis (Guichenot, 1847) -- valid
  Bodianus oxycephalus (Bleeker, 1862) -- valid -- blackspot pigfish
  Bodianus perditio (Quoy and Gaimard, 1834) -- valid -- goldenspot pigfish
  Bodianus prognathus Lobel, 1981 -- valid
  Bodianus pulchellus (Poey, 1860) -- valid -- spotfin hogfish, pez perro de cola amarilla, vieja lomo negro
  Bodianus rufus (Linnaeus, 1758) -- valid -- Spanish hogfish, pez perro español, vieja española
  Bodianus sanguineus (Jordan and Evermann, 1903) -- valid
  Bodianus scrofa (Valenciennes in Cuvier and Valenciennes, 1839) -- valid
  Bodianus speciosus (Bowdich, 1825) -- valid
  Bodianus tanyokidus Gomon and Madden, 1981 -- valid
  Bodianus thoracotaeniatus Yamamoto in Okamura et al., 1982 -- valid
  Bodianus trilineatus (Fowler, 1934) -- valid -- threeline hogfish
  Bodianus unimaculatus (Günther, 1862) -- valid
  Bodianus vulpinus (Richardson, 1850) -- valid
  Boehlkea Géry, 1966 -- valid
  Boehlkea fredcochui Géry, 1966 -- valid
  Boehlkenchelys Tighe, 1992 -- valid
  Boehlkenchelys longidentata Tighe, 1992 -- valid
  Boesemania Trewavas, 1977 -- valid
  Boesemania microlepis (Bleeker, 1858) -- valid
  Bolbometopon Smith, 1956 -- valid
  Bolbometopon muricatum (Valenciennes in Cuvier and Valenciennes, 1840) -- valid -- humphead parrotfish
  Boleophthalmus Valenciennes in Cuvier and Valenciennes, 1837 -- valid
  Boleophthalmus birdsongi Murdy, 1989 -- valid
  Boleophthalmus boddarti (Pallas, 1770) -- valid
  Boleophthalmus caeruleomaculatus McCulloch and Waite, 1918 -- valid
  Boleophthalmus dussumieri Valenciennes in Cuvier and Valenciennes, 1837 -- valid
  Boleophthalmus pectinirostris (Linnaeus, 1758) -- valid
  Boleophthalmus sculptus Günther, 1861 -- valid
  Bollmannia Jordan in Jordan and Bollman, 1890 -- valid
  Bollmannia boqueronensis Evermann and Marsh, 1899 -- valid -- white-eye goby
  Bollmannia chlamydes Jordan in Jordan and Bollman, 1890 -- valid
  Bollmannia communis Ginsburg, 1942 -- valid -- ragged goby, gobio andrajoso
  Bollmannia eigenmanni (Garman, 1896) -- valid -- shelf goby
  Bollmannia gomezi Acero P., 1981 -- valid
  Bollmannia jeannae Fowler, 1941 -- valid
  Bollmannia litura Ginsburg, 1935 -- valid
  Bollmannia longipinnis Ginsburg, 1939 -- valid
  Bollmannia macropoma Gilbert, 1892 -- valid -- frailscale goby, gobio pedernal
  Bollmannia marginalis Ginsburg, 1939 -- valid -- apostrophe goby, gobio sellado
  Bollmannia ocellata Gilbert, 1892 -- valid -- gobio penacho, pennant goby
  Bollmannia pawneea Ginsburg, 1939 -- valid
  Bollmannia stigmatura Gilbert, 1892 -- valid -- gobio colimanchado, tailspot goby
  Bollmannia umbrosa Ginsburg, 1939 -- valid -- dusky goby, gobio prieto
  Boops Cuvier, 1814 -- valid
  Boops boops (Linnaeus, 1758) -- valid
  Boops lineatus (Boulenger, 1892) -- valid
  Boopsoidea Castelnau, 1861 -- valid
  Boopsoidea inornata Castelnau, 1861 -- valid
  Borodinula Whitley, 1931 -- invalid
  Borodinula infans (Günther, 1878) -- invalid -- snipe eel
  Bostockia Castelnau, 1873 -- valid
  Bostockia porosa Castelnau, 1873 -- valid -- nightfish
  Bostrychus Lacepède, 1801 -- valid
  Bostrychus africanus (Steindachner, 1879) -- valid
  Bostrychus aruensis Weber, 1911 -- valid
  Bostrychus sinensis Lacepède, 1801 -- valid
  Bostrychus strigogenys Nichols, 1937 -- valid
  Bostrychus zonatus Weber, 1907 -- valid
  Bothrocara Bean, 1890 -- valid
  Bothrocara brunneum (Bean, 1890) -- valid -- twoline eelpout, viruela dos rayas
  Bothrocara elongatum (Garman, 1899) -- valid
  Bothrocara hollandi (Jordan and Hubbs, 1925) -- valid
  Bothrocara molle Bean, 1890 -- valid -- pighead eelpout, shortsnout eelpout, soft eelpout, pighead eelpout, shortsnout eelpout, soft eelpout
  Bothrocara pusillum (Bean, 1890) -- valid -- Alaska eelpout
  Bothrocara soldatovi (Schmidt, 1950) -- valid
  Bothrocarina Suvorov, 1935 -- valid
  Bothrocarina microcephala (Schmidt, 1938) -- valid
  Bothrocarina nigrocaudata Suvorov, 1935 -- valid
  Boulengerella Eigenmann, 1903 -- valid -- pike characids, pike characids
  Boulengerella cuvieri (Spix and Agassiz, 1829) -- valid
  Boulengerella lateristriga (Boulenger, 1895) -- valid
  Boulengerella lucius (Cuvier, 1816) -- valid
  Boulengerella maculata (Valenciennes in Cuvier and Valenciennes, 1850) -- valid
  Boulengerella xyrekes Vari, 1995 -- valid
  Boulengerochromis Pellegrin, 1904 -- valid
  Boulengerochromis microlepis (Boulenger, 1899) -- valid
  Boulengeromyrus Taverne and Géry, 1968 -- valid
  Boulengeromyrus knoepffleri Taverne and Géry, 1968 -- valid
  Bovichtus Valenciennes in Cuvier and Valenciennes, 1832 -- valid
  Bovichtus angustifrons Regan, 1913 -- valid
  Bovichtus argentinus MacDonagh, 1931 -- valid
  Bovichtus chilensis Regan, 1913 -- valid
  Bovichtus diacanthus (Carmichael, 1819) -- valid
  Bovichtus oculus Hardy, 1989 -- valid
  Bovichtus psychrolutes Günther, 1860 -- valid
  Bovichtus variegatus Richardson, 1846 -- valid -- thornfish
  Bovichtus veneris Sauvage, 1879 -- valid
  Box vulgaris Valenciennes in Cuvier and Valenciennes, 1830 -- invalid
  Brachyamblyopus Bleeker, 1874 -- valid
  Brachyamblyopus brachysoma (Bleeker, 1853) -- valid
  Brachychalcinus Boulenger, 1892 -- valid
  Brachychalcinus copei (Steindachner, 1882) -- valid
  Brachychalcinus nummus Böhlke, 1958 -- valid
  Brachychalcinus orbicularis (Valenciennes in Cuvier and Valenciennes, 1850) -- valid
  Brachychalcinus parnaibae Reis, 1989 -- valid
  Brachychalcinus retrospina Boulenger, 1892 -- valid
  Brachygobius Bleeker, 1874 -- valid -- bumblebee gobies, bumblebee gobies
  Brachygobius aggregatus Herre, 1940 -- valid -- goldenbanded goby, goldenbanded goby
  Brachygobius doriae (Günther, 1868) -- valid
  Brachygobius kabiliensis Inger, 1958 -- valid
  Brachygobius mekongensis Larson and Vidthayanon, 2000 -- valid
  Brachygobius nunus (Hamilton, 1822) -- valid -- golden-banded goby, golden-banded goby
  Brachygobius sabanus Inger, 1958 -- valid
  Brachygobius xanthomelas Herre in Herre and Myers, 1937 -- valid
  Brachygobius xanthozona (Bleeker, 1849) -- invalid -- bumblebee fish, bumblebee fish
  Brachygobius xanthozonus (Bleeker, 1849) -- valid
  Brachyhypopomus Mago-Leccia, 1994 -- valid
  Brachyhypopomus beebei (Schultz, 1944) -- valid
  Brachyhypopomus brevirostris (Steindachner, 1868) -- valid
  Brachyhypopomus diazi (Fernández-Yépez, 1972) -- valid
  Brachyhypopomus elegans (Steindachner, 1880) -- invalid
  Brachyhypopomus janeiroensis (Costa and Campos-da-Paz, 1992) -- valid
  Brachyhypopomus jureiae Triques and Khamis, 2003 -- valid
  Brachyhypopomus occidentalis (Regan, 1914) -- valid
  Brachyhypopomus pinnicaudatus (Hopkins, 1991) -- valid
  Brachyistius Gill, 1862 -- valid
  Brachyistius frenatus Gill, 1862 -- valid -- kelp perch, mojarra sargacera
  Brachynectes Scott, 1957 -- valid
  Brachynectes fasciatus Scott, 1957 -- valid
  Brachypetersius Hoedeman, 1956 -- valid
  Brachypetersius cadwaladeri (Fowler, 1930) -- valid
  Brachypetersius huloti (Poll, 1954) -- valid
  Brachypetersius notospilus (Pellegrin, 1930) -- valid
  Brachypetersius pseudonummifer Poll, 1967 -- valid
  Brachyramphichthys elegans (Steindachner, 1880) -- invalid
  Brachyrhaphis Regan, 1913 -- valid
  Brachyrhaphis cascajalensis (Meek and Hildebrand, 1913) -- valid
  Brachyrhaphis episcopi (Steindachner, 1878) -- valid -- Bischofskarpfling, Colonkarpfling
  Brachyrhaphis hartwegi Rosen and Bailey, 1963 -- valid -- guayacón de Soconusco, Soconusco gambusia
  Brachyrhaphis hessfeldi Meyer and Etzel, 2001 -- valid
  Brachyrhaphis holdridgei Bussing, 1967 -- valid
  Brachyrhaphis parismina (Meek, 1912) -- valid
  Brachyrhaphis punctifer (Hubbs, 1926) -- valid
  Brachyrhaphis rhabdophora (Regan, 1908) -- valid
  Brachyrhaphis roseni Bussing, 1988 -- valid
  Brachyrhaphis roswithae Meyer and Etzel, 1998 -- valid
  Brachyrhaphis terrabensis (Regan, 1907) -- valid
  Brachysomophis Kaup, 1856 -- valid
  Brachysomophis atlanticus Blache and Saldanha, 1972 -- valid
  Brachysomophis cirrocheilos (Bleeker, 1857) -- valid
  Brachysomophis crocodilinus (Bennett, 1833) -- valid
  Brachysomophis henshawi Jordan and Snyder, 1904 -- valid
  Brachysomophis longipinnis McCosker and Randall, 2001 -- valid
  Brachysomophis porphyreus (Temminck and Schlegel, 1846) -- valid
  Brachysomophis sauropsis Schultz, 1943 -- invalid
  Brachysomophis umbonis McCosker and Randall, 2001 -- valid
  Brama Bloch and Schneider, 1801 -- valid -- pomfrets
  Brama australis Valenciennes, 1837 -- valid
  Brama brama (Bonnaterre, 1788) -- valid -- Atlantic pomfret, brama
  Brama caribbea Mead, 1972 -- valid -- Caribbean pomfret, tristón del Caribe
  Brama dussumieri Cuvier in Cuvier and Valenciennes, 1831 -- valid -- lowfin pomfret
  Brama japonica Hilgendorf, 1878 -- valid -- Pacific pomfret, tristón del Pacífico
  Brama myersi Mead, 1972 -- valid
  Brama orcini Cuvier in Cuvier and Valenciennes, 1831 -- valid -- bigtooth pomfret, tropical pomfret
  Brama pauciradiata Moteki, Fujita and Last, 1995 -- valid
  Bramocharax Gill in Gill and Bransford, 1877 -- valid
  Bramocharax baileyi Rosen, 1972 -- valid
  Bramocharax bransfordii Gill in Gill and Bransford, 1877 -- valid
  Bramocharax caballeroi Contreras-Balderas and Rivera-Teillery, 1985 -- valid -- Catemaco characin, pepesca de Catemaco
  Bramocharax dorioni Rosen, 1970 -- valid
  Branchiopsaron McKay, 1971 -- invalid
  Branchiostegus Rafinesque, 1815 -- valid
  Branchiostegus albus Dooley, 1978 -- valid
  Branchiostegus argentatus (Cuvier in Cuvier and Valenciennes, 1830) -- valid
  Branchiostegus auratus (Kishinouye, 1907) -- valid
  Branchiostegus australiensis Dooley and Kailola, 1988 -- valid
  Branchiostegus doliatus (Cuvier in Cuvier and Valenciennes, 1830) -- valid
  Branchiostegus gloerfelti Dooley and Kailola, 1988 -- valid
  Branchiostegus hedlandensis Dooley and Kailola, 1988 -- valid
  Branchiostegus ilocanus Herre, 1928 -- valid
  Branchiostegus japonicus (Houttuyn, 1782) -- valid
  Branchiostegus paxtoni Dooley and Kailola, 1988 -- valid
  Branchiostegus sawakinensis Amirthalingam, 1969 -- valid
  Branchiostegus semifasciatus (Norman, 1931) -- valid
  Branchiostegus serratus Dooley and Paxton, 1975 -- valid
  Branchiostegus vittatus Herre, 1926 -- valid
  Branchiostegus wardi Whitley, 1932 -- valid
  Brephostoma Alcock, 1889 -- valid
  Brephostoma carpenteri Alcock, 1889 -- valid
  Brienomyrus Taverne, 1971 -- valid
  Brienomyrus adustus (Fowler, 1936) -- valid
  Brienomyrus brachyistius (Gill, 1862) -- valid
  Brienomyrus curvifrons Taverne, Thys van den Audenaerde, Heymer and Géry, 1977 -- valid
  Brienomyrus hopkinsi Taverne and Thys van den Audenaerde, 1985 -- valid
  Brienomyrus kingsleyae (Günther, 1896) -- valid
  Brienomyrus longianalis (Boulenger, 1901) -- valid
  Brienomyrus longicaudatus Taverne, Thys van den Audenaerde, Heymer and Géry, 1977 -- valid
  Brienomyrus niger (Günther, 1866) -- valid
  Brienomyrus sphekodes (Sauvage, 1879) -- valid
  Brienomyrus tavernei Poll, 1972 -- valid
  Brinkmannella Parr, 1933 -- valid
  Brinkmannella elongata Parr, 1933 -- valid
  Brittanichthys Géry, 1965 -- valid
  Brittanichthys axelrodi Géry, 1965 -- valid
  Brittanichthys myersi Géry, 1965 -- valid
  Bryaninops Smith, 1959 -- valid
  Bryaninops amplus Larson, 1985 -- valid
  Bryaninops dianneae Larson, 1985 -- valid
  Bryaninops erythrops (Jordan and Seale, 1906) -- valid
  Bryaninops isis Larson, 1985 -- valid
  Bryaninops loki Larson, 1985 -- valid
  Bryaninops natans Larson, 1985 -- valid
  Bryaninops nexus Larson, 1987 -- valid
  Bryaninops ridens Smith, 1959 -- valid
  Bryaninops tigris Larson, 1985 -- valid
  Bryaninops yongei (Davis and Cohen, 1969) -- valid
  Brycinus Valenciennes in Cuvier and Valenciennes, 1850 -- valid
  Brycinus abeli (Fowler, 1936) -- valid
  Brycinus brevis (Boulenger, 1903) -- valid
  Brycinus carolinae (Paugy and Lévêque, 1981) -- valid
  Brycinus derhami Géry and Mahnert, 1977 -- valid
  Brycinus fwaensis Géry, 1995 -- valid
  Brycinus imberi (Peters, 1852) -- valid
  Brycinus intermedius (Boulenger, 1903) -- valid
  Brycinus kingsleyae (Günther, 1896) -- valid
  Brycinus lateralis (Boulenger, 1900) -- valid
  Brycinus leuciscus (Günther, 1867) -- valid
  Brycinus longipinnis (Günther, 1864) -- valid -- long-finned characin, long-finned characin
  Brycinus luteus (Roman, 1966) -- valid
  Brycinus macrolepidotus Valenciennes in Cuvier and Valenciennes, 1850 -- valid
  Brycinus nigricauda (Thys van den Audenaerde, 1974) -- valid
  Brycinus nurse (Rüppell, 1832) -- valid
  Brycinus opisthotaenia (Boulenger, 1903) -- valid
  Brycinus poptae (Pellegrin, 1906) -- valid
  Brycinus sadleri (Boulenger, 1906) -- valid
  Brycon Müller and Troschel, 1844 -- valid
  Brycon alburnus (Günther, 1860) -- valid
  Brycon amazonicus (Spix and Agassiz, 1829) -- valid
  Brycon argenteus Meek and Hildebrand, 1913 -- valid
  Brycon atrocaudatus (Kner, 1863) -- valid
  Brycon behreae Hildebrand, 1938 -- valid
  Brycon bicolor Pellegrin, 1909 -- valid
  Brycon brevicauda Günther, 1864 -- valid
  Brycon cephalus (Günther, 1869) -- valid
  Brycon chagrensis (Kner, 1863) -- valid
  Brycon coquenani Steindachner, 1915 -- valid
  Brycon coxeyi Fowler, 1943 -- valid
  Brycon dentex Günther, 1860 -- valid
  Brycon devillei (Castelnau, 1855) -- valid
  Brycon falcatus Müller and Troschel, 1844 -- valid -- nipon
  Brycon ferox Steindachner, 1877 -- valid
  Brycon fowleri Dahl, 1955 -- valid
  Brycon guatemalensis Regan, 1908 -- valid -- macabi tetra, sardinita macabí
  Brycon henni Eigenmann, 1913 -- valid
  Brycon hilarii (Valenciennes in Cuvier and Valenciennes, 1850) -- valid
  Brycon insignis Steindachner, 1877 -- valid
  Brycon labiatus Steindachner, 1879 -- valid
  Brycon medemi Dahl, 1960 -- valid
  Brycon meeki Eigenmann and Hildebrand in Eigenmann, 1918 -- valid
  Brycon melanopterus (Cope, 1872) -- valid
  Brycon moorei Steindachner, 1878 -- valid
  Brycon nattereri Günther, 1864 -- valid
  Brycon obscurus Hildebrand, 1938 -- valid
  Brycon oligolepis Regan, 1913 -- valid
  Brycon opalinus (Cuvier, 1819) -- valid
  Brycon orbignyanus (Valenciennes in Cuvier and Valenciennes, 1850) -- valid
  Brycon orthotaenia Günther, 1864 -- valid
  Brycon pesu Müller and Troschel, 1845 -- valid
  Brycon petrosus Meek and Hildebrand, 1913 -- valid
  Brycon polylepis Mosco Morales, 1988 -- valid
  Brycon posadae Fowler, 1945 -- valid
  Brycon rubricauda Steindachner, 1879 -- valid
  Brycon schomburgkii Müller and Troschel, 1844 -- invalid
  Brycon sinuensis Dahl, 1955 -- valid
  Brycon stolzmanni Steindachner, 1879 -- valid
  Brycon striatulus (Kner, 1863) -- valid
  Brycon unicolor Mosco Morales, 1988 -- valid
  Brycon vermelha Lima and Castro, 2000 -- valid
  Brycon whitei Myers and Weitzman, 1960 -- valid
  Bryconacidnus Myers in Eigenmann and Myers, 1929 -- valid
  Bryconacidnus ellisi (Pearson, 1924) -- valid
  Bryconacidnus hemigrammus (Pearson, 1924) -- valid
  Bryconacidnus paipayensis (Pearson in Eigenmann and Myers, 1929) -- valid
  Bryconaethiops Günther, 1873 -- valid
  Bryconaethiops boulengeri Pellegrin, 1900 -- valid
  Bryconaethiops macrops Boulenger, 1920 -- valid
  Bryconaethiops microstoma Günther, 1873 -- valid
  Bryconaethiops quinquesquamae Teugels and Thys van den Audenaerde, 1990 -- valid
  Bryconamericus Eigenmann in Eigenmann, McAtee and Ward, 1907 -- valid
  Bryconamericus agna Azpelicueta and Almirón, 2001 -- valid
  Bryconamericus alfredae Eigenmann, 1927 -- valid
  Bryconamericus alpha Eigenmann in Eigenmann, Henn and Wilson, 1914 -- valid
  Bryconamericus andresoi Román-Valencia, 2003 -- valid
  Bryconamericus bayano (Fink, 1976) -- valid
  Bryconamericus beta Eigenmann in Eigenmann, Henn and Wilson, 1914 -- valid
  Bryconamericus bolivianus Pearson, 1924 -- valid
  Bryconamericus brevirostris (Günther, 1860) -- valid
  Bryconamericus caucanus Eigenmann, 1913 -- valid
  Bryconamericus cismontanus Eigenmann in Eigenmann, Henn and Wilson, 1914 -- valid
  Bryconamericus cristiani Román-Valencia, 1999 -- valid
  Bryconamericus dahli Román-Valencia, 2000 -- valid
  Bryconamericus deuterodonoides Eigenmann in Eigenmann, Henn and Wilson, 1914 -- valid
  Bryconamericus diaphanus (Cope, 1878) -- valid
  Bryconamericus eigenmanni (Evermann and Kendall, 1906) -- valid
  Bryconamericus emperador (Eigenmann and Ogle, 1907) -- valid
  Bryconamericus exodon Eigenmann in Eigenmann, McAtee and Ward, 1907 -- valid
  Bryconamericus galvisi Román-Valencia, 2000 -- valid
  Bryconamericus gonzalezoi Román-Valencia, 2002 -- valid
  Bryconamericus grosvenori Eigenmann, 1927 -- valid
  Bryconamericus guaytarae Eigenmann and Henn in Eigenmann, Henn and Wilson, 1914 -- valid
  Bryconamericus guizae Román-Valencia, 2003 -- valid
  Bryconamericus huilae Román-Valencia, 2003 -- valid
  Bryconamericus hyphesson Eigenmann, 1909 -- valid
  Bryconamericus icelus Dahl in Dahl and Medem, 1964 -- valid
  Bryconamericus ichoensis Román-Valencia, 2000 -- valid
  Bryconamericus iheringii (Boulenger, 1887) -- valid
  Bryconamericus ikaa Casciotta, Almirón and Azpelicueta, 2004 -- valid
  Bryconamericus lambari Malabarba and Kindel, 1995 -- valid
  Bryconamericus lassorum Román-Valencia, 2002 -- valid
  Bryconamericus loisae Géry, 1964 -- valid
  Bryconamericus macrophthalmus Román-Valencia, 2003 -- valid
  Bryconamericus megalepis Fowler, 1941 -- valid
  Bryconamericus mennii Miquelarena, Protogino, Filiberto and López, 2002 -- valid
  Bryconamericus microcephalus (Miranda Ribeiro, 1908) -- valid
  Bryconamericus miraensis Fowler, 1945 -- valid
  Bryconamericus motatanensis Schultz, 1944 -- valid
  Bryconamericus multiradiatus Dahl, 1960 -- valid
  Bryconamericus novae Eigenmann and Henn, 1914 -- valid
  Bryconamericus orinocoense Román-Valencia, 2003 -- valid
  Bryconamericus ornaticeps Bizerril and Perez-Neto, 1995 -- valid
  Bryconamericus osgoodi Eigenmann and Allen, 1942 -- valid
  Bryconamericus pachacuti Eigenmann, 1927 -- valid
  Bryconamericus pectinatus Vari and Siebert, 1990 -- valid
  Bryconamericus peruanus (Müller and Troschel, 1845) -- valid
  Bryconamericus phoenicopterus (Cope, 1872) -- valid
  Bryconamericus plutarcoi Román-Valencia, 2001 -- valid
  Bryconamericus pyahu Azpelicueta, Casciotta and Almirón, 2003 -- valid
  Bryconamericus rubropictus (Berg, 1901) -- valid
  Bryconamericus scleroparius (Regan, 1908) -- valid
  Bryconamericus simus (Boulenger, 1898) -- valid
  Bryconamericus stramineus Eigenmann, 1908 -- valid
  Bryconamericus subtilisform Román-Valencia, 2003 -- valid
  Bryconamericus sylvicola Braga, 1998 -- valid
  Bryconamericus tenuis Bizerril and Auraujo, 1992 -- valid
  Bryconamericus ternetzi Myers, 1928 -- valid
  Bryconamericus terrabensis Meek, 1914 -- valid
  Bryconamericus thomasi Fowler, 1940 -- valid
  Bryconamericus uporas Casciotta, Azpelicueta and Almirón, 2002 -- valid
  Bryconamericus yokiae Román-Valencia, 2003 -- valid
  Bryconamericus zeteki Hildebrand, 1938 -- valid
  Bryconella Géry, 1965 -- valid
  Bryconella pallidifrons (Fowler, 1946) -- valid
  Bryconexodon Géry, 1980 -- valid
  Bryconexodon juruenae Géry, 1980 -- valid
  Bryconexodon trombetasi Jégu, dos Santos and Ferreira, 1991 -- valid
  Bryconops Kner, 1858 -- valid
  Bryconops affinis (Günther, 1864) -- valid
  Bryconops alburnoides Kner, 1858 -- valid
  Bryconops caudomaculatus (Günther, 1864) -- valid
  Bryconops colanegra Chernoff and Machado-Allison, 1999 -- valid
  Bryconops colaroja Chernoff and Machado-Allison, 1999 -- valid
  Bryconops cyrtogaster (Norman, 1926) -- valid
  Bryconops disruptus Machado-Allison and Chernoff, 1997 -- valid
  Bryconops durbini (Eigenmann, 1908) -- valid
  Bryconops giacopinii (Fernández-Yépez, 1950) -- valid
  Bryconops gracilis (Eigenmann, 1908) -- valid
  Bryconops humeralis Machado-Allison, Chernoff and Buckup, 1996 -- valid
  Bryconops imitator Chernoff and Machado-Allison in Chernoff, Machado-Allison, Provenzano, Willink and Petry, 2002 -- valid
  Bryconops inpai Knöppel, Junk and Géry, 1968 -- valid
  Bryconops melanurus (Bloch, 1794) -- valid
  Bryconops transitoria (Steindachner, 1915) -- valid
  Bryconops vibex Machado-Allison, Chernoff and Buckup, 1996 -- valid
  Bryozoichthys Whitley, 1931 -- valid
  Bryozoichthys lysimus (Jordan and Snyder, 1902) -- valid -- nutcracker prickleback
  Bryozoichthys marjorius McPhail, 1970 -- valid -- pearly prickleback
  Bryx Herald, 1940 -- valid
  Bryx analicarens (Duncker, 1915) -- valid
  Bryx dunckeri (Metzelaar, 1919) -- valid -- pugnose pipefish, trompetero nariz-corto, pez pipa ñato
  Bryx heraldi Fritzsche, 1980 -- valid
  Bryx randalli (Herald, 1965) -- valid -- ocellated pipefish
  Bryx veleronis Herald, 1940 -- valid -- offshore pipefish, pez pipa velero
  Buccochromis Eccles and Trewavas, 1989 -- valid
  Buccochromis atritaeniatus (Regan, 1922) -- valid
  Buccochromis heterotaenia (Trewavas, 1935) -- valid
  Buccochromis lepturus (Regan, 1922) -- valid
  Buccochromis nototaenia (Boulenger, 1902) -- valid
  Buccochromis oculatus (Trewavas, 1935) -- valid
  Buccochromis rhoadesii (Boulenger, 1908) -- valid
  Buccochromis spectabilis (Trewavas, 1935) -- valid
  Buenia Iljin, 1930 -- valid
  Buenia affinis Iljin, 1930 -- valid
  Buenia jeffreysi (Günther, 1867) -- invalid -- Jeffrey's goby
  Buenia jeffreysii (Günther, 1867) -- valid -- Jeffrey's goby
  Bujurquina Kullander, 1986 -- valid
  Bujurquina apoparuana Kullander, 1986 -- valid
  Bujurquina cordemadi Kullander, 1986 -- valid
  Bujurquina eurhinus Kullander, 1986 -- valid
  Bujurquina hophrys Kullander, 1986 -- valid
  Bujurquina huallagae Kullander, 1986 -- valid
  Bujurquina labiosa Kullander, 1986 -- valid
  Bujurquina mariae (Eigenmann, 1922) -- valid -- Mary's cichlid
  Bujurquina megalospilus Kullander, 1986 -- valid
  Bujurquina moriorum Kullander, 1986 -- valid
  Bujurquina oenolaemus Kullander, 1987 -- valid
  Bujurquina ortegai Kullander, 1986 -- valid
  Bujurquina peregrinabunda Kullander, 1986 -- valid
  Bujurquina robusta Kullander, 1986 -- valid
  Bujurquina syspilus (Cope, 1872) -- valid
  Bujurquina tambopatae Kullander, 1986 -- valid
  Bujurquina vittata (Heckel, 1840) -- valid
  Bujurquina zamorensis (Regan, 1905) -- valid
  Bulbonaricus Herald in Schultz, Herald, Lachner, Welander and Woods, 1953 -- valid
  Bulbonaricus brauni (Dawson and Allen, 1978) -- valid
  Bulbonaricus brucei Dawson, 1984 -- valid
  Bulbonaricus davaoensis (Herald in Schultz, Herald, Lachner, Welander and Woods, 1953) -- valid
  Bullisichthys Rivas, 1971 -- valid
  Bullisichthys caribbaeus Rivas, 1971 -- valid
  Bunaka Herre, 1927 -- valid
  Bunaka gyrinoides (Bleeker, 1853) -- valid
  Bunaka pinguis Herre, 1927 -- valid
  Burgessius Maugé and Bauchot, 1984 -- invalid
  Butis Bleeker, 1856 -- valid -- flathead gudgeons
  Butis amboinensis (Bleeker, 1853) -- valid -- Ambon gudgeon
  Butis butis (Hamilton, 1822) -- valid
  Butis gymnopomus (Bleeker, 1853) -- valid
  Butis humeralis (Valenciennes in Cuvier and Valenciennes, 1837) -- valid
  Butis koilomatodon (Bleeker, 1849) -- valid
  Butis prismatica (Bleeker, 1849) -- valid
  Cabillus Smith, 1959 -- valid
  Cabillus lacertops Smith, 1959 -- valid
  Cabillus macrophthalmus (Weber, 1909) -- valid
  Cabillus tongarevae (Fowler, 1927) -- valid
  Caecilia Lacepède, 1800 -- invalid
  Caecilia branderiana Lacepède, 1800 -- invalid
  Caecogobius Berti and Ercolini, 1991 -- valid
  Caecogobius cryptophthalmus Berti and Ercolini, 1991 -- valid
  Caecomastacembelus liberiensis (Boulenger, 1898) -- invalid
  Caecula Vahl, 1794 -- valid
  Caecula kuro (Kuroda, 1947) -- valid
  Caecula leucoptera Cadenat, 1954 -- invalid
  Caecula maculata Klausewitz, 1964 -- invalid
  Caecula pterygera Vahl, 1794 -- valid
  Caenotropus Günther, 1864 -- valid
  Caenotropus labyrinthicus (Kner, 1858) -- valid
  Caenotropus maculosus (Eigenmann, 1912) -- valid
  Caenotropus mestomorgmatos Vari, Castro and Raredon, 1995 -- valid
  Caesio Lacepède, 1801 -- valid
  Caesio caerulaurea Lacepède, 1801 -- valid -- blue-and-gold fusilier, Goldband Fusilier, Blue and gold fusilier, Fusilero azur, Caesio azuror
  Caesio chrysozona Cuvier in Cuvier and Valenciennes, 1830 -- invalid -- blacktipped fusilier
  Caesio cuning (Bloch, 1791) -- valid -- Yellowtail Fusilier, redbelly yellowtail fusilier, caesio à ventre rouge, fusilero vientre colorado
  Caesio digramma Bleeker, 1864 -- invalid -- darkbanded fusilier
  Caesio erythrogaster Cuvier in Cuvier and Valenciennes, 1830 -- invalid -- redbellied fusilier
  Caesio lunaris Cuvier in Cuvier and Valenciennes, 1830 -- valid -- moon caesio, moon fusilier, Lunar Fusilier, caesio à croissant, fusilero luna
  Caesio striata Rüppell, 1830 -- valid -- striated fusilier
  Caesio suevica Klunzinger, 1884 -- valid -- Suez fusilier, Fusilier de Suez, Fusilero de Suez
  Caesio teres Seale, 1906 -- valid -- yellow-and-blueback fusilier, Blue Fusilier, Yellow and blueback fusilier, Fusilier à dos jaune et bleu, Fusilero amarillo azulado
  Caesio tile Cuvier in Cuvier and Valenciennes, 1830 -- invalid
  Caesio varilineata Carpenter, 1987 -- valid -- variable-lined fusilier, fusilier à bandes variées, fusilero listado
  Caesio xanthonota Bleeker, 1853 -- valid -- yellowback fusilier, fusilier à dos jaune, fusilero de lomo amarillo
  Caesioperca Castelnau, 1872 -- valid
  Caesioperca lepidoptera (Forster in Bloch and Schneider, 1801) -- valid
  Caesioperca rasor (Richardson, 1839) -- valid
  Caesioperca thompsoni Fowler, 1923 -- invalid
  Caesioscorpis Whitley, 1945 -- valid
  Caesioscorpis theagenes Whitley, 1945 -- valid
  Caffrogobius Smitt, 1900 -- valid
  Caffrogobius agulhensis (Barnard, 1927) -- valid
  Caffrogobius caffer (Günther, 1874) -- valid
  Caffrogobius dubius (Smith, 1959) -- valid
  Caffrogobius gilchristi (Boulenger, 1898) -- valid
  Caffrogobius natalensis (Günther, 1874) -- valid
  Caffrogobius nudiceps (Valenciennes in Cuvier and Valenciennes, 1837) -- valid
  Caffrogobius saldanha (Barnard, 1927) -- valid
  Caiapobrycon Malabarba and Vari, 2000 -- valid
  Caiapobrycon tucurui Malabarba and Vari, 2000 -- valid
  Cairnsichthys Allen, 1980 -- valid
  Cairnsichthys rhombosomoides (Nichols and Raven, 1928) -- valid
  Calamiana Herre, 1945 -- valid
  Calamiana illota Larson, 1999 -- valid
  Calamiana kabilia (Herre, 1940) -- valid
  Calamiana mindora (Herre, 1945) -- valid
  Calamiana polylepis (Wu and Ni, 1985) -- valid
  Calamiana variegata (Peters, 1868) -- valid
  Calamus Swainson, 1839 -- valid
  Calamus arctifrons Goode and Bean, 1882 -- valid -- grass porgy
  Calamus bajonado (Bloch and Schneider, 1801) -- valid -- jolthead porgy, bajonao violáceo, pluma
  Calamus brachysomus (Lockington, 1880) -- valid -- Pacific porgy, pluma marotilla
  Calamus calamus (Valenciennes in Cuvier and Valenciennes, 1830) -- valid -- saucereye porgy, pez de pluma
  Calamus campechanus Randall and Caldwell, 1966 -- valid -- Campeche porgy, pluma campechana
  Calamus cervigoni Randall and Caldwell, 1966 -- valid
  Calamus leucosteus Jordan and Gilbert in Jordan, 1885 -- valid -- whitebone porgy, pluma golfina
  Calamus mu Randall and Caldwell, 1966 -- valid
  Calamus nodosus Randall and Caldwell, 1966 -- valid -- knobbed porgy, mojarrón pecoso
  Calamus penna (Valenciennes in Cuvier and Valenciennes, 1830) -- valid -- sheepshead porgy, pez de pluma manchado, pluma manchada
  Calamus pennatula Guichenot, 1868 -- valid -- bajonao plateado, pluma, pluma del Caribe, pluma porgy
  Calamus proridens Jordan and Gilbert, 1884 -- valid -- littlehead porgy, pez de pluma rayado, pluma jorobada
  Calamus taurinus (Jenyns, 1840) -- valid
  Callanthias Lowe, 1839 -- valid
  Callanthias allporti Günther, 1876 -- valid
  Callanthias australis Ogilby, 1899 -- valid
  Callanthias japonicus Franz, 1910 -- valid
  Callanthias legras Smith, 1948 -- valid
  Callanthias parini Anderson and Johnson, 1984 -- valid
  Callanthias platei Steindachner, 1898 -- valid
  Callanthias ruber (Rafinesque, 1810) -- valid
  Callanthias splendens Griffin, 1921 -- valid
  Callechelys Kaup, 1856 -- valid
  Callechelys bilinearis Kanazawa, 1952 -- valid -- twostripe snake eel, tieso dos rayas
  Callechelys bitaeniata (Peters, 1877) -- valid
  Callechelys catostoma (Schneider and Forster in Bloch and Schneider, 1801) -- valid
  Callechelys catostomus (Schneider and Forster in Bloch and Schneider, 1801) -- invalid
  Callechelys cliffi Böhlke and Briggs, 1954 -- valid -- sandy ridgefin eel, tieso aquillado arenero
  Callechelys eristigma McCosker and Rosenblatt, 1972 -- valid -- spotted ridgefin eel, tieso aquillado manchado
  Callechelys galapagensis McCosker and Rosenblatt, 1972 -- valid
  Callechelys guineensis (Osório, 1893) -- valid -- shorttail snake eel, tieso colicorta
  Callechelys leucoptera (Cadenat, 1954) -- valid
  Callechelys lutea Snyder, 1904 -- valid
  Callechelys luteus Snyder, 1904 -- invalid
  Callechelys marmorata (Bleeker, 1853) -- valid -- marbled snake eel
  Callechelys marmoratus (Bleeker, 1853) -- invalid -- marbled snake eel
  Callechelys melanotaenia Bleeker, 1864 -- invalid
  Callechelys muraena Jordan and Evermann, 1887 -- valid -- blotched snake eel, tieso moteado
  Callechelys nebulosus Smith, 1962 -- invalid
  Callechelys papulosa McCosker, 1998 -- valid
  Callechelys perryae Storey, 1939 -- invalid -- shorttail snake eel
  Callechelys randalli McCosker, 1998 -- valid
  Callechelys springeri (Ginsburg, 1951) -- valid -- ridgefin eel
  Callechelys striatus Smith, 1958 -- invalid
  Calliclinus Gill, 1860 -- valid
  Calliclinus geniguttatus (Valenciennes in Cuvier and Valenciennes, 1836) -- valid
  Calliclinus nudiventris Cervigón and Pequeño in Cervigón, Pequeño and Moreno, 1979 -- valid
  Callionymus Linnaeus, 1758 -- valid
  Callionymus aagilis Fricke, 1999 -- valid
  Callionymus acutirostris Fricke, 1981 -- valid
  Callionymus afilum Fricke, 2000 -- valid
  Callionymus africanus (Kotthaus, 1977) -- valid
  Callionymus agassizi Goode and Bean in Agassiz, 1888 -- invalid
  Callionymus agassizii Goode and Bean in Agassiz, 1888 -- invalid
  Callionymus altipinnis Fricke, 1981 -- valid
  Callionymus amboina Suwardji, 1965 -- valid
  Callionymus annulatus Weber, 1913 -- valid
  Callionymus australis Fricke, 1983 -- valid
  Callionymus belcheri Richardson, 1844 -- valid
  Callionymus beniteguri Jordan and Snyder, 1900 -- valid
  Callionymus bentuviai Fricke, 1981 -- valid
  Callionymus bifilum Fricke, 2000 -- valid
  Callionymus bleekeri Fricke, 1983 -- valid
  Callionymus carebares Alcock, 1890 -- valid
  Callionymus colini Fricke, 1993 -- valid
  Callionymus comptus Randall, 1999 -- valid
  Callionymus cooperi Regan, 1908 -- valid
  Callionymus corallinus Gilbert, 1905 -- valid
  Callionymus curvicornis Valenciennes in Cuvier and Valenciennes, 1837 -- valid
  Callionymus decoratus (Gilbert, 1905) -- valid
  Callionymus delicatulus Smith, 1963 -- valid
  Callionymus doryssus (Jordan and Fowler, 1903) -- valid
  Callionymus draconis Nakabo, 1977 -- valid
  Callionymus enneactis Bleeker, 1879 -- valid
  Callionymus erythraeus Ninni, 1934 -- valid
  Callionymus fasciatus Valenciennes in Cuvier and Valenciennes, 1837 -- valid
  Callionymus filamentosus Valenciennes in Cuvier and Valenciennes, 1837 -- valid
  Callionymus flavus Fricke, 1983 -- valid
  Callionymus fluviatilis Day, 1876 -- valid
  Callionymus formosanus Fricke, 1981 -- valid
  Callionymus futuna Fricke, 1998 -- valid
  Callionymus gardineri Regan, 1908 -- valid
  Callionymus goodladi (Whitley, 1944) -- valid
  Callionymus grossi Ogilby, 1910 -- valid -- gross's dragonet, Gross's dragonet
  Callionymus guentheri Fricke, 1981 -- valid
  Callionymus hainanensis Li, 1966 -- valid
  Callionymus hildae Fricke, 1981 -- valid
  Callionymus hindsii Richardson, 1844 -- valid
  Callionymus io Fricke, 1983 -- valid
  Callionymus izuensis Fricke and Zaiser Brownell, 1993 -- valid
  Callionymus japonicus Houttuyn, 1782 -- valid -- Japanese dragonet
  Callionymus kailolae Fricke, 2000 -- valid
  Callionymus keeleyi Fowler, 1941 -- valid
  Callionymus kotthausi Fricke, 1981 -- valid
  Callionymus leucobranchialis Fowler, 1941 -- valid
  Callionymus limiceps Ogilby, 1908 -- valid -- rough-headed dragonet, rough-headed dragonet
  Callionymus luridus Fricke, 1981 -- valid
  Callionymus lyra Linnaeus, 1758 -- valid -- common dragonet, common dragonet, european dragonet, European dragonet
  Callionymus macclesfieldensis Fricke, 1983 -- valid
  Callionymus macdonaldi Ogilby, 1911 -- valid -- greyspotted dragonet, greyspotted dragonet
  Callionymus maculatus Rafinesque, 1810 -- valid -- spotted dragonet, spotted dragonet
  Callionymus margaretae Regan, 1905 -- valid
  Callionymus marleyi Regan, 1919 -- valid -- sand dragonet, sand dragonet
  Callionymus marquesensis Fricke, 1989 -- valid
  Callionymus martinae Fricke, 1981 -- valid
  Callionymus mascarenus Fricke, 1983 -- valid
  Callionymus megastomus Fricke, 1982 -- valid
  Callionymus melanotopterus Bleeker, 1851 -- valid
  Callionymus meridionalis Suwardji, 1965 -- valid
  Callionymus moretonensis Johnson, 1971 -- valid
  Callionymus mortenseni Suwardji, 1965 -- valid
  Callionymus muscatensis Regan, 1905 -- valid
  Callionymus neptunius (Seale, 1910) -- valid
  Callionymus obscurus Fricke, 1989 -- valid
  Callionymus ochiaii Fricke, 1981 -- valid
  Callionymus octostigmatus Fricke, 1981 -- valid
  Callionymus ogilbyi Fricke, 2002 -- valid
  Callionymus oxycephalus Fricke, 1980 -- valid
  Callionymus persicus Regan, 1905 -- valid
  Callionymus planus Ochiai in Ochiai, Araga and Nakajima, 1955 -- valid
  Callionymus platycephalus Fricke, 1983 -- valid
  Callionymus pleurostictus Fricke, 1982 -- valid
  Callionymus pusillus Delaroche, 1809 -- valid
  Callionymus regani Nakabo, 1979 -- valid
  Callionymus reticulatus Valenciennes in Cuvier and Valenciennes, 1837 -- valid
  Callionymus risso Lesueur, 1814 -- valid
  Callionymus rivatoni Fricke, 1993 -- valid
  Callionymus russelli Johnson, 1976 -- valid
  Callionymus sagitta Pallas, 1770 -- valid -- arrowheaded dragonet, arrowheaded dragonet
  Callionymus scaber McCulloch, 1926 -- valid
  Callionymus scabriceps Fowler, 1941 -- valid
  Callionymus schaapii Bleeker, 1852 -- valid
  Callionymus semeiophor Fricke, 1983 -- valid
  Callionymus sereti Fricke, 1998 -- valid
  Callionymus simplicicornis Valenciennes in Cuvier and Valenciennes, 1837 -- valid
  Callionymus sphinx Fricke and Heckele, 1984 -- valid
  Callionymus spiniceps Regan, 1908 -- valid
  Callionymus stigmatopareius Fricke, 1981 -- valid
  Callionymus sublaevis McCulloch, 1926 -- valid
  Callionymus superbus Fricke, 1983 -- valid
  Callionymus tenuis Fricke, 1981 -- valid
  Callionymus tethys Fricke, 1993 -- valid
  Callionymus umbrithorax Fowler, 1941 -- valid
  Callionymus valenciennei Temminck and Schlegel, 1845 -- valid
  Callionymus variegatus Temminck and Schlegel, 1845 -- valid
  Callionymus whiteheadi Fricke, 1981 -- valid
  Callionymus zythros Fricke, 2000 -- valid
  Callochromis Regan, 1920 -- valid
  Callochromis macrops (Boulenger, 1898) -- valid
  Callochromis melanostigma (Boulenger, 1906) -- valid
  Callochromis pleurospilus (Boulenger, 1906) -- valid
  Callogobius Bleeker, 1874 -- valid
  Callogobius amikami Goren, Miroz and Baranes, 1991 -- valid
  Callogobius andamanensis Menon and Chatterjee, 1974 -- valid
  Callogobius atratus Griffin, 1933 -- invalid -- goby, goby
  Callogobius bauchotae Goren, 1979 -- valid
  Callogobius bifasciatus (Smith, 1958) -- valid
  Callogobius centrolepis Weber, 1909 -- valid
  Callogobius clitellus McKinney and Lachner, 1978 -- valid
  Callogobius crassus McKinney and Lachner, 1984 -- valid
  Callogobius depressus (Ramsay and Ogilby, 1886) -- valid
  Callogobius dori Goren, 1980 -- valid
  Callogobius flavobrunneus (Smith, 1958) -- valid
  Callogobius hasseltii (Bleeker, 1851) -- valid -- van hasselt's goby, van hasselt's goby
  Callogobius hastatus McKinney and Lachner, 1978 -- valid
  Callogobius liolepis Koumans, 1931 -- valid
  Callogobius maculipinnis (Fowler, 1918) -- valid
  Callogobius mucosus (Günther, 1872) -- valid -- sculptured goby, sculptured goby
  Callogobius nigromarginatus Chen and Shao, 2000 -- valid
  Callogobius okinawae (Snyder, 1908) -- valid
  Callogobius plumatus (Smith, 1959) -- valid
  Callogobius producta (Herre, 1927) -- valid
  Callogobius sclateri (Steindachner, 1879) -- valid
  Callogobius seshaiyai Jacob and Rangarajan, 1960 -- valid
  Callogobius snelliusi Koumans, 1953 -- valid
  Callogobius stellatus McKinney and Lachner, 1978 -- valid
  Callogobius tanegasimae (Snyder, 1908) -- valid
  Callopanchax Myers, 1933 -- valid
  Callopanchax monroviae (Roloff and Ladiges, 1972) -- valid -- Morovia pruchtkarpfling
  Callopanchax occidentalis (Clausen, 1966) -- valid -- golden pheasant panchax
  Callopanchax toddi (Clausen, 1966) -- valid -- Todd's panchax
  Callopharynx Poll, 1948 -- invalid
  Callopharynx microdon Poll, 1948 -- invalid
  Calloplesiops Fowler and Bean, 1930 -- valid
  Calloplesiops altivelis (Steindachner, 1903) -- valid
  Calloplesiops argus Fowler and Bean, 1930 -- valid
  Calotomus Gilbert, 1890 -- valid
  Calotomus carolinus (Valenciennes in Cuvier and Valenciennes, 1840) -- valid -- stareyed parrotfish, pococho perico, stareye parrotfish
  Calotomus japonicus (Valenciennes in Cuvier and Valenciennes, 1840) -- valid
  Calotomus spinidens (Quoy and Gaimard, 1824) -- valid -- halftoothed parrotfish
  Calotomus viridescens (Rüppell, 1835) -- valid
  Calotomus zonarchus (Jenkins, 1903) -- valid -- yellowbar parrotfish
  Calumia Smith, 1958 -- valid
  Calumia godeffroyi (Günther, 1877) -- valid
  Calumia profunda Larson and Hoese, 1980 -- valid
  Campellolebias Vaz-Ferreira and Sierra de Soriano, 1974 -- valid
  Campellolebias brucei Vaz-Ferreira and Sierra de Soriano, 1974 -- valid
  Campellolebias chrysolineatus Costa, Lacerda and Brasil, 1989 -- valid
  Campellolebias dorsimaculatus Costa, Lacerda and Brasil, 1989 -- valid
  Campichthys Whitley, 1931 -- valid
  Campichthys galei (Duncker, 1909) -- valid
  Campichthys nanus Dawson, 1977 -- valid
  Campichthys tricarinatus Dawson, 1977 -- valid
  Campichthys tryoni (Ogilby, 1890) -- valid
  Campylomormyrus Bleeker, 1874 -- valid
  Campylomormyrus alces (Boulenger, 1920) -- valid
  Campylomormyrus bredoi (Poll, 1945) -- valid
  Campylomormyrus cassaicus (Poll, 1967) -- valid
  Campylomormyrus christyi (Boulenger, 1920) -- valid
  Campylomormyrus curvirostris (Boulenger, 1898) -- valid
  Campylomormyrus elephas (Boulenger, 1898) -- valid -- elephant-trunk mormyrid
  Campylomormyrus luapulaensis (David and Poll, 1937) -- valid
  Campylomormyrus mirus (Boulenger, 1898) -- valid
  Campylomormyrus numenius (Boulenger, 1898) -- valid
  Campylomormyrus orycteropus Poll, Gosse and Orts, 1982 -- valid
  Campylomormyrus phantasticus (Pellegrin, 1927) -- valid
  Campylomormyrus rhynchophorus (Boulenger, 1898) -- valid
  Campylomormyrus tamandua (Günther, 1864) -- valid -- wormjawed mormyrus
  Campylomormyrus tshokwe (Poll, 1967) -- valid
  Cancelloxus Smith, 1961 -- valid
  Cancelloxus burrelli Smith, 1961 -- valid -- slender platanna-klipfish, slender platanna-klipfish
  Cancelloxus elongatus Heemstra and Wright, 1986 -- valid
  Cancelloxus longior Prochazka and Griffiths, 1991 -- valid
  Cantherhines dumerili (Hollard, 1854) -- invalid -- whitespotted filefish
  Canthigaster callisternus (Ogilby, 1889) -- invalid -- sharpnosed puffer
  Caprichromis Eccles and Trewavas, 1989 -- valid
  Caprichromis liemi (McKaye and MacKenzie, 1982) -- valid
  Caprichromis orthognathus (Trewavas, 1935) -- valid
  Caprodon Temminck and Schlegel, 1843 -- valid
  Caprodon krasyukovae Kharin in Kharin and Dudarev, 1983 -- valid
  Caprodon longimanus (Günther, 1859) -- valid
  Caprodon schlegelii (Günther, 1859) -- valid
  Caprodon unicolor Katayama, 1975 -- valid
  Caquetaia Fowler, 1945 -- valid
  Caquetaia kraussii (Steindachner, 1878) -- valid
  Caquetaia myersi (Schultz, 1944) -- valid
  Caquetaia spectabilis (Steindachner, 1875) -- valid
  Caquetaia umbrifera (Meek and Hildebrand, 1913) -- valid
  Caragobius Smith and Seale, 1906 -- valid
  Caragobius rubristriatus (Saville-Kent, 1889) -- valid
  Caragobius urolepus (Bleeker, 1852) -- valid
  Carapus inaequilabiatus Valenciennes, 1842 -- invalid
  Carcharhinus perezi (Poey, 1876) -- invalid
  Carcharhinus perezii (Poey, 1876) -- valid -- tiburón coralino, Caribbean reef shark, reef shark, cabeza dura
  Cardiopharynx Poll, 1942 -- valid
  Cardiopharynx schoutedeni Poll, 1942 -- valid
  Caristius Gill and Smith, 1905 -- valid
  Caristius fasciatus (Borodin, 1930) -- invalid
  Caristius groenlandicus Jensen, 1941 -- valid
  Caristius japonicus Gill and Smith, 1905 -- valid
  Caristius macropus (Bellotti, 1903) -- valid -- manefish, manefish
  Caristius maderensis Maul, 1949 -- valid
  Carlana Strand, 1928 -- valid
  Carlana eigenmanni (Meek, 1912) -- valid
  Carlastyanax Géry, 1972 -- valid
  Carlastyanax aurocaudatus (Eigenmann, 1913) -- valid -- goldentailed astyanax, goldentailed astyanax
  Carlhubbsia Whitley, 1951 -- valid
  Carlhubbsia kidderi (Hubbs, 1936) -- valid -- Champoton gambusia, guayacón de Champotón
  Carlhubbsia stuarti Rosen and Bailey, 1959 -- valid
  Carnegiella Eigenmann, 1909 -- valid
  Carnegiella marthae Myers, 1927 -- valid -- blackwinged hatchetfish, blackwinged hatchetfish
  Carnegiella myersi Fernández-Yépez, 1950 -- valid
  Carnegiella schereri Fernández-Yépez, 1950 -- valid
  Carnegiella strigata (Günther, 1864) -- valid -- marbled hatchetfish, marbled hatchetfish
  Carnegiella vesca Fraser-Brunner, 1950 -- invalid
  Caspiosoma Iljin, 1927 -- valid
  Caspiosoma caspium (Kessler, 1877) -- valid
  Catesbya Böhlke and Smith, 1968 -- valid
  Catesbya pseudomuraena Böhlke and Smith, 1968 -- valid
  Catoprion Müller and Troschel, 1844 -- valid
  Catoprion mento (Cuvier, 1819) -- valid
  Caulolatilus Gill, 1862 -- valid
  Caulolatilus affinis Gill, 1865 -- valid -- conejo, Pacific golden-eyed tilefish
  Caulolatilus bermudensis Dooley, 1981 -- valid
  Caulolatilus chrysops (Valenciennes in Cuvier and Valenciennes, 1833) -- valid -- goldface tilefish, tumba dorada, blanquillo ojo amarillo
  Caulolatilus cyanops Poey, 1866 -- valid -- blackline tilefish, tumba, domingo
  Caulolatilus dooleyi Berry, 1978 -- valid
  Caulolatilus guppyi Beebe and Tee-Van, 1937 -- valid
  Caulolatilus hubbsi Dooley, 1978 -- valid -- blanquillo enigmático, enigmatic tilefish
  Caulolatilus intermedius Howell Rivero, 1936 -- valid -- anchor tilefish, tumba parda, blanquillo payaso
  Caulolatilus microps Goode and Bean, 1878 -- valid -- blueline tilefish, blanquillo lucio
  Caulolatilus princeps (Jenyns, 1840) -- valid -- ocean whitefish, pierna
  Caulolatilus williamsi Dooley and Berry, 1977 -- valid
  Cebidichthys Ayres, 1855 -- valid
  Cebidichthys violaceus (Girard, 1854) -- valid -- monkeyface prickleback, abrojo cara de mono
  Centracanthus Rafinesque, 1810 -- valid
  Centracanthus cirrus Rafinesque, 1810 -- valid
  Centrarchops Fowler, 1923 -- valid
  Centrarchops chapini Fowler, 1923 -- valid
  Centriscops Gill, 1862 -- valid
  Centriscops humerosus (Richardson, 1846) -- valid -- bellowfish, bellowfish
  Centriscus Linnaeus, 1758 -- valid
  Centriscus cristatus (De Vis, 1885) -- valid -- razorfish, razorfish
  Centriscus scutatus Linnaeus, 1758 -- valid -- sea snipe, serrate razorfish, shrimpfish, sea snipe, serrate razorfish, shrimpfish
  Centriscus strigatus (Günther, 1861) -- invalid
  Centrobranchus chaerocephalus Fowler, 1904 -- invalid
  Centrobranchus choerocephalus Fowler, 1904 -- valid
  Centrodraco Regan, 1913 -- valid
  Centrodraco abstractum Fricke, 2002 -- valid
  Centrodraco acanthopoma (Regan, 1904) -- valid
  Centrodraco gegonipus (Parin, 1982) -- valid
  Centrodraco insolitus (McKay, 1971) -- valid
  Centrodraco nakaboi Fricke, 1992 -- valid
  Centrodraco oregona (Briggs and Berry, 1959) -- invalid
  Centrodraco oregonus (Briggs and Berry, 1959) -- valid
  Centrodraco ornatus (Fourmanoir and Rivaton, 1979) -- valid
  Centrodraco otohime Nakabo and Yamamoto, 1980 -- valid
  Centrodraco pseudoxenicus (Kamohara, 1952) -- valid
  Centrodraco rubellus Fricke, Chave and Suzumoto in Fricke, 1992 -- valid
  Centrodraco striatus (Parin, 1982) -- valid
  Centrogenys Richardson, 1842 -- valid
  Centrogenys vaigiensis (Quoy and Gaimard, 1824) -- valid
  Centrolabrus Günther, 1861 -- valid
  Centrolabrus caeruleus Azevedo, 1999 -- valid
  Centrolabrus exoletus (Linnaeus, 1758) -- valid -- rock cook, smallmouthed wrasse
  Centrolabrus trutta (Lowe, 1834) -- valid
  Centrolophus Lacepède, 1802 -- valid -- black ruffs
  Centrolophus niger (Gmelin, 1789) -- valid -- black ruff
  Centropholis Hilgendorf, 1878 -- invalid
  Centropholis goodei Jordan, 1919 -- invalid
  Centrophorus tesselatus Garman, 1906 -- invalid -- mosaic gulper shark
  Centrophorus tessellatus Garman, 1906 -- valid
  Centropomus Lacepède, 1802 -- valid -- snooks, robalos
  Centropomus armatus Gill, 1863 -- valid -- longspine snook, robalo espina larga
  Centropomus constantinus Jordan and Starks in Jordan and Evermann, 1896 -- invalid
  Centropomus ensiferus Poey, 1860 -- valid -- swordspine snook, róbalo espinoso, robalo de espolón
  Centropomus medius Günther, 1864 -- valid -- blackfin snook, robalo aleta prieta
  Centropomus mexicanus Bocourt, 1868 -- valid -- largescale fat snook, robalo gordo, Contantino snook
  Centropomus nigrescens Günther, 1864 -- valid -- robalo prieto, robalo prieto, black snook, robalo negro
  Centropomus parallelus Poey, 1860 -- valid -- smallscale fat snook, fat snook, robalito, chucumite
  Centropomus pectinatus Poey, 1860 -- valid -- tarpon snook, róbalo prieto, constantino
  Centropomus poeyi Chávez, 1961 -- valid -- Mexican snook, robalo prieto
  Centropomus robalito Jordan and Gilbert, 1882 -- valid -- constantino, constantino, robalo aleta amarilla, yellowfin snook
  Centropomus undecimalis (Bloch, 1792) -- valid -- common snook, snook, róbalo común, robalo blanco
  Centropomus unionensis Bocourt, 1868 -- valid -- humpback snook, robalo serrano
  Centropomus viridis Lockington, 1877 -- valid -- robalo plateado, white snook
  Centropristes aurorubens Cuvier in Cuvier and Valenciennes, 1829 -- invalid
  Centropristis Cuvier, 1829 -- valid -- sea basses, black sea basses
  Centropristis fuscula (Poey, 1861) -- valid -- twospot sea bass, serrano oliváceo
  Centropristis ocyurus (Jordan and Evermann, 1887) -- valid -- bank sea bass, cabrilla de banco
  Centropristis philadelphica (Linnaeus, 1758) -- valid -- rock sea bass, cabrilla serrana
  Centropristis rufus (Cuvier in Cuvier and Valenciennes, 1829) -- valid
  Centropristis striata (Linnaeus, 1758) -- valid -- black sea bass
  Centropyge Kaup, 1860 -- valid
  Centropyge argi Woods and Kanazawa, 1951 -- valid -- cherubfish, angelote pigmeo
  Centropyge aurantonotus Burgess, 1974 -- valid
  Centropyge bispinosa (Günther, 1860) -- valid
  Centropyge bispinosus (Günther, 1860) -- invalid
  Centropyge ferrugata Randall and Burgess in Burgess and Axelrod, 1972 -- valid
  Centropyge ferrugatus Randall and Burgess in Burgess and Axelrod, 1972 -- invalid
  Centropyge flammeus Woods and Schultz in Schultz, Herald, Lachner, Welander and Woods, 1953 -- invalid
  Centropyge flavissima (Cuvier in Cuvier and Valenciennes, 1831) -- valid
  Centropyge flavissimus (Cuvier in Cuvier and Valenciennes, 1831) -- invalid -- yellow angelfish
  Centropyge heraldi Woods and Schultz in Schultz, Herald, Lachner, Welander and Woods, 1953 -- valid -- very drab
  Centropyge loricula (Günther, 1874) -- valid
  Centropyge loriculus (Günther, 1874) -- invalid
  Centropyge multifasciata (Smith and Radcliffe, 1911) -- valid
  Centropyge multifasciatus (Smith and Radcliff, 1911) -- invalid
  Centropyge nigriocella Woods and Schultz in Schultz, Herald, Lachner, Welander and Woods, 1953 -- valid
  Centropyge nigriocellus Woods and Schultz in Schultz, Herald, Lachner, Welander and Woods, 1953 -- invalid
  Centropyge tutuilae Jordan and Jordan, 1922 -- invalid
  Centropyge venusta (Yasuda and Tominaga, 1969) -- invalid
  Centropyge venustus (Yasuda and Tominaga, 1969) -- valid
  Centropyge woodheadi Kuiter, 1998 -- invalid
  Centroscymnus owstoni Garman, 1906 -- invalid
  Centrurophis Kaup, 1856 -- invalid
  Centrurophis remicaudus Kaup, 1856 -- invalid
  Cephalopholis Bloch and Schneider, 1801 -- valid
  Cephalopholis aitha Randall and Heemstra, 1991 -- valid -- rusty hind
  Cephalopholis argus Bloch and Schneider, 1801 -- valid -- peacock hind
  Cephalopholis aurantia (Valenciennes in Cuvier and Valenciennes, 1828) -- valid -- orange rockcod, golden hind
  Cephalopholis aurantius (Valenciennes in Cuvier and Valenciennes, 1828) -- invalid
  Cephalopholis boenack (Bloch, 1790) -- invalid -- bluelined coralcod, chocolate hind
  Cephalopholis boenak (Bloch, 1790) -- valid
  Cephalopholis cruentata (Lacepède, 1802) -- valid -- enjambre, cherna enjambre, graysby
  Cephalopholis cyanostigma (Valenciennes in Cuvier and Valenciennes, 1828) -- valid -- bluespotted rockcod, bluespotted hind
  Cephalopholis formosa (Shaw in Shaw and Nodder, 1812) -- valid -- bluelined hind
  Cephalopholis fulva (Linnaeus, 1758) -- valid -- guatívere, cabrilla roja, coney
  Cephalopholis hemistiktos (Rüppell, 1830) -- valid -- duskyfin grouper, yellowfin hind
  Cephalopholis igarashiensis Katayama, 1957 -- valid -- garish hind
  Cephalopholis leopardus (Lacepède, 1801) -- valid -- leopard hind, red-spotted rock cod
  Cephalopholis microprion (Bleeker, 1852) -- valid -- freckled hind
  Cephalopholis miniata (Forsskål, 1775) -- valid -- bluespot rockcod, coral hind, vermilion seabass
  Cephalopholis nigri (Günther, 1859) -- valid -- orangespotted sea perch, Niger hind
  Cephalopholis oligosticta Randall and Ben-Tuvia, 1983 -- valid -- roughcheek hind, vermilion hind
  Cephalopholis pachycentron (Valenciennes in Cuvier and Valenciennes, 1828) -- valid -- spotted-faced rockcod
  Cephalopholis panamensis (Steindachner, 1877) -- valid -- cabrilla enjambre, Panama graysby, Pacific graysby
  Cephalopholis polleni (Bleeker, 1868) -- valid -- harlequin hind
  Cephalopholis polyspila Randall and Satapoomin, 2000 -- valid
  Cephalopholis sexmaculata (Rüppell, 1830) -- valid -- sixblotch hind, freckled rockcod
  Cephalopholis sexmaculatus (Rüppell, 1830) -- invalid
  Cephalopholis sonnerati (Valenciennes in Cuvier and Valenciennes, 1828) -- valid -- tomato hind
  Cephalopholis spiloparaea (Valenciennes in Cuvier and Valenciennes, 1828) -- valid -- strawberry hind
  Cephalopholis taeniops (Valenciennes in Cuvier and Valenciennes, 1828) -- valid -- African hind, bluespotted seabass
  Cephalopholis urodelus (Forster in Bloch and Schneider, 1801) -- invalid
  Cephalopholis urodeta (Forster in Bloch and Schneider, 1801) -- valid -- darkfin hind
  Cephaloptera japanica Müller and Henle, 1841 -- invalid
  Cepola Linnaeus, 1764 -- valid
  Cepola australis Ogilby, 1899 -- valid -- australian bandfish, Australian bandfish
  Cepola haastii (Hector, 1881) -- valid
  Cepola krusensternii Temminck and Schlegel, 1845 -- invalid
  Cepola macrophthalma (Linnaeus, 1758) -- valid
  Cepola pauciradiata Cadenat, 1950 -- valid
  Cepola rubescens Linnaeus, 1764 -- invalid -- red bandfish, red bandfish
  Cepola schlegelii Bleeker, 1854 -- valid
  Ceratobranchia Eigenmann in Eigenmann, Henn and Wilson, 1914 -- valid
  Ceratobranchia binghami Eigenmann, 1927 -- valid
  Ceratobranchia delotaenia Chernoff and Machado-Allison, 1990 -- valid
  Ceratobranchia elatior Tortonese, 1942 -- valid
  Ceratobranchia joanae Chernoff and Machado-Allison, 1990 -- valid
  Ceratobranchia obtusirostris Eigenmann in Eigenmann, Henn and Wilson, 1914 -- valid
  Ceratobregma Holleman, 1987 -- valid
  Ceratobregma acanthops (Whitley, 1964) -- valid
  Ceratobregma helenae Holleman, 1987 -- valid
  Ceratostethus Myers, 1937 -- invalid
  Cercamia Randall and Smith, 1988 -- valid
  Cercamia cladara Randall and Smith, 1988 -- valid
  Cercamia eremia (Allen, 1987) -- valid
  Cerdale Jordan and Gilbert, 1882 -- valid
  Cerdale fasciata Dawson, 1974 -- valid
  Cerdale floridana Longley, 1934 -- valid -- pugjaw wormfish
  Cerdale ionthas Jordan and Gilbert, 1882 -- valid
  Cerdale paludicola Dawson, 1974 -- valid
  Cerdale prolata Dawson, 1974 -- valid
  Cetichthys Paxton, 1989 -- valid
  Cetichthys indagator (Rofen, 1959) -- valid
  Cetichthys parini Paxton, 1989 -- valid
  Cetomimoides Koefoed, 1955 -- valid
  Cetomimoides parri Koefoed, 1955 -- valid
  Cetomimus Goode and Bean, 1895 -- valid
  Cetomimus compunctus Abe, Marumo and Kawaguchi, 1965 -- valid
  Cetomimus craneae Harry, 1952 -- valid
  Cetomimus gilli Goode and Bean, 1895 -- invalid
  Cetomimus gillii Goode and Bean, 1895 -- valid
  Cetomimus hempeli Maul, 1969 -- valid
  Cetomimus indagator Rofen, 1959 -- invalid
  Cetomimus kerdops Parr, 1934 -- valid
  Cetomimus picklei (Gilchrist, 1922) -- valid
  Cetomimus storeri Goode and Bean, 1895 -- invalid
  Cetomimus teevani Harry, 1952 -- valid
  Cetoscarus Smith, 1956 -- valid
  Cetoscarus bicolor (Rüppell, 1829) -- valid -- spotted parrotfish
  Cetostoma Zugmayer, 1914 -- valid
  Cetostoma regani Zugmayer, 1914 -- valid
  Chaenocephalus Regan, 1913 -- valid
  Chaenocephalus aceratus (Lönnberg, 1906) -- valid
  Chaenodraco Regan, 1914 -- valid
  Chaenodraco wilsoni Regan, 1914 -- valid
  Chaenogobius Gill, 1859 -- valid
  Chaenogobius annularis Gill, 1859 -- valid
  Chaenogobius gulosus (Sauvage, 1882) -- valid
  Chaenogobius isaza Tanaka, 1916 -- valid
  Chaenogobius scrobiculatus Takagi, 1957 -- valid
  Chaenopsis Gill, 1865 -- valid
  Chaenopsis alepidota (Gilbert, 1890) -- valid -- orangethroat pikeblenny, tubícola lucio
  Chaenopsis coheni Böhlke, 1957 -- valid -- Cortez pikeblenny, tubícola picudo
  Chaenopsis deltarrhis Böhlke, 1957 -- valid
  Chaenopsis limbaughi Robins and Randall, 1965 -- valid -- yellowface pikeblenny
  Chaenopsis megalops Smith-Vaniz, 2000 -- valid
  Chaenopsis ocellata Poey in Gill, 1865 -- valid -- bluethroat pikeblenny, sapito afilado, tubícola afilado
  Chaenopsis resh Robins and Randall, 1965 -- valid
  Chaenopsis roseola Hastings and Shipp, 1981 -- valid -- freckled pikeblenny
  Chaenopsis schmitti Böhlke, 1957 -- valid
  Chaenopsis stephensi Robins and Randall, 1965 -- valid
  Chaetobranchopsis Steindachner, 1875 -- valid
  Chaetobranchopsis australis Eigenmann and Ward in Eigenmann, McAtee and Ward, 1907 -- valid
  Chaetobranchopsis orbicularis (Steindachner, 1875) -- valid
  Chaetobranchus Heckel, 1840 -- valid
  Chaetobranchus flavescens Heckel, 1840 -- valid
  Chaetobranchus semifasciatus Steindachner, 1875 -- valid
  Chaetodon Linnaeus, 1758 -- valid -- butterflyfishes
  Chaetodon andamanensis Kuiter and Debelius, 1999 -- valid
  Chaetodon asfur Forsskål, 1775 -- invalid
  Chaetodon auriga Forsskål, 1775 -- valid -- threadfin butterflyfish
  Chaetodon aya Jordan, 1886 -- invalid -- bank butterflyfish
  Chaetodon bellicosus Quoy and Gaimard, 1825 -- valid
  Chaetodon capistratus Linnaeus, 1758 -- valid -- foureye butterflyfish, parche ocelado, mariposa ocelada
  Chaetodon diacanthus Walbaum, 1792 -- invalid
  Chaetodon ephippium Cuvier in Cuvier and Valenciennes, 1831 -- valid -- blackclothed butterflyfish
  Chaetodon eques Steindachner, 1903 -- invalid
  Chaetodon excelsa (Jordan, 1921) -- invalid
  Chaetodon festivus Desjardins, 1834 -- valid
  Chaetodon goniodes Woods, 1961 -- invalid
  Chaetodon guyanensis Durand, 1960 -- invalid -- French butterflyfish
  Chaetodon guyotensis Yamamoto and Tameka in Okamura, Amaoka and Mitani, 1982 -- invalid
  Chaetodon interruptus Ahl, 1923 -- valid
  Chaetodon jayakari Norman, 1939 -- invalid
  Chaetodon kleini Bloch, 1790 -- invalid
  Chaetodon kleinii Bloch, 1790 -- valid -- whitespotted butterflyfish
  Chaetodon luctuosus Quoy and Gaimard, 1825 -- valid
  Chaetodon luctuosus Cuvier in Cuvier and Valenciennes, 1831 -- invalid
  Chaetodon lunaris Gronow in Gray, 1854 -- invalid
  Chaetodon lunula (Lacepède, 1802) -- valid -- redstriped butterflyfish
  Chaetodon lunulatus Quoy and Gaimard, 1825 -- valid
  Chaetodon lunulatus Shaw, 1803 -- invalid
  Chaetodon maculatus Bloch, 1795 -- invalid
  Chaetodon marginatus Lichtenstein, 1823 -- valid
  Chaetodon modestus Temminck and Schlegel, 1844 -- invalid
  Chaetodon mulsanti Thiollière in Montrouzier, 1857 -- invalid
  Chaetodon nippon Steindachner, 1883 -- valid
  Chaetodon obliquus Lubbock and Edwards, 1980 -- invalid
  Chaetodon ocellatus Bloch, 1787 -- valid -- spotfin butterflyfish, parche ocelado amarillo, mariposa perla amarilla
  Chaetodon oligacanthus Bleeker, 1850 -- valid
  Chaetodon pictus Forsskål, 1775 -- valid
  Chaetodon principalis Cuvier, 1829 -- invalid
  Chaetodon quadrifasciatus Sevastianov, 1809 -- invalid
  Chaetodon sedentarius Poey, 1860 -- valid -- reef butterflyfish, parche mariposa, mariposa parche
  Chaetodon striatus Linnaeus, 1758 -- valid -- parche rayado, banded butterflyfish, mariposa rayada
  Chaetodon vitulus Whitley, 1957 -- valid
  Chaetodontoplus Bleeker, 1876 -- valid
  Chaetodontoplus ballinae Whitley, 1959 -- valid
  Chaetodontoplus caeruleopunctatus Yasuda and Tominaga, 1976 -- valid
  Chaetodontoplus chrysocephalus (Bleeker, 1854) -- valid
  Chaetodontoplus conspicillatus (Waite, 1900) -- valid -- speckled angelfish
  Chaetodontoplus dimidiatus (Bleeker, 1860) -- valid
  Chaetodontoplus duboulayi (Günther, 1867) -- valid -- scribbled angelfish
  Chaetodontoplus melanosoma (Bleeker, 1853) -- valid
  Chaetodontoplus meredithi Kuiter, 1990 -- valid
  Chaetodontoplus mesoleucus (Bloch, 1787) -- valid -- emperor butterflyfish
  Chaetodontoplus niger Chan, 1966 -- valid
  Chaetodontoplus personifer (McCulloch, 1914) -- valid
  Chaetodontoplus septentrionalis (Temminck and Schlegel, 1844) -- valid
  Chaetodontoplus vanderloosi Allen and Steene, 2004 -- valid
  Chaetodontops Bleeker, 1876 -- valid
  Chaeturichthys Richardson, 1844 -- valid
  Chaeturichthys stigmatias Richardson, 1844 -- valid
  Chalaroderma Norman, 1943 -- valid
  Chalaroderma capito (Valenciennes in Cuvier and Valenciennes, 1836) -- valid -- looseskin blenny, looseskin blenny
  Chalaroderma ocellata (Gilchrist and Thompson, 1908) -- valid -- two-eyed blenny, two-eyed blenny
  Chalceus Cuvier, 1818 -- valid
  Chalceus epakros Zanata and Toledo-Piza, 2003 -- valid
  Chalceus erythrurus (Cope, 1870) -- valid
  Chalceus guaporensis Zanata and Toledo-Piza, 2003 -- valid
  Chalceus macrolepidotus Cuvier, 1818 -- valid -- pinktailed characin, pinktailed characin
  Chalceus spilogyros Zanata and Toledo-Piza, 2003 -- valid
  Chalinochromis Poll, 1974 -- valid
  Chalinochromis brichardi Poll, 1974 -- valid
  Chalinochromis popelini Brichard, 1989 -- valid
  Chalixodytes Schultz, 1943 -- valid
  Chalixodytes chameleontoculis Smith, 1957 -- valid
  Chalixodytes tauensis Schultz, 1943 -- valid
  Champsocephalus Gill, 1862 -- valid
  Champsocephalus esox (Günther, 1861) -- valid
  Champsocephalus gunnari Lönnberg, 1905 -- valid
  Champsochromis Boulenger, 1915 -- valid
  Champsochromis caeruleus (Boulenger, 1908) -- valid
  Champsochromis spilorhynchus (Regan, 1922) -- valid
  Champsodon Günther, 1867 -- valid
  Champsodon atridorsalis Ochiai and Nakamura in Matsubara, Ochiai, Amaoka and Nakamura, 1964 -- valid
  Champsodon capensis Regan, 1908 -- valid -- gaper
  Champsodon fimbriatus Gilbert, 1905 -- valid
  Champsodon guentheri Regan, 1908 -- valid
  Champsodon longipinnis Matsubara and Amaoka in Matsubara, Ochiai, Amaoka and Nakamura, 1964 -- valid
  Champsodon machaeratus Nemeth, 1994 -- valid
  Champsodon nudivittis (Ogilby, 1895) -- valid
  Champsodon omanensis Regan, 1908 -- valid
  Champsodon pantolepis Nemeth, 1994 -- valid
  Champsodon sagittus Nemeth, 1994 -- valid
  Champsodon sechellensis Regan, 1908 -- valid
  Champsodon snyderi Franz, 1910 -- valid
  Champsodon vorax Günther, 1867 -- valid
  Chanda Hamilton, 1822 -- valid
  Chanda beruensis (Bleeker, 1856) -- invalid -- east indian glassfish, east Indian glassfish
  Chanda lala Hamilton, 1822 -- invalid
  Chanda nama Hamilton, 1822 -- valid
  Chanda nana Hamilton, 1822 -- invalid -- elongate glassfish, elongate glassfish
  Chanda ranga Hamilton, 1822 -- invalid
  Chanda wolfi (Bleeker, 1851) -- invalid -- thai chandid, Thai chandid
  Channa Scopoli, 1777 -- valid -- Asian snakeheads
  Channa amphibeus (McClelland, 1845) -- valid -- Chel snakehead
  Channa argus (Cantor, 1842) -- valid -- Snakehead, Northern Snakehead, Poisson tête de serpent, Cabeza de serpiente
  Channa asiatica (Linnaeus, 1758) -- valid -- Small snakehead, Chinese snakehead, Chinafish, snakehead
  Channa aurantimaculata Musikasinthorn, 2000 -- valid -- orangespotted snakehead
  Channa bankanensis (Bleeker, 1853) -- valid -- Bangka snakehead
  Channa baramensis (Steindachner, 1901) -- valid -- Baram snakehead
  Channa barca (Hamilton, 1822) -- valid -- Barca snakehead
  Channa bleheri Vierke, 1991 -- valid -- rainbow snakehead
  Channa burmanica Chaudhuri, 1919 -- valid -- Burmese snakehead
  Channa cyanospilos (Bleeker, 1853) -- valid -- bluespotted snakehead
  Channa diplogramma (Day, 1865) -- valid
  Channa gachua (Hamilton, 1822) -- valid -- dwarf snakehead
  Channa harcourtbutleri (Annandale, 1918) -- valid -- Inle snakehead
  Channa lucius (Cuvier in Cuvier and Valenciennes, 1831) -- valid -- splendid snakehead
  Channa maculata (Lacepède, 1801) -- valid -- Blotched snakehead, snakehead mullet
  Channa marulioides (Bleeker, 1851) -- valid -- emperor snakehead
  Channa marulius (Hamilton, 1822) -- valid -- giant snakehead, Great snakehead, Bullseye Snakehead, murrel
  Channa melanoptera (Bleeker, 1855) -- valid -- blackfinned snakehead
  Channa melasoma (Bleeker, 1851) -- valid -- black snakehead, manu
  Channa micropeltes (Cuvier in Cuvier and Valenciennes, 1831) -- valid -- Indonesian snakehead, Tête de serpent d'Indonésie, Cabeza de serpiente rojo, giant snakehead, red snakehead
  Channa nox Zhang, Musikasinthorn and Watanabe, 2002 -- valid -- night snakehead
  Channa orientalis Bloch and Schneider, 1801 -- valid -- Sri Lanka smooth-breasted snakefish, Ceylon snakehead, smooth-breasted snakefish
  Channa panaw Musikasinthorn, 1998 -- valid -- panaw snakehead
  Channa pleurophthalmus (Bleeker, 1851) -- invalid
  Channa punctata (Bloch, 1793) -- valid -- spotted snakehead, Tête de serpent tachetée, Cabeza de serpiente moteada, green snakehead
  Channa punctatus (Bloch, 1793) -- invalid -- green snakehead
  Channa stewartii (Playfair, 1867) -- valid -- golden snakehead
  Channa striata (Bloch, 1793) -- valid -- murrel, Tête de serpent strié, Cabeza de serpiente cabrío, dalag, Chevron snakehead, striped snakehead
  Channichthys Richardson, 1844 -- valid
  Channichthys aelitae Shandikov, 1995 -- valid
  Channichthys bospori Shandikov, 1995 -- valid
  Channichthys irinae Shandikov, 1995 -- valid
  Channichthys normani Balushkin, 1996 -- valid
  Channichthys panticapaei Shandikov, 1995 -- valid
  Channichthys rhinoceratus Richardson, 1844 -- valid
  Channichthys rugosus Regan, 1913 -- valid
  Channichthys velifer Meisner, 1974 -- valid
  Channomuraena Richardson, 1848 -- valid
  Channomuraena bauchotae Saldanha and Quéro, 1994 -- valid
  Channomuraena bennettii (Günther, 1870) -- valid
  Channomuraena vittata (Richardson, 1845) -- valid -- broadbanded moray, morena rara, morena cinturones
  Chanos Lacepède, 1803 -- valid -- milkfishes
  Chanos aldrovandi Risso in Cuvier and Valenciennes, 1836 -- invalid
  Chanos chanos (Forsskål, 1775) -- valid -- sabalote, milkfish
  Chanos orientalis Valenciennes in Cuvier and Valenciennes, 1847 -- invalid
  Chapalichthys Meek, 1902 -- valid
  Chapalichthys encaustus (Jordan and Snyder, 1899) -- valid -- barred splitfin, pintito de Ocotlán
  Chapalichthys pardalis Alvarez, 1963 -- valid -- pintito de Tocumbo, polka-dot splitfin
  Chapalichthys peraticus Alvarez, 1963 -- valid -- alien splitfin, pintito de San Juanico
  Chaparruda flavescens (Fabricius, 1779) -- invalid
  Characidium Reinhardt, 1867 -- valid
  Characidium alipioi Travassos, 1955 -- valid
  Characidium bahiensis Almeida, 1971 -- valid
  Characidium bimaculatum Fowler, 1941 -- valid
  Characidium boavistae Steindachner, 1915 -- valid
  Characidium boehlkei Géry, 1972 -- valid
  Characidium bolivianum Pearson, 1924 -- valid
  Characidium borellii (Boulenger, 1895) -- valid
  Characidium brevirostre Pellegrin, 1908 -- valid
  Characidium caucanum Eigenmann, 1912 -- valid
  Characidium chupa Schultz, 1944 -- valid
  Characidium crandellii Steindachner, 1915 -- valid
  Characidium declivirostre Steindachner, 1915 -- valid
  Characidium etheostoma Cope, 1872 -- valid
  Characidium etzeli Zarske and Géry, 2001 -- valid
  Characidium fasciatum Reinhardt, 1867 -- valid -- banded characidium, banded characidium
  Characidium gomesi Travassos, 1956 -- valid
  Characidium grajahuensis Travassos, 1944 -- valid
  Characidium hasemani Steindachner, 1915 -- valid
  Characidium heinianum Zarske and Géry, 2001 -- valid
  Characidium interruptum Pellegrin, 1909 -- valid
  Characidium japuhybense Travassos, 1949 -- valid
  Characidium lagosantensis Travassos, 1947 -- valid
  Characidium lanei Travassos, 1967 -- valid
  Characidium laterale (Boulenger, 1895) -- valid
  Characidium lauroi Travassos, 1949 -- valid
  Characidium macrolepidotum (Peters, 1868) -- valid
  Characidium marshi Breder, 1925 -- valid
  Characidium occidentale Buckup and Reis, 1997 -- valid
  Characidium oiticicai Travassos, 1967 -- valid
  Characidium orientale Buckup and Reis, 1997 -- valid
  Characidium pellucidum Eigenmann, 1909 -- valid
  Characidium phoxocephalum Eigenmann, 1912 -- valid
  Characidium pteroides Eigenmann, 1909 -- valid
  Characidium pterostictum Gomes, 1947 -- valid
  Characidium purpuratum Steindachner, 1882 -- valid
  Characidium rachovii Regan, 1913 -- valid
  Characidium roesseli Géry, 1965 -- valid
  Characidium sanctjohanni Dahl, 1960 -- valid
  Characidium schindleri Zarske and Géry, 2001 -- valid
  Characidium schubarti Travassos, 1955 -- valid
  Characidium serrano Buckup and Reis, 1997 -- valid
  Characidium steindachneri Cope, 1878 -- valid
  Characidium stigmosum Melo and Buckup, 2002 -- valid
  Characidium tenue (Cope, 1894) -- valid
  Characidium timbuiense Travassos, 1946 -- valid
  Characidium vestigipinne Buckup and Hahn, 2000 -- valid
  Characidium vidali Travassos, 1967 -- valid
  Characidium zebra Eigenmann, 1909 -- valid
  Characodon Günther, 1866 -- valid
  Characodon audax Smith and Miller, 1986 -- valid -- bold characodon, mexcalpique del Toboso
  Characodon garmani Jordan and Evermann, 1898 -- valid -- mexcalpique de Parras, Parras characodon
  Characodon lateralis Günther, 1866 -- valid -- rainbow characodon, mexcalpique arcoiris
  Charax Scopoli, 1777 -- valid
  Charax apurensis Lucena, 1987 -- valid
  Charax caudimaculatus Lucena, 1987 -- valid
  Charax cervinus Lowe, 1838 -- invalid
  Charax condei (Géry and Knöppel, 1976) -- valid
  Charax gibbosus (Linnaeus, 1758) -- valid
  Charax hemigrammus (Eigenmann, 1912) -- valid
  Charax leticiae Lucena, 1987 -- valid
  Charax macrolepis (Kner, 1858) -- valid
  Charax metae Eigenmann, 1922 -- valid
  Charax michaeli Lucena, 1989 -- valid
  Charax niger Lucena, 1989 -- valid
  Charax notulatus Lucena, 1987 -- valid
  Charax pauciradiatus (Günther, 1864) -- valid
  Charax rupununi Eigenmann, 1912 -- valid
  Charax stenopterus (Cope, 1894) -- valid
  Charax tectifer (Cope, 1870) -- valid
  Charax unimaculatus Lucena, 1989 -- valid
  Charisella Fowler, 1939 -- invalid
  Chasmias misakius Jordan and Snyder, 1901 -- invalid
  Chasmichthys Jordan and Snyder, 1901 -- invalid
  Chasmichthys dolichognathus (Hilgendorf, 1879) -- invalid
  Chasmichthys gulosus (Sauvage, 1882) -- invalid
  Chasmodes Valenciennes in Cuvier and Valenciennes, 1836 -- valid
  Chasmodes bosquianus (Lacepède, 1800) -- valid -- striped blenny
  Chasmodes longimaxilla Williams, 1983 -- valid -- borracho bocón, stretchjaw blenny
  Chasmodes saburrae Jordan and Gilbert, 1882 -- valid -- Florida blenny
  Cheilinus abudjubbe Rüppell, 1835 -- valid
  Cheilinus chlorourus (Bloch, 1791) -- valid -- floral wrasse
  Cheilinus fasciatus (Bloch, 1791) -- valid
  Cheilinus lunulatus (Forsskål, 1775) -- valid
  Cheilinus oxycephalus Bleeker, 1853 -- valid -- plainfaced maori wrasse
  Cheilinus undulatus Rüppell, 1835 -- valid -- tapiro
  Cheilinus unifasciatus Streets, 1877 -- invalid -- ringtail wrasse
  Cheilio inermis (Forsskål, 1775) -- valid -- cigar wrasse
  Cheilochromis Eccles and Trewavas, 1989 -- valid
  Cheilochromis euchilus (Trewavas, 1935) -- valid -- big-lipped cichlid
  Cheilodactylus Lacepède, 1803 -- valid
  Cheilodactylus ephippium McCulloch and Waite, 1916 -- valid
  Cheilodactylus fasciatus Lacepède, 1803 -- valid -- bullerfish, bullerfish
  Cheilodactylus fuscus Castelnau, 1879 -- valid
  Cheilodactylus gibbosus Richardson, 1841 -- invalid -- magpie morwong, magpie morwong
  Cheilodactylus macropterus (Forster in Bloch and Schneider, 1801) -- invalid -- hawaiian morwong, jackassfish, Hawaiian morwong, jackassfish
  Cheilodactylus nigricans (Richardson, 1850) -- invalid
  Cheilodactylus nigripes Richardson, 1850 -- valid
  Cheilodactylus pixi Smith, 1980 -- valid
  Cheilodactylus rubrolabiatus Allen and Heemstra, 1976 -- valid
  Cheilodactylus spectabilis Hutton, 1872 -- valid -- brownbanded morwong, brownbanded morwong, red moki
  Cheilodactylus variegatus Valenciennes in Cuvier and Valenciennes, 1833 -- valid
  Cheilodactylus vestitus (Castelnau, 1879) -- valid
  Cheilodactylus vittatus Garrett, 1864 -- invalid
  Cheilodipterus Lacepède, 1801 -- valid
  Cheilodipterus alleni Gon, 1993 -- valid
  Cheilodipterus artus Smith, 1961 -- valid
  Cheilodipterus intermedius Gon, 1993 -- valid
  Cheilodipterus lachneri Klausewitz, 1959 -- valid -- arrowtooth cardinal, arrowtooth cardinal
  Cheilodipterus macrodon (Lacepède, 1802) -- valid -- bigtooth percelle
  Cheilodipterus nigrotaeniatus Smith and Radcliffe in Radcliffe, 1912 -- valid
  Cheilodipterus novemstriatus (Rüppell, 1838) -- valid
  Cheilodipterus parazonatus Gon, 1993 -- valid
  Cheilodipterus persicus Gon, 1993 -- valid
  Cheilodipterus pygmaios Gon, 1993 -- valid
  Cheilodipterus quinquelineatus Cuvier in Cuvier and Valenciennes, 1828 -- valid -- fivestriped percelle, fivestriped percelle
  Cheilodipterus singapurensis Bleeker, 1859-60 -- valid
  Cheilodipterus zonatus Smith and Radcliffe in Radcliffe, 1912 -- valid
  Cheilopogon Lowe, 1841 -- valid
  Cheilopogon abei Parin, 1996 -- valid
  Cheilopogon agoo (Temminck and Schlegel, 1846) -- valid
  Cheilopogon antoncichi (Woods and Schultz in Schultz et al., 1953) -- valid
  Cheilopogon arcticeps (Günther, 1866) -- valid
  Cheilopogon atrisignis (Jenkins, 1903) -- valid -- glider flyingfish, volador planeador
  Cheilopogon comatus (Mitchill, 1815) -- invalid -- clearwing flyingfish, volador de alas claras
  Cheilopogon cyanopterus (Valenciennes in Cuvier and Valenciennes, 1847) -- valid -- margined flyingfish, volador de borde oscuro, volador azul
  Cheilopogon dorsomacula (Fowler, 1944) -- valid -- blackspot flyingfish, volador lomo manchado
  Cheilopogon exsiliens (Linnaeus, 1771) -- valid -- bandwing flyingfish, volador bandeado, volador campechano
  Cheilopogon furcatus (Mitchill, 1815) -- valid -- spotfin flyingfish, volador ala manchada
  Cheilopogon furcatus furcatus (Mitchill, 1815) -- valid -- spotfin flyingfish, volador de alas punteadas
  Cheilopogon furcatus neimani Parin and Belyanina, 1998 -- valid
  Cheilopogon heterurus (Rafinesque, 1810) -- valid -- Atlantic flyingfish, blotchwing flyingfish, volador ala lunada
  Cheilopogon heterurus heterurus (Rafinesque, 1810) -- valid
  Cheilopogon heterurus hubbsi (Parin, 1961) -- valid -- blotchwing flyingfish
  Cheilopogon intermedius Parin, 1961 -- valid
  Cheilopogon katoptron (Bleeker, 1866) -- valid
  Cheilopogon melanurus (Valenciennes in Cuvier and Valenciennes, 1847) -- valid -- volador de banda estrecha, volador blanquito, Atlantic flyingfish
  Cheilopogon milleri (Gibbs and Staiger, 1970) -- valid
  Cheilopogon nigricans (Bennett, 1840) -- valid
  Cheilopogon papilio (Clark, 1936) -- valid -- butterfly flyingfish, volador mariposa
  Cheilopogon pinnatibarbatus (Bennett, 1831) -- valid -- great blacktailed flyingfish, spotted flyingfish, smallhead flyingfish, volador cabecita
  Cheilopogon pinnatibarbatus melanocercus (Ogilby, 1885) -- valid
  Cheilopogon pinnatibarbatus pinnatibarbatus (Bennett, 1831) -- valid
  Cheilopogon pitcairnensis (Nichols and Breder, 1935) -- valid
  Cheilopogon rapanouiensis Parin, 1961 -- valid
  Cheilopogon spilonotopterus (Bleeker, 1866) -- valid -- stained flyingfish, volador jaspeado
  Cheilopogon spilopterus (Valenciennes in Cuvier and Valenciennes, 1847) -- valid
  Cheilopogon suttoni (Whitley and Colefax, 1938) -- valid
  Cheilopogon unicolor (Valenciennes in Cuvier and Valenciennes, 1847) -- valid
  Cheilopogon xenopterus (Gilbert, 1890) -- valid -- volador puntas blancas, whitetip flyingfish
  Cheiloprion Weber, 1913 -- valid
  Cheiloprion labiatus (Day, 1877) -- valid -- largelipped puller
  Cheilotrema Tschudi, 1846 -- valid
  Cheilotrema fasciatum Tschudi, 1846 -- valid
  Cheilotrema saturnum (Girard, 1858) -- valid -- black croaker, corvinata negra
  Cheimarrichthys Haast, 1874 -- valid
  Cheimarrichthys fosteri Haast, 1874 -- valid -- shark bully, torrent fish
  Cheimerius Smith, 1938 -- valid
  Cheimerius matsubarai Akazaki, 1962 -- valid
  Cheimerius nufar (Valenciennes in Cuvier and Valenciennes, 1830) -- valid
  Cheirodon Girard, 1855 -- valid
  Cheirodon australe Eigenmann, 1928 -- valid
  Cheirodon axelrodi Schultz, 1956 -- invalid
  Cheirodon galusdai Eigenmann, 1928 -- valid
  Cheirodon ibicuhiensis Eigenmann, 1915 -- valid
  Cheirodon interruptus (Jenyns, 1842) -- valid
  Cheirodon jaguaribensis Fowler, 1941 -- valid
  Cheirodon kiliani Campos, 1982 -- valid
  Cheirodon ortegai Vari and Géry, 1980 -- valid
  Cheirodon parahybae Eigenmann, 1915 -- valid
  Cheirodon pisciculus Girard, 1855 -- valid
  Cheirodon pulcher (Gill, 1858) -- valid
  Cheirodon troemneri (Fowler, 1942) -- invalid
  Cheirodontops Schultz, 1944 -- valid
  Cheirodontops geayi Schultz, 1944 -- valid
  Chelidoperca Boulenger, 1895 -- valid
  Chelidoperca hirundinacea (Valenciennes in Cuvier and Valenciennes, 1831) -- valid
  Chelidoperca investigatoris (Alcock, 1890) -- valid
  Chelidoperca lecromi Fourmanoir, 1982 -- valid
  Chelidoperca margaritifera Weber, 1913 -- valid
  Chelidoperca occipitalis Kotthaus, 1973 -- valid
  Chelidoperca pleurospilus (Günther, 1880) -- valid
  Chelmo muelleri Klunzinger, 1880 -- invalid
  Chelmo pelta Günther, 1860 -- invalid
  Chelmon Cloquet, 1817 -- valid
  Chelmon marginalis Richardson, 1842 -- valid
  Chelmon muelleri Klunzinger, 1879 -- valid
  Chelmonops Bleeker, 1876 -- valid
  Chelonodon pulchellus (Smith, 1958) -- invalid
  Chenogaster holmbergi Lahille, 1903 -- invalid
  Chetia Trewavas, 1961 -- valid
  Chetia brevis Jubb, 1968 -- valid
  Chetia flaviventris Trewavas, 1961 -- valid
  Chetia gracilis (Greenwood, 1984) -- valid
  Chetia mola Balon and Stewart, 1983 -- valid
  Chetia welwitschi (Boulenger, 1898) -- valid
  Chiasmodon Johnson, 1864 -- valid
  Chiasmodon bolangeri Osório, 1909 -- valid
  Chiasmodon braueri Weber, 1913 -- valid
  Chiasmodon niger Johnson, 1864 -- valid -- black swallower
  Chiasmodon subniger Garman, 1899 -- valid
  Chilatherina Regan, 1914 -- valid
  Chilatherina alleni Price, 1997 -- valid
  Chilatherina axelrodi Allen, 1979 -- valid
  Chilatherina bleheri Allen, 1985 -- valid
  Chilatherina bulolo (Whitley, 1938) -- valid
  Chilatherina campsi (Whitley, 1957) -- valid
  Chilatherina crassispinosa (Weber, 1913) -- valid
  Chilatherina fasciata (Weber, 1913) -- valid
  Chilatherina lorentzii (Weber, 1907) -- valid
  Chilatherina pricei Allen and Renyaan, 1996 -- valid
  Chilatherina sentaniensis (Weber, 1907) -- valid
  Chilobrycon Géry and de Rham, 1981 -- valid
  Chilobrycon deuterodon Géry and de Rham, 1981 -- valid
  Chilochromis Boulenger, 1902 -- valid
  Chilochromis duponti Boulenger, 1902 -- valid
  Chiloconger Myers and Wade, 1941 -- valid
  Chiloconger dentatus (Garman, 1899) -- valid -- thicklip conger, congrio labioso
  Chiloconger labiatus Myers and Wade, 1941 -- invalid
  Chiloconger philippinensis Smith and Karmovskaya, 2003 -- valid
  Chiloconger similis Wade, 1946 -- invalid
  Chilodus Müller and Troschel, 1844 -- valid
  Chilodus fritillus Vari and Ortega, 1997 -- valid
  Chilodus gracilis Isbrücker and Nijssen, 1988 -- valid
  Chilodus punctatus Müller and Troschel, 1844 -- valid -- spotted headstander, spotted headstander
  Chilodus zunevei Puyo, 1946 -- valid
  Chilomycterus geometricus (Bloch & Schneider, 1801) -- invalid
  Chilomycterus schoepfi (Walbaum, 1792) -- invalid -- striped burrfish, burrfish, porcupinefish
  Chilorhinus vermiformis Peters, 1866 -- invalid -- shortfinned worm eel
  Chilotilapia Boulenger, 1908 -- valid
  Chilotilapia rhoadesii Boulenger, 1908 -- valid
  Chionobathyscus Andriashev and Neyelov, 1978 -- valid
  Chionobathyscus dewitti Andriashev and Neyelov, 1978 -- valid
  Chionodraco Lönnberg, 1906 -- valid
  Chionodraco hamatus (Lönnberg, 1905) -- valid
  Chionodraco kathleenae Regan, 1914 -- valid
  Chionodraco myersi DeWitt and Tyler, 1960 -- valid
  Chionodraco rastrospinosus DeWitt and Hureau, 1979 -- valid
  Chirodactylus Gill, 1862 -- valid
  Chirodactylus brachydactylus (Cuvier in Cuvier and Valenciennes, 1830) -- valid
  Chirodactylus grandis Günther, 1860 -- valid
  Chirodactylus jessicalenorum Smith, 1980 -- valid
  Chirolophis Swainson, 1839 -- valid -- warbonnets
  Chirolophis ascanii (Walbaum, 1792) -- valid -- Atlantic warbonnet, toupet marbré
  Chirolophis decoratus (Jordan and Snyder, 1902) -- valid -- decorated warbonnet
  Chirolophis japonicus Herzenstein, 1890 -- valid
  Chirolophis nugator (Jordan and Williams in Jordan and Starks, 1895) -- valid -- mosshead warbonnet
  Chirolophis saitone (Jordan and Snyder, 1902) -- valid
  Chirolophis snyderi (Taranetz, 1938) -- valid -- bearded warbonnet
  Chirolophis tarsodes (Jordan and Snyder, 1902) -- valid -- matcheek warbonnet
  Chirolophis wui (Wang and Wang, 1935) -- valid
  Chironemus Cuvier, 1829 -- valid
  Chironemus bicornis (Steindachner, 1898) -- valid
  Chironemus delfini (Porter, 1914) -- valid
  Chironemus georgianus Cuvier in Cuvier and Valenciennes, 1829 -- valid
  Chironemus marmoratus Günther, 1860 -- valid -- kelpfish, kelpfish
  Chironemus microlepis Waite, 1916 -- valid
  Chironemus spectabilis (Hutton, 1872) -- invalid -- red moki, red moki
  Chirostoma Swainson, 1839 -- valid
  Chirostoma aculeatum Barbour, 1973 -- valid -- charal cuchillo, scowling silverside
  Chirostoma arge (Jordan and Snyder, 1899) -- valid -- charal del Verde, largetooth silverside
  Chirostoma attenuatum Meek, 1902 -- valid -- charal prieto, slender silverside
  Chirostoma bartoni Jordan and Evermann, 1896 -- valid -- Alberca silverside, charal de la Caldera
  Chirostoma chapalae Jordan and Snyder, 1899 -- valid -- charal de Chapala, smallmouth silverside
  Chirostoma charari (de Buen, 1945) -- valid -- charal tarasco, least silverside
  Chirostoma compressum de Buen, 1940 -- valid
  Chirostoma consocium Jordan and Hubbs, 1919 -- valid -- charal de rancho, ranch silverside
  Chirostoma copandaro de Buen, 1945 -- valid
  Chirostoma estor Jordan, 1880 -- valid -- pescado blanco, pike silverside
  Chirostoma estor copandaro de Buen, 1945 -- invalid
  Chirostoma grandocule (Steindachner, 1894) -- valid -- bigeye silverside, charal de lago
  Chirostoma humboldtianum (Valenciennes in Cuvier and Valenciennes, 1835) -- valid -- charal de Xochimilco, shortfin silverside
  Chirostoma jordani Woolman, 1894 -- valid -- charal, charal, mesa silverside
  Chirostoma labarcae Meek, 1902 -- valid -- charal de La Barca, sharpnose silverside
  Chirostoma lucius Boulenger, 1900 -- valid -- charal de la Laguna, longjaw silverside
  Chirostoma melanoccus Alvarez, 1963 -- valid -- blunthead silverside, charal de San Juanico
  Chirostoma mezquital Meek, 1904 -- invalid -- charal del Mezquital, Mezquital silverside
  Chirostoma patzcuaro Meek, 1902 -- valid -- charal pinto, Patzcuaro silverside
  Chirostoma promelas Jordan and Snyder, 1899 -- valid -- blacknose silverside, charal boca negra
  Chirostoma reseratum Alvarez, 1963 -- valid
  Chirostoma riojai Solórzano and López, 1966 -- valid -- charal de Santiago, Toluca silverside
  Chirostoma sphyraena Boulenger, 1900 -- valid -- bigmouth silverside, charal barracuda
  Chirostoma zirahuen Meek, 1902 -- valid
  Chitala Fowler, 1934 -- valid
  Chitala blanci (d'Aubenton, 1965) -- valid
  Chitala chitala (Hamilton, 1822) -- valid -- featherback
  Chitala lopis (Bleeker, 1851) -- valid
  Chitala ornata (Gray, 1831) -- valid -- clown knifefish
  Chlamydogobius Whitley, 1930 -- valid
  Chlamydogobius eremius (Zietz, 1896) -- valid
  Chlamydogobius gloveri Larson, 1995 -- valid
  Chlamydogobius japalpa Larson, 1995 -- valid
  Chlamydogobius micropterus Larson, 1995 -- valid
  Chlamydogobius ranunculus Larson, 1995 -- valid
  Chlamydogobius squamigenus Larson, 1995 -- valid
  Chlidichthys Smith, 1953 -- valid
  Chlidichthys abruptus Lubbock, 1977 -- valid
  Chlidichthys auratus Lubbock, 1975 -- valid
  Chlidichthys bibulus (Smith, 1954) -- valid
  Chlidichthys cacatuoides Gill and Randall, 1994 -- valid
  Chlidichthys inornatus Lubbock, 1976 -- valid
  Chlidichthys johnvoelckeri Smith, 1953 -- valid
  Chlidichthys pembae Smith, 1954 -- valid
  Chlidichthys randalli Lubbock, 1977 -- valid
  Chlidichthys rubiceps Lubbock, 1975 -- valid
  Chlidichthys smithae Lubbock, 1977 -- valid
  Chlopsis Rafinesque, 1810 -- valid
  Chlopsis apterus (Beebe and Tee-van, 1938) -- valid -- stripesnout false moray, morena falsa hocico rayado
  Chlopsis bicollaris (Myers and Wade, 1941) -- valid
  Chlopsis bicolor Rafinesque, 1810 -- valid -- bicolor eel
  Chlopsis bidentatus Tighe and McCosker, 2003 -- valid
  Chlopsis dentatus (Seale, 1917) -- valid -- anguililla moteada, mottled false moray, morena falsa dientona
  Chlopsis fierasfer Jordan and Snyder, 1901 -- invalid -- blacktail duckbill
  Chlopsis kazuko Lavenberg, 1988 -- valid
  Chlopsis longidens (Garman, 1899) -- valid
  Chlopsis olokun (Robins and Robins, 1966) -- valid
  Chlopsis slusserorum Tighe and McCosker, 2003 -- valid
  Chlorophthalmus Bonaparte, 1840 -- valid
  Chlorophthalmus atlanticus Poll, 1953 -- valid
  Chlorophthalmus borealis Kuronuma and Yamaguchi, 1941 -- valid
  Chlorophthalmus brasiliensis Mead, 1958 -- valid
  Chlorophthalmus chalybeius (Goode, 1881) -- valid
  Chlorophthalmus ichthyandri Kotlyar and Parin, 1986 -- valid
  Chlorophthalmus mento Garman, 1899 -- valid
  Chlorophthalmus pectoralis Okamura and Doi in Okamura and Kitajima, 1984 -- valid
  Chlorophthalmus proridens Gilbert and Cramer, 1897 -- valid
  Chlorophthalmus punctatus Gilchrist, 1904 -- valid
  Chlorophthalmus zvezdae Kotlyar and Parin, 1986 -- valid
  Chlorurus Swainson, 1839 -- valid
  Chlorurus atrilunula (Randall and Bruce, 1983) -- valid
  Chlorurus bleekeri (de Beaufort in Weber and de Beaufort, 1940) -- valid
  Chlorurus bowersi (Snyder, 1909) -- valid
  Chlorurus capistratoides (Bleeker, 1847) -- valid
  Chlorurus cyanescens (Valenciennes in Cuvier and Valenciennes, 1840) -- valid
  Chlorurus frontalis (Valenciennes in Cuvier and Valenciennes, 1840) -- valid
  Chlorurus genazonatus (Randall and Bruce, 1983) -- valid
  Chlorurus gibbus (Rüppell, 1829) -- valid
  Chlorurus japanensis (Bloch, 1789) -- valid
  Chlorurus microrhinos (Bleeker, 1854) -- valid
  Chlorurus oedema (Snyder, 1909) -- valid
  Chlorurus perspicillatus (Steindachner, 1879) -- valid
  Chlorurus rhakoura Randall and Anderson, 1997 -- valid
  Chlorurus sordidus (Forsskål, 1775) -- valid -- uhu
  Chlorurus strongylocephalus (Bleeker, 1854) -- valid
  Chlorurus troschelii (Bleeker, 1853) -- valid
  Choerodon Bleeker, 1849 -- valid -- tuskfishes
  Choerodon anchorago (Bloch, 1791) -- valid -- orangedotted tuskfish
  Choerodon azurio (Jordan and Snyder, 1901) -- valid
  Choerodon cauteroma Gomon and Allen, 1987 -- valid
  Choerodon cephalotes (Castelnau, 1875) -- valid -- purple tuskfish
  Choerodon cyanodus (Richardson, 1843) -- valid -- bluetoothed tuskfish
  Choerodon fasciatus (Günther, 1867) -- valid -- harlequin tuskfish
  Choerodon frenatus Ogilby, 1910 -- valid
  Choerodon gomoni Allen and Randall, 2002 -- valid
  Choerodon graphicus (De Vis, 1885) -- valid
  Choerodon gymnogenys (Günther in Playfair and Günther, 1867) -- valid
  Choerodon jordani (Snyder, 1908) -- valid
  Choerodon margaritiferus Fowler and Bean, 1928 -- valid
  Choerodon melanostigma Fowler and Bean, 1928 -- valid
  Choerodon monostigma Ogilby, 1910 -- valid
  Choerodon oligacanthus (Bleeker, 1851) -- valid
  Choerodon paynei Whitley, 1945 -- valid
  Choerodon robustus (Günther, 1862) -- valid -- swordlipped wrasse
  Choerodon rubescens (Günther, 1862) -- valid
  Choerodon schoenleinii (Valenciennes in Cuvier and Valenciennes, 1839) -- valid -- blackspot tuskfish
  Choerodon sugillatum Gomon, 1987 -- valid
  Choerodon venustus (De Vis, 1884) -- valid -- pinksided tuskfish, Venus tuskfish
  Choerodon vitta Ogilby, 1910 -- valid -- striped tuskfish
  Choerodon zamboangae (Seale and Bean, 1907) -- valid
  Choerodon zosterophorus (Bleeker, 1868) -- valid
  Choeroichthys Kaup, 1856 -- valid
  Choeroichthys brachysoma (Bleeker, 1855) -- valid -- dotted pipefish, dotted pipefish
  Choeroichthys cinctus Dawson, 1976 -- valid
  Choeroichthys latispinosus Dawson, 1978 -- valid
  Choeroichthys sculptus (Günther, 1870) -- valid -- sculptured pipefish, sculptured pipefish
  Choeroichthys smithi Dawson, 1976 -- valid
  Choeroichthys suillus Whitley, 1951 -- valid -- pig pipefish, pig pipefish
  Chonophorus Poey, 1860 -- invalid
  Chonophorus genivittatus (Valenciennes in Cuvier and Valenciennes, 1837) -- invalid
  Chonophorus melanocephalus (Bleeker, 1849) -- invalid -- batog, batog
  Chonophorus stamineus (Eydoux and Souleyet, 1850) -- invalid
  Chorisochismus Brisout de Barneville, 1846 -- valid
  Chorisochismus dentex (Pallas, 1769) -- valid
  Chriodorus Goode and Bean, 1882 -- valid -- hardheads
  Chriodorus atherinoides Goode and Bean, 1882 -- valid -- hardhead halfbeak, pajarito cabezidura, pejerrey
  Chriolepis Gilbert, 1892 -- valid
  Chriolepis atrimelum Bussing, 1997 -- valid
  Chriolepis benthonis Ginsburg, 1953 -- valid -- deepwater goby, gobio de agua profunda
  Chriolepis cuneata Bussing, 1990 -- valid -- gobio carril, rail goby
  Chriolepis dialepta Bussing, 1990 -- valid
  Chriolepis fisheri Herre, 1942 -- invalid -- translucent goby, translucent goby
  Chriolepis imswe (Greenfield, 1981) -- valid
  Chriolepis lepidota Findley, 1975 -- valid
  Chriolepis minutillus Gilbert, 1892 -- valid -- gobio conchalero, rubble goby
  Chriolepis tagus Ginsburg, 1953 -- valid
  Chriolepis vespa Hastings and Bortone, 1981 -- valid -- wasp goby
  Chriolepis zebra Ginsburg, 1938 -- valid -- gecko goby, gobio salamanquesa
  Chriomitra concolor Lockington, 1879 -- invalid
  Chriomystax Ginsburg, 1955 -- invalid
  Chriomystax squamentum Ginsburg, 1955 -- invalid
  Chrionema Gilbert, 1905 -- valid
  Chrionema chlorotaenia McKay, 1971 -- valid
  Chrionema chryseres Gilbert, 1905 -- valid
  Chrionema furunoi Okamura and Yamachi in Okamura et al., 1982 -- valid
  Chrionema pallidum Parin, 1990 -- valid
  Chrionema squamentum (Ginsburg, 1955) -- valid
  Chrionema squamiceps Gilbert, 1905 -- valid
  Chromidotilapia Boulenger, 1898 -- valid
  Chromidotilapia elongata Lamboj, 1999 -- valid
  Chromidotilapia finleyi Trewavas, 1974 -- invalid
  Chromidotilapia guntheri (Sauvage, 1882) -- valid -- Gunther's cichlid
  Chromidotilapia kingsleyae Boulenger, 1898 -- valid
  Chromidotilapia linkei Staeck, 1980 -- valid
  Chromidotilapia mamonekenei Lamboj, 1999 -- valid
  Chromidotilapia melaniae Lamboj, 2003 -- valid
  Chromidotilapia mrac Lamboj, 2002 -- valid
  Chromidotilapia nana Lamboj, 2003 -- valid
  Chromidotilapia schoutedeni (Poll and Thys van den Audenaerde, 1967) -- valid
  Chromileptes Swainson, 1839 -- valid
  Chromileptes altivelis (Valenciennes in Cuvier and Valenciennes, 1828) -- valid
  Chromis Cuvier, 1814 -- valid
  Chromis abrupta Randall, 2001 -- valid
  Chromis abyssicola Allen and Randall, 1985 -- valid
  Chromis acares Randall and Swerdloff, 1973 -- valid
  Chromis agilis Smith, 1960 -- valid -- rusty chromis
  Chromis albomaculata Kamohara, 1960 -- valid
  Chromis albomaculatus Kamohara, 1960 -- invalid
  Chromis alleni Randall, Ida and Moyer, 1981 -- valid
  Chromis alpha Randall, 1988 -- valid
  Chromis alta Greenfield and Woods, 1980 -- valid -- castañeta alta, silverstripe chromis
  Chromis amboinensis (Bleeker, 1873) -- valid -- Ambon chromis
  Chromis analis (Cuvier in Cuvier and Valenciennes, 1830) -- valid -- yellow chromis
  Chromis atrilobata Gill, 1862 -- valid -- castañeta cola de tijera, scissortail chromis, Castañeta
  Chromis atripectoralis Welander and Schultz, 1951 -- valid -- blackfin chromis
  Chromis atripes Fowler and Bean, 1928 -- valid -- darkfin chromis
  Chromis axillaris (Bennett, 1831) -- valid
  Chromis bami Randall and McCosker, 1992 -- valid
  Chromis burtoni Günther, 1894 -- invalid
  Chromis cadenati Whitley, 1951 -- valid
  Chromis caerulea (Cuvier in Cuvier and Valenciennes, 1830) -- valid
  Chromis caudalis Randall, 1988 -- valid
  Chromis chromis (Linnaeus, 1758) -- valid -- damselfish
  Chromis chrysura (Bliss, 1883) -- valid -- stout chromis
  Chromis cinerascens (Cuvier in Cuvier and Valenciennes, 1830) -- valid -- puller
  Chromis crusma (Valenciennes in Cuvier and Valenciennes, 1833) -- valid
  Chromis cyanea (Poey, 1860) -- valid -- blue chromis, cromis azul, castañeta azul
  Chromis dasygenys (Fowler, 1935) -- valid -- bluespotted damsel
  Chromis delta Randall, 1988 -- valid
  Chromis dimidiata (Klunzinger, 1871) -- valid -- bicolor reeffish, chocolatedip chromis, half-and-half chromis
  Chromis dispilus Griffin, 1923 -- valid
  Chromis elerae Fowler and Bean, 1928 -- valid -- twinspot chromis
  Chromis enchrysura Jordan and Gilbert, 1882 -- valid -- yellowtail reeffish, castañeta coliamarilla
  Chromis fatuhivae Randall, 2001 -- valid
  Chromis flavapicis Randall, 2001 -- valid
  Chromis flavaxilla Randall, 1994 -- valid
  Chromis flavicauda (Günther, 1880) -- valid
  Chromis flavipectoralis Randall, 1988 -- valid
  Chromis flavomaculata Kamohara, 1960 -- valid
  Chromis flavomaculatus Kamohara, 1960 -- invalid
  Chromis fumea (Tanaka, 1917) -- valid
  Chromis hanui Randall and Swerdloff, 1973 -- valid
  Chromis hypsilepis (Günther, 1867) -- valid -- brown puller
  Chromis insolata (Cuvier in Cuvier and Valenciennes, 1830) -- valid -- sunshinefish, cromis sol, castañeta sol
  Chromis iomelas Jordan and Seale, 1906 -- valid -- half-and-half chromis
  Chromis jubauna Moura, 1995 -- valid
  Chromis kennensis Whitley, 1964 -- invalid -- Kenn Reef chromis
  Chromis klunzingeri Whitley, 1929 -- valid
  Chromis lepidolepis Bleeker, 1877 -- valid
  Chromis leucura Gilbert, 1905 -- valid -- whitetail chromis
  Chromis limbata (Cuvier in Cuvier and Valenciennes, 1830) -- valid
  Chromis limbaughi Greenfield and Woods, 1980 -- valid -- blue-and-yellow chromis, castañeta mexicana
  Chromis lineata Fowler and Bean, 1928 -- valid -- lined chromis
  Chromis lineatus Fowler and Bean, 1928 -- invalid
  Chromis lubbocki Edwards, 1986 -- valid
  Chromis margaritifer Fowler, 1946 -- valid -- bicolor chromis
  Chromis meridiana Greenfield and Woods, 1980 -- valid
  Chromis mirationis Tanaka, 1917 -- valid
  Chromis multilineata (Guichenot, 1853) -- valid -- brown chromis, cromis prieto, castañeta parda
  Chromis multilineatus (Guichenot, 1853) -- invalid
  Chromis nigroanalis Randall, 1988 -- valid
  Chromis nigrura Smith, 1960 -- valid
  Chromis nitida (Whitley, 1928) -- valid
  Chromis notata (Temminck and Schlegel, 1843) -- valid
  Chromis notatus (Temminck and Schlegel, 1843) -- invalid -- whitesaddled reeffish
  Chromis okamurai Yamakawa and Randall, 1989 -- valid
  Chromis opercularis (Günther in Playfair and Günther, 1867) -- valid -- doublebar reeffish
  Chromis ovalis (Steindachner, 1900) -- valid
  Chromis ovatiformis Fowler, 1946 -- valid
  Chromis pamae Randall and McCosker, 1992 -- valid
  Chromis pelloura Randall and Allen, 1982 -- valid
  Chromis pembae Smith, 1960 -- valid
  Chromis punctipinnis (Cooper, 1863) -- valid -- blacksmith, castañeta herrera
  Chromis randalli Greenfield and Hensley, 1970 -- valid
  Chromis retrofasciata Weber, 1913 -- valid
  Chromis retrofasciatus Weber, 1913 -- invalid
  Chromis rivulata Günther, 1860 -- invalid
  Chromis sanctaehelenae Edwards in Edwards and Glass, 1987 -- valid
  Chromis scotochiloptera Fowler, 1918 -- valid
  Chromis scotochilopterus Fowler, 1918 -- invalid
  Chromis scotti Emery, 1968 -- valid -- purple reeffish, cromis púrpura, castañeta púrpura
  Chromis struhsakeri Randall and Swerdloff, 1973 -- valid
  Chromis ternatensis (Bleeker, 1856) -- valid -- golden chromis, Ternate chromis
  Chromis triacantha Bowdich, 1825 -- valid
  Chromis trialpha Allen and Randall, 1980 -- valid
  Chromis vanderbilti (Fowler, 1941) -- valid
  Chromis verater Jordan and Metz, 1912 -- valid
  Chromis villadolidi Jordan and Tanaka, 1927 -- invalid
  Chromis viridis (Cuvier in Cuvier and Valenciennes, 1830) -- valid
  Chromis weberi Fowler and Bean, 1928 -- valid
  Chromis westaustralis Allen, 1976 -- valid
  Chromis woodsi Bruner and Arnam, 1979 -- valid
  Chromis xanthochira (Bleeker, 1851) -- valid -- striped-tail puller
  Chromis xanthopterygia Randall and McCarthy, 1988 -- valid
  Chromis xanthura (Bleeker, 1854) -- valid -- paletail chromis
  Chromis xutha Randall, 1988 -- valid
  Chromogobius de Buen, 1930 -- valid
  Chromogobius britoi Van Tassell, 2001 -- valid
  Chromogobius quadrivittatus (Steindachner, 1863) -- valid -- banded goby, banded goby
  Chromogobius zebratus (Kolombatovic, 1891) -- valid -- Kolombatovic's goby
  Chrysiptera Swainson, 1839 -- valid
  Chrysiptera albata Allen and Bailey, 2002 -- valid
  Chrysiptera annulata (Peters, 1855) -- valid -- footballer
  Chrysiptera biocellata (Quoy and Gaimard, 1825) -- valid -- bluebanded damselfish, twinspot damselfish, twospot damselfish
  Chrysiptera bleekeri (Fowler and Bean, 1928) -- valid
  Chrysiptera brownriggii (Bennett, 1828) -- valid
  Chrysiptera caeruleolineata (Allen, 1973) -- valid -- blueline damselfish
  Chrysiptera chengi (Lin, 1934) -- valid
  Chrysiptera cyanea (Quoy and Gaimard, 1825) -- valid -- blue devil, cornflower sargeantmajor, sapphire devil
  Chrysiptera cymatilis Allen, 1999 -- valid
  Chrysiptera flavipinnis (Allen and Robertson, 1974) -- valid -- yellowfin damselfish
  Chrysiptera galba (Allen and Randall, 1974) -- valid
  Chrysiptera glauca (Cuvier in Cuvier and Valenciennes, 1830) -- valid -- sombre damselfish
  Chrysiptera hemicyanea (Weber, 1913) -- valid
  Chrysiptera kuiteri Allen and Rajasuriya, 1995 -- valid
  Chrysiptera leucopoma (Cuvier in Cuvier and Valenciennes, 1830) -- valid -- orange devil, surge damselfish
  Chrysiptera niger (Allen, 1975) -- valid -- black damselfish
  Chrysiptera notialis (Allen, 1975) -- valid
  Chrysiptera oxycephala (Bleeker, 1877) -- valid
  Chrysiptera parasema (Fowler, 1918) -- valid
  Chrysiptera personata Fowler, 1946 -- valid
  Chrysiptera pricei Allen and Adrim, 1992 -- valid
  Chrysiptera rapanui (Greenfield and Hensley, 1970) -- valid -- Easter damselfish
  Chrysiptera rex (Snyder, 1909) -- valid -- king demoiselle, pink damselfish
  Chrysiptera rollandi (Whitley, 1961) -- valid
  Chrysiptera sheila Randall, 1994 -- valid
  Chrysiptera sinclairi Allen, 1987 -- valid
  Chrysiptera springeri (Allen and Lubbock, 1976) -- valid
  Chrysiptera starcki (Allen, 1973) -- valid
  Chrysiptera talboti (Allen, 1975) -- valid
  Chrysiptera taupou (Jordan and Seale, 1906) -- valid
  Chrysiptera traceyi (Woods and Schultz in Schultz, Chapman, Lachner and Wood, 1960) -- valid
  Chrysiptera tricincta (Allen and Randall, 1974) -- valid -- threeband damselfish
  Chrysiptera unimaculata (Cuvier in Cuvier and Valenciennes, 1830) -- valid
  Chrysoblephus Swainson, 1839 -- valid
  Chrysoblephus anglicus (Gilchrist and Thompson, 1908) -- valid
  Chrysoblephus cristiceps (Valenciennes in Cuvier and Valenciennes, 1830) -- valid
  Chrysoblephus gibbiceps (Valenciennes in Cuvier and Valenciennes, 1830) -- valid
  Chrysoblephus laticeps (Valenciennes in Cuvier and Valenciennes, 1830) -- valid
  Chrysoblephus lophus (Fowler, 1925) -- valid
  Chrysoblephus puniceus (Gilchrist and Thompson, 1908) -- valid
  Chrysobrycon Weitzman and Menezes, 1998 -- valid
  Chrysobrycon hesperus (Böhlke, 1958) -- valid
  Chrysobrycon myersi (Weitzman and Thomerson, 1970) -- valid
  Chrysochir Trewavas and Yazdani, 1966 -- valid
  Chrysochir aureus (Richardson, 1846) -- valid
  Chrysophrys Quoy and Gaimard, 1824 -- valid
  Chrysophrys auratus (Forster in Bloch and Schneider, 1801) -- valid
  Chrysophrys major Temminck and Schlegel, 1843 -- invalid
  Cichla Bloch and Schneider, 1801 -- valid -- eyetail cichlids
  Cichla intermedia Machado-Allison, 1971 -- valid
  Cichla monoculus (Spix and Agassiz, 1831) -- valid
  Cichla ocellaris Bloch and Schneider, 1801 -- valid -- peacock cichlid, butterfly peacock bass
  Cichla orinocensis Humboldt in Humboldt and Valenciennes, 1821 -- valid
  Cichla temensis Humboldt in Humboldt and Valenciennes, 1821 -- valid -- speckled pavon
  Cichlasoma Swainson, 1839 -- valid -- American cichlids
  Cichlasoma aguadae Hubbs, 1936 -- valid
  Cichlasoma alborum Hubbs, 1936 -- valid
  Cichlasoma amarum Hubbs, 1936 -- valid
  Cichlasoma amazonarum Kullander, 1983 -- valid
  Cichlasoma araguaiense Kullander, 1983 -- valid
  Cichlasoma atromaculatus Regan, 1912 -- valid
  Cichlasoma aureum (Günther, 1862) -- invalid -- golden cichlid, golden cichlid
  Cichlasoma autochthon (Günther, 1862) -- valid
  Cichlasoma beani (Jordan, 1889) -- valid -- green guapote, mojarra de Sinaloa, Sinaloa cichlid
  Cichlasoma bimaculatum (Linnaeus, 1758) -- valid -- black acara, twospotted cichlid
  Cichlasoma biocellatum Regan, 1909 -- invalid -- Jack Dempsey
  Cichlasoma bocourti (Vaillant and Pellegrin, 1902) -- valid
  Cichlasoma boliviense Kullander, 1983 -- valid
  Cichlasoma cienagae Hubbs, 1936 -- valid
  Cichlasoma citrinellum (Günther, 1864) -- invalid -- midas cichlid
  Cichlasoma conchitae Hubbs, 1936 -- valid
  Cichlasoma cutteri Fowler, 1932 -- invalid -- Cutter's cichlid
  Cichlasoma cyanoguttatum (Baird and Girard, 1854) -- invalid -- Rio Grande cichlid, Rio Grande perch, mojarra del norte
  Cichlasoma dimerus (Heckel, 1840) -- valid
  Cichlasoma ericymba Hubbs, 1938 -- valid
  Cichlasoma facetum (Jenyns, 1842) -- valid -- chanchito, chanchito
  Cichlasoma festae (Boulenger, 1899) -- valid
  Cichlasoma friedrichsthalii (Heckel, 1840) -- invalid -- Friedrichsthal's cichlid, mojarra del San Juan, yellowjacket
  Cichlasoma geddesi (Regan, 1905) -- valid
  Cichlasoma gephyra Eigenmann, 1922 -- valid
  Cichlasoma grammodes Taylor and Miller, 1980 -- valid -- Chiapa de Corzo cichlid, mojarra del Chiapa de Corzo
  Cichlasoma guija Hildebrand, 1934 -- invalid
  Cichlasoma haitiensis Tee-Van, 1935 -- invalid -- Haiti cichlid
  Cichlasoma hellabrunni Ladiges, 1942 -- invalid -- Hellabrunn cichlid
  Cichlasoma istlanum (Jordan and Snyder, 1899) -- valid -- mojarra del Balsas, redside cichlid
  Cichlasoma maculicauda Regan, 1905 -- invalid -- spotted cichlid, spotted cichlid
  Cichlasoma managuense (Günther, 1867) -- invalid -- jaguar guapote, Managua cichlid, mojarra de Managua
  Cichlasoma mayorum Hubbs, 1936 -- valid
  Cichlasoma meeki (Brind, 1918) -- invalid -- firemouth cichlid, mojarra boca de fuego
  Cichlasoma mento (Vaillant and Pellegrin, 1902) -- valid
  Cichlasoma microlepis Dahl, 1960 -- valid
  Cichlasoma motaguense (Günther, 1867) -- invalid -- mojarra del Motagua, Motagua cichlid
  Cichlasoma nigrofasciatum (Günther, 1867) -- invalid -- convict cichlid, zebra cichlid, mojarra convicto
  Cichlasoma octofasciata (Regan, 1903) -- valid
  Cichlasoma octofasciatum (Regan, 1903) -- invalid -- eightbanded cichlid, Jack Dempsey, mojarra castarrica
  Cichlasoma orientale Kullander, 1983 -- valid
  Cichlasoma orinocense Kullander, 1983 -- valid
  Cichlasoma ornata (Regan, 1905) -- valid
  Cichlasoma paranaense Kullander, 1983 -- valid
  Cichlasoma portalegrensis (Hensel, 1870) -- valid
  Cichlasoma pusillum Kullander, 1983 -- valid
  Cichlasoma ramsdeni Fowler, 1938 -- valid
  Cichlasoma salvini (Günther, 1862) -- valid -- Salvin's cichlid, yellowbelly cichlid, guapote tricolor
  Cichlasoma sanctifranciscense Kullander, 1983 -- valid
  Cichlasoma scitulum Rican and Kullander, 2003 -- valid
  Cichlasoma severum (Heckel, 1840) -- invalid -- banded cichlid
  Cichlasoma spilurum (Günther, 1862) -- invalid -- blue-eye cichla, mojarra yucateca, blue-eye cichlid
  Cichlasoma stenozonum Hubbs, 1936 -- valid
  Cichlasoma taenia (Bennett, 1831) -- valid
  Cichlasoma tembe Casciotta, Gómez and Toresanni, 1995 -- valid
  Cichlasoma tetracanthus (Valenciennes in Cuvier and Valenciennes, 1831) -- invalid -- Cuban cichlid
  Cichlasoma trimaculatum (Günther, 1867) -- valid -- threespot cichlid, mojarra prieta
  Cichlasoma troschelii (Steindachner, 1867) -- valid
  Cichlasoma ufermanni (Allgayer, 2002) -- valid -- mojarra del Usumacinta, Usumacinta cichlid
  Cichlasoma urophthalma (Günther, 1862) -- valid
  Cichlasoma urophthalmus (Günther, 1862) -- invalid -- Mayan cichlid, mojarra del sureste
  Cichlasoma zebra Hubbs, 1936 -- valid
  Cilus Delfin, 1900 -- valid
  Cilus gilberti (Abbott, 1899) -- valid
  Cirrhibarbis Valenciennes in Cuvier and Valenciennes, 1836 -- valid
  Cirrhibarbis capensis Valenciennes in Cuvier and Valenciennes, 1836 -- valid
  Cirrhilabrus Temminck and Schlegel, 1845 -- valid
  Cirrhilabrus adornatus Randall and Kunzmann, 1998 -- valid
  Cirrhilabrus aurantidorsalis Allen and Kuiter, 1999 -- valid
  Cirrhilabrus balteatus Springer and Randall, 1974 -- valid
  Cirrhilabrus bathyphilus Randall and Nagareda, 2002 -- valid
  Cirrhilabrus blatteus Springer and Randall, 1974 -- valid
  Cirrhilabrus claire Randall and Pyle, 2001 -- valid
  Cirrhilabrus condei Allen and Randall, 1996 -- valid
  Cirrhilabrus cyanopleura (Bleeker, 1851) -- valid
  Cirrhilabrus earlei Randall and Pyle, 2001 -- valid
  Cirrhilabrus exquisitus Smith, 1957 -- valid
  Cirrhilabrus filamentosus (Klausewitz, 1976) -- valid
  Cirrhilabrus flavidorsalis Randall and Carpenter, 1980 -- valid
  Cirrhilabrus joanallenae Allen, 2000 -- valid
  Cirrhilabrus johnsoni Randall, 1988 -- valid
  Cirrhilabrus jordani Snyder, 1904 -- valid
  Cirrhilabrus katherinae Randall, 1992 -- valid
  Cirrhilabrus katoi Senou and Hirata, 2000 -- valid
  Cirrhilabrus laboutei Randall and Lubbock, 1982 -- valid
  Cirrhilabrus lanceolatus Randall and Masuda, 1991 -- valid
  Cirrhilabrus lineatus Randall and Lubbock, 1982 -- valid
  Cirrhilabrus lubbocki Randall and Carpenter, 1980 -- valid
  Cirrhilabrus lunatus Randall and Masuda, 1991 -- valid
  Cirrhilabrus luteovittatus Randall, 1988 -- valid
  Cirrhilabrus marjorie Allen, Randall and Carlson, 2003 -- valid
  Cirrhilabrus melanomarginatus Randall and Shen, 1978 -- valid
  Cirrhilabrus morrisoni Allen, 1999 -- valid
  Cirrhilabrus punctatus Randall and Kuiter, 1989 -- valid
  Cirrhilabrus pylei Allen and Randall, 1996 -- valid
  Cirrhilabrus randalli Allen, 1995 -- valid
  Cirrhilabrus rhomboidalis Randall, 1988 -- valid
  Cirrhilabrus roseafascia Randall and Lubbock, 1982 -- valid
  Cirrhilabrus rubrimarginatus Randall, 1992 -- valid
  Cirrhilabrus rubripinnis Randall and Carpenter, 1980 -- valid
  Cirrhilabrus rubrisquamis Randall and Emery, 1983 -- valid
  Cirrhilabrus rubriventralis Springer and Randall, 1974 -- valid
  Cirrhilabrus sanguineus Cornic, 1987 -- valid
  Cirrhilabrus scottorum Randall and Pyle, 1989 -- valid
  Cirrhilabrus solorensis Bleeker, 1853 -- valid
  Cirrhilabrus temminckii Bleeker, 1853 -- valid
  Cirrhilabrus tonozukai Allen and Kuiter, 1999 -- valid
  Cirrhilabrus walindi Allen and Randall, 1996 -- valid
  Cirrhilabrus walshi Randall and Pyle, 2001 -- valid
  Cirrhimuraena Kaup, 1856 -- valid
  Cirrhimuraena calamus (Günther, 1870) -- valid
  Cirrhimuraena cheilopogon (Bleeker, 1860) -- valid
  Cirrhimuraena chinensis Kaup, 1856 -- valid
  Cirrhimuraena inhacae (Smith, 1962) -- valid
  Cirrhimuraena macgregori (Jenkins, 1903) -- invalid
  Cirrhimuraena oliveri (Seale, 1910) -- valid
  Cirrhimuraena orientalis Nguyen, 1993 -- valid
  Cirrhimuraena paucidens Herre and Myers, 1931 -- valid
  Cirrhimuraena playfairii (Günther, 1870) -- valid
  Cirrhimuraena yuanding Tang and Zhang, 2003 -- valid
  Cirrhites Lacepède, 1803 -- invalid
  Cirrhites cinctus Günther, 1860 -- invalid
  Cirrhites pinnulatus (Forster in Bloch and Schneider, 1801) -- invalid
  Cirrhitichthys Bleeker, 1857 -- valid
  Cirrhitichthys aprinus (Cuvier in Cuvier and Valenciennes, 1829) -- valid -- respotted hawkfish, spotted hawkfish, respotted hawkfish, spotted hawkfish
  Cirrhitichthys aureus (Temminck and Schlegel, 1842) -- valid -- golden curlyfin, golden curlyfin
  Cirrhitichthys bleekeri Day, 1874 -- valid
  Cirrhitichthys calliurus Regan, 1905 -- valid
  Cirrhitichthys falco Randall, 1963 -- valid
  Cirrhitichthys guichenoti (Sauvage, 1880) -- valid
  Cirrhitichthys oxycephalus (Bleeker, 1855) -- valid -- coral hawkfish, halcón de coral
  Cirrhitichthys randalli Kotthaus, 1976 -- valid
  Cirrhitichthys serratus Randall, 1963 -- invalid
  Cirrhitoidea Jenkins, 1903 -- invalid
  Cirrhitops Smith, 1951 -- valid
  Cirrhitops fasciatus (Bennett, 1828) -- valid
  Cirrhitops hubbardi (Schultz, 1943) -- valid
  Cirrhitus Lacepède, 1803 -- valid
  Cirrhitus albopunctatus Schultz, 1950 -- valid
  Cirrhitus atlanticus Osório, 1893 -- valid
  Cirrhitus pinnulatus (Forster in Bloch and Schneider, 1801) -- valid -- oopukai, redspotted hawkfish, oopukai, redspotted hawkfish
  Cirrhitus rivulatus Valenciennes, 1846 -- valid -- chino mero, giant hawkfish
  Cirricaecula Schultz in Schultz, Herald, Lachner, Welander and Woods, 1953 -- valid
  Cirricaecula johnsoni Schultz in Schultz, Herald, Lachner, Welander and Woods, 1953 -- valid
  Cirricaecula macdowelli McCosker and Randall, 1993 -- valid
  Cirriemblemaria Hastings, 1997 -- valid
  Cirriemblemaria lucasana (Stephens, 1963) -- valid -- plume blenny, tubícola plumoso
  Cirrimaxilla Chen and Shao, 1995 -- valid
  Cirrimaxilla formosa Chen and Shao, 1995 -- valid
  Cirripectes Swainson, 1839 -- valid
  Cirripectes alboapicalis (Ogilby, 1899) -- valid
  Cirripectes alleni Williams, 1993 -- valid
  Cirripectes auritus Carlson, 1981 -- valid
  Cirripectes castaneus (Valenciennes in Cuvier and Valenciennes, 1836) -- valid
  Cirripectes chelomatus Williams and Maugé, 1984 -- valid
  Cirripectes filamentosus (Alleyne and Macleay, 1877) -- valid
  Cirripectes fuscoguttatus Strasburg and Schultz, 1953 -- valid
  Cirripectes gilberti Williams, 1988 -- valid
  Cirripectes hutchinsi Williams, 1988 -- valid
  Cirripectes imitator Williams, 1985 -- valid
  Cirripectes jenningsi Schultz, 1943 -- valid
  Cirripectes kuwamurai Fukao, 1984 -- valid
  Cirripectes lineopunctatus Strasburg, 1956 -- invalid
  Cirripectes obscurus (Borodin, 1927) -- valid
  Cirripectes perustus Smith, 1959 -- valid
  Cirripectes polyzona (Bleeker, 1868) -- valid
  Cirripectes quagga (Fowler and Ball, 1924) -- valid
  Cirripectes randalli Williams, 1988 -- valid
  Cirripectes springeri Williams, 1988 -- valid
  Cirripectes stigmaticus Strasburg and Schultz, 1953 -- valid
  Cirripectes vanderbilti (Fowler, 1938) -- valid
  Cirripectes variolosus (Valenciennes in Cuvier and Valenciennes, 1836) -- valid -- collared blenny
  Cirripectes viriosus Williams, 1988 -- valid
  Cirripectus Swainson, 1839 -- invalid
  Cirripectus fuscoguttata Strasburg and Schultz, 1953 -- invalid
  Cirripectus leopardus (Day, 1870) -- invalid -- fringed lepoard blenny, fringed leopard blenny
  Cirripectus lineopunctatus Strasburg, 1956 -- invalid
  Cirripectus vanderbilti (Fowler, 1938) -- invalid -- scarface blenny, scarface blenny
  Cirrisalarias Springer, 1976 -- valid
  Cirrisalarias bunares Springer, 1976 -- valid
  Citharidium Boulenger, 1902 -- valid
  Citharidium ansorgii Boulenger, 1902 -- valid
  Citharinops Daget, 1962 -- valid
  Citharinops distichodoides (Pellegrin, 1919) -- valid
  Citharinus Cuvier, 1816 -- valid
  Citharinus citharus (Geoffroy Saint-Hilaire, 1809) -- valid
  Citharinus congicus Boulenger, 1897 -- valid
  Citharinus eburneensis Daget, 1962 -- valid
  Citharinus gibbosus Boulenger, 1899 -- valid
  Citharinus latus Müller and Troschel, 1844 -- valid
  Citharinus macrolepis Boulenger, 1899 -- valid
  Citharoedus Kaup, 1860 -- invalid
  Clariger Jordan and Snyder, 1901 -- valid
  Clariger chionomaculatus Shiogaki, 1988 -- valid
  Clariger cosmurus Jordan and Snyder, 1901 -- valid
  Clariger exilis Snyder, 1911 -- valid
  Clariger papillosus Ebina, 1935 -- valid
  Clariger sirahamaensis Sakamoto, 1932 -- valid
  Clarkichthys Smith, 1958 -- valid
  Clarkichthys bilineatus (Clark, 1936) -- valid -- flagtail wormfish, pez lombriz colibandera
  Cleithracara Kullander and Nijssen, 1989 -- valid
  Cleithracara maronii (Steindachner, 1881) -- valid -- keyhole cichlid
  Clepticus Cuvier, 1829 -- valid
  Clepticus africanus Heiser, Moura and Robertson, 2000 -- valid
  Clepticus brasiliensis Heiser, Moura and Robertson, 2000 -- valid
  Clepticus parrae (Bloch and Schneider, 1801) -- valid -- creole wrasse, rabirrubia genízara, doncella mulata
  Clevelandia Eigenmann and Eigenmann, 1888 -- valid -- arrow gobies
  Clevelandia ios (Jordan and Gilbert, 1882) -- valid -- arrow goby, gobio flecha
  Climacoporus Barnard, 1935 -- valid
  Climacoporus navalis Barnard, 1935 -- valid
  Clinitrachus Swainson, 1839 -- valid
  Clinitrachus argentatus (Risso, 1810) -- valid
  Clinoporus Barnard, 1927 -- valid
  Clinoporus biporosus (Gilchrist and Thompson, 1908) -- valid -- ladder clipfish, ladder clipfish
  Clinus Cuvier, 1816 -- valid -- weedfishes, weedfishes
  Clinus acuminatus (Bloch and Schneider, 1801) -- valid -- sad klipfish, sad klipfish
  Clinus agilis Smith, 1931 -- valid -- agile klipfish, agile klipfish
  Clinus anguillaris Valenciennes in Cuvier and Valenciennes, 1836 -- invalid -- snake klipfish, snake klipfish
  Clinus berrisfordi Penrith, 1967 -- valid -- onrust klipfish, onrust klipfish
  Clinus brevicristatus Gilchrist and Thompson, 1908 -- valid -- cape kilpfish, cape kilpfish
  Clinus capensis (Valenciennes in Cuvier and Valenciennes, 1836) -- invalid -- barbelled klipfish, barbelled klipfish
  Clinus cottoides Valenciennes in Cuvier and Valenciennes, 1836 -- valid -- bluntnose klipfish, bluntnose klipfish
  Clinus dorsalis Bleeker, 1860 -- invalid -- nosestripe klipfish, nosestripe klipfish
  Clinus helenae (Smith, 1946) -- valid -- helen's klipfish, helen's klipfish
  Clinus heterodon Valenciennes in Cuvier and Valenciennes, 1836 -- valid -- west coast klipfish, west coast klipfish
  Clinus latipennis Valenciennes in Cuvier and Valenciennes, 1836 -- valid -- false bay klipfish, false bay klipfish
  Clinus navalis (Barnard, 1935) -- invalid -- fleet klipfish, fleet klipfish
  Clinus nematopterus Günther, 1861 -- valid
  Clinus robustus Gilchrist and Thompson, 1908 -- valid -- robust klipfish, robust klipfish
  Clinus rotundifrons Barnard, 1937 -- valid
  Clinus spatulatus Bennett, 1983 -- valid
  Clinus striatus Gilchrist and Thompson, 1908 -- invalid -- striped klipfish, striped klipfish
  Clinus superciliosus (Linnaeus, 1758) -- valid -- super klipfish, super klipfish
  Clinus taurus Gilchrist and Thompson, 1908 -- valid -- bull klipfish, bull klipfish
  Clinus venustris Gilchrist and Thompson, 1908 -- valid -- speckled klipfish, speckled klipfish
  Clinus woodi (Smith, 1946) -- valid -- oldman clipfish, oldman clipfish
  Clupea gigantea Shaw, 1804 -- invalid
  Clupea thrissoides Bloch and Schneider, 1801 -- invalid
  Clupeacharax Pearson, 1924 -- valid
  Clupeacharax anchoveoides Pearson, 1924 -- valid
  Clupeocharax Pellegrin, 1926 -- valid
  Clupeocharax schoutedeni Pellegrin, 1926 -- valid
  Clupisudis Swainson, 1839 -- invalid
  Cnesterodon Garman, 1895 -- valid
  Cnesterodon brevirostratus Rosa and Costa, 1993 -- valid
  Cnesterodon carnegiei Haseman, 1911 -- valid
  Cnesterodon decemmaculatus (Jenyns, 1842) -- valid
  Cnesterodon decummaculatus (Jenyns, 1842) -- invalid -- tenspotted livebearer, tenspotted livebearer
  Cnesterodon hypselurus Lucinda and Garavello, 2001 -- valid
  Cnesterodon omorgmatos Lucinda and Garavello, 2001 -- valid
  Cnesterodon raddai Meyer and Etzel, 2001 -- valid
  Cnesterodon septentrionalis Rosa and Costa, 1993 -- valid
  Cobitis anableps Linnaeus, 1758 -- invalid
  Cobitis macrolepidota Walbaum, 1792 -- invalid
  Coccorella Roule, 1929 -- valid
  Cochleoceps Whitley, 1943 -- valid
  Cochleoceps bassensis Hutchins, 1983 -- valid
  Cochleoceps bicolor Hutchins, 1991 -- valid
  Cochleoceps orientalis Hutchins, 1991 -- valid
  Cochleoceps spatula (Günther, 1861) -- valid
  Cochleoceps viridis Hutchins, 1991 -- valid
  Coius chatareus Hamilton, 1822 -- invalid
  Coius microlepis (Bleeker, 1853) -- invalid
  Coius nandus Hamilton, 1822 -- invalid
  Coius polota Hamilton, 1822 -- invalid
  Coleosmaris Norman, 1931 -- invalid
  Coleotropis Myers and Wade, 1942 -- invalid
  Colisa Cuvier in Cuvier and Valenciennes, 1831 -- valid
  Colisa chuna (Hamilton, 1822) -- valid -- honey gourami
  Colisa fasciata (Bloch and Schneider, 1801) -- valid -- banded gourami, striped gourami, banded gourami, striped gourami
  Colisa labiosa (Day, 1877) -- valid -- thick-lipped gourami
  Colisa lalia (Hamilton, 1822) -- valid -- dwarf gourami
  Colisa sota (Hamilton, 1822) -- invalid -- honey gourami
  Collichthys Günther, 1860 -- valid
  Collichthys lucidus (Richardson, 1844) -- valid
  Collichthys niveatus Jordan and Starks, 1906 -- valid
  Collybus Snyder, 1904 -- valid
  Collybus drachme Snyder, 1904 -- valid
  Coloconger Alcock, 1889 -- valid
  Coloconger cadenati Kanazawa, 1961 -- valid
  Coloconger canina (Castle and Raju, 1975) -- valid
  Coloconger eximia (Castle, 1967) -- valid
  Coloconger japonicus Machida in Okamura and Kitajima, 1984 -- valid
  Coloconger meadi Kanazawa, 1957 -- valid
  Coloconger raniceps Alcock, 1889 -- valid
  Coloconger scholesi Chan, 1967 -- valid
  Cologrammus Gill, 1893 -- valid
  Cologrammus flavescens (Hutton, 1872) -- valid
  Cololabis Gill, 1896 -- valid
  Cololabis adocetus Böhlke, 1951 -- valid
  Cololabis saira (Brevoort, 1856) -- valid -- paparda del Pacífico, Pacific saury
  Colossoma Eigenmann and Kennedy, 1903 -- valid
  Colossoma macropomum (Cuvier, 1816) -- valid -- tambaquí, blackfin pacu, cachama
  Colpichthys Hubbs, 1918 -- valid
  Colpichthys hubbsi Crabtree, 1989 -- valid -- delta silverside, pejerrey delta
  Colpichthys regis (Jenkins and Evermann, 1889) -- valid -- pez del rey, false grunion, pejerrey charal
  Compsaraia Albert, 2001 -- valid
  Compsaraia compsa (Mago-Leccia, 1994) -- valid
  Compsura Eigenmann, 1915 -- valid
  Compsura gorgonae (Evermann and Goldsborough, 1909) -- valid
  Compsura heterura Eigenmann, 1915 -- valid
  Conger Bosc, 1817 -- valid
  Conger cinereus Rüppell, 1830 -- valid -- longfin conger, congre oiro, congrio de aleta larga
  Conger cinereus cinereus Rüppell, 1830 -- valid
  Conger cinereus marginatus Valenciennes in Eydoux and Souleyet, 1850 -- valid
  Conger conger (Linnaeus, 1758) -- valid -- conger eel, sea eel
  Conger erebennus (Jordan and Snyder, 1901) -- valid
  Conger esculentus Poey, 1861 -- valid -- Antillean conger, congrio común
  Conger japonicus Bleeker, 1879 -- valid -- beach conger, swarthy conger
  Conger labiata Castelnau, 1879 -- invalid
  Conger macrocephalus Kanazawa, 1958 -- valid
  Conger macrops Günther, 1870 -- invalid
  Conger marginatus Valenciennes in Eydoux and Souleyet, 1850 -- invalid
  Conger myriaster (Brevoort, 1856) -- valid
  Conger oceanicus (Mitchill, 1818) -- valid -- conger eel
  Conger oligoporus Kanazawa, 1958 -- valid
  Conger orbignianus Valenciennes, 1842 -- valid
  Conger philippinus Kanazawa, 1958 -- valid
  Conger triporiceps Kanazawa, 1958 -- valid -- manytooth conger, congrio dentudo
  Conger verreauxi Kaup, 1856 -- valid -- conger eel, koiro
  Conger wilsoni (Bloch and Schneider, 1801) -- invalid -- Cape conger
  Congocharax Matthes, 1964 -- valid
  Congocharax gossei Poll and Lambert, 1964 -- valid
  Congocharax olbrechtsi (Poll, 1954) -- valid
  Congocharax spilotaenia (Boulenger, 1912) -- valid
  Congopanchax Poll, 1971 -- invalid
  Congrammus Fowler, 1906 -- invalid
  Congrammus moorei Fowler, 1906 -- invalid
  Congrellus Ogilby, 1898 -- invalid
  Congresox Gill, 1890 -- valid
  Congresox talabon (Cuvier, 1829) -- valid -- yellow pike conger, morénésoce jaune, morenocio amarillo
  Congresox talabonoides (Bleeker, 1853) -- valid -- Indian putyekanipa, Indian pike conger, morenocio indio, morénésoce indien
  Congrhynchus Fowler, 1934 -- valid
  Congrhynchus talabonoides Fowler, 1934 -- valid
  Congrina Jordan and Hubbs, 1925 -- invalid
  Congrina gracilior Ginsburg, 1951 -- invalid -- whiptail conger
  Congrina macrosoma Ginsburg, 1951 -- invalid
  Congriscus Jordan and Hubbs, 1925 -- valid
  Congriscus maldivensis (Norman, 1939) -- valid
  Congriscus megastomus (Günther, 1877) -- valid
  Congrogadoides Borodin, 1933 -- invalid
  Congrogadoides amplimaculatus Winterbottom, 1980 -- invalid
  Congrogadus Günther, 1862 -- valid
  Congrogadus amplimaculatus (Winterbottom, 1980) -- valid
  Congrogadus hierichthys Jordan and Richardson, 1908 -- valid -- tamayo, tamayo
  Congrogadus malayanus (Weber, 1909) -- valid
  Congrogadus spinifer (Borodin, 1933) -- valid
  Congrogadus subducens (Richardson, 1843) -- valid -- mud blenny, mud blenny
  Congrogadus winterbottomi Gill, Mooi and Hutchins, 2000 -- valid
  Congrosoma Garman, 1899 -- valid
  Congrosoma evermanni Garman, 1899 -- valid
  Conidens Briggs, 1955 -- valid
  Conidens laticephalus (Tanaka, 1909) -- valid
  Conidens samoensis (Steindachner, 1906) -- valid
  Conniella Allen, 1983 -- valid
  Conniella apterygia Allen, 1983 -- valid
  Cookeolus Fowler, 1928 -- valid
  Cookeolus boops (Forster in Bloch and Schneider, 1801) -- invalid
  Cookeolus japonicus (Cuvier in Cuvier and Valenciennes, 1829) -- valid -- bulleye, catalufa aleta larga
  Copadichromis Eccles and Trewavas, 1989 -- valid
  Copadichromis atripinnis Stauffer and Sato, 2002 -- valid
  Copadichromis azureus Konings, 1990 -- valid
  Copadichromis boadzulu (Iles, 1960) -- valid
  Copadichromis borleyi (Iles, 1960) -- valid
  Copadichromis chrysonotus (Boulenger, 1908) -- valid
  Copadichromis conophoros Stauffer, LoVullo and McKaye, 1993 -- valid
  Copadichromis cyaneus (Trewavas, 1935) -- valid
  Copadichromis cyclicos Stauffer, LoVullo and McKaye, 1993 -- valid
  Copadichromis eucinostomus (Regan, 1922) -- valid
  Copadichromis flavimanus (Iles, 1960) -- valid
  Copadichromis geertsi Konings, 1999 -- valid
  Copadichromis ilesi Konings, 1999 -- valid
  Copadichromis inornatus (Boulenger, 1908) -- valid
  Copadichromis jacksoni (Iles, 1960) -- valid
  Copadichromis likomae (Iles, 1960) -- valid
  Copadichromis mbenjii Konings, 1990 -- valid
  Copadichromis mloto (Iles, 1960) -- valid
  Copadichromis nkatae (Iles, 1960) -- valid
  Copadichromis pleurostigma (Trewavas, 1935) -- valid
  Copadichromis pleurostigmoides (Iles, 1960) -- valid
  Copadichromis prostoma (Trewavas, 1935) -- valid
  Copadichromis quadrimaculatus (Regan, 1922) -- valid
  Copadichromis thinos Stauffer, LoVullo and McKaye, 1993 -- valid
  Copadichromis trewavasae Konings, 1999 -- valid
  Copadichromis trimaculatus (Iles, 1960) -- valid
  Copadichromis verduyni Konings, 1990 -- valid
  Copadichromis virginalis (Iles, 1960) -- valid
  Copeina Fowler, 1906 -- valid
  Copeina callolepis Regan, 1912 -- invalid -- beautiful-scaled characin, beautiful-scaled characin
  Copeina guttata (Steindachner, 1876) -- valid -- red spotted characin, redspotted copeina, red spotted characin, redspotted copeina
  Copeina osgoodi Eigenmann, 1922 -- valid
  Copella Myers, 1956 -- valid
  Copella arnoldi (Regan, 1912) -- valid -- jumping characin, spraying characin, jumping characin, spraying characin
  Copella carsevennensis (Regan, 1912) -- valid
  Copella compta (Myers, 1927) -- valid
  Copella eigenmanni (Regan, 1912) -- valid
  Copella metae (Eigenmann, 1914) -- valid
  Copella nattereri (Steindachner, 1876) -- valid -- beautiful scaled characin, beautiful scaled characin
  Copella nigrofasciata (Meinken, 1952) -- valid -- blackbanded pyrrhulina, blackbanded pyrrhulina
  Copella vilmae Géry, 1963 -- valid
  Copora Fernández-Yépez, 1969 -- valid
  Copora nicaraguensis (Günther, 1864) -- invalid
  Coptobrycon Géry, 1966 -- valid
  Coptobrycon bilineatus (Ellis, 1911) -- valid
  Coracinus Gronow, 1763 -- invalid
  Coracinus capensis (Cuvier in Cuvier and Valenciennes, 1831) -- invalid -- galjoen, galjoen
  Coracinus multifasciatus (Pellegrin, 1914) -- invalid -- banded galjoen, banded galjoen
  Coradion Kaup, 1860 -- valid
  Coradion desmotes Jordan and Fowler, 1902 -- invalid
  Coralliozetus Evermann and Marsh, 1899 -- valid
  Coralliozetus angelicus (Böhlke and Mead, 1957) -- valid -- angel blenny, tubícola ángel
  Coralliozetus bahamensis (Stephens, 1961) -- invalid -- blackhead blenny
  Coralliozetus boehlkei Stephens, 1963 -- valid -- barcheek blenny, tubícola cachete rayado
  Coralliozetus cardonae Evermann and Marsh, 1899 -- valid -- twinhorn blenny
  Coralliozetus diaphanus (Longley, 1927) -- invalid -- glass blenny
  Coralliozetus micropes (Beebe and Tee-van, 1938) -- valid -- tubícola cara de cebra, zebraface blenny
  Coralliozetus ramirezi Cervigón, 2000 -- invalid
  Coralliozetus rosenblatti Stephens, 1963 -- valid -- spikefin blenny, tubícola espiga
  Coralliozetus springeri Stephens and Johnson in Stephens, Hobson and Johnson, 1966 -- valid
  Coranthus Smith, 1961 -- valid
  Coranthus polyacanthus (Vaillant, 1877) -- valid
  Corcyrogobius Miller, 1972 -- valid
  Corcyrogobius liechtensteini (Kolombatovic, 1891) -- valid
  Corcyrogobius lubbocki Miller, 1988 -- valid
  Corematodus Boulenger, 1897 -- valid
  Corematodus shiranus Boulenger, 1897 -- valid
  Corematodus taeniatus Trewavas, 1935 -- valid
  Coreoperca Herzenstein, 1896 -- valid
  Coreoperca herzi Herzenstein, 1896 -- valid -- kawamebari susswasser zackenbarsch
  Coreoperca kawamebari (Temminck and Schlegel, 1843) -- valid
  Coreoperca loona (Wu, 1939) -- valid
  Coreoperca whiteheadi Boulenger, 1900 -- valid
  Coris atlantica Günther, 1862 -- valid
  Coris auricularis (Valenciennes in Cuvier and Valenciennes, 1839) -- valid
  Coris aurilineata Randall and Kuiter, 1982 -- valid
  Coris ballieui Vaillant and Sauvage, 1875 -- valid -- pink wrasse
  Coris batuensis (Bleeker, 1856-57) -- valid
  Coris bulbifrons Randall and Kuiter, 1982 -- valid
  Coris caudimacula (Quoy and Gaimard, 1834) -- valid
  Coris centralis Randall, 1999 -- valid
  Coris cuvieri (Bennett, 1831) -- valid
  Coris debueni Randall, 1999 -- valid
  Coris dorsomacula Fowler, 1908 -- valid
  Coris flavovittata (Bennett, 1828) -- valid
  Coris formosa (Bennett, 1830) -- valid
  Coris gaimard (Quoy and Gaimard, 1824) -- valid
  Coris hewetti Randall, 1999 -- valid
  Coris julis (Linnaeus, 1758) -- valid -- rainbow wrasse
  Coris marquesensis Randall, 1999 -- valid
  Coris musume (Jordan and Snyder, 1904) -- valid
  Coris nigrotaenia Mee and Hare, 1995 -- valid
  Coris picta (Bloch and Schneider, 1801) -- valid
  Coris pictoides Randall and Kuiter, 1982 -- valid
  Coris roseoviridis Randall, 1999 -- valid
  Coris sandeyeri (Hector, 1884) -- valid
  Coris schroederii (Bleeker, 1858) -- valid
  Coris variegata (Rüppell, 1835) -- valid
  Coris venusta Vaillant and Sauvage, 1875 -- valid
  Corvula Jordan and Eigenmann, 1889 -- valid
  Corvula batabana (Poey, 1860) -- valid -- blue croaker, corvina barriga blanca
  Corvula macrops (Steindachner, 1876) -- valid -- vacoucua, vacoucua, corvineta vacuoqua, vacuoqua croaker
  Corvula sanctaeluciae Jordan, 1890 -- valid -- striped croaker, corvina Santa Lucía
  Corynopoma Gill, 1858 -- valid
  Corynopoma riisei Gill, 1858 -- valid -- swordfin characin, swordfin characin
  Corynopoma veedonii Gill, 1858 -- invalid
  Coryogalops Smith, 1958 -- valid
  Coryogalops adamsoni (Goren, 1985) -- valid
  Coryogalops anomolus Smith, 1958 -- valid
  Coryogalops bretti Goren, 1991 -- valid
  Coryogalops bulejiensis (Hoda, 1983) -- valid
  Coryogalops monospilus Randall, 1994 -- valid
  Coryogalops ochetica (Norman, 1927) -- valid
  Coryogalops sordida (Smith, 1959) -- valid
  Coryogalops tessellatus Randall, 1994 -- valid
  Coryogalops william (Smith, 1948) -- valid
  Coryphaena Linnaeus, 1758 -- valid
  Coryphaena equiselis Linnaeus, 1758 -- valid -- pompano dolphin, pompano dolphinfish, dorado enano
  Coryphaena equisetis Osbeck, 1765 -- invalid
  Coryphaena hippurus Linnaeus, 1758 -- valid -- dolphin, dolphinfish, dorado
  Coryphoblennius Norman, 1943 -- valid
  Coryphoblennius galerita (Linnaeus, 1758) -- valid -- montagu's blenny, Montagu's blenny
  Coryphopterus Gill, 1863 -- valid
  Coryphopterus alloides Böhlke and Robins, 1960 -- valid -- barfin goby
  Coryphopterus dicrus Böhlke and Robins, 1960 -- valid -- colon goby, gobio colón, gobio dos puntos
  Coryphopterus eidolon Böhlke and Robins, 1960 -- valid -- pallid goby, gobio pálido
  Coryphopterus glaucofraenum Gill, 1863 -- valid -- bridled goby, gobio con brida, gobio de riendas
  Coryphopterus hyalinus Böhlke and Robins, 1962 -- valid -- glass goby, gobio de cristal, gobio cristal
  Coryphopterus lipernes Böhlke and Robins, 1962 -- valid -- peppermint goby, gobio linterna
  Coryphopterus nicholsi (Bean, 1882) -- invalid -- blackeye goby
  Coryphopterus nicholsii (Bean, 1882) -- invalid
  Coryphopterus personatus (Jordan and Thompson, 1905) -- valid -- masked goby, gobio enmascarado, gobio mapache
  Coryphopterus punctipectophorus Springer, 1960 -- valid -- spotted goby, gobio punteado
  Coryphopterus thrix Böhlke and Robins, 1960 -- valid -- bartail goby, gobio listado
  Coryphopterus urospilus Ginsburg, 1938 -- valid -- gobio semáforo, redlight goby
  Coryphopterus venezuelae Cervigón, 1966 -- valid
  Corythoichthys Kaup, 1853 -- valid
  Corythoichthys amplexus Dawson and Randall, 1975 -- valid
  Corythoichthys flavofasciatus (Rüppell, 1838) -- valid
  Corythoichthys haematopterus (Bleeker, 1851) -- valid
  Corythoichthys insularis Dawson, 1977 -- valid
  Corythoichthys intestinalis (Ramsay, 1881) -- valid
  Corythoichthys nigripectus Herald in Schultz et al., 1953 -- valid
  Corythoichthys ocellatus Herald in Schultz et al., 1953 -- valid
  Corythoichthys paxtoni Dawson, 1977 -- valid
  Corythoichthys polynotatus Dawson, 1977 -- valid
  Corythoichthys schultzi Herald in Schultz et al., 1953 -- valid
  Cosmocampus Dawson, 1979 -- valid
  Cosmocampus albirostris (Kaup, 1856) -- valid -- whitenose pipefish, pez pipa hocico blanco
  Cosmocampus arctus (Jenkins and Evermann, 1889) -- valid -- snubnose pipefish, pez pipa chato
  Cosmocampus balli (Fowler, 1925) -- valid
  Cosmocampus banneri (Herald and Randall, 1972) -- valid
  Cosmocampus brachycephalus (Poey, 1868) -- valid -- crested pipefish, trompetero ñato, pez pipa crestado
  Cosmocampus darrosanus (Dawson and Randall, 1975) -- valid
  Cosmocampus elucens (Poey, 1868) -- valid -- shortfin pipefish, trompetero brillante, pez pipa aletilla
  Cosmocampus hildebrandi (Herald, 1965) -- valid -- dwarf pipefish
  Cosmocampus howensis (Whitley, 1948) -- valid
  Cosmocampus investigatoris (Hora, 1926) -- valid
  Cosmocampus maxweberi (Whitley, 1933) -- valid
  Cosmocampus profundus (Herald, 1965) -- valid -- deepwater pipefish, pez pipa de lo alto
  Cosmocampus retropinnis Dawson, 1982 -- valid
  Cottoclinus McCosker, Stephens and Rosenblatt, 2003 -- valid
  Cottoclinus canops McCosker, Stephens and Rosenblatt, 2003 -- valid
  Cottogobius Koumans, 1941 -- invalid
  Cottogobius bilobatus Koumans, 1941 -- invalid -- twolobed goby, twolobed goby
  Cottogobius yongei Davis and Cohen, 1969 -- invalid
  Cottoperca Steindachner, 1876 -- valid
  Cottoperca gobio (Günther, 1861) -- valid
  Cotylopus Guichenot, 1863 -- valid
  Cotylopus acutipinnis Guichenot, 1863 -- valid
  Crapatalus Günther, 1861 -- valid
  Crapatalus angusticeps (Hutton, 1874) -- valid -- sandfish
  Crapatalus munroi Last and Edgar, 1987 -- valid
  Crapatalus novaezelandiae Günther, 1861 -- valid -- sandfish
  Craterocephalus McCulloch, 1912 -- valid
  Craterocephalus amniculus Crowley and Ivantsoff, 1990 -- valid
  Craterocephalus capreoli Rendahl, 1922 -- valid
  Craterocephalus centralis Crowley and Ivantsoff, 1990 -- valid
  Craterocephalus cuneiceps Whitley, 1944 -- valid
  Craterocephalus dalhousiensis Ivantsoff and Glover, 1974 -- valid
  Craterocephalus eyresii (Steindachner, 1883) -- valid
  Craterocephalus fistularis Crowley, Ivantsoff and Allen, 1995 -- valid
  Craterocephalus fluviatilis McCulloch, 1912 -- valid
  Craterocephalus gloveri Crowley and Ivantsoff, 1990 -- valid
  Craterocephalus helenae Ivantsoff, Crowley and Allen, 1987 -- valid
  Craterocephalus honoriae (Ogilby, 1912) -- valid
  Craterocephalus kailolae Ivantsoff, Crowley and Allen, 1987 -- valid
  Craterocephalus lacustris Trewavas, 1940 -- valid
  Craterocephalus lentiginosus Ivantsoff, Crowley and Allen, 1987 -- valid
  Craterocephalus marianae Ivantsoff, Crowley and Allen, 1987 -- valid
  Craterocephalus marjoriae Whitley, 1948 -- valid
  Craterocephalus mugiloides (McCulloch, 1912) -- valid
  Craterocephalus munroi Crowley and Ivantsoff, 1988 -- valid
  Craterocephalus nouhuysi (Weber, 1910) -- valid
  Craterocephalus pauciradiatus (Günther, 1861) -- valid
  Craterocephalus pimatuae Crowley, Ivantsoff and Allen, 1991 -- valid
  Craterocephalus randi Nichols and Raven, 1934 -- valid
  Craterocephalus stercusmuscarum (Günther, 1867) -- valid
  Craterocephalus stramineus (Whitley, 1950) -- valid
  Cratinus Steindachner, 1878 -- valid
  Cratinus agassizii Steindachner, 1878 -- valid
  Creagrutus Günther, 1864 -- valid
  Creagrutus affinis Steindachner, 1880 -- valid
  Creagrutus amoenus Fowler, 1943 -- valid
  Creagrutus anary Fowler, 1913 -- valid
  Creagrutus atratus Vari and Harold, 2001 -- valid
  Creagrutus atrisignum Myers, 1927 -- valid
  Creagrutus barrigai Vari and Harold, 2001 -- valid
  Creagrutus beni Eigenmann, 1911 -- valid -- goldstriped characin, goldstriped characin
  Creagrutus bolivari Schultz, 1944 -- valid
  Creagrutus brevipinnis Eigenmann, 1913 -- valid
  Creagrutus britskii Vari and Harold, 2001 -- valid
  Creagrutus calai Vari and Harold, 2001 -- valid
  Creagrutus caucanus Eigenmann, 1913 -- valid
  Creagrutus changae Vari and Harold, 2001 -- valid
  Creagrutus cochui Géry, 1964 -- valid
  Creagrutus cracentis Vari and Harold, 2001 -- valid
  Creagrutus crenatus Vari and Harold, 2001 -- valid
  Creagrutus ephippiatus Vari and Harold, 2001 -- valid
  Creagrutus figueiredoi Vari and Harold, 2001 -- valid
  Creagrutus flavescens Vari and Harold, 2001 -- valid
  Creagrutus gephyrus Böhlke and Saul, 1975 -- valid
  Creagrutus gracilis Vari and Harold, 2001 -- valid
  Creagrutus gyrospilus Vari and Harold, 2001 -- valid
  Creagrutus hildebrandi Schultz, 1944 -- valid
  Creagrutus holmi Vari and Harold, 2001 -- valid
  Creagrutus hysginus Harold, Vari, Machado-Allison and Provenzano, 1994 -- valid
  Creagrutus ignotus Vari and Harold, 2001 -- valid
  Creagrutus kunturus Vari, Harold and Ortega, 1995 -- valid
  Creagrutus lassoi Vari and Harold, 2001 -- valid
  Creagrutus lepidus Vari, Harold, Lasso and Machado-Allison, 1993 -- valid
  Creagrutus machadoi Vari and Harold, 2001 -- valid
  Creagrutus magdalenae Eigenmann, 1913 -- valid
  Creagrutus magoi Vari and Harold, 2001 -- valid
  Creagrutus manu Vari and Harold, 2001 -- valid
  Creagrutus maracaiboensis (Schultz, 1944) -- valid
  Creagrutus maxillaris (Myers, 1927) -- valid
  Creagrutus melanzonus Eigenmann, 1909 -- valid
  Creagrutus melasma Vari, Harold and Taphorn, 1994 -- valid
  Creagrutus menezesi Vari and Harold, 2001 -- valid
  Creagrutus meridionalis Vari and Harold, 2001 -- valid
  Creagrutus molinus Vari and Harold, 2001 -- valid
  Creagrutus mucipu Vari and Harold, 2001 -- valid
  Creagrutus muelleri (Günther, 1859) -- valid
  Creagrutus nigrostigmatus Dahl, 1960 -- valid
  Creagrutus occidaneus Vari and Harold, 2001 -- valid
  Creagrutus ortegai Vari and Harold, 2001 -- valid
  Creagrutus ouranonastes Vari and Harold, 2001 -- valid
  Creagrutus paraguayensis Mahnert and Géry, 1988 -- valid
  Creagrutus paralacus Harold and Vari, 1994 -- valid
  Creagrutus pearsoni Mahnert and Géry, 1988 -- valid
  Creagrutus peruanus (Steindachner, 1877) -- valid
  Creagrutus petilus Vari and Harold, 2001 -- valid
  Creagrutus phasma Myers, 1927 -- valid
  Creagrutus pila Vari and Harold, 2001 -- valid
  Creagrutus planquettei Géry and Renno, 1989 -- valid
  Creagrutus provenzanoi Vari and Harold, 2001 -- valid
  Creagrutus runa Vari and Harold, 2001 -- valid
  Creagrutus saxatilis Vari and Harold, 2001 -- valid
  Creagrutus seductus Vari and Harold, 2001 -- valid
  Creagrutus taphorni Vari and Harold, 2001 -- valid
  Creagrutus tuyuka Vari and Lima, 2003 -- valid
  Creagrutus ungulus Vari and Harold, 2001 -- valid
  Creagrutus veruina Vari and Harold, 2001 -- valid
  Creagrutus vexillapinnus Vari and Harold, 2001 -- valid
  Creagrutus xiphos Vari and Harold, 2001 -- valid
  Creagrutus zephyrus Vari and Harold, 2001 -- valid
  Creedia Ogilby, 1898 -- valid
  Creedia alleni Nelson, 1983 -- valid
  Creedia bilineatus Shimada and Yoshino, 1987 -- valid
  Creedia haswelli (Ramsay, 1881) -- valid
  Creedia partimsquamigera Nelson, 1983 -- valid
  Cremnochorites Holleman, 1982 -- valid
  Cremnochorites capensis (Gilchrist and Thompson, 1908) -- valid
  Crenicara Steindachner, 1875 -- valid -- pike cichlids, pike cichlids
  Crenicara filamentosa Ladiges, 1958 -- invalid -- chessboard cichlid, chessboard cichlid
  Crenicara latruncularium Kullander and Staeck, 1990 -- valid
  Crenicara punctulatum (Günther, 1863) -- valid
  Crenichthys Hubbs, 1932 -- valid -- springfishes
  Crenichthys baileyi (Gilbert, 1893) -- valid -- White River springfish
  Crenichthys baileyi albivallis Williams and Wilde, 1981 -- valid -- Preston White River springfish
  Crenichthys baileyi baileyi (Gilbert, 1893) -- valid -- White River springfish
  Crenichthys baileyi grandis Williams and Wilde, 1981 -- valid -- Hiko White River springfish
  Crenichthys baileyi moapae Williams and Wilde, 1981 -- valid -- Moapa White River springfish
  Crenichthys baileyi thermophilus Williams and Wilde, 1981 -- valid -- Mormon White River springfish
  Crenichthys cubensis (Eigenmann, 1903) -- invalid -- Cuban killie
  Crenichthys nevadae Hubbs, 1932 -- valid -- Railroad Valley springfish
  Crenicichla Heckel, 1840 -- valid
  Crenicichla acutirostris Günther, 1862 -- valid
  Crenicichla adspersa Heckel, 1840 -- valid
  Crenicichla albopunctata Pellegrin, 1904 -- valid
  Crenicichla alta Eigenmann, 1912 -- valid
  Crenicichla anthurus Cope, 1872 -- valid
  Crenicichla brasiliensis (Bloch, 1792) -- valid
  Crenicichla britskii Kullander, 1982 -- valid
  Crenicichla cametana Steindachner, 1911 -- valid
  Crenicichla cardiostigma Ploeg, 1991 -- invalid
  Crenicichla celidochilus Casciotta, 1987 -- valid
  Crenicichla centrarchus (Kullander, 1988) -- invalid
  Crenicichla cincta Regan, 1905 -- valid
  Crenicichla cinderella (Kullander, 1988) -- invalid
  Crenicichla clancularia Ploeg, 1991 -- invalid
  Crenicichla compressiceps Ploeg, 1986 -- valid
  Crenicichla coppenamensis Ploeg, 1987 -- valid
  Crenicichla cyanonotus Cope, 1870 -- valid
  Crenicichla cyclostoma Ploeg, 1986 -- valid
  Crenicichla dorsocellata Haseman, 1911 -- invalid
  Crenicichla edithae Ploeg, 1991 -- valid
  Crenicichla frenata Gill, 1858 -- valid
  Crenicichla gaucho Lucena and Kullander, 1992 -- valid
  Crenicichla geayi Pellegrin, 1903 -- valid
  Crenicichla gephyrogramma (Kullander, 1988) -- invalid
  Crenicichla guentheri Ploeg, 1991 -- invalid
  Crenicichla haroldoi Luengo and Britski, 1974 -- valid
  Crenicichla heckeli Ploeg, 1989 -- valid
  Crenicichla hemera Kullander, 1990 -- valid
  Crenicichla hummelincki Ploeg, 1991 -- valid
  Crenicichla igara Lucena and Kullander, 1992 -- valid
  Crenicichla iguassuensis Haseman, 1911 -- valid
  Crenicichla inpa Ploeg, 1991 -- valid
  Crenicichla isbrueckeri Ploeg, 1991 -- valid
  Crenicichla jaguarensis Haseman, 1911 -- valid
  Crenicichla jegui Ploeg, 1986 -- valid
  Crenicichla johanna Heckel, 1840 -- valid
  Crenicichla johanna strigata Günther, 1862 -- invalid
  Crenicichla jupiaensis Britski and Luengo, 1968 -- valid
  Crenicichla jurubi Lucena and Kullander, 1992 -- valid
  Crenicichla labrina (Spix and Agassiz, 1831) -- valid
  Crenicichla lacustris (Castelnau, 1855) -- valid
  Crenicichla lenticulata Heckel, 1840 -- valid
  Crenicichla lepidota Heckel, 1840 -- valid
  Crenicichla lucius Cope, 1870 -- valid
  Crenicichla lugubris Heckel, 1840 -- valid
  Crenicichla macrophthalma Heckel, 1840 -- valid
  Crenicichla marmorata Pellegrin, 1904 -- valid
  Crenicichla menezesi Ploeg, 1991 -- valid
  Crenicichla minuano Lucena and Kullander, 1992 -- valid
  Crenicichla missioneira Lucena and Kullander, 1992 -- valid
  Crenicichla monogramma (Kullander, 1988) -- invalid
  Crenicichla mucuryna Ihering, 1914 -- valid
  Crenicichla multispinosa Pellegrin, 1903 -- valid
  Crenicichla nickeriensis Ploeg, 1987 -- valid
  Crenicichla niederleinii (Holmberg, 1891) -- valid
  Crenicichla nijsseni Ploeg, 1991 -- invalid
  Crenicichla notophthalmus Regan, 1913 -- valid -- two-spot pike cichlid, two-spot pike cichlid
  Crenicichla pellegrini Ploeg, 1991 -- valid
  Crenicichla percna Kullander, 1991 -- valid
  Crenicichla phaiospilus Kullander, 1991 -- valid
  Crenicichla polysticta Hensel, 1870 -- valid
  Crenicichla prenda Lucena and Kullander, 1992 -- valid
  Crenicichla proselytus (Kullander, 1988) -- invalid
  Crenicichla proteus Cope, 1872 -- valid
  Crenicichla pydanielae Ploeg, 1991 -- valid
  Crenicichla regani Ploeg, 1989 -- valid
  Crenicichla reticulata (Heckel, 1840) -- valid
  Crenicichla rosemariae Kullander, 1997 -- valid
  Crenicichla santosi Ploeg, 1991 -- valid
  Crenicichla saxatilis (Linnaeus, 1758) -- valid -- ringtailed pike cichlid, ringtailed pike cichlid
  Crenicichla scottii (Eigenmann, 1907) -- valid
  Crenicichla sedentaria Kullander, 1986 -- valid
  Crenicichla semicincta Steindachner, 1892 -- valid
  Crenicichla semifasciata (Heckel, 1840) -- valid
  Crenicichla sipaliwini Ploeg, 1987 -- valid
  Crenicichla stocki Ploeg, 1991 -- valid
  Crenicichla strigata Günther, 1862 -- valid
  Crenicichla sveni Ploeg, 1991 -- valid
  Crenicichla tendybaguassu Lucena and Kullander, 1992 -- valid
  Crenicichla ternetzi Norman, 1926 -- valid
  Crenicichla tigrina Ploeg, Jegu and Ferreira, 1991 -- valid
  Crenicichla urosema Kullander, 1990 -- valid
  Crenicichla virgatula Ploeg, 1991 -- valid
  Crenicichla vittata Heckel, 1840 -- valid
  Crenicichla wallacii Regan, 1905 -- valid
  Crenidens Valenciennes in Cuvier and Valenciennes, 1830 -- valid
  Crenidens crenidens (Forsskål, 1775) -- valid
  Crenilabrus pavo Valenciennes, 1839 -- invalid
  Crenuchus Günther, 1863 -- valid
  Crenuchus spilurus Günther, 1863 -- valid -- sailfin characin, sailfin characin
  Creocele Briggs, 1955 -- valid
  Creocele cardinalis (Ramsay, 1883) -- valid
  Crinodus Gill, 1862 -- valid
  Crinodus lophodon (Günther, 1859) -- valid
  Cristacirrhitus Randall, 2001 -- valid
  Cristacirrhitus punctatus (Cuvier in Cuvier and Valenciennes, 1829) -- valid
  Cristatogobius Herre, 1927 -- valid
  Cristatogobius aurimaculatus Akihito and Meguro, 2000 -- valid
  Cristatogobius gobioides (Ogilby, 1886) -- valid
  Cristatogobius lophius Herre, 1927 -- valid
  Cristatogobius nonatoae (Ablan, 1940) -- valid
  Cristatogobius rubripectoralis Akihito, Meguro and Sakamoto, 2003 -- valid
  Cristiceps Valenciennes in Cuvier and Valenciennes, 1836 -- valid
  Cristiceps argyropleura Kner, 1865 -- valid
  Cristiceps aurantiacus Castelnau, 1879 -- valid -- crested weedfish, crested weedfish
  Cristiceps australis Valenciennes in Cuvier and Valenciennes, 1836 -- valid -- crested weedfish, crested weedfish
  Cristiceps halei Day, 1888 -- invalid -- haly's weedfish, haly's weedfish
  Cristiceps nasutus Günther, 1861 -- invalid
  Crocodilichthys Allen and Robertson, 1991 -- valid
  Crocodilichthys gracilis Allen and Robertson, 1991 -- valid -- lagartija tres aletas, lizard triplefin
  Croilia Smith, 1955 -- valid
  Croilia mossambica Smith, 1955 -- valid
  Cromeria Boulenger, 1901 -- valid
  Cromeria nilotica Boulenger, 1901 -- valid
  Cromileptes Swainson, 1839 -- invalid
  Cromileptes altivelis (Valenciennes in Cuvier and Valenciennes, 1828) -- invalid -- barramundi cod, mero jorobado, mérou bossu, humpback grouper, panther fish
  Cromileptes altivelis (Valenciennes in Cuvier and Valenciennes, 1828) -- invalid
  Crossosalarias Smith-Vaniz and Springer, 1971 -- valid
  Crossosalarias macrospilus Smith-Vaniz and Springer, 1971 -- valid
  Crossostomus Lahille, 1908 -- valid
  Crossostomus chilensis (Regan, 1913) -- valid
  Crossostomus fasciatus (Lönnberg, 1905) -- valid
  Crossostomus sobrali Lloris and Rucabado, 1989 -- valid
  Cryodraco Dollo, 1900 -- valid
  Cryodraco antarcticus Dollo, 1900 -- valid
  Cryodraco atkinsoni Regan, 1914 -- valid
  Cryodraco pappenheimi Regan, 1913 -- valid
  Cryothenia Daniels, 1981 -- valid
  Cryothenia peninsulae Daniels, 1981 -- valid
  Cryptacanthodes Storer, 1839 -- valid
  Cryptacanthodes aleutensis (Gilbert, 1896) -- valid -- dwarf wrymouth
  Cryptacanthodes bergi (Lindberg in Soldatov and Lindberg, 1930) -- valid
  Cryptacanthodes giganteus (Kittlitz, 1858) -- valid -- giant wrymouth
  Cryptacanthodes maculatus Storer, 1839 -- valid -- wrymouth, terrassier tacheté, terrassier tâcheté
  Cryptichthys Hardy, 1987 -- valid
  Cryptichthys jojettae Hardy, 1987 -- valid
  Cryptocentroides Popta, 1922 -- valid
  Cryptocentroides arabicus (Gmelin, 1789) -- valid
  Cryptocentroides bulbiceps Whitley, 1953 -- valid
  Cryptocentroides cristatus (Macleay, 1881) -- valid
  Cryptocentroides insignis (Seale, 1910) -- valid
  Cryptocentroides magnusi (Klausewitz, 1968) -- valid
  Cryptocentrus Valenciennes in Cuvier and Valenciennes, 1837 -- valid
  Cryptocentrus albidorsus (Yanagisawa, 1978) -- valid
  Cryptocentrus caeruleomaculatus (Herre, 1933) -- valid
  Cryptocentrus caeruleopunctatus (Rüppell, 1830) -- valid
  Cryptocentrus callopterus Smith, 1945 -- valid
  Cryptocentrus cephalotaenius Ni, 1989 -- valid
  Cryptocentrus cinctus (Herre, 1936) -- valid
  Cryptocentrus cryptocentrus (Valenciennes in Cuvier and Valenciennes, 1837) -- valid
  Cryptocentrus cyanotaenia (Bleeker, 1853) -- valid
  Cryptocentrus diproctotaenia Bleeker, 1876 -- valid
  Cryptocentrus fasciatus (Playfair in Playfair and Günther, 1867) -- valid
  Cryptocentrus flavus Yanagisawa, 1978 -- valid
  Cryptocentrus inexplicatus (Herre, 1934) -- valid
  Cryptocentrus insignitus (Whitley, 1956) -- valid
  Cryptocentrus leonis Smith, 1931 -- valid
  Cryptocentrus leptocephalus Bleeker, 1876 -- valid
  Cryptocentrus leucostictus (Günther, 1872) -- valid
  Cryptocentrus lutheri Klausewitz, 1960 -- valid
  Cryptocentrus malindiensis (Smith, 1959) -- valid
  Cryptocentrus maudae Fowler, 1937 -- valid
  Cryptocentrus melanopus (Bleeker, 1859-60) -- valid
  Cryptocentrus nigrocellatus (Yanagisawa, 1978) -- valid
  Cryptocentrus niveatus (Valenciennes in Cuvier and Valenciennes, 1837) -- valid
  Cryptocentrus octofasciatus Regan, 1908 -- valid
  Cryptocentrus pavoninoides (Bleeker, 1849) -- valid
  Cryptocentrus pretiosus (Rendahl, 1924) -- valid
  Cryptocentrus russus (Cantor, 1849) -- valid
  Cryptocentrus shigensis Kuroda, 1956 -- valid
  Cryptocentrus singapurensis (Herre, 1936) -- valid
  Cryptocentrus strigilliceps (Jordan and Seale, 1906) -- valid
  Cryptocentrus wehrlei Fowler, 1937 -- valid
  Cryptocentrus yatsui Tomiyama, 1936 -- valid
  Cryptopterus puncticeps Kaup, 1860 -- invalid
  Cryptopterygium holochroma Ginsburg, 1951 -- invalid
  Cryptotomus Cope, 1871 -- valid
  Cryptotomus roseus Cope, 1871 -- valid -- bluelip parrotfish, loro bembiazul, loro chimuelo
  Cryptotrema Gilbert, 1890 -- valid
  Cryptotrema corallinum Gilbert, 1890 -- valid -- trambollo de profundidad, deepwater blenny
  Cryptotrema seftoni Hubbs, 1954 -- valid -- hidden blenny, trambollo escondido
  Crystallaria Jordan and Gilbert in Jordan, 1885 -- valid -- crystal darters
  Crystallaria asprella (Jordan, 1878) -- valid -- crystal darter
  Crystallodytes Fowler, 1923 -- valid
  Crystallodytes cookei Fowler, 1923 -- valid
  Crystallodytes pauciradiatus Nelson and Randall, 1985 -- valid
  Crystallogobius Gill, 1863 -- valid
  Crystallogobius linearis (Düben, 1845) -- valid -- crystal goby
  Crystallogobius nilssonii (Düben and Koren, 1846) -- invalid
  Ctenobrycon Eigenmann, 1908 -- valid
  Ctenobrycon alleni (Eigenmann and McAtee in Eigenmann, McAtee and Ward, 1907) -- valid
  Ctenobrycon hauxwellianus (Cope, 1870) -- valid
  Ctenobrycon multiradiatus (Steindachner, 1876) -- valid
  Ctenobrycon spilurus (Valenciennes in Cuvier and Valenciennes, 1850) -- valid -- silver tetra, silver tetra
  Ctenochromis Pfeffer, 1893 -- valid
  Ctenochromis benthicola (Matthes, 1962) -- valid
  Ctenochromis horei (Günther, 1894) -- valid
  Ctenogobiops Smith, 1959 -- valid
  Ctenogobiops aurocingulus (Herre, 1935) -- valid
  Ctenogobiops feroculus Lubbock and Polunin, 1977 -- valid
  Ctenogobiops formosa Randall, Shao and Chen, 2003 -- valid
  Ctenogobiops maculosus (Fourmanoir in Roux-Estève and Fourmanoir, 1955) -- valid
  Ctenogobiops pomastictus Lubbock and Polunin, 1977 -- valid
  Ctenogobiops tangaroai Lubbock and Polunin, 1977 -- valid
  Ctenogobiops tongaensis Randall, Shao and Chen, 2003 -- valid
  Ctenogobius Gill, 1858 -- valid
  Ctenogobius aestivaregia (Mori, 1934) -- valid
  Ctenogobius boleosoma (Jordan and Gilbert, 1882) -- valid -- darter goby, esmeralda flechera, madrejuile
  Ctenogobius brevirostris (Günther, 1861) -- valid
  Ctenogobius cervicosquamus Wu, Lu and Ni, 1986 -- valid
  Ctenogobius chengtuensis (Chang, 1944) -- valid
  Ctenogobius clarki Evermann and Shaw, 1927 -- valid
  Ctenogobius claytonii (Meek, 1902) -- valid -- gobio mexicano, Mexican goby
  Ctenogobius criniger (Valenciennes in Cuvier and Valenciennes, 1837) -- invalid -- horny goby, horny goby
  Ctenogobius fasciatus Gill, 1858 -- valid -- blackbar goby, blotchcheek goby
  Ctenogobius filamentosus Wu, 1939 -- valid
  Ctenogobius fukushimai (Mori, 1934) -- valid
  Ctenogobius lepturus (Pfaff, 1933) -- valid
  Ctenogobius manglicola (Jordan and Starks in Jordan, 1895) -- valid -- gobio de manglar, mangrove goby
  Ctenogobius notophthalmus Bleeker, 1875 -- valid
  Ctenogobius parvus Luo in Zheng et al., 1989 -- valid
  Ctenogobius phenacus (Pezold and Lasala in Pezold and Gilbert, 1987) -- valid
  Ctenogobius pseudofasciatus (Gilbert and Randall in Gilbert and Kelso, 1971) -- valid -- slashcheek goby
  Ctenogobius punctatus (Oshima, 1926) -- valid
  Ctenogobius puncticeps Deng and Xiong in Xu, Deng, Xiong and Zhan, 1980 -- valid
  Ctenogobius saepepallens (Gilbert and Randall, 1968) -- valid -- dash goby, gobio guión
  Ctenogobius sagittula (Günther, 1861) -- valid -- gobio aguzado, longtail goby
  Ctenogobius shennongensis Yang and Xie, 1983 -- valid
  Ctenogobius shufeldti (Jordan and Eigenmann, 1887) -- valid -- freshwater goby
  Ctenogobius smaragdus (Valenciennes in Cuvier and Valenciennes, 1837) -- valid -- emerald goby, esmeralda cabezona
  Ctenogobius stigmaticus (Poey, 1860) -- valid -- esmeralda, marked goby
  Ctenogobius stigmaturus (Goode and Bean, 1882) -- valid -- spottail goby
  Ctenogobius szechuanensis (Liu, 1940) -- valid
  Ctenogobius thoropsis (Pezold and Gilbert, 1987) -- valid
  Ctenogobius yaoshanensis Luo in Zheng et al., 1989 -- valid
  Ctenolabrus Valenciennes in Cuvier and Valenciennes, 1839 -- valid
  Ctenolabrus rupestris (Linnaeus, 1758) -- valid -- goldsinny wrasse
  Ctenolucius Gill, 1861 -- valid
  Ctenolucius beani (Fowler, 1907) -- valid
  Ctenolucius hujeta (Valenciennes in Cuvier and Valenciennes, 1850) -- valid
  Ctenopharynx Eccles and Trewavas, 1989 -- valid
  Ctenopharynx intermedius (Günther, 1864) -- valid
  Ctenopharynx nitidus (Trewavas, 1935) -- valid
  Ctenopharynx pictus (Trewavas, 1935) -- valid
  Ctenopoma Peters, 1844 -- valid
  Ctenopoma acutirostre Pellegrin, 1899 -- valid -- spotted climbing perch
  Ctenopoma ansorgii (Boulenger, 1912) -- invalid -- ornate ctenopoma
  Ctenopoma argentoventer (Ahl in Schreitmüller and Ahl, 1922) -- invalid
  Ctenopoma ashbysmithi Banister and Bailey, 1979 -- valid
  Ctenopoma congicum Boulenger, 1887 -- invalid -- congo climbing perch
  Ctenopoma fasciolata (Boulenger, 1899) -- invalid
  Ctenopoma garuanum (Ahl, 1927) -- valid
  Ctenopoma kingsleyae Günther, 1896 -- valid -- kingley's ctenopoma
  Ctenopoma machadoi (Fowler, 1930) -- valid
  Ctenopoma maculatum Thominot, 1886 -- valid
  Ctenopoma multispine Peters, 1844 -- valid
  Ctenopoma multispinis Peters, 1844 -- invalid -- manyspined climbing perch
  Ctenopoma muriei (Boulenger, 1906) -- valid
  Ctenopoma nanum Günther, 1896 -- invalid -- dwarf climbing perch
  Ctenopoma nebulosum Norris and Teugels, 1990 -- valid
  Ctenopoma nigropannosum Reichenow, 1875 -- valid -- twospot ctenopoma, twospotted climbing perch, twospot climbing perch
  Ctenopoma ocellatum Pellegrin, 1899 -- valid
  Ctenopoma oxyrhynchum (Boulenger, 1902) -- valid
  Ctenopoma pellegrini (Boulenger, 1902) -- valid
  Ctenopoma petherici Günther, 1864 -- valid
  Ctenopoma weeksii Boulenger, 1896 -- valid
  Ctenops McClelland, 1845 -- valid
  Ctenops nobilis McClelland, 1845 -- valid
  Ctenops pumilus Arnold, 1936 -- invalid
  Ctenosciaena Fowler and Bean, 1923 -- valid
  Ctenosciaena gracilicirrhus (Metzelaar, 1919) -- valid
  Ctenosciaena peruviana Chirichigno F., 1969 -- valid
  Ctenotrypauchen Steindachner, 1867 -- valid
  Ctenotrypauchen chinensis Steindachner, 1867 -- valid
  Ctenotrypauchen microcephalus (Bleeker, 1860) -- valid -- comb goby, comb goby
  Cualac Miller, 1956 -- valid
  Cualac tessellatus Miller, 1956 -- valid -- checkered pupfish, cachorrito de la Media Luna, Media Luna pupfish
  Cubanichthys Hubbs, 1926 -- valid
  Cubanichthys cubensis (Eigenmann, 1903) -- valid -- Cuban killifish, guajacón cubano
  Cubanichthys pengelleyi (Fowler, 1939) -- valid -- Jamaican killifish
  Cubiceps Lowe, 1843 -- valid
  Cubiceps baxteri McCulloch, 1923 -- valid
  Cubiceps caeruleus Regan, 1914 -- valid
  Cubiceps capensis (Smith, 1845) -- valid -- Cape fathead, Cape cigarfish
  Cubiceps carinatus Nichols and Murphy, 1944 -- valid
  Cubiceps gracilis (Lowe, 1843) -- valid -- longfin cigarfish, longfin cigarfish
  Cubiceps kotlyari Agafonova, 1988 -- valid
  Cubiceps macrolepis Agafonova, 1988 -- valid
  Cubiceps nanus Agafonova, 1988 -- valid
  Cubiceps paradoxus Butler, 1979 -- valid -- longfin cigarfish, derivante colón
  Cubiceps pauciradiatus Günther, 1872 -- valid -- longfin fathead, bigeye cigarfish, derivante ojón
  Cubiceps squamiceps (Lloyd, 1909) -- valid -- chunky fathead, chunky fathead
  Culaea Whitley, 1950 -- valid -- brook sticklebacks
  Culaea inconstans (Kirtland, 1840) -- valid -- brook stickleback, épinoche à cinq épines
  Cunningtonia Boulenger, 1906 -- valid
  Cunningtonia longiventralis Boulenger, 1906 -- valid
  Curimata Bosc, 1817 -- valid
  Curimata acutirostris Vari and Reis, 1995 -- valid
  Curimata aspera (Günther, 1868) -- valid
  Curimata cerasina Vari, 1984 -- valid
  Curimata cisandina (Allen in Eigenmann and Allen, 1942) -- valid
  Curimata cyprinoides (Linnaeus, 1766) -- valid
  Curimata incompta Vari, 1984 -- valid
  Curimata inornata Vari, 1989 -- valid
  Curimata knerii (Steindachner, 1876) -- valid
  Curimata macrops (Eigenmann and Eigenmann, 1889) -- valid
  Curimata mivartii (Steindachner, 1878) -- valid
  Curimata ocellata (Eigenmann and Eigenmann, 1889) -- valid
  Curimata roseni Vari, 1989 -- valid
  Curimata vittata (Kner, 1858) -- valid
  Curimatella Eigenmann and Eigenmann, 1889 -- valid
  Curimatella alburna (Müller and Troschel, 1844) -- valid
  Curimatella dorsalis (Eigenmann and Eigenmann, 1889) -- valid
  Curimatella immaculata (Fernández-Yépez, 1948) -- valid
  Curimatella lepidura (Eigenmann and Eigenmann, 1889) -- valid
  Curimatella meyeri (Steindachner, 1882) -- valid
  Curimatopsis Steindachner, 1876 -- valid
  Curimatopsis crypticus Vari, 1982 -- valid
  Curimatopsis evelynae Géry, 1964 -- valid
  Curimatopsis macrolepis (Steindachner, 1876) -- valid
  Curimatopsis microlepis Eigenmann and Eigenmann, 1889 -- valid
  Curimatopsis myersi Vari, 1982 -- valid
  Curimatus taeniurus Valenciennes in Humboldt and Valenciennes, 1821 -- invalid
  Cyanocharax Malabarba and Weitzman, 2003 -- valid
  Cyanocharax alegretesis Malabarba and Weitzman, 2003 -- valid
  Cyanocharax dicropotamicus Malabarba and Weitzman, 2003 -- valid
  Cyanocharax itaimbe Malabarba and Weitzman, 2003 -- valid
  Cyanocharax lepiclastus Malabarba, Weitzman and Casciotta in Malabarba and Weitzman, 2003 -- valid
  Cyanocharax macropinna Malabarba and Weitzman, 2003 -- valid
  Cyanocharax tipiaia Malabarba and Weitzman, 2003 -- valid
  Cyathochromis Trewavas, 1935 -- valid
  Cyathochromis obliquidens Trewavas, 1935 -- valid
  Cyathopharynx Regan, 1920 -- valid
  Cyathopharynx furcifer (Boulenger, 1898) -- valid
  Cybiosarda Whitley, 1935 -- valid
  Cybiosarda elegans (Whitley, 1935) -- valid -- Australian tuna, striped bonito, bonite à dos tacheté, bonito saltador, leaping bonito, Watson's bonito
  Cybium cavalla Cuvier, 1829 -- invalid
  Cybium gracile Günther, 1873 -- invalid
  Cybium koreanum Kishinouye, 1915 -- invalid
  Cybium lineolatum Cuvier, 1829 -- invalid
  Cybium niphonium Cuvier in Cuvier and Valenciennes, 1832 -- invalid
  Cybium semifasciatum Macleay, 1883 -- invalid
  Cybium tritor Cuvier in Cuvier and Valenciennes, 1832 -- invalid
  Cychlasoma pulchrum Gill, 1858 -- invalid
  Cyclopharynx Poll, 1948 -- valid
  Cyclopharynx fwae Poll, 1948 -- valid
  Cyclopharynx schwetzi (Poll, 1948) -- valid
  Cyema Günther, 1878 -- valid
  Cyema atrum Günther, 1878 -- valid -- deepwater eel
  Cygnodraco Waite, 1916 -- valid
  Cygnodraco mawsoni Waite, 1916 -- valid
  Cymatoceps Smith, 1938 -- valid
  Cymatoceps nasutus (Castelnau, 1861) -- valid
  Cymatogaster Gibbons, 1854 -- valid -- shiner perches
  Cymatogaster aggregata Gibbons, 1854 -- valid -- shiner perch, mojarra brillosa
  Cymatogaster aggregata aggregata Gibbons, 1854 -- invalid
  Cymatogaster aggregata gracilis Tarp, 1952 -- valid -- island seaperch, island seaperch
  Cymatogaster gracilis Tarp, 1952 -- invalid
  Cymolutes Günther, 1861 -- valid
  Cymolutes lecluse (Quoy and Gaimard, 1824) -- valid -- brownlined wrasse
  Cymolutes praetextatus (Quoy and Gaimard, 1834) -- valid
  Cymolutes torquatus (Valenciennes in Cuvier and Valenciennes, 1840) -- valid
  Cynodon Agassiz, 1829 -- valid
  Cynodon gibbus (Agassiz, 1829) -- valid
  Cynodon meionactis Géry, Le Bail and Keith, 1999 -- valid
  Cynodon septenarius Toledo-Piza, 2000 -- valid
  Cynolebias Steindachner, 1876 -- valid -- pearlfishes
  Cynolebias albipunctatus Costa and Brasil, 1991 -- valid
  Cynolebias alexandri Castello and Lopez, 1974 -- invalid
  Cynolebias altus Costa, 2001 -- valid
  Cynolebias attenuatus Costa, 2001 -- valid
  Cynolebias bellottii Steindachner, 1881 -- invalid -- Argentine pearlfish
  Cynolebias gibbus Costa, 2001 -- valid
  Cynolebias gilbertoi Costa, 1998 -- valid
  Cynolebias griseus Costa, Lacerda and Brasil, 1990 -- valid
  Cynolebias itapicuruensis Costa, 2001 -- valid
  Cynolebias ladigesi Foersch, 1958 -- invalid
  Cynolebias leptocephalus Costa and Brasil, 1993 -- valid
  Cynolebias microphthalmus Costa and Brasil in Costa, 1995 -- valid
  Cynolebias nigripinnis Regan, 1912 -- invalid -- blackfin pearlfish
  Cynolebias nigripinnis alexandri Castello and Lopez, 1974 -- invalid
  Cynolebias perforatus Costa and Brasil, 1991 -- valid
  Cynolebias porosus Steindachner, 1876 -- valid
  Cynolebias vazabarrisensis Costa, 2001 -- valid
  Cynolebias whitei Myers, 1942 -- invalid -- Rio pearlfish, White's pearlfish
  Cynopanchax Ahl, 1928 -- valid
  Cynopanchax bukobanus (Ahl, 1924) -- valid
  Cynopoecilus Regan, 1912 -- valid
  Cynopoecilus fulgens Costa, 2002 -- valid
  Cynopoecilus intimus Costa, 2002 -- valid
  Cynopoecilus ladigesi (Foersch, 1958) -- invalid
  Cynopoecilus melanotaenia (Regan, 1912) -- valid
  Cynopoecilus multipapillatus Costa, 2002 -- valid
  Cynopoecilus nigrovittatus Costa, 2002 -- valid
  Cynoponticus Costa, 1845 -- valid
  Cynoponticus coniceps (Jordan and Gilbert, 1882) -- valid -- conehead eel, congrio espantoso
  Cynoponticus ferox Costa, 1846 -- valid
  Cynoponticus savanna (Bancroft, 1831) -- valid -- morena arenera, sapphire eel
  Cynopotamus Valenciennes in Cuvier and Valenciennes, 1850 -- valid
  Cynopotamus amazonus (Günther, 1868) -- valid
  Cynopotamus argenteus (Valenciennes, 1836) -- valid
  Cynopotamus atratoensis (Eigenmann in Eigenmann and Ogle, 1907) -- valid
  Cynopotamus bipunctatus Pellegrin, 1909 -- valid
  Cynopotamus essequibensis Eigenmann, 1912 -- valid
  Cynopotamus gouldingi Menezes, 1987 -- valid
  Cynopotamus juruenae Menezes, 1987 -- valid
  Cynopotamus kincaidi (Schultz, 1950) -- valid
  Cynopotamus magdalenae (Steindachner, 1879) -- valid
  Cynopotamus tocantinensis Menezes, 1987 -- valid
  Cynopotamus venezuelae (Schultz, 1944) -- valid
  Cynoscion Gill, 1861 -- valid -- sea trout, weak fishes, seatrouts
  Cynoscion acoupa (Lacepède, 1801) -- valid -- acoupa, acoupa
  Cynoscion albus (Günther, 1864) -- valid -- white corvina, white corvina, corvina chiapaneca, queen corvina
  Cynoscion analis (Jenyns, 1842) -- valid
  Cynoscion arenarius Ginsburg, 1930 -- valid -- sand seatrout, corvina arenera
  Cynoscion jamaicensis (Vaillant and Bocourt, 1883) -- valid -- mongolar drummer, mongolar drummer, corvina jamaica, Jamaica weakfish
  Cynoscion leiarchus (Cuvier in Cuvier and Valenciennes, 1830) -- valid
  Cynoscion macdonaldi Gilbert, 1890 -- invalid -- totuava, totuava
  Cynoscion microlepidotus (Cuvier in Cuvier and Valenciennes, 1830) -- valid
  Cynoscion nannus Castro-Aguirre and Arvizu-Martinez, 1976 -- valid -- corvina enana, dwarf corvina
  Cynoscion nebulosus (Cuvier in Cuvier and Valenciennes, 1830) -- valid -- spotted seatrout, corvina pinta
  Cynoscion nobilis (Ayres, 1860) -- invalid
  Cynoscion nortoni Béarez, 2001 -- valid
  Cynoscion nothus (Holbrook, 1848) -- valid -- silver seatrout, corvina plateada
  Cynoscion orthonopterus Jordan and Gilbert, 1882 -- invalid
  Cynoscion othonopterus Jordan and Gilbert, 1882 -- valid -- corvina golfina, Gulf corvina
  Cynoscion parvipinnis Ayres, 1861 -- valid -- shortfin corvina, corvina aleta corta
  Cynoscion phoxocephalus Jordan and Gilbert, 1882 -- valid -- corvina picuda, sharpnose corvina
  Cynoscion praedatorius (Jordan and Gilbert in Jordan and Eigenmann, 1889) -- valid
  Cynoscion regalis (Bloch and Schneider, 1801) -- valid -- weakfish, gray trout, sea trout
  Cynoscion reticulatus (Günther, 1864) -- valid -- striped corvina, striped corvina, corvina rayada
  Cynoscion similis Randall and Cervigón, 1968 -- valid
  Cynoscion squamipinnis (Günther, 1867) -- valid -- corvina aguada, scalyfin corvina
  Cynoscion steindachneri (Jordan in Jordan and Eigenmann, 1889) -- valid
  Cynoscion stolzmanni (Steindachner, 1879) -- valid -- corvina coliamarilla, yellowtail corvina
  Cynoscion striatus (Cuvier, 1829) -- valid
  Cynoscion virescens (Cuvier in Cuvier and Valenciennes, 1830) -- valid
  Cynoscion xanthulus Jordan and Gilbert, 1882 -- valid -- orangemouth corvina, corvina boquinaranja
  Cynotilapia Regan, 1922 -- valid
  Cynotilapia afra (Günther, 1894) -- valid
  Cynotilapia axelrodi Burgess, 1976 -- valid
  Cynotilapia pulpican Tawil, 2002 -- valid
  Cypho Myers, 1940 -- valid
  Cypho purpurascens (De Vis, 1884) -- valid
  Cyphocharax Fowler, 1906 -- valid
  Cyphocharax abramoides (Kner, 1858) -- valid
  Cyphocharax festivus Vari, 1992 -- valid
  Cyphocharax gangamon Vari, 1992 -- valid
  Cyphocharax gilbert (Quoy and Gaimard, 1824) -- valid
  Cyphocharax gillii (Eigenmann and Kennedy, 1903) -- valid
  Cyphocharax gouldingi Vari, 1992 -- valid
  Cyphocharax helleri (Steindachner, 1910) -- valid
  Cyphocharax laticlavius Vari and Blackledge, 1996 -- valid
  Cyphocharax leucostictus (Eigenmann and Eigenmann, 1889) -- valid
  Cyphocharax magdalenae (Steindachner, 1878) -- valid -- sardina blanca
  Cyphocharax meniscaprorus Vari, 1992 -- valid
  Cyphocharax mestomyllon Vari, 1992 -- valid
  Cyphocharax microcephalus (Eigenmann and Eigenmann, 1889) -- valid
  Cyphocharax modestus (Fernández-Yépez, 1948) -- valid
  Cyphocharax multilineatus (Myers, 1927) -- valid
  Cyphocharax nagelii (Steindachner, 1881) -- valid
  Cyphocharax nigripinnis Vari, 1992 -- valid
  Cyphocharax notatus (Steindachner, 1908) -- valid
  Cyphocharax oenas Vari, 1992 -- valid
  Cyphocharax pantostictos Vari and Barriga S., 1990 -- valid
  Cyphocharax platanus (Günther, 1880) -- valid
  Cyphocharax plumbeus (Eigenmann and Eigenmann, 1889) -- valid
  Cyphocharax punctatus (Vari and Nijssen, 1986) -- valid
  Cyphocharax saladensis (Meinken, 1933) -- valid
  Cyphocharax santacatarinae (Fernández-Yépez, 1948) -- valid
  Cyphocharax signatus Vari, 1992 -- valid
  Cyphocharax spilotus (Vari, 1987) -- valid
  Cyphocharax spiluropsis (Eigenmann and Eigenmann, 1889) -- valid
  Cyphocharax spilurus (Günther, 1864) -- valid
  Cyphocharax stilbolepis Vari, 1992 -- valid
  Cyphocharax vanderi (Britski, 1980) -- valid
  Cyphocharax vexillapinnus Vari, 1992 -- valid
  Cyphocharax voga (Hensel, 1870) -- valid
  Cyphotilapia Regan, 1920 -- valid
  Cyphotilapia frontosa (Boulenger, 1906) -- valid -- frontasa cichlid, frontasa cichlid
  Cyphotilapia gibberosa Takahashi and Nakaya, 2003 -- valid
  Cyprichromis Scheuermann, 1977 -- valid
  Cyprichromis leptosoma (Boulenger, 1898) -- valid
  Cyprichromis microlepidotus (Poll, 1956) -- valid
  Cyprichromis pavo Büscher, 1994 -- valid
  Cyprichromis zonatus Takahashi, Hori and Nakaya, 2002 -- valid
  Cyprinocirrhites Tanaka, 1917 -- valid
  Cyprinocirrhites polyactis (Bleeker, 1874) -- valid
  Cyprinodon Lacepède, 1803 -- valid -- pupfishes
  Cyprinodon albivelis Minckley and Miller in Minckley, Miller and Norris, 2002 -- valid -- cachorrito aletas blancas, whitefin pupfish
  Cyprinodon alvarezi Miller, 1976 -- valid -- cachorrito de Potosí, Potosi pupfish
  Cyprinodon arcuatus Minckley and Miller in Minckley, Miller and Norris, 2002 -- valid -- Santa Cruz pupfish
  Cyprinodon artifrons Hubbs, 1936 -- valid -- bolín petota, Yucatan pupfish
  Cyprinodon atrorus Miller, 1968 -- valid -- bolson pupfish, cachorrito del bolsón
  Cyprinodon beltrani Alvarez, 1949 -- valid -- blackfin pupfish, cachorrito lodero
  Cyprinodon bifasciatus Miller, 1968 -- valid -- cachorrito de Cuatro Ciénegas, Cuatro Cienegas pupfish
  Cyprinodon bobmilleri Lozano-Vilano and Contreras-Balderas, 1993 -- valid -- cachorrito de San Ignacio, San Ignacio pupfish
  Cyprinodon bondi Myers, 1935 -- valid
  Cyprinodon bovinus Baird and Girard, 1853 -- valid -- Leon Springs pupfish
  Cyprinodon ceciliae Lozano-Vilano and Contreras-Balderas, 1993 -- valid -- cachorrito de Villa López, Villa Lopez pupfish
  Cyprinodon dearborni Meek, 1909 -- valid
  Cyprinodon diabolis Wales, 1930 -- valid -- Devils Hole pupfish, Devil's Hole pupfish
  Cyprinodon elegans Baird and Girard, 1853 -- valid -- Comanche Springs pupfish
  Cyprinodon esconditus Strecker, 2002 -- valid -- cachorrito escondido, hidden pupfish
  Cyprinodon eximius Girard, 1859 -- valid -- Conchos pupfish, cachorrito del Conchos
  Cyprinodon fontinalis Smith and Miller, 1980 -- valid -- cachorrito de Carbonera, Carbonera pupfish
  Cyprinodon higuey Rodriguez and Smith in Smith, Rodriguez and Lydeard, 1990 -- valid
  Cyprinodon hubbsi Carr, 1936 -- valid -- Lake Eustis minnow, Lake Eustis pupfish
  Cyprinodon iberus Valenciennes in Cuvier and Valenciennes, 1846 -- invalid
  Cyprinodon inmemoriam Lozano-Vilano and Contreras-Balderas, 1993 -- valid -- cachorrito de Charco Azul, Charco Azul pupfish
  Cyprinodon labiosus Humphries and Miller, 1981 -- valid -- cachorrito cangrejero, thicklip pupfish
  Cyprinodon laciniatus Hubbs and Miller, 1942 -- valid -- Bahama pupfish, guajacón
  Cyprinodon latifasciatus Garman, 1881 -- valid -- cachorrito de Parras, Parras pupfish
  Cyprinodon longidorsalis Lozano-Vilano and Contreras-Balderas, 1993 -- valid -- cachorrito de La Palma, La Palma pupfish
  Cyprinodon macrolepis Miller, 1976 -- valid -- bigscale pupfish, cachorrito escamudo
  Cyprinodon macularius Baird and Girard, 1853 -- valid -- desert pupfish, cachorrito del desierto
  Cyprinodon maya Humphries and Miller, 1981 -- valid -- cachorrito gigante, Maya pupfish
  Cyprinodon meeki Miller, 1976 -- valid -- cachorrito del Mezquital, Mezquital pupfish
  Cyprinodon nazas Miller, 1976 -- valid -- cachorrito del Nazas, Nazas pupfish
  Cyprinodon nevadensis Eigenmann and Eigenmann, 1889 -- valid -- Amargosa pupfish
  Cyprinodon nevadensis amargosae Miller, 1948 -- valid -- Amargosa River pupfish
  Cyprinodon nevadensis calidae Miller, 1948 -- valid -- Tecopa pupfish
  Cyprinodon nevadensis mionectes Miller, 1948 -- valid -- Ash Meadows amargosa pupfish, Ash Meadows pupfish
  Cyprinodon nevadensis nevadensis Eigenmann and Eigenmann, 1889 -- valid -- Saratogoa Springs pupfish
  Cyprinodon nevadensis pectoralis Miller, 1948 -- valid -- Warm Springs pupfish
  Cyprinodon nevadensis shoshone Miller, 1948 -- valid -- Shoshone pupfish
  Cyprinodon nichollsi Smith, 1989 -- valid
  Cyprinodon pachycephalus Minckley and Minckley, 1986 -- valid -- bighead pupfish, cachorrito cabezón
  Cyprinodon pecosensis Echelle and Echelle, 1978 -- valid -- Pecos pupfish
  Cyprinodon pisteri Miller and Minckley in Minckley, Miller and Norris, 2002 -- valid -- cachorrito de Palomas, Palomas pupfish
  Cyprinodon radiosus Miller, 1948 -- valid -- Owens pupfish
  Cyprinodon riverendi (Poey, 1860) -- valid
  Cyprinodon rubrofluviatilis Fowler, 1916 -- valid -- Red River pupfish
  Cyprinodon salinus Miller, 1943 -- valid -- Salt Creek pupfish
  Cyprinodon simus Humphries and Miller, 1981 -- valid -- boxer pupfish, cachorrito boxeador
  Cyprinodon tularosa Miller and Echelle, 1975 -- valid -- White Sands pupfish
  Cyprinodon variegatus Lacepède, 1803 -- valid -- bolín, sheepshead minnow, pipón, sheepshead pupfish
  Cyprinodon verecundus Humphries, 1984 -- valid -- cachorrito aletón, largefin pupfish
  Cyprinodon veronicae Lozano-Vilano and Contreras-Balderas, 1993 -- valid -- cachorrito de Charco Palma, Charco Palma pupfish
  Cypselurus Swainson, 1838 -- valid
  Cypselurus angusticeps Nichols and Breder, 1935 -- valid -- narrowhead flyingfish, volador isleño
  Cypselurus atrisignis Jenkins, 1903 -- invalid
  Cypselurus bahiensis (Ranzani, 1842) -- invalid -- darkwing flyingfish, darkwing flyingfish
  Cypselurus californicus (Cooper, 1863) -- invalid -- California flyingfish
  Cypselurus callopterus (Günther, 1866) -- valid -- beautyfin flyingfish, volador bonito
  Cypselurus comatus (Mitchill, 1815) -- valid -- clearwing flyingfish, volador de alas claras
  Cypselurus cyanopterus (Valenciennes in Cuvier and Valenciennes, 1847) -- invalid
  Cypselurus exsiliens (Linnaeus, 1771) -- invalid -- bandwing flyingfish, volador bandeado
  Cypselurus furcatus (Mitchill, 1815) -- invalid
  Cypselurus heterurus (Rafinesque, 1810) -- invalid
  Cypselurus hexazona (Bleeker, 1853) -- valid
  Cypselurus hiraii Abe in Tomiyama and Abe, 1953 -- valid
  Cypselurus hubbsi Parin, 1961 -- invalid
  Cypselurus katoptron (Bleeker, 1866) -- invalid
  Cypselurus longibarbus (Parin, 1961) -- valid
  Cypselurus melanurus (Valenciennes in Cuvier and Valenciennes, 1847) -- invalid
  Cypselurus naresii (Günther, 1889) -- valid
  Cypselurus oligolepis (Bleeker, 1866) -- valid
  Cypselurus opisthopus (Bleeker, 1866) -- valid
  Cypselurus pinnatibarbatus (Bennett, 1831) -- invalid
  Cypselurus poecilopterus (Valenciennes in Cuvier and Valenciennes, 1847) -- valid -- yellow-wing flyingfish, yellow-wing flyingfish
  Cypselurus simus (Valenciennes in Cuvier and Valenciennes, 1847) -- valid
  Cypselurus speculiger (Valenciennes in Cuvier and Valenciennes, 1847) -- invalid
  Cypselurus spilonotopterus (Bleeker, 1866) -- invalid
  Cypselurus spilopterus (Valenciennes in Cuvier and Valenciennes, 1847) -- invalid
  Cypselurus starksi Abe in Tomiyama and Abe, 1953 -- valid
  Cypselurus suttoni (Whitley and Colefax, 1938) -- invalid
  Cyrtocara Boulenger, 1902 -- valid
  Cyrtocara moorii Boulenger, 1902 -- valid
  Dacodraco Waite, 1916 -- valid
  Dacodraco hunteri Waite, 1916 -- valid
  Dactylagnus Gill, 1863 -- valid
  Dactylagnus mundus Gill, 1863 -- valid -- giant stargazer, miraestrellas gigante
  Dactylagnus parvus Dawson, 1976 -- valid -- miraestrellas panámica, Panamic stargazer
  Dactylagnus peratikos Böhlke and Caldwell, 1961 -- valid
  Dactylanthias Bleeker, 1871 -- valid
  Dactylanthias aplodactylus (Bleeker, 1858) -- valid
  Dactyleleotris Smith, 1958 -- invalid
  Dactyleleotris tentaculatus Smith, 1958 -- invalid -- locusthead, locusthead
  Dactylophora De Vis, 1883 -- valid
  Dactylophora nigricans (Richardson, 1850) -- valid
  Dactylopsaron Parin, 1990 -- valid
  Dactylopsaron dimorphicum Parin and Belyanina in Parin, 1990 -- valid
  Dactylopus Gill, 1859 -- valid
  Dactylopus dactylopus (Valenciennes in Cuvier and Valenciennes, 1837) -- valid -- fingered dragonet, fingered dragonet
  Dactylosargus Gill, 1862 -- invalid
  Dactyloscopus Gill, 1859 -- valid
  Dactyloscopus amnis Miller and Briggs, 1962 -- valid -- miraestrellas ribereña, riverine stargazer
  Dactyloscopus boehlkei Dawson, 1982 -- valid
  Dactyloscopus byersi Dawson, 1969 -- valid -- miraestrellas coliranurada, notchtail stargazer
  Dactyloscopus comptus Dawson, 1982 -- valid
  Dactyloscopus crossotus Starks, 1913 -- valid -- bigeye stargazer
  Dactyloscopus fimbriata (Reid, 1935) -- valid
  Dactyloscopus foraminosus Dawson, 1982 -- valid -- reticulate stargazer
  Dactyloscopus lacteus (Myers and Wade, 1946) -- valid
  Dactyloscopus lunaticus Gilbert, 1890 -- valid -- miraestrellas lunática, moonstruck stargazer
  Dactyloscopus metoecus Dawson, 1975 -- valid -- Mexican stargazer, miraestrellas mexicana
  Dactyloscopus minutus Dawson, 1975 -- valid -- miraestrellas chiquita, tiny stargazer
  Dactyloscopus moorei (Fowler, 1906) -- valid -- speckled stargazer
  Dactyloscopus pectoralis Gill, 1861 -- valid
  Dactyloscopus poeyi Gill, 1861 -- valid -- common sand stargazer, common sand stargazer, mirón ojicorto, shortchin stargazer
  Dactyloscopus tridigitatus Gill, 1859 -- valid -- sand stargazer, mirón ojilargo, miraestrellas ojilargo
  Dactyloscopus zelotes Jordan and Gilbert in Jordan and Evermann, 1896 -- valid
  Dadyanos Whitley, 1951 -- valid
  Dadyanos insignis (Steindachner, 1898) -- valid
  Dalophis Rafinesque, 1810 -- valid
  Dalophis boulengeri (Blache, Cadenat and Stauch, 1970) -- valid
  Dalophis cephalopeltis (Bleeker, 1863) -- valid
  Dalophis marmorata Bleeker, 1853 -- invalid
  Dalophis multidentatus Blache and Bauchot, 1972 -- valid
  Dalophis obtusirostris Blache and Bauchot, 1972 -- valid
  Damalichthys Girard, 1855 -- invalid
  Damalichthys vacca Girard, 1855 -- invalid
  Damania Smith, 1959 -- invalid
  Damania anjouanae (Fourmanoir, 1955) -- invalid
  Dampieria Castelnau, 1875 -- invalid
  Dampieria lineata Castelnau, 1875 -- invalid -- shortfinned cichlops, shortfinned cichlops
  Dampieria longipinnis Ogilby, 1908 -- invalid -- longfinned cichlops, longfinned cichlops
  Danacetichthys Paxton, 1989 -- valid
  Danacetichthys galathenus Paxton, 1989 -- valid
  Danakilia Thys van den Audenaerde, 1969 -- valid
  Danakilia franchettii (Vinciguerra, 1931) -- valid
  Danichthys Bruun, 1934 -- valid
  Danichthys ilma (Clarke, 1899) -- valid
  Danichthys rondeletii (Valenciennes in Cuvier and Valenciennes, 1847) -- invalid
  Dario Kullander and Britz, 2002 -- valid
  Dario dario (Hamilton, 1822) -- valid
  Dario dayingensis Kullander and Britz, 2002 -- valid
  Dario hysginon Kullander and Britz, 2002 -- valid
  Dascyllus Cuvier, 1829 -- valid
  Dascyllus albisella Gill, 1862 -- valid -- spot dascyllus, Hawaiian dascyllus, Hawaiian threespot damselfish, threespot damsel
  Dascyllus aruanus (Linnaeus, 1758) -- valid -- black-and-white damselfish, banded humbug, black and white damselfish, whitetail dascyllus, threestripe damselfish, humbug damselfish
  Dascyllus auropinnis Randall and Randall, 2001 -- valid
  Dascyllus carneus Fischer, 1885 -- valid -- bluetop dascyllus, cloudy dascyllus, whitetail damselfish, freckled damselfish
  Dascyllus flavicaudus Randall and Allen, 1977 -- valid -- black damselfish, yellowtail dascyllus
  Dascyllus marginatus (Rüppell, 1829) -- valid -- grey humbug, marginate dascyllus
  Dascyllus melanurus Bleeker, 1854 -- valid -- blacktailed humbug, blacktail humbug, fourstripe damselfish
  Dascyllus reticulatus (Richardson, 1846) -- valid -- twostriped damselfish, gray humbug, reticulate dascyllus
  Dascyllus strasburgi Klausewitz, 1960 -- valid
  Dascyllus trimaculatus (Rüppell, 1829) -- valid -- threespot humbug, domino damselfish, threespot dascyllus, whitespot humbug
  Dasyatis lata (Garman, 1880) -- invalid
  Datnioides Bleeker, 1853 -- valid
  Datnioides campbelli Whitley, 1939 -- valid
  Datnioides microlepis Bleeker, 1853 -- valid
  Datnioides polota (Hamilton, 1822) -- valid
  Datnioides pulcher (Kottelat, 1998) -- valid
  Datnioides quadrifasciatus (Sevastianov, 1809) -- invalid -- fourband tripletail, fourband tripletail
  Datnioides undecimradiatus (Roberts and Kottelat, 1994) -- valid
  Davidijordania Popov, 1931 -- valid
  Davidijordania brachyrhyncha (Schmidt, 1904) -- valid
  Davidijordania jordaniana Schmidt, 1936 -- valid
  Davidijordania lacertina (Pavlenko, 1910) -- valid
  Davidijordania poecilimon (Jordan and Fowler, 1902) -- valid
  Daysciaena Talwar, 1970 -- valid
  Daysciaena albida (Cuvier in Cuvier and Valenciennes, 1830) -- valid
  Deania calceus (Lowe, 1839) -- invalid
  Decapterus russellii (Rüppell, 1830) -- invalid
  Decapturus Bleeker, 1851 -- invalid
  Decodon Günther, 1861 -- valid
  Decodon grandisquamis (Smith, 1968) -- valid
  Decodon melasma Gomon, 1974 -- valid -- blackspot wrasse, viejita manchada
  Decodon pacificus (Kamohara, 1952) -- valid
  Decodon puellaris (Poey, 1860) -- valid -- red hogfish, doncella de lo alto
  Dellichthys Briggs, 1955 -- valid
  Dellichthys morelandi Briggs, 1955 -- valid
  Deltentosteus Gill, 1863 -- valid
  Deltentosteus collonianus (Risso, 1820) -- valid
  Deltentosteus quadrimaculatus (Valenciennes in Cuvier and Valenciennes, 1837) -- valid -- fourspotted goby, fourspotted goby
  Denariusa Whitley, 1948 -- valid
  Denariusa australis (Steindachner, 1867) -- valid
  Denariusa bandata Whitley, 1948 -- valid
  Dendrophysa Trewavas, 1964 -- valid
  Dendrophysa fuscolineata (von Bonde, 1923) -- invalid -- bellfish, bellfish
  Dendrophysa russelii (Cuvier, 1829) -- valid
  Dentatherina Patten and Ivantsoff, 1983 -- valid
  Dentatherina merceri Patten and Ivantsoff, 1983 -- valid
  Dentex Cuvier, 1814 -- valid
  Dentex angolensis Poll and Maul, 1953 -- valid
  Dentex barnardi Cadenat in Blache, Cadenat and Stauch, 1970 -- valid
  Dentex canariensis Steindachner, 1881 -- valid
  Dentex congoensis Poll, 1954 -- valid
  Dentex dentex (Linnaeus, 1758) -- valid
  Dentex fourmanoiri Akazaki and Séret, 1999 -- valid
  Dentex gibbosus (Rafinesque, 1810) -- valid
  Dentex macrophthalmus (Bloch, 1791) -- valid
  Dentex macrophthalmus macrophthalmus (Bloch, 1791) -- valid
  Dentex macrophthalmus opsophthalmus Ananiadés, 1950 -- valid
  Dentex maroccanus Valenciennes in Cuvier and Valenciennes, 1830 -- valid
  Dentex multidens Valenciennes in Cuvier and Valenciennes, 1830 -- valid
  Dentex tumifrons (Temminck and Schlegel, 1843) -- valid
  Derepodichthys Gilbert, 1896 -- valid
  Derepodichthys alepidotus Gilbert, 1896 -- valid
  Derhamia Géry and Zarske, 2002 -- valid
  Derhamia hoffmannorum Géry and Zarske, 2002 -- valid
  Derichthys Gill, 1884 -- valid
  Derichthys serpentinus Gill, 1884 -- valid -- narrowneck eel
  Derilissus Briggs, 1969 -- valid
  Derilissus altifrons Smith-Vaniz, 1971 -- valid
  Derilissus kremnobates Fraser, 1970 -- valid -- chupapiedra ojo estriado, whiskereye clingfish
  Derilissus nanus Briggs, 1969 -- valid
  Derilissus vittiger Fraser, 1970 -- valid
  Dermatolepis Gill, 1861 -- valid
  Dermatolepis dermatolepis (Boulenger, 1895) -- valid -- mero cuero, leather bass
  Dermatolepis inermis (Valenciennes in Cuvier and Valenciennes, 1833) -- valid -- cherna jaspeada, marbled grouper
  Dermatolepis striolatus (Playfair in Playfair and Günther, 1867) -- invalid
  Dermogenys Kuhl and van Hasselt in van Hasselt, 1823 -- valid
  Dermogenys bispina Meisner and Collette, 1998 -- valid
  Dermogenys brachynotopterus (Bleeker, 1854) -- valid
  Dermogenys bruneiensis Meisner, 2001 -- valid
  Dermogenys burmanica Mukerji, 1935 -- valid
  Dermogenys collettei Meisner, 2001 -- valid
  Dermogenys orientalis (Weber, 1894) -- valid
  Dermogenys palawanensis Meisner, 2001 -- valid
  Dermogenys pusilla Kuhl and van Hasselt in van Hasselt, 1823 -- valid -- freshwater halfbeak, wrestling halfbeak
  Dermogenys pusillus Kuhl and van Hasselt in van Hasselt, 1823 -- invalid
  Dermogenys robertsi Meisner, 2001 -- valid
  Dermogenys siamensis Fowler, 1934 -- valid
  Dermogenys sumatrana (Bleeker, 1853) -- valid
  Dermogenys vogti Brembach, 1982 -- valid
  Desmodema Walters and Fitch, 1960 -- valid
  Desmodema lorum Rosenblatt and Butler, 1977 -- valid -- whiptail ribbonfish, listoncillo látigo
  Desmodema polystictum (Ogilby, 1898) -- valid -- polka-dot ribbonfish
  Deuterodon Eigenmann in Eigenmann, McAtee and Ward, 1907 -- valid
  Deuterodon iguape Eigenmann in Eigenmann, McAtee and Ward, 1907 -- valid
  Deuterodon langei Travassos, 1957 -- valid
  Deuterodon longirostris (Steindachner, 1907) -- valid
  Deuterodon potaroensis Eigenmann, 1909 -- valid
  Deuterodon rosae (Steindachner, 1908) -- valid
  Deuterodon singularis Lucena and Lucena, 1992 -- valid
  Deuterodon stigmaturus (Gomes, 1947) -- valid
  Deuterodon supparis Lucena and Lucena, 1992 -- valid
  Diademichthys Pfaff, 1942 -- valid
  Diademichthys lineatus (Sauvage, 1883) -- valid
  Dialommus Gilbert, 1891 -- valid
  Dialommus fuscus Gilbert, 1891 -- valid
  Dialommus macrocephalus (Günther, 1861) -- valid -- foureye rockskipper, trambollo listo
  Diapoma Cope, 1894 -- valid
  Diapoma speculiferum Cope, 1894 -- valid
  Diapoma terofali (Géry, 1964) -- valid
  Diapteron Huber and Seegers, 1977 -- invalid
  Diapteron cyanostictum (Lambert and Géry, 1968) -- invalid
  Diapterus Ranzani, 1842 -- valid -- longspine mojarras
  Diapterus auratus Ranzani, 1842 -- valid -- Irish pompano, patao común, mojarra guacha
  Diapterus aureolus (Jordan and Gilbert, 1882) -- valid -- golden mojarra, mojarra palometa
  Diapterus olisthostomus (Goode and Bean, 1882) -- invalid
  Diapterus peruvianus (Cuvier in Cuvier and Valenciennes, 1830) -- valid -- mojarra aletas amarillas, Peruvian mojarra
  Diapterus plumieri (Cuvier in Cuvier and Valenciennes, 1830) -- invalid
  Diapterus rhombeus (Cuvier, 1829) -- valid -- rhomboid mojarra, Caitipa mojarra, patao, mojarra de estero, rhombic mojarra
  Diastobranchus Barnard, 1923 -- invalid
  Diastobranchus capensis Barnard, 1923 -- invalid -- ooze eel
  Dichistius Gill, 1888 -- valid
  Dichistius capensis (Cuvier in Cuvier and Valenciennes, 1831) -- valid -- galjoen
  Dichistius multifasciatus (Pellegrin, 1914) -- valid -- banded galjoen
  Dicrossus Steindachner, 1875 -- valid
  Dicrossus filamentosus (Ladiges, 1958) -- valid -- chessboard cichlid
  Dicrossus maculatus Steindachner, 1875 -- valid -- chessboard cichlid
  Dictyosoma Temminck and Schlegel, 1845 -- valid
  Dictyosoma burgeri van der Hoeven, 1855 -- valid
  Dictyosoma rubrimaculatum Yatsu, Yasuda and Taki, 1978 -- valid
  Didogobius Miller, 1966 -- valid
  Didogobius bentuvii Miller, 1966 -- valid -- ben-tuvia's goby, ben-tuvia's goby
  Didogobius kochi Van Tassell, 1988 -- valid
  Didogobius schlieweni Miller, 1993 -- valid
  Didogobius splechtnai Ahnelt and Patzner, 1995 -- valid
  Dieidolycus Anderson, 1988 -- valid
  Dieidolycus adocetus Anderson, 1994 -- valid
  Dieidolycus gosztonyii Anderson and Pequeño R., 1998 -- valid
  Dieidolycus leptodermatus Anderson, 1988 -- valid
  Dimidiochromis Eccles and Trewavas, 1989 -- valid
  Dimidiochromis compressiceps (Boulenger, 1908) -- valid -- Malawi eye-biter
  Dimidiochromis dimidiatus (Günther, 1864) -- valid
  Dimidiochromis kiwinge (Ahl, 1926) -- valid
  Dimidiochromis strigatus (Regan, 1922) -- valid
  Dinemus Poey, 1860 -- invalid
  Dinolestes Klunzinger, 1872 -- valid
  Dinolestes lewini (Griffith and Smith, 1834) -- valid
  Dinoperca Boulenger, 1895 -- valid
  Dinoperca petersi (Day, 1875) -- valid
  Dinoperca petersii (Day, 1875) -- invalid -- lampfish, lampfish
  Diplecogaster Fraser-Brunner, 1938 -- valid
  Diplecogaster bimaculata (Bonnaterre, 1788) -- valid
  Diplecogaster ctenocrypta Briggs, 1955 -- valid
  Diplecogaster megalops Briggs, 1955 -- valid
  Diplectrum Holbrook, 1855 -- valid
  Diplectrum arcuarium Ginsburg, 1948 -- invalid
  Diplectrum bivittatum (Valenciennes in Cuvier and Valenciennes, 1828) -- valid -- dwarf sand perch, serrano guabino
  Diplectrum conceptione (Valenciennes in Cuvier and Valenciennes, 1828) -- valid
  Diplectrum eumelum Rosenblatt and Johnson, 1974 -- valid -- orange-spotted sand perch, serrano carabonita
  Diplectrum euryplectrum Jordan and Bollman, 1890 -- valid -- bighead sand perch, serrano extranjero
  Diplectrum formosum (Linnaeus, 1766) -- valid -- sand perch, serrano, serrano arenero
  Diplectrum labarum Rosenblatt and Johnson, 1974 -- valid -- highfin sand perch, serrano espinudo
  Diplectrum macropoma (Günther, 1864) -- valid -- Mexican sand perch, serrano mexicano
  Diplectrum maximum Hildebrand, 1946 -- valid -- greater sand perch, serrano de altura
  Diplectrum pacificum Meek and Hildebrand, 1925 -- valid -- Pacific sand perch, serrano cabaicucho
  Diplectrum radiale (Quoy and Gaimard, 1824) -- valid -- aguavina, aquavina
  Diplectrum rostrum Bortone, 1974 -- valid -- bridled sand perch, serrano frenado
  Diplectrum sciurus Gilbert, 1892 -- valid -- serrano ardilla, squirrel sand perch
  Diploconger Kotthaus, 1968 -- valid
  Diploconger polystigmatus Kotthaus, 1968 -- valid
  Diplocrepis Günther, 1861 -- valid
  Diplocrepis puniceus (Richardson, 1846) -- valid
  Diplodus Rafinesque, 1810 -- valid -- spottail porgies
  Diplodus annularis (Linnaeus, 1758) -- valid
  Diplodus argenteus (Valenciennes in Cuvier and Valenciennes, 1830) -- valid -- silver porgy
  Diplodus argenteus argenteus (Valenciennes in Cuvier and Valenciennes, 1830) -- valid
  Diplodus argenteus caudimacula (Poey, 1860) -- valid -- silver porgy, sargo
  Diplodus bellottii (Steindachner, 1882) -- valid
  Diplodus bermudensis Caldwell, 1965 -- valid
  Diplodus caudimacula (Poey, 1860) -- invalid -- sargo, silver porgy
  Diplodus cervinus (Lowe, 1838) -- valid
  Diplodus fasciatus (Valenciennes in Cuvier and Valenciennes, 1830) -- valid
  Diplodus holbrooki (Bean, 1878) -- invalid -- spottail pinfish
  Diplodus holbrookii (Bean, 1878) -- valid -- spottail pinfish, sargo cotonero
  Diplodus noct (Valenciennes in Cuvier and Valenciennes, 1830) -- valid
  Diplodus prayensis Cadenat, 1964 -- valid
  Diplodus puntazzo (Cetti, 1777) -- valid
  Diplodus sargus (Linnaeus, 1758) -- valid
  Diplodus vulgaris (Geoffroy Saint-Hilaire, 1817) -- valid
  Diplogrammus Gill, 1865 -- valid
  Diplogrammus goramensis (Bleeker, 1858) -- valid
  Diplogrammus gruveli Smith, 1963 -- valid
  Diplogrammus infulatus Smith, 1963 -- valid -- sawspine dragonet, sawspine dragonet
  Diplogrammus pauciradiatus (Gill, 1865) -- valid -- dragoncillo moteado, spotted dragonet
  Diplogrammus pygmaeus Fricke, 1981 -- valid
  Diplogrammus randalli Fricke, 1983 -- valid
  Diplogrammus xenicus (Jordan and Thompson, 1914) -- valid
  Diploprion Cuvier in Cuvier and Valenciennes, 1828 -- valid
  Diploprion bifasciatum Cuvier in Cuvier and Valenciennes, 1828 -- valid -- yellow emperor, yellow emperor
  Diploprion drachi Roux-Estève in Roux-Estève and Fourmanoir, 1955 -- valid
  Diplopterus pulcher Gray, 1830 -- invalid
  Diplospinus Maul, 1948 -- valid
  Diplospinus multistriatus Maul, 1948 -- valid -- striped escolar, sable estirado, escolar rayado
  Diplotaxodon Trewavas, 1935 -- valid
  Diplotaxodon aeneus Turner and Stauffer, 1998 -- valid
  Diplotaxodon apogon Turner and Stauffer, 1998 -- valid
  Diplotaxodon argenteus Trewavas, 1935 -- valid
  Diplotaxodon ecclesi Burgess and Axelrod, 1973 -- valid
  Diplotaxodon greenwoodi Stauffer and McKaye, 1986 -- valid
  Diplotaxodon limnothrissa Turner, 1994 -- valid
  Diplotaxodon macrops Turner and Stauffer, 1998 -- valid
  Diproctacanthus Bleeker, 1862 -- valid
  Diproctacanthus xanthurus (Bleeker, 1856) -- valid
  Dipterodon chrysourus Lacepède, 1802 -- invalid
  Dipterygonotus Bleeker, 1849 -- valid
  Dipterygonotus balteatus (Valenciennes in Cuvier and Valenciennes, 1830) -- valid -- Mottled Fusilier, fusilier marbré, fusilero jaspeado
  Dipterygonotus leucogrammicus Bleeker, 1849 -- invalid -- redbait
  Dischistodus Gill, 1863 -- valid
  Dischistodus chrysopoecilus (Schlegel and Müller, 1839) -- valid
  Dischistodus darwiniensis (Whitley, 1928) -- valid
  Dischistodus fasciatus (Cuvier in Cuvier and Valenciennes, 1830) -- valid -- banded damselfish
  Dischistodus melanotus (Bleeker, 1858) -- valid
  Dischistodus perspicillatus (Cuvier in Cuvier and Valenciennes, 1830) -- valid
  Dischistodus prosopotaenia (Bleeker, 1852) -- valid
  Dischistodus pseudochrysopoecilus (Allen and Robertson, 1974) -- valid
  Discochaetodon Nalbant, 1971 -- invalid
  Discordipinna Hoese and Fourmanoir, 1978 -- valid
  Discordipinna griessingeri Hoese and Fourmanoir, 1978 -- valid
  Discotrema Briggs, 1976 -- valid
  Discotrema crinophila Briggs, 1976 -- valid
  Discoverichthys Merrett and Nielsen, 1987 -- valid
  Discoverichthys praecox Merrett and Nielsen, 1987 -- valid
  Dissostichus Smitt, 1898 -- valid
  Dissostichus eleginoides Smitt, 1898 -- valid
  Dissostichus mawsoni Norman, 1937 -- valid
  Distichodus Müller and Troschel, 1844 -- valid
  Distichodus affinis Günther, 1873 -- valid
  Distichodus altus Boulenger, 1899 -- valid
  Distichodus antonii Schilthuis, 1891 -- valid
  Distichodus atroventralis Boulenger, 1898 -- valid
  Distichodus brevipinnis Günther, 1864 -- valid
  Distichodus decemmaculatus Pellegrin, 1926 -- valid -- dwarf distichodus, dwarf distichodus
  Distichodus engycephalus Günther, 1864 -- valid
  Distichodus fasciolatus Boulenger, 1898 -- valid
  Distichodus hypostomatus Pellegrin, 1900 -- valid
  Distichodus kolleri Holly, 1926 -- valid
  Distichodus langi Nichols and Griscom, 1917 -- valid
  Distichodus lusosso Schilthuis, 1891 -- valid
  Distichodus maculatus Boulenger, 1898 -- valid
  Distichodus mossambicus Peters, 1852 -- valid
  Distichodus nefasch (Bonnaterre, 1788) -- valid
  Distichodus niloticus (Hasselquist, 1762) -- valid
  Distichodus noboli Boulenger, 1899 -- valid
  Distichodus notospilus Günther, 1867 -- valid
  Distichodus petersii Pfeffer, 1896 -- valid
  Distichodus rostratus Günther, 1864 -- valid
  Distichodus rufigiensis Norman, 1922 -- valid
  Distichodus schenga Peters, 1852 -- valid
  Distichodus sexfasciatus Boulenger, 1897 -- valid -- banded distichodus, banded distichodus
  Distocyclus Mago-Leccia, 1978 -- valid
  Distocyclus conirostris (Eigenmann and Allen, 1942) -- valid
  Distocyclus goajira (Schultz, 1949) -- valid
  Ditrema Temminck and Schlegel, 1844 -- valid
  Ditrema temminckii Bleeker, 1853 -- valid
  Ditrema viride Oshima, 1955 -- valid
  Ditropichthys Parr, 1934 -- valid
  Ditropichthys storeri (Goode and Bean, 1895) -- valid
  Divandu Lamboj and Snoeks, 2000 -- valid
  Divandu albimarginatus Lamboj and Snoeks, 2000 -- valid
  Docimodus Boulenger, 1897 -- valid
  Docimodus evelynae Eccles and Lewis, 1976 -- valid
  Docimodus johnstoni Boulenger, 1897 -- valid
  Dodekablennos Springer and Spreitzer, 1978 -- valid
  Dodekablennos fraseri Springer and Spreitzer, 1978 -- valid
  Doederleinia Steindachner in Steindachner and Döderlein, 1883 -- valid
  Doederleinia berycoides (Hilgendorf, 1879) -- valid -- akamutsu
  Doederleinia gracilispinis (Fowler, 1943) -- valid
  Dolichosudis Post, 1969 -- valid
  Dolichosudis fuliginosa Post, 1969 -- valid
  Dolloidraco Roule, 1913 -- valid
  Dolloidraco longedorsalis Roule, 1913 -- valid
  Doratonotus Günther, 1861 -- valid
  Doratonotus megalepis Günther, 1862 -- valid -- dwarf wrasse, doncella enana
  Dormitator Gill, 1861 -- valid -- sleepers, fat sleepers
  Dormitator cubanus Ginsburg, 1953 -- valid
  Dormitator latifrons (Richardson, 1844) -- valid -- Pacific fat sleeper, puyeki
  Dormitator lophocephalus Hoedeman, 1951 -- valid
  Dormitator maculatus (Bloch, 1792) -- valid -- fat sleeper, guavina mapo, naca
  Dormitator pleurops (Boulenger, 1909) -- valid
  Doryichthys Kaup, 1853 -- valid
  Doryichthys boaja (Bleeker, 1851) -- valid
  Doryichthys contiguus Kottelat, 2000 -- valid
  Doryichthys deokhatoides (Bleeker, 1853) -- valid
  Doryichthys heterosoma (Bleeker, 1851) -- valid
  Doryichthys martensii (Peters, 1868) -- valid
  Doryrhamphus Kaup, 1856 -- valid
  Doryrhamphus aurolineatus Randall and Earle, 1994 -- valid
  Doryrhamphus bicarinatus Dawson, 1981 -- valid
  Doryrhamphus boylei (Kuiter, 1998) -- valid
  Doryrhamphus dactyliophorus (Bleeker, 1853) -- valid
  Doryrhamphus excisus Kaup, 1856 -- valid -- fantail pipefish, pez pipa chico
  Doryrhamphus janssi (Herald and Randall, 1972) -- valid
  Doryrhamphus japonicus Araga and Yoshino in Masuda, Araga and Yoshino, 1975 -- valid
  Doryrhamphus multiannulatus (Regan, 1903) -- valid
  Doryrhamphus negrosensis Herre, 1934 -- valid
  Dotalabrus Whitley, 1930 -- valid
  Dotalabrus alleni Russell, 1988 -- valid
  Dotalabrus aurantiacus (Castelnau, 1872) -- valid
  Draconetta Jordan and Fowler, 1903 -- valid
  Draconetta xenica Jordan and Fowler, 1903 -- valid
  Draculo Snyder, 1911 -- valid
  Draculo celetus (Smith, 1963) -- valid -- dainty dragonet
  Draculo maugei (Smith, 1966) -- valid
  Draculo pogognathus (Gosline, 1959) -- valid
  Draculo shango (Davis and Robins, 1966) -- valid
  Drepane Cuvier in Cuvier and Valenciennes, 1831 -- valid
  Drepane africana Osório, 1892 -- valid
  Drepane longimana (Bloch and Schneider, 1801) -- valid
  Drepane punctata (Linnaeus, 1758) -- valid
  Drombus Jordan and Seale, 1905 -- valid
  Drombus globiceps (Hora, 1923) -- valid
  Drombus halei Whitley, 1935 -- valid
  Drombus irrasus Smith, 1959 -- invalid -- ostrich goby, ostrich goby
  Drombus key (Smith, 1947) -- valid
  Drombus kranjiensis (Herre, 1940) -- valid
  Drombus lepidothorax Whitley, 1945 -- valid
  Drombus ocyurus (Jordan and Seale, 1907) -- valid
  Drombus palackyi Jordan and Seale, 1905 -- valid
  Drombus simulus (Smith, 1960) -- valid
  Drombus triangularis (Weber, 1909) -- valid
  Duboisialestes Poll, 1967 -- valid
  Duboisialestes bifasciatus Poll, 1967 -- valid
  Duboisialestes tumbensis (Hoedeman, 1951) -- valid
  Dules Cuvier in Cuvier and Valenciennes, 1829 -- valid
  Dules auriga Cuvier in Cuvier and Valenciennes, 1829 -- valid
  Dunckerocampus Whitley, 1933 -- valid
  Dunckerocampus baldwini Herald and Randall, 1972 -- valid
  Dunckerocampus caulleryi (Chabanaud, 1929) -- invalid
  Dunckerocampus caulleryi caulleryi (Chabanaud, 1929) -- invalid
  Dunckerocampus chapmani Herald in Schultz, Herald, Lachner, Welander and Woods, 1953 -- valid -- banded pipefish
  Dunckerocampus pessuliferus Fowler, 1938 -- valid
  Dundocharax Poll, 1967 -- valid
  Dundocharax bidentatus Poll, 1967 -- valid
  Dysalotus MacGilchrist, 1905 -- valid
  Dysalotus alcocki MacGilchrist, 1905 -- valid
  Dysalotus oligoscolus Johnson and Cohen, 1974 -- valid
  Dysomma Alcock, 1889 -- valid
  Dysomma anguillare Barnard, 1923 -- valid -- shortbelly eel, blind arrowtooth eel, anguila panzacorta
  Dysomma aphododera Ginsburg, 1951 -- invalid
  Dysomma brevirostre (Facciolà, 1887) -- valid -- batnose eel
  Dysomma bucephalus Alcock, 1889 -- valid
  Dysomma dolichosomatum Karrer, 1982 -- valid
  Dysomma fuscoventralis Karrer and Klausewitz, 1982 -- valid
  Dysomma goslinei Robins and Robins, 1976 -- valid
  Dysomma longirostrum Chen and Mok, 2001 -- valid
  Dysomma melanurum Chen and Weng, 1967 -- valid
  Dysomma muciparus (Alcock, 1891) -- valid
  Dysomma opisthoproctus Chen and Mok, 1995 -- valid
  Dysomma polycatodon Karrer, 1982 -- valid
  Dysomma tridens Robins, Böhlke and Robins in Robins and Robins, 1989 -- valid
  Dysommina Ginsburg, 1951 -- valid
  Dysommina proboscideus (Lea, 1913) -- valid
  Dysommina rugosa Ginsburg, 1951 -- valid
  Dysommopsis Alcock, 1891 -- invalid
  Ebomegobius Herre, 1946 -- valid
  Ebomegobius goodi Herre, 1946 -- valid
  Echelus Rafinesque, 1810 -- valid
  Echelus myrus (Linnaeus, 1758) -- valid
  Echelus pachyrhynchus (Vaillant, 1888) -- valid
  Echelus punctatus Rafinesque, 1810 -- invalid
  Echelus rufus Rafinesque, 1810 -- invalid
  Echelus uropterus (Temminck and Schlegel, 1846) -- valid
  Echeneis Linnaeus, 1758 -- valid -- slender remoras, sharksuckers
  Echeneis albescens Temminck and Schlegel, 1850 -- invalid
  Echeneis naucrates Linnaeus, 1758 -- valid -- sharksucker, guaicán, rémora rayada
  Echeneis neucratoides Zuiew, 1786 -- valid -- whitefin sharksucker, rémora filoblanco
  Echidna Forster, 1777 -- valid
  Echidna amblyodon (Bleeker, 1856) -- valid
  Echidna catenata (Bloch, 1795) -- valid -- chain moray, morena jaspeada, morena cadena
  Echidna delicatula (Kaup, 1856) -- valid
  Echidna fascigula (Peters, 1855) -- invalid
  Echidna leucotaenia Schultz, 1943 -- valid
  Echidna nebulosa (Ahl, 1789) -- valid -- starry moray, white moray, morena estrellada
  Echidna nocturna (Cope, 1872) -- valid -- palenose moray, morena pecosa
  Echidna peli (Kaup, 1856) -- valid
  Echidna polyzona (Richardson, 1845) -- valid -- banded moray, ringed reef moray
  Echidna rhodochilus Bleeker, 1863 -- valid
  Echidna unicolor Schultz in Schultz, Herald, Lachner, Welander and Woods, 1953 -- valid
  Echidna xanthospilos (Bleeker, 1859) -- valid
  Echidna zebra (Shaw in Shaw and Nodder, 1797) -- invalid -- zebra moray
  Echiichthys Bleeker, 1861 -- valid
  Echiichthys vipera (Cuvier, 1829) -- valid -- lesser weever
  Echinogobius Iwata, Hosoya and Niimura, 1998 -- valid
  Echinogobius hayashii Iwata, Hosoya and Niimura, 1998 -- valid
  Echiophis Kaup, 1856 -- valid
  Echiophis brunneus (Castro-Aguirre and Suárez de los Cobos, 1983) -- valid -- fangjaw eel, tieso colmillón
  Echiophis creutzbergi (Cadenat, 1956) -- valid
  Echiophis intertinctus (Richardson, 1848) -- valid -- spotted spoon-nose eel, safío dentudo lunado, tieso cucharón manchado
  Echiophis punctifer (Kaup, 1860) -- valid -- stippled spoon-nose eel, safío dentudo punteado, snapper eel, tieso pecoso
  Echiopsis Kaup, 1856 -- invalid
  Echiopsis punctifer (Kaup, 1860) -- invalid
  Eckloniaichthys Smith, 1943 -- valid
  Eckloniaichthys scylliorhiniceps Smith, 1943 -- valid
  Eclectochromis Eccles and Trewavas, 1989 -- valid
  Eclectochromis festivus (Trewavas, 1935) -- valid
  Eclectochromis lobochilus (Trewavas, 1935) -- valid
  Eclectochromis ornatus (Regan, 1922) -- valid
  Economidichthys Bianco, Bullock, Miller and Roubal, 1987 -- valid
  Economidichthys pygmaeus (Holly, 1929) -- valid
  Economidichthys trichonis Economidis and Miller, 1990 -- valid
  Ecsenius McCulloch, 1923 -- valid
  Ecsenius aequalis Springer, 1988 -- valid
  Ecsenius alleni Springer, 1988 -- valid
  Ecsenius aroni Springer, 1971 -- valid
  Ecsenius australianus Springer, 1988 -- valid
  Ecsenius axelrodi Springer, 1988 -- valid
  Ecsenius bandanus Springer, 1971 -- valid
  Ecsenius bathi Springer, 1988 -- valid
  Ecsenius bicolor (Day, 1888) -- valid
  Ecsenius bimaculatus Springer, 1971 -- valid
  Ecsenius collettei Springer, 1972 -- valid
  Ecsenius dentex Springer, 1988 -- valid
  Ecsenius dilemma Springer, 1988 -- valid
  Ecsenius fijiensis Springer, 1988 -- valid
  Ecsenius fourmanoiri Springer, 1972 -- valid
  Ecsenius frontalis (Valenciennes in Cuvier and Valenciennes, 1836) -- valid -- twocolour blenny
  Ecsenius gravieri (Pellegrin, 1906) -- valid
  Ecsenius hawaiiensis Chapman and Schultz, 1952 -- invalid
  Ecsenius isos McKinney and Springer, 1976 -- valid
  Ecsenius kurti Springer, 1988 -- valid
  Ecsenius lineatus Klausewitz, 1962 -- valid
  Ecsenius lividanalis Chapman and Schultz, 1952 -- valid
  Ecsenius lubbocki Springer, 1988 -- valid
  Ecsenius mandibularis McCulloch, 1923 -- valid -- manytoothed blenny
  Ecsenius melarchus McKinney and Springer, 1976 -- valid
  Ecsenius midas Starck, 1969 -- valid
  Ecsenius minutus Klausewitz, 1963 -- valid
  Ecsenius monoculus Springer, 1988 -- valid
  Ecsenius nalolo Smith, 1959 -- valid
  Ecsenius namiyei (Jordan and Evermann, 1902) -- valid
  Ecsenius niue Springer, 2002 -- valid
  Ecsenius oculatus Springer, 1988 -- valid
  Ecsenius oculus Springer, 1971 -- valid
  Ecsenius ops Springer and Allen, 2001 -- valid
  Ecsenius opsifrontalis Chapman and Schultz, 1952 -- valid
  Ecsenius pardus Springer, 1988 -- valid
  Ecsenius paroculus Springer, 1988 -- valid
  Ecsenius pictus McKinney and Springer, 1976 -- valid
  Ecsenius polystictus Springer and Randall, 1999 -- valid
  Ecsenius portenoyi Springer, 1988 -- valid
  Ecsenius prooculis Chapman and Schultz, 1952 -- valid
  Ecsenius pulcher (Murray, 1887) -- valid
  Ecsenius randalli Springer, 1991 -- valid
  Ecsenius schroederi McKinney and Springer, 1976 -- valid
  Ecsenius sellifer Springer, 1988 -- valid
  Ecsenius stictus Springer, 1988 -- valid
  Ecsenius stigmatura Fowler in Chapman and Schultz, 1952 -- valid
  Ecsenius taeniatus Springer, 1988 -- valid
  Ecsenius tessera Springer, 1988 -- valid
  Ecsenius tigris Springer, 1988 -- valid
  Ecsenius tricolor Springer and Allen, 2001 -- valid
  Ecsenius trilineatus Springer, 1972 -- valid
  Ecsenius yaeyamaensis (Aoyagi, 1954) -- valid
  Ectodus Boulenger, 1898 -- valid
  Ectodus descampsii Boulenger, 1898 -- valid
  Egglestonichthys Miller and Wongrat, 1979 -- valid
  Egglestonichthys bombylios Larson and Hoese, 1997 -- valid
  Egglestonichthys melanoptera (Visweswara Rao, 1971) -- valid
  Egglestonichthys patriciae Miller and Wongrat, 1979 -- valid
  Ego Randall, 1994 -- valid
  Ego zebra Randall, 1994 -- valid
  Eigenmannia Jordan and Evermann, 1896 -- valid
  Eigenmannia humboldtii (Steindachner, 1878) -- valid
  Eigenmannia limbata (Schreiner and Miranda Ribeiro, 1903) -- valid
  Eigenmannia macrops (Boulenger, 1897) -- valid
  Eigenmannia microstoma (Reinhardt, 1852) -- valid
  Eigenmannia nigra Mago-Leccia, 1994 -- valid
  Eigenmannia trilineata López and Castello, 1966 -- valid
  Eigenmannia vicentespelaea Triques, 1996 -- valid
  Eigenmannia virescens (Valenciennes, 1842) -- valid -- green knifefish, green knifefish
  Ekemblemaria Stephens, 1963 -- valid
  Ekemblemaria lira Hastings, 1992 -- valid
  Ekemblemaria myersi Stephens, 1963 -- valid -- reef-sand blenny, tubícola de cejas
  Ekemblemaria nigra (Meek and Hildebrand, 1928) -- valid
  Elacatinus Jordan, 1904 -- valid
  Elacatinus atronasus (Böhlke and Robins, 1968) -- valid
  Elacatinus chancei (Beebe and Hollister, 1933) -- valid
  Elacatinus digueti (Pellegrin, 1901) -- valid -- redhead goby, banded cleaning goby, gobio barbero
  Elacatinus dilepis (Robins and Böhlke, 1964) -- invalid -- gobio naranja, orangeside goby
  Elacatinus evelynae (Böhlke and Robins, 1968) -- valid -- gobio hocicudo, sharknose goby, sharpnose goby, gobio tiburoncito
  Elacatinus figaro Sazima, Moura and Rosa, 1997 -- valid
  Elacatinus gemmatus (Ginsburg, 1939) -- invalid -- frecklefin goby, gobio de aleta pecosa
  Elacatinus genie (Böhlke and Robins, 1968) -- valid -- cleaner goby, cleaning goby, gobio limpiador
  Elacatinus horsti (Metzelaar, 1922) -- valid -- gobio de banda amarilla, yellowline goby
  Elacatinus illecebrosus (Böhlke and Robins, 1968) -- valid -- barsnout goby, gobio seductor
  Elacatinus janssi Bussing, 1981 -- valid -- gobio lomopintado, spotback goby
  Elacatinus limbaughi Hoese and Reader, 2001 -- valid -- gobio insólito, widebanded cleaning goby
  Elacatinus lori Colin, 2002 -- invalid
  Elacatinus louisae (Böhlke and Robins, 1968) -- valid -- spotlight goby, gobio farol
  Elacatinus macrodon (Beebe and Tee-Van, 1928) -- valid -- tiger goby, gobio tigre
  Elacatinus multifasciatus (Steindachner, 1876) -- valid -- gobio rayado, greenband goby, greenbanded goby
  Elacatinus nesiotes Bussing, 1990 -- valid
  Elacatinus oceanops Jordan, 1904 -- valid -- neon goby
  Elacatinus pallens (Ginsburg, 1939) -- invalid -- gobio semidesnudo, semiscaled goby
  Elacatinus prochilos (Böhlke and Robins, 1968) -- valid -- broadstripe goby, gobio bordeado
  Elacatinus puncticulatus (Ginsburg, 1938) -- invalid -- gobio cabeza roja, redhead goby
  Elacatinus randalli (Böhlke and Robins, 1968) -- valid
  Elacatinus saucrus (Robins, 1960) -- valid -- gobio severo, leopard goby
  Elacatinus tenox (Böhlke and Robins, 1968) -- valid
  Elacatinus xanthiprora (Böhlke and Robins, 1968) -- valid -- yellowprow goby
  Elacatinus zebrellus (Robins, 1958) -- valid
  Elachocharax Myers, 1927 -- valid
  Elachocharax geryi Weitzman and Kanazawa, 1978 -- valid
  Elachocharax junki (Géry, 1971) -- valid
  Elachocharax mitopterus Weitzman, 1986 -- valid
  Elachocharax pulcher Myers, 1927 -- valid
  Elapsopis Kaup, 1856 -- valid
  Elapsopis cyclorhinus (Fraser-Brunner, 1934) -- valid
  Elapsopis versicolor (Richardson, 1848) -- valid
  Elassichthys adocetus (Böhlke, 1951) -- invalid
  Elassoma Jordan, 1877 -- valid -- pygmy sunfishes
  Elassoma alabamae Mayden, 1993 -- valid -- spring pygmy sunfish
  Elassoma boehlkei Rohde and Arndt, 1987 -- valid -- Carolina pygmy sunfish
  Elassoma evergladei Jordan, 1884 -- valid -- Everglades pygmy sunfish
  Elassoma okatie Rohde and Arndt, 1987 -- valid -- bluebarred pygmy sunfish
  Elassoma okefenokee Böhlke, 1956 -- valid -- Okefenokee pygmy sunfish
  Elassoma zonatum Jordan, 1877 -- valid -- banded pygmy sunfish
  Elattarchus Jordan and Evermann, 1896 -- valid
  Elattarchus archidium (Jordan and Gilbert, 1882) -- valid -- bluestreak drum, corvineta gallinita
  Electrophorus Gill, 1864 -- valid
  Electrophorus electricus (Linnaeus, 1766) -- valid -- electric eel, electric eel
  Electrophorus multivalvulus Nakashima, 1941 -- invalid
  Eleginops Gill, 1862 -- valid
  Eleginops maclovinus (Cuvier in Cuvier and Valenciennes, 1830) -- valid
  Eleotrica Ginsburg, 1933 -- valid
  Eleotrica cableae Ginsburg, 1933 -- valid
  Eleotriodes Bleeker, 1857 -- invalid
  Eleotriodes helsdingenii Bleeker, 1858 -- invalid -- railway glider, railway glider
  Eleotris Bloch and Schneider, 1801 -- valid -- sleepers, spinycheek sleepers
  Eleotris abacurus Jordan and Gilbert in Jordan, 1896 -- invalid
  Eleotris acanthopoma Bleeker, 1853 -- valid -- Asian sleeper
  Eleotris amblyopsis (Cope, 1871) -- valid -- dormilón oscuro, largescaled spinycheek sleeper
  Eleotris andamensis Herre, 1939 -- valid
  Eleotris annobonensis Blanc, Cadenat and Stauch, 1968 -- valid
  Eleotris aquadulcis Allen and Coates, 1990 -- valid
  Eleotris balia Jordan and Seale, 1905 -- valid
  Eleotris belizianus Sauvage, 1880 -- valid
  Eleotris brachyurus Bleeker, 1849 -- valid
  Eleotris daganensis Steindachner, 1870 -- valid
  Eleotris fasciatus Chen, 1964 -- valid
  Eleotris feai Thys van den Audenaerde and Tortonese, 1974 -- valid
  Eleotris fusca (Forster in Bloch and Schneider, 1801) -- valid -- brown gudgeon, dusky sleeper, brown sleeper
  Eleotris isthmensis Meek and Hildebrand, 1916 -- invalid
  Eleotris lutea Day, 1876 -- valid
  Eleotris macrocephala (Bleeker, 1857) -- valid
  Eleotris macrolepis (Bleeker, 1875) -- valid
  Eleotris mauritianus Bennett, 1832 -- valid
  Eleotris melanopterus Bleeker, 1852 -- valid
  Eleotris melanosoma Bleeker, 1852 -- valid -- broadhead sleeper, ebony sleeper
  Eleotris melanura Bleeker, 1849 -- valid
  Eleotris miniatus Seale, 1901 -- invalid
  Eleotris oxycephala Temminck and Schlegel, 1845 -- valid
  Eleotris pellegrini Maugé, 1984 -- valid
  Eleotris perniger (Cope, 1871) -- valid -- guavina espinosa, smallscaled spinycheek sleeper
  Eleotris picta Kner, 1863 -- valid -- spotted sleeper, guavina machada
  Eleotris pisonis (Gmelin, 1789) -- valid -- spinycheek sleeper, guavina espinosa
  Eleotris pseudacanthopomus Bleeker, 1853 -- valid
  Eleotris sandwicensis Vaillant and Sauvage, 1875 -- valid -- Akupa sleeper
  Eleotris senegalensis Steindachner, 1870 -- valid
  Eleotris smaragdus Valenciennes in Cuvier and Valenciennes, 1837 -- invalid -- emerald sleeper, esmeralda negra
  Eleotris soaresi Playfair in Playfair and Günther, 1867 -- valid
  Eleotris tecta Bussing, 1996 -- valid
  Eleotris tohizonae Steindachner, 1880 -- valid
  Eleotris tubularis Heller and Snodgrass, 1903 -- valid
  Eleotris vittata Duméril, 1861 -- valid
  Eleotris vomerodentata Maugé, 1984 -- valid
  Elephenor Jordan, 1919 -- invalid
  Eleutheonema tetradactylum (Shaw, 1804) -- invalid -- fourthread tasselfish, fourthread tasselfish
  Eleutheonema tridactylum (Bleeker, 1849) -- invalid -- threethread tasselfish, threethread tasselfish
  Eleutherochir Bleeker, 1879 -- valid
  Eleutherochir mirabilis (Snyder, 1911) -- valid
  Eleutherochir opercularis (Valenciennes in Cuvier and Valenciennes, 1837) -- valid
  Eleutheronema Bleeker, 1862 -- valid
  Eleutheronema rhadinum (Jordan and Evermann, 1902) -- valid
  Eleutheronema tetradactylum (Shaw, 1804) -- valid
  Eleutheronema tridactylum (Bleeker, 1849) -- valid
  Ellerkeldia Whitley, 1927 -- invalid
  Ellerkeldia huntii (Hector, 1875) -- invalid -- redbanded perch, redbanded perch
  Ellerkeldia jamesoni (Ogilby, 1908) -- invalid -- jameson's rockcod, jameson's rockcod
  Ellogobius Whitley, 1933 -- invalid
  Elops Linnaeus, 1766 -- valid -- ladyfishes
  Elops affinis Regan, 1909 -- valid -- machete, machete del Pacífico
  Elops australis Regan, 1909 -- invalid
  Elops hawaiensis Regan, 1909 -- valid -- giant herring, tenpounder, Hawaiian ladyfish
  Elops hawaiiensis Regan, 1909 -- invalid -- great herring
  Elops lacerta Valenciennes in Cuvier and Valenciennes, 1847 -- valid -- Atlantic ladyfish, Guinean ladyfish
  Elops machnata (Forsskål, 1775) -- valid
  Elops saurus Linnaeus, 1766 -- valid -- ladyfish, banano, machete del Atlántico
  Elops senegalensis Regan, 1909 -- valid
  Embiotoca Agassiz, 1853 -- valid
  Embiotoca jacksoni Agassiz, 1853 -- valid -- black perch, mojarra negra
  Embiotoca lateralis Agassiz, 1854 -- valid -- striped seaperch, mojarra azul
  Emblemaria Jordan and Gilbert, 1883 -- valid
  Emblemaria atlantica Jordan and Evermann, 1898 -- valid -- banner blenny
  Emblemaria australis Ramos, Rocha and Rocha, 2003 -- valid
  Emblemaria biocellata Stephens, 1970 -- valid
  Emblemaria caldwelli Stephens, 1970 -- valid
  Emblemaria caycedoi Acero P., 1984 -- valid
  Emblemaria culmenis Stephens, 1970 -- valid
  Emblemaria diphyodontis Stephens and Cervigón in Stephens, 1970 -- valid
  Emblemaria hudsoni Evermann and Radcliffe, 1917 -- valid
  Emblemaria hyltoni Johnson and Greenfield, 1976 -- valid
  Emblemaria hypacanthus (Jenkins and Evermann, 1889) -- valid -- Gulf signal blenny, tubícola flamante
  Emblemaria nivipes Jordan and Gilbert, 1883 -- valid
  Emblemaria pandionis Evermann and Marsh, 1900 -- valid -- sailfin blenny, sapito dragón, tubícola dragón
  Emblemaria piratica Ginsburg, 1942 -- valid -- sailfin signal blenny, tubícola bandera
  Emblemaria piratula Ginsburg and Reid in Ginsburg, 1942 -- valid -- pirate blenny
  Emblemaria tortugae Hildebrand, 1946 -- valid
  Emblemaria vitta Williams, 2002 -- valid
  Emblemaria walkeri Stephens, 1963 -- valid -- elusive signal blenny, tubícola fugaz
  Emblemariopsis Longley, 1927 -- valid
  Emblemariopsis bahamensis Stephens, 1961 -- valid -- blackhead blenny, tubícola cabezinegro
  Emblemariopsis bottomei Stephens, 1961 -- valid
  Emblemariopsis dianae Tyler and Hastings, 2004 -- valid
  Emblemariopsis diaphanus Longley, 1927 -- valid -- glass blenny
  Emblemariopsis leptocirris Stephens, 1970 -- valid
  Emblemariopsis occidentalis Stephens, 1970 -- valid -- redspine blenny, sapito aletón, tubícola espina roja
  Emblemariopsis pricei Greenfield, 1975 -- valid -- seafan blenny, tubícola gorgonio
  Emblemariopsis ramirezi (Cervigón, 2000) -- valid
  Emblemariopsis randalli Cervigón, 1965 -- valid
  Emblemariopsis ruetzleri Tyler and Tyler, 1997 -- valid
  Emblemariopsis signifera (Ginsburg, 1942) -- valid -- flagfin blenny, sapito aletón, tubícola aletón
  Emblemariopsis tayrona (Acero P., 1987) -- valid
  Embolichthys Jordan and Evermann in Jordan, 1903 -- invalid
  Embolichthys mitsukurii (Jordan and Evermann, 1902) -- invalid
  Embolichthys sarisa Robins and Böhlke, 1970 -- invalid
  Emmelanthias Smith, 1955 -- invalid
  Emmelanthias stigmapteron Smith, 1955 -- invalid -- spotfin goldie, spotfin goldie
  Emmelichthys Richardson, 1845 -- valid -- poolfishes
  Emmelichthys elongatus Kotlyar, 1982 -- valid
  Emmelichthys karnellai Heemstra and Randall, 1977 -- valid
  Emmelichthys nitidus Richardson, 1845 -- valid -- bonnetmouth, bonnetmouth
  Emmelichthys ruber (Trunov, 1976) -- valid -- red rover
  Emmelichthys struhsakeri Heemstra and Randall, 1977 -- valid
  Empetrichthys Gilbert, 1893 -- valid -- poolfishes
  Empetrichthys latos Miller, 1948 -- valid -- Pahrump poolfish, Pahrump killifish
  Empetrichthys latos concavus Miller, 1948 -- valid -- Raycraft poolfish
  Empetrichthys latos latos Miller, 1948 -- valid -- Pahrump killifish
  Empetrichthys latos pahrump Miller, 1948 -- valid -- Pahrump killifish
  Empetrichthys merriami Gilbert, 1893 -- valid -- Ash Meadows killifish, Ash Meadows poolfish
  Enantiopus Boulenger, 1906 -- valid
  Enantiopus albini (Steindachner, 1909) -- valid
  Enantiopus melanogenys (Boulenger, 1898) -- invalid
  Enchelycore Kaup, 1856 -- valid
  Enchelycore anatina (Lowe, 1838) -- valid -- fangtooth moray
  Enchelycore bayeri (Schultz in Schultz, Herald, Lachner, Welander and Woods, 1953) -- valid
  Enchelycore bikiniensis (Schultz in Schultz, Herald, Lachner, Welander and Woods, 1953) -- valid
  Enchelycore canina (Quoy and Gaimard, 1824) -- invalid
  Enchelycore carychroa Böhlke and Böhlke, 1976 -- valid -- chestnut moray, morena parda, morena castaña
  Enchelycore kamara Böhlke and Böhlke, 1980 -- valid
  Enchelycore lichenosa (Jordan and Snyder, 1901) -- valid
  Enchelycore nigricans (Bonnaterre, 1788) -- valid -- viper moray, morena mulata, morena víbora
  Enchelycore nycturanus Smith, 2002 -- valid
  Enchelycore octaviana (Myers and Wade, 1941) -- valid -- slenderjaw moray, morena octaviana
  Enchelycore pardalis (Temminck and Schlegel, 1846) -- valid -- dragon moray eel, Hawaiian dragon eel
  Enchelycore ramosa (Griffin, 1926) -- valid
  Enchelycore schismatorhynchus (Bleeker, 1853) -- valid
  Enchelynassa Kaup, 1855 -- valid
  Enchelynassa canina (Quoy and Gaimard, 1824) -- valid
  Enchelyurus Peters, 1868 -- valid
  Enchelyurus ater (Günther, 1877) -- valid
  Enchelyurus brunneolus (Jenkins, 1903) -- valid
  Enchelyurus flavipes Peters, 1868 -- valid
  Enchelyurus kraussii (Klunzinger, 1871) -- valid
  Enchelyurus petersi (Kossmann and Räuber, 1877) -- valid
  Engraulisoma Castro, 1981 -- valid
  Engraulisoma taeniatum Castro, 1981 -- valid
  Enigmapercis Whitley, 1936 -- valid
  Enigmapercis acutirostris Parin, 1990 -- valid
  Enigmapercis reducta Whitley, 1936 -- valid
  Enneacampus Dawson, 1981 -- valid
  Enneacampus ansorgii (Boulenger, 1910) -- valid -- african freshwater pipefish, African freshwater pipefish
  Enneacampus kaupi (Bleeker, 1863) -- valid
  Enneanectes Jordan and Evermann in Jordan, 1895 -- valid
  Enneanectes altivelis Rosenblatt, 1960 -- valid -- lofty triplefin, sapito barreado, tres aletas de barras
  Enneanectes atrorus Rosenblatt, 1960 -- valid -- blackedge triplefin, blackedge triplefin, sapito orleado, tres aletas orlado
  Enneanectes boehlkei Rosenblatt, 1960 -- valid -- roughhead triplefin, sapito rugoso, tres aletas rugoso
  Enneanectes carminalis (Jordan and Gilbert, 1882) -- valid
  Enneanectes jordani (Evermann and Marsh, 1899) -- valid -- mimic triplefin, mimic triplefin, sapito tres aletas, tres aletas escondido
  Enneanectes pectoralis (Fowler, 1941) -- valid -- redeye triplefin, tres aletas aletón
  Enneanectes reticulatus Allen and Robertson, 1991 -- valid -- flag triplefin, tres aletas bandera
  Enneanectes smithi Lubbock and Edwards, 1981 -- valid
  Enneapterygius Rüppell, 1835 -- valid
  Enneapterygius abeli (Klausewitz, 1960) -- valid
  Enneapterygius atriceps (Jenkins, 1903) -- valid
  Enneapterygius atrogulare (Günther, 1873) -- valid
  Enneapterygius bahasa Fricke, 1997 -- valid
  Enneapterygius clea Fricke, 1997 -- valid
  Enneapterygius destai Clark, 1980 -- valid
  Enneapterygius elegans (Peters, 1876) -- valid
  Enneapterygius etheostoma (Jordan and Snyder, 1902) -- valid
  Enneapterygius fasciatus (Weber, 1909) -- valid
  Enneapterygius flavoccipitis Shen, 1994 -- valid
  Enneapterygius fuscoventer Fricke, 1997 -- valid
  Enneapterygius gracilis Fricke, 1994 -- valid
  Enneapterygius hemimelas (Kner and Steindachner, 1867) -- valid
  Enneapterygius hollemani Randall, 1995 -- valid
  Enneapterygius howensis Fricke, 1997 -- valid
  Enneapterygius kermadecensis Fricke, 1994 -- valid
  Enneapterygius larsonae Fricke, 1994 -- valid
  Enneapterygius melanospilus Randall, 1995 -- valid
  Enneapterygius minutus (Günther, 1877) -- valid
  Enneapterygius mirabilis Fricke, 1994 -- valid
  Enneapterygius miyakensis Fricke, 1987 -- valid
  Enneapterygius namarrgon Fricke, 1997 -- valid
  Enneapterygius nanus (Schultz in Schultz, Chapman, Lachner and Woods, 1960) -- valid
  Enneapterygius nasimae Hoda, 1983 -- valid
  Enneapterygius niger Fricke, 1994 -- valid
  Enneapterygius nigricauda Fricke, 1997 -- valid
  Enneapterygius obscurus Clark, 1980 -- valid
  Enneapterygius ornatus Fricke, 1997 -- valid
  Enneapterygius pallidoserialis Fricke, 1997 -- valid
  Enneapterygius paucifasciatus Fricke, 1994 -- valid
  Enneapterygius philippinus (Peters, 1868) -- valid
  Enneapterygius pusillus Rüppell, 1835 -- valid -- highcrest triplefin, highcrest triplefin
  Enneapterygius pyramis Fricke, 1994 -- valid
  Enneapterygius randalli Fricke, 1997 -- valid
  Enneapterygius rhabdotus Fricke, 1994 -- valid
  Enneapterygius rhothion Fricke, 1997 -- valid
  Enneapterygius rubicauda Shen, 1994 -- valid
  Enneapterygius rufopileus (Waite, 1904) -- valid
  Enneapterygius signicauda Fricke, 1997 -- valid
  Enneapterygius similis Fricke, 1997 -- valid
  Enneapterygius triserialis Fricke, 1994 -- valid
  Enneapterygius trisignatus Fricke, 2001 -- valid
  Enneapterygius tutuilae Jordan and Seale, 1906 -- valid
  Enneapterygius unimaculatus Fricke, 1994 -- valid
  Enneapterygius ventermaculus Holleman, 1982 -- valid
  Enneapterygius vexillarius Fowler, 1946 -- valid
  Enneapterygius williamsi Fricke, 1997 -- valid
  Enneapterygius ziegleri Fricke, 1994 -- valid
  Enoplosus Lacepède, 1802 -- valid
  Enoplosus armatus (White, 1790) -- valid -- old wife, old wife
  Entelurus Duméril, 1870 -- valid
  Entelurus aequoreus (Linnaeus, 1758) -- valid -- ocean pipefish, snake pipefish
  Enterochromis Greenwood, 1980 -- invalid
  Entomacrodus Gill, 1859 -- valid
  Entomacrodus cadenati Springer, 1967 -- valid
  Entomacrodus caudofasciatus (Regan, 1909) -- valid
  Entomacrodus chapmani Springer, 1967 -- valid
  Entomacrodus chiostictus (Jordan and Gilbert, 1882) -- valid -- borracho aleta mocha, notchfin blenny
  Entomacrodus corneliae (Fowler, 1932) -- valid
  Entomacrodus cymatobiotus Schultz and Chapman in Schultz et al., 1960 -- valid
  Entomacrodus decussatus (Bleeker, 1858) -- valid
  Entomacrodus epalzeocheilos (Bleeker, 1859) -- valid -- tufted blenny
  Entomacrodus epalzeocheilus (Bleeker, 1859) -- invalid -- tufted blenny
  Entomacrodus incisolabiatus Schultz and Chapman in Schultz et al., 1960 -- invalid
  Entomacrodus lemuria Springer and Fricke, 2000 -- valid
  Entomacrodus macrospilus Springer, 1967 -- valid
  Entomacrodus marmoratus (Bennett, 1828) -- valid
  Entomacrodus nigricans Gill, 1859 -- valid -- pearl blenny, blenio perlado, borracho perlado
  Entomacrodus niuafoouensis (Fowler, 1932) -- valid
  Entomacrodus plurifilis Schultz and Chapman in Schultz et al., 1960 -- invalid
  Entomacrodus plurifilis plurifilis Schultz and Chapman in Schultz et al., 1960 -- invalid
  Entomacrodus randalli Springer, 1967 -- valid
  Entomacrodus rofeni Springer, 1967 -- valid
  Entomacrodus sealei Bryan and Herre, 1903 -- valid
  Entomacrodus stellifer (Jordan and Snyder, 1902) -- valid
  Entomacrodus stellifer lighti (Herre, 1936) -- valid
  Entomacrodus stellifer stellifer (Jordan and Snyder, 1902) -- valid
  Entomacrodus strasburgi Springer, 1967 -- valid
  Entomacrodus striatus (Valenciennes in Cuvier and Valenciennes, 1836) -- valid -- streaked blenny, streaked blenny
  Entomacrodus textilis (Valenciennes in Cuvier and Valenciennes, 1836) -- valid
  Entomacrodus thalassinus (Jordan and Seale, 1906) -- valid
  Entomacrodus thalassinus longicirrus Springer, 1967 -- valid
  Entomacrodus thalassinus thalassinus Jordan and Seale, 1906 -- valid
  Entomacrodus vermiculatus (Valenciennes in Cuvier and Valenciennes, 1836) -- valid
  Entomacrodus vomerinus (Valenciennes in Cuvier and Valenciennes, 1836) -- valid
  Entomacrodus williamsi Springer and Fricke, 2000 -- valid
  Enypnias Jordan and Evermann, 1898 -- valid
  Enypnias aceras Ginsburg, 1939 -- valid
  Enypnias seminudus (Günther, 1861) -- valid -- gobio cienoso, silt goby
  Eocallionymus Nakabo, 1982 -- valid
  Eocallionymus papilio (Günther, 1864) -- valid
  Epibulus Cuvier, 1815 -- valid
  Epibulus insidiator (Pallas, 1770) -- valid -- longjawed wrasse
  Epigonus Rafinesque, 1810 -- valid
  Epigonus affinis Parin and Abramov, 1986 -- valid
  Epigonus angustifrons Abramov and Manilo, 1987 -- valid
  Epigonus atherinoides (Gilbert, 1905) -- valid
  Epigonus constanciae (Giglioli, 1880) -- valid
  Epigonus crassicaudus de Buen, 1959 -- valid
  Epigonus ctenolepis Mochizuki and Shirakihara, 1983 -- valid
  Epigonus denticulatus Dieuzeide, 1950 -- valid -- pencil cardinal, pencil cardinal
  Epigonus devaneyi Gon, 1985 -- valid
  Epigonus elegans Parin and Abramov, 1986 -- valid
  Epigonus fragilis (Jordan and Jordan, 1922) -- valid
  Epigonus glossodontus Gon, 1985 -- valid
  Epigonus heracleus Parin and Abramov, 1986 -- valid
  Epigonus lenimen (Whitley, 1935) -- valid
  Epigonus macrops (Brauer, 1906) -- valid
  Epigonus marimonticolus Parin and Abramov, 1986 -- valid
  Epigonus merleni McCosker and Long, 1997 -- valid
  Epigonus notacanthus Parin and Abramov, 1986 -- valid
  Epigonus occidentalis Goode and Bean, 1896 -- valid
  Epigonus oligolepis Mayer, 1974 -- valid
  Epigonus pandionis (Goode and Bean, 1881) -- valid
  Epigonus parini Abramov, 1987 -- valid
  Epigonus pectinifer Mayer, 1974 -- valid
  Epigonus robustus (Barnard, 1927) -- valid -- bigeye cardinalfish
  Epigonus telescopus (Risso, 1810) -- valid -- telescope cardinal, telescope cardinal
  Epigonus waltersensis Parin and Abramov, 1986 -- valid
  Epinephelides Ogilby, 1899 -- valid
  Epinephelides armatus (Castelnau, 1875) -- valid
  Epinephelus Bloch, 1793 -- valid -- groupers
  Epinephelus acanthistius (Gilbert, 1892) -- valid -- Gulf coney, baqueta, rooster hind
  Epinephelus adscensionis (Osbeck, 1765) -- valid -- rock hind, cabra mora, cabrilla payaso
  Epinephelus aeneus (E. Geoffroy Saint-Hilaire, 1817) -- valid -- white grouper
  Epinephelus akaara (Temminck and Schlegel, 1842) -- valid -- redspotted grouper, Hong Kong grouper
  Epinephelus albomarginatus Boulenger, 1903 -- valid -- white-edged grouper
  Epinephelus amblycephalus (Bleeker, 1857) -- valid -- banded grouper
  Epinephelus analogus Gill, 1863 -- valid -- spotted cabrilla, cabrilla pinta
  Epinephelus andersoni Boulenger, 1903 -- valid -- catface grouper
  Epinephelus areolatus (Forsskål, 1775) -- valid -- yellowspotted rockcod, areolate grouper
  Epinephelus awoara (Temminck and Schlegel, 1842) -- valid -- yellow grouper
  Epinephelus bilobatus Randall and Allen, 1987 -- valid -- twinspot grouper, frostback rockcod
  Epinephelus bleekeri (Vaillant in Vaillant and Bocourt, 1878) -- valid -- duskytail grouper
  Epinephelus bontoides (Bleeker, 1855) -- valid -- palemargin grouper
  Epinephelus bruneus Bloch, 1793 -- valid -- longtooth grouper, mudgrouper
  Epinephelus caeruleopunctatus (Bloch, 1790) -- invalid -- whitespotted grouper
  Epinephelus caninus (Valenciennes, 1843) -- valid -- dogtooth grouper
  Epinephelus chabaudi (Castelnau, 1861) -- valid -- moustache grouper
  Epinephelus chlorocephalus (Valenciennes in Cuvier and Valenciennes, 1830) -- valid -- Tonga grouper
  Epinephelus chlorostigma (Valenciennes in Cuvier and Valenciennes, 1828) -- valid
  Epinephelus cifuentesi Lavenberg and Grove in Heemstra and Randall, 1993 -- valid -- cabrilla gallina, olive grouper
  Epinephelus clippertonensis Allen and Robertson, 1999 -- valid
  Epinephelus coeruleopunctatus (Bloch, 1790) -- valid
  Epinephelus coioides (Hamilton, 1822) -- valid -- orange-spotted grouper
  Epinephelus cometae Tanaka, 1927 -- invalid
  Epinephelus corallicola (Valenciennes in Cuvier and Valenciennes, 1828) -- valid -- coral rockcod
  Epinephelus costae (Steindachner, 1878) -- valid -- goldblotch grouper
  Epinephelus cyanopodus (Richardson, 1846) -- valid -- speckled blue grouper, purple rockcod, blue Maori
  Epinephelus daemelii (Günther, 1876) -- valid -- saddletail grouper, back rockcod, saddled rockcod, spotted black grouper
  Epinephelus darwinensis Randall and Heemstra, 1991 -- valid -- Darwin grouper
  Epinephelus diacanthus (Valenciennes in Cuvier and Valenciennes, 1828) -- valid -- spinycheek grouper
  Epinephelus drummondhayi Goode and Bean, 1878 -- valid -- speckled hind, mero pintarroja
  Epinephelus epistictus (Temminck and Schlegel, 1842) -- valid -- dotted grouper
  Epinephelus ergastularius Whitley, 1930 -- valid -- sevenbar grouper
  Epinephelus erythrurus (Valenciennes in Cuvier and Valenciennes, 1828) -- valid -- cloudy grouper
  Epinephelus exsul (Fowler, 1944) -- valid -- cabrilla diez espinas, tenspine grouper
  Epinephelus fasciatomaculosus (Peters, 1865) -- valid -- rock grouper
  Epinephelus fasciatus (Forsskål, 1775) -- valid -- bluetipped rockcod, blacktipped grouper, footballer cod
  Epinephelus faveatus (Valenciennes in Cuvier and Valenciennes, 1828) -- valid -- barred-chest grouper
  Epinephelus flavocaeruleus (Lacepède, 1802) -- valid -- blue-and-yellow grouper
  Epinephelus flavolimbatus Poey, 1865 -- valid -- yellowedge grouper, mero de aletas amarillas, mero extraviado
  Epinephelus fuscoguttatus (Forsskål, 1775) -- valid -- black rockcod, brown-marbled grouper
  Epinephelus gabriellae Randall and Heemstra, 1991 -- valid -- multispotted grouper
  Epinephelus goreensis (Valenciennes in Cuvier and Valenciennes, 1830) -- valid -- Dungat grouper
  Epinephelus guttatus (Linnaeus, 1758) -- valid -- red hind, cabrilla, cabrilla colorada
  Epinephelus haifensis Ben-tuvia, 1953 -- valid -- Haifa grouper
  Epinephelus heniochus Fowler, 1904 -- valid -- bridled grouper
  Epinephelus hexagonatus (Forster in Bloch and Schneider, 1801) -- valid -- starspotted grouper
  Epinephelus howlandi (Günther, 1873) -- valid -- blacksaddle grouper
  Epinephelus indistinctus Randall and Heemstra, 1991 -- valid -- Somali grouper
  Epinephelus irroratus (Forster in Bloch and Schneider, 1801) -- valid -- Marquesan grouper
  Epinephelus itajara (Lichtenstein, 1822) -- valid -- guasa, goliath grouper, mero guasa
  Epinephelus labriformis (Jenyns, 1840) -- valid -- lateralband grouper, cabrilla piedrera, flag cabrilla, starry grouper
  Epinephelus lanceolatus (Bloch, 1790) -- valid
  Epinephelus latifasciatus (Temminck and Schlegel, 1842) -- valid -- striped grouper
  Epinephelus lebretonianus (Hombron and Jacquinot in Jacquinot and Guichenot, 1853) -- valid -- mystery grouper
  Epinephelus longispinis (Kner, 1864) -- valid -- streakyspot grouper, longspine grouper
  Epinephelus macrospilos (Bleeker, 1855) -- valid -- snubnose grouper
  Epinephelus maculatus (Bloch, 1790) -- valid -- highfin grouper
  Epinephelus magniscuttis Postel, Fourmanoir and Guézé, 1963 -- valid -- speckled grouper
  Epinephelus malabaricus (Bloch and Schneider, 1801) -- valid -- Malabar grouper
  Epinephelus marginatus (Lowe, 1834) -- valid -- dusky grouper
  Epinephelus melanostigma Schultz in Schultz et al., 1953 -- valid -- one-blotch grouper
  Epinephelus merra Bloch, 1793 -- valid -- honeycomb rockcod, honeycomb grouper
  Epinephelus miliaris (Valenciennes in Cuvier and Valenciennes, 1830) -- valid -- netfin grouper
  Epinephelus morio (Valenciennes in Cuvier and Valenciennes, 1828) -- valid -- red grouper, cherna americana
  Epinephelus morrhua (Valenciennes in Cuvier and Valenciennes, 1833) -- valid -- comet grouper
  Epinephelus multinotatus (Peters, 1876) -- valid -- white-blotched grouper
  Epinephelus mystacinus (Poey, 1852) -- valid -- misty grouper, cherno de lo alto, moustache grouper, convict grouper
  Epinephelus nigritus (Holbrook, 1855) -- valid -- cherno prieto, mero negro, warsaw grouper
  Epinephelus niphobles Gilbert and Starks in Gilbert, 1897 -- valid -- baqueta ploma, star-studded grouper, star-studed grouper
  Epinephelus niveatus (Valenciennes in Cuvier and Valenciennes, 1828) -- valid -- snowy grouper, cherna manchada, cherna pintada
  Epinephelus octofasciatus Griffin, 1926 -- valid -- eightbar grouper
  Epinephelus ongus (Bloch, 1790) -- valid -- white-streaked grouper, specklefin rockcod
  Epinephelus perplexus Randall, Hoese and Last in Randall and Heemstra, 1991 -- valid -- puzzling grouper
  Epinephelus peruanus Chirichigno F., 1963 -- valid
  Epinephelus poecilonotus (Temminck and Schlegel, 1842) -- valid -- dot-dash grouper
  Epinephelus polylepis Randall and Heemstra, 1991 -- valid -- smallscaled grouper
  Epinephelus polyphekadion (Bleeker, 1849) -- valid -- comouflage grouper, small toothed rockcod
  Epinephelus polystigma (Bleeker, 1853) -- valid -- white-doted grouper
  Epinephelus posteli Fourmanoir and Crosnier, 1964 -- valid -- striped-fin grouper
  Epinephelus quernus Seale, 1901 -- valid
  Epinephelus quoyanus (Valenciennes in Cuvier and Valenciennes, 1830) -- valid -- longfin grouper, long-finned rock-cod
  Epinephelus radiatus (Day, 1868) -- valid -- oblique-banded grouper
  Epinephelus retouti Bleeker, 1868 -- valid -- red-tipped grouper
  Epinephelus rivulatus (Valenciennes in Cuvier and Valenciennes, 1830) -- valid -- halfmoon grouper, Chinaman rockcod, white-dotted grouper
  Epinephelus septemfasciatus (Thunberg, 1793) -- valid -- convict grouper
  Epinephelus sexfasciatus (Valenciennes in Cuvier and Valenciennes, 1828) -- valid -- sixbar grouper
  Epinephelus socialis (Günther, 1873) -- valid -- surge grouper
  Epinephelus spilotoceps Schultz in Schultz et al., 1953 -- valid -- foursaddle grouper
  Epinephelus stictus Randall and Allen, 1987 -- valid -- black-dotted grouper
  Epinephelus stoliczkae (Day, 1875) -- valid -- epaulet grouper
  Epinephelus striatus (Bloch, 1792) -- valid -- cherna criolla, mero del Caribe, Nassau grouper
  Epinephelus suborbitalis Amaoka and Randall, 1990 -- valid -- seamount grouper
  Epinephelus summana (Forsskål, 1775) -- valid -- Summan grouper
  Epinephelus tauvina (Forsskål, 1775) -- valid -- greasy grouper
  Epinephelus timorensis Randall and Allen, 1987 -- valid -- yellowspotted gouper
  Epinephelus trimaculatus (Valenciennes in Cuvier and Valenciennes, 1828) -- valid -- threespot gouper
  Epinephelus trophis Randall and Allen, 1987 -- valid -- plump grouper
  Epinephelus tuamotuensis Fourmanoir, 1971 -- valid -- reticulate gouper, snakeskin seabass
  Epinephelus tukula Morgans, 1959 -- valid -- potato grouper, potato cod
  Epinephelus undulatostriatus (Peters, 1866) -- valid -- Maori gouper, red-speckled rock-cod
  Epinephelus undulosus (Quoy and Gaimard, 1824) -- valid -- wavy-lined grouper
  Epinnula Poey, 1854 -- valid
  Epinnula americana Grey, 1953 -- invalid
  Epinnula magistralis Poey, 1854 -- valid -- domine, dómine, dominó
  Epinnula orientalis Gilchrist and von Bonde, 1924 -- invalid -- Oriental escolar, sackfish
  Epiplatys Gill, 1862 -- valid
  Epiplatys annulatus (Boulenger, 1915) -- valid -- banded panchax, clown killie, rocket panchax
  Epiplatys ansorgii (Boulenger, 1911) -- valid
  Epiplatys azureus Berkenkamp and Etzel, 1983 -- valid
  Epiplatys barmoiensis Scheel, 1968 -- valid
  Epiplatys berkenkampi Neumann, 1978 -- valid
  Epiplatys biafranus Radda, 1970 -- valid
  Epiplatys bifasciatus (Steindachner, 1881) -- valid
  Epiplatys chaperi (Sauvage, 1882) -- valid -- firemouth epiplatys, firemouth epiplatys
  Epiplatys chaperi chaperi (Sauvage, 1882) -- valid
  Epiplatys chaperi sheljzhkoi Poll, 1953 -- valid -- African killy
  Epiplatys chevalieri (Pellegrin, 1904) -- valid -- chevalier's epiplatys, Chevalier's epiplatys
  Epiplatys coccinatus Berkenkamp and Etzel, 1982 -- valid
  Epiplatys dageti Poll, 1953 -- valid
  Epiplatys dorsalis Mayer, 1936 -- invalid -- jewelled epiplatys, jewelled epiplatys
  Epiplatys duboisi Poll, 1952 -- invalid -- dubois' epiplatys, Dubois' epiplatys
  Epiplatys esekanus Scheel, 1968 -- valid
  Epiplatys etzeli Berkenkamp, 1975 -- valid
  Epiplatys fasciolatus (Günther, 1866) -- valid -- banded epiplatys, banded epiplatys
  Epiplatys fasciolatus lamottei Daget, 1954 -- invalid
  Epiplatys grahami (Boulenger, 1911) -- valid -- graham's epiplatys, graham's epiplatys
  Epiplatys guineensis Romand, 1994 -- valid
  Epiplatys hildegardae Berkenkamp, 1978 -- valid
  Epiplatys huberi (Radda and Pürzl, 1981) -- valid
  Epiplatys josianae Berkenkamp and Etzel, 1983 -- valid
  Epiplatys lamottei Daget, 1954 -- valid
  Epiplatys longiventralis (Boulenger, 1911) -- valid
  Epiplatys macrostigma (Boulenger, 1911) -- invalid -- largespotted epiplatys, largespotted epiplatys
  Epiplatys mesogramma Huber, 1980 -- valid
  Epiplatys multifasciatus (Boulenger, 1913) -- valid
  Epiplatys neumanni Berkenkamp, 1993 -- valid
  Epiplatys nigromarginatus Schultze, 1937 -- invalid -- blackedged epiplatys, blackedged epiplatys
  Epiplatys njalaensis Neumann, 1976 -- valid
  Epiplatys olbrechtsi Poll, 1941 -- valid
  Epiplatys ornatus (Ahl, 1928) -- invalid -- emerald epiplatys, emerald epiplatys
  Epiplatys phoeniceps Huber, 1980 -- valid
  Epiplatys roloffi Romand, 1978 -- valid
  Epiplatys ruhkopfi Berkenkamp and Etzel, 1980 -- valid
  Epiplatys sangmelinensis (Ahl, 1928) -- valid
  Epiplatys senegalensis (Steindachner, 1870) -- invalid -- senegal epiplatys, Senegal epiplatys
  Epiplatys sexfasciatus Gill, 1862 -- valid -- six-barred epiplatys, six-barred epiplatys
  Epiplatys singa (Boulenger, 1899) -- valid -- spotted epiplatys, spotted epiplatys
  Epiplatys spilargyreius (Duméril, 1861) -- valid
  Epiplatys zenkeri (Ahl, 1928) -- valid
  Episemion Radda and Pürzl, 1987 -- valid
  Episemion callipteron Radda and Pürzl, 1987 -- valid
  Eques Bloch, 1793 -- invalid
  Equetus Rafinesque, 1815 -- valid -- ribbonfishes
  Equetus acuminatus (Bloch and Schneider, 1801) -- invalid -- high-hat
  Equetus iwamotoi (Miller and Woods, 1988) -- invalid -- blackbar drum
  Equetus lanceolatus (Linnaeus, 1758) -- valid -- jackknife-fish, jackknife fish, vaqueta de cinta, payasito obispo
  Equetus punctatus (Bloch and Schneider, 1801) -- valid -- spotted drum, vaqueta punteada, payasito punteado
  Equetus umbrosus Jordan and Eigenmann, 1889 -- invalid -- cubbyu
  Equula Cuvier, 1815 -- invalid
  Eretmodus Boulenger, 1898 -- valid
  Eretmodus cyanostictus Boulenger, 1898 -- valid
  Ericentrus Gill, 1893 -- valid
  Ericentrus rubrus (Hutton, 1872) -- valid
  Ernogrammus Jordan and Evermann, 1898 -- valid
  Ernogrammus hexagrammus (Schlegel in Temminck and Schlegel, 1845) -- valid
  Ernogrammus walkeri Follett and Powell, 1988 -- valid -- masked prickleback
  Erotelis Poey, 1860 -- valid
  Erotelis armiger (Jordan and Richardson in Jordan, 1895) -- valid -- flathead sleeper, guavina cabeza plana
  Erotelis clarki (Hildebrand, 1938) -- valid
  Erotelis shropshirei (Hildebrand, 1938) -- valid
  Erotelis smaragdus (Valenciennes in Cuvier and Valenciennes, 1837) -- valid -- emerald sleeper, guavina de concha
  Erythrinus Scopoli, 1777 -- valid
  Erythrinus erythrinus (Bloch and Schneider, 1801) -- valid
  Erythrinus kessleri Steindachner, 1877 -- valid
  Erythrinus unitaeniatus Spix and Agassiz, 1829 -- invalid
  Erythrocles Jordan, 1919 -- valid
  Erythrocles acarina Kotthaus, 1974 -- valid
  Erythrocles microceps Miyahara and Okamura, 1998 -- valid
  Erythrocles monodi Poll and Cadenat, 1954 -- valid -- crimson rover
  Erythrocles schlegelii (Richardson, 1846) -- valid
  Erythrocles scintillans (Jordan and Thompson, 1912) -- valid
  Erythrocles taeniatus Randall and Rivaton, 1992 -- valid
  Esox panchax Hamilton, 1822 -- invalid
  Esselenia Follett and Anderson, 1990 -- invalid
  Esselenichthys Anderson, 2003 -- valid
  Esselenichthys carli (Follett and Anderson, 1990) -- valid -- threeline prickleback, abrojo tres rayas
  Esselenichthys laurae (Follett and Anderson, 1990) -- valid -- twoline prickleback, abrojo dos rayas
  Etelis Cuvier in Cuvier and Valenciennes, 1828 -- valid -- Ruby Snappers
  Etelis carbunculus Cuvier in Cuvier and Valenciennes, 1828 -- valid -- Ruby Snapper, deep-water red snapper, vivaneau rubis, pargo rubí
  Etelis coruscans Valenciennes, 1862 -- valid -- ruby snapper, Flame Snapper, Deepwater longtail red snapper, Vivaneau flamme, Pargo de llama
  Etelis marshi (Jenkins, 1903) -- invalid
  Etelis oculatus (Valenciennes in Cuvier and Valenciennes, 1828) -- valid -- cachucho, pargo cachucho, Queen Snapper, vivaneau royal
  Etelis radiosus Anderson, 1981 -- valid -- Pale Ruby Snapper, pale snapper, vivaneau pâle, pargo pálido
  Ethadophis Rosenblatt and McCosker, 1970 -- valid
  Ethadophis akkistikos McCosker and Böhlke, 1984 -- valid -- indifferent eel
  Ethadophis byrnei Rosenblatt and McCosker, 1970 -- valid -- ordinary eel, tieso de Cortés
  Ethadophis epinepheli (Blache and Bauchot, 1972) -- valid
  Ethadophis foresti (Cadenat and Roux, 1964) -- valid
  Ethadophis merenda Rosenblatt and McCosker, 1970 -- valid -- snack eel, tieso merienda
  Etia Schliewen and Stiassny, 2003 -- valid
  Etia nguti Schliewen and Stiassny, 2003 -- valid
  Etroplus Cuvier in Cuvier and Valenciennes, 1830 -- valid -- chromides, chromides
  Etroplus canarensis Day, 1877 -- valid
  Etroplus maculatus (Bloch, 1795) -- valid -- orange chromide, orange chromide
  Etroplus suratensis (Bloch, 1790) -- valid -- green chromide, green chromide
  Eubalichthys quadrispinus Hutchins, 1977 -- invalid
  Eucryphycus Anderson, 1988 -- valid
  Eucryphycus californicus (Starks and Mann, 1911) -- valid -- persimmon eelpout
  Eucyclogobius Gill, 1862 -- valid -- tidewater gobies
  Eucyclogobius newberryi (Girard, 1856) -- valid -- Tidewater Goby, Northern Tidewater Goby
  Eugerres Jordan and Evermann, 1927 -- valid
  Eugerres axillaris (Günther, 1864) -- valid -- black axillary mojarra, mojarra malacapa
  Eugerres brasilianus (Cuvier in Cuvier and Valenciennes, 1830) -- valid -- Brazilian mojarra, patao brasileño, mojarra brasileña
  Eugerres brevimanus (Günther, 1864) -- valid -- mojarra aleta corta, shortfin mojarra
  Eugerres lineatus (Humboldt in Humboldt and Valenciennes, 1821) -- valid -- mojarra china, streaked mojarra
  Eugerres mexicanus (Steindachner, 1863) -- valid -- Mexican mojarra, mojarra mexicana
  Eugerres periche (Evermann and Radcliffe, 1917) -- valid
  Eugerres plumieri (Cuvier in Cuvier and Valenciennes, 1830) -- valid -- patao rayado, striped mojarra, mojarra rayada
  Eugnathichthys Boulenger, 1898 -- valid
  Eugnathichthys eetveldii Boulenger, 1898 -- valid
  Eugnathichthys macroterolepis Boulenger, 1899 -- valid
  Eugnathogobius Smith, 1931 -- valid
  Eugnathogobius microps Smith, 1931 -- valid
  Eugnathogobius oligactis (Bleeker, 1875) -- valid
  Eugnathogobius paludosus (Herre, 1940) -- valid
  Eugnathogobius siamensis (Fowler, 1934) -- valid
  Euleptorhamphus Gill, 1859 -- valid
  Euleptorhamphus longirostris (Cuvier, 1829) -- invalid
  Euleptorhamphus velox Poey, 1868 -- valid -- agujeta voladora, flying halfbeak, escribano volador
  Euleptorhamphus viridis (van Hasselt, 1823) -- valid -- ribbon halfbeak, agujeta alargada, longbeaked garfish
  Eulophias Smith, 1902 -- valid
  Eulophias owashii Okada and Suzuki, 1954 -- valid
  Eulophias tanneri Smith, 1902 -- valid
  Eumecichthys Regan, 1907 -- valid
  Eumecichthys fiski (Günther, 1890) -- valid -- unicorn crestfish, unicornfish
  Eumegistus Jordan and Jordan, 1922 -- valid
  Eumegistus brevorti (Poey, 1860) -- valid -- brama de lo alto
  Eumegistus illustris Jordan and Jordan, 1922 -- valid
  Eumesogrammus Gill, 1864 -- valid
  Eumesogrammus praecisus (Krøyer, 1836) -- valid -- fourline snakeblenny, quatre-lignes atlantique
  Eupetrichthys Ramsay and Ogilby, 1888 -- valid
  Eupetrichthys angustipes Ramsay and Ogilby, 1888 -- valid
  Eupomacentrus mellis Emery and Burgess, 1974 -- invalid
  Eurypegasus Bleeker, 1863 -- valid
  Eurypegasus draconis (Linnaeus, 1766) -- valid -- seamoth, short dragonfish
  Eurypegasus papilio (Gilbert, 1905) -- valid
  Eurypharynx Vaillant, 1882 -- valid
  Eurypharynx pelecanoides Vaillant, 1882 -- valid -- pelican gulper, pelican gulper eel, gulper eel
  Eurystole Jordan and Evermann in Jordan, 1895 -- invalid
  Eutaeniichthys Jordan and Snyder, 1901 -- valid
  Eutaeniichthys gilli Jordan and Snyder, 1901 -- valid
  Eutaeniophorus Bertelsen and Marshall, 1958 -- valid
  Eutaeniophorus festivus (Bertelsen and Marshall, 1956) -- valid
  Euthynnus Lütken in Jordan and Gilbert, 1883 -- valid -- lesser tunas, little tunas
  Euthynnus affinis (Cantor, 1849) -- valid -- kawakawa, bacoreta oriental, thonine orientale
  Euthynnus alletteratus (Rafinesque, 1810) -- valid -- little tunny, comevíveres, bacoreta, little tuna, thonine commune, false albacore
  Euthynnus lineatus Kishinouye, 1920 -- valid -- black skipjack, barrilete negro, thonine noire
  Euthynnus pelamis (Linnaeus, 1758) -- invalid -- skipjack tuna
  Euthynnus quadripunctatus (E. Geoffroy Saint-Hilaire, 1817) -- invalid
  Euthynnus yaito Kishinouye, 1915 -- invalid
  Evenchelys Jordan and Evermann, 1902 -- invalid
  Evermannella Fowler, 1901 -- valid
  Evermannella ahlstromi Johnson and Glodek, 1975 -- valid
  Evermannella balbo (Risso, 1820) -- valid
  Evermannella melanoderma Parr, 1928 -- valid
  Evermannia Jordan, 1895 -- valid
  Evermannia erici Bussing, 1983 -- valid
  Evermannia longipinnis (Steindachner, 1879) -- valid -- enigmatic goby, gobio enigmático
  Evermannia panamensis Gilbert and Starks, 1904 -- valid
  Evermannia zosterura (Jordan and Gilbert, 1882) -- valid -- gobio colirrayada, bandedtail goby
  Evermannichthys Metzelaar, 1919 -- valid
  Evermannichthys bicolor Thacker, 2001 -- valid
  Evermannichthys convictor Böhlke and Robins, 1969 -- valid
  Evermannichthys metzelaari Hubbs, 1923 -- valid -- roughtail goby, roughtail goby
  Evermannichthys silus Böhlke and Robins, 1969 -- valid
  Evermannichthys spongicola (Radcliffe, 1917) -- valid -- sponge goby, gobio esponjero
  Eviota Jenkins, 1903 -- valid
  Eviota abax (Jordan and Snyder, 1901) -- valid
  Eviota afelei Jordan and Seale, 1906 -- valid
  Eviota albolineata Jewett and Lachner, 1983 -- valid
  Eviota bifasciata Lachner and Karnella, 1980 -- valid
  Eviota bimaculata Lachner and Karnella, 1980 -- valid
  Eviota cometa Jewett and Lachner, 1983 -- valid
  Eviota corneliae Fricke, 1998 -- valid
  Eviota disrupta Karnella and Lachner, 1981 -- valid
  Eviota distigma Jordan and Seale, 1906 -- valid
  Eviota epiphanes Jenkins, 1903 -- valid
  Eviota fasciola Karnella and Lachner, 1981 -- valid
  Eviota guttata Lachner and Karnella, 1978 -- valid
  Eviota gymnocephalus Weber, 1913 -- invalid
  Eviota herrei Jordan and Seale, 1906 -- valid
  Eviota indica Lachner and Karnella, 1980 -- valid
  Eviota infulata (Smith, 1957) -- valid
  Eviota inutilis Whitley, 1943 -- valid
  Eviota irrasa Karnella and Lachner, 1981 -- valid
  Eviota japonica Jewett and Lachner, 1983 -- valid
  Eviota lachdeberei Giltay, 1933 -- valid
  Eviota lacrimae Sunobe, 1988 -- valid
  Eviota latifasciata Jewett and Lachner, 1983 -- valid
  Eviota melasma Lachner and Karnella, 1980 -- valid
  Eviota mikiae Allen, 2001 -- valid
  Eviota monostigma Fourmanoir, 1971 -- valid
  Eviota nebulosa Smith, 1958 -- valid
  Eviota nigripinna Lachner and Karnella, 1980 -- valid
  Eviota nigriventris Giltay, 1933 -- valid
  Eviota pardalota Lachner and Karnella, 1978 -- valid
  Eviota pellucida Larson, 1976 -- valid
  Eviota prasina (Klunzinger, 1871) -- valid
  Eviota prasites Jordan and Seale, 1906 -- valid
  Eviota pseudostigma Lachner and Karnella, 1980 -- valid
  Eviota punctulata Jewett and Lachner, 1983 -- valid
  Eviota queenslandica Whitley, 1932 -- valid
  Eviota raja Allen, 2001 -- valid
  Eviota rubra Greenfield and Randall, 1999 -- valid
  Eviota saipanensis Fowler, 1945 -- valid
  Eviota sebreei Jordan and Seale, 1906 -- valid
  Eviota sigillata Jewett and Lachner, 1983 -- valid
  Eviota smaragdus Jordan and Seale, 1906 -- valid
  Eviota sparsa Jewett and Lachner, 1983 -- valid
  Eviota spilota Lachner and Karnella, 1980 -- valid
  Eviota storthynx (Rofen, 1959) -- valid
  Eviota susanae Greenfield and Randall, 1999 -- valid
  Eviota variola Lachner and Karnella, 1980 -- valid
  Eviota verna Smith, 1958 -- invalid -- greenbubble goby, greenbubble goby
  Eviota zebrina Lachner and Karnella, 1978 -- valid
  Eviota zonura Jordan and Seale, 1906 -- valid
  Evips McCosker, 1972 -- valid
  Evips percinctus McCosker, 1972 -- valid
  Evistias Jordan, 1907 -- valid
  Evistias acutirostris (Temminck and Schlegel, 1844) -- valid
  Evorthodus Gill, 1859 -- valid -- lyre gobies
  Evorthodus breviceps Gill, 1859 -- invalid
  Evorthodus lyricus (Girard, 1858) -- valid -- lyre goby, gobio lira, tismiche
  Evorthodus minutus Meek and Hildebrand, 1928 -- valid -- gobio pequeño, small goby
  Evynnis Jordan and Thompson, 1912 -- valid
  Evynnis cardinalis (Lacepède, 1802) -- valid
  Evynnis japonica Tanaka, 1931 -- valid
  Exallias Jordan and Evermann, 1905 -- valid
  Exallias brevis (Kner, 1868) -- valid -- leopard roadskipper, pao'o kauila, leopard rockskipper, pao'o kauila
  Execestides egregius Jordan and Thompson, 1905 -- invalid
  Exechodontes DeWitt, 1977 -- valid
  Exechodontes daidaleus DeWitt, 1977 -- valid
  Exerpes Jordan and Evermann in Jordan, 1896 -- valid
  Exerpes asper (Jenkins and Evermann, 1889) -- valid -- sargassum blenny, trambollo sargacero
  Exochochromis Eccles and Trewavas, 1989 -- valid
  Exochochromis anagenys Oliver in Eccles and Trewavas, 1989 -- valid
  Exocoetus Linnaeus, 1758 -- valid -- flyingfishes
  Exocoetus gibbosus Parin and Shakhovskoy, 2000 -- valid
  Exocoetus melanocercus Ogilby, 1885 -- invalid
  Exocoetus monocirrhus Richardson, 1846 -- valid -- barbel flyingfish, volador barbudo
  Exocoetus obtusirostris Günther, 1866 -- valid -- oceanic two-wing flyingfish, volador flecha, volador oceánico
  Exocoetus peruvianus Parin and Shakhovskoy, 2000 -- valid
  Exocoetus volitans Linnaeus, 1758 -- valid -- tropical two-wing flyingfish, volador tropical
  Exodon Müller and Troschel, 1844 -- valid
  Exodon paradoxus Müller and Troschel, 1844 -- valid -- bucktoothed tetra, bucktoothed tetra
  Exonautes Jordan and Evermann, 1896 -- invalid
  Exonautes gilberti Snyder, 1904 -- invalid
  Exyrias Jordan and Seale, 1906 -- valid -- fantail gobies
  Exyrias belissimus (Smith, 1959) -- valid
  Exyrias ferrarisi Murdy, 1985 -- valid
  Exyrias puntang (Bleeker, 1851) -- valid -- yellowfin fantail goby
  Facciolella Whitley, 1938 -- valid
  Facciolella castlei Parin and Karmovskaya, 1985 -- valid
  Facciolella equatorialis (Gilbert, 1891) -- valid -- dogface witch eel, serpentina bruja
  Facciolella gilberti (Garman, 1899) -- invalid -- dogface witch-eel
  Facciolella gilbertii (Garman, 1899) -- valid -- dogface witch-eel
  Facciolella karreri Klausewitz, 1995 -- valid
  Facciolella oxyrhyncha (Bellotti, 1883) -- valid
  Facciolella physonema (Facciolà, 1914) -- invalid
  Facciolella physonima (Facciolà, 1914) -- invalid
  Facciolella saurencheloides (D'Ancona, 1928) -- valid
  Fagasa Schultz, 1943 -- valid
  Fagasa tutuilae Schultz, 1943 -- valid
  Fallacirripectes Schultz and Chapman in Schultz et al., 1960 -- invalid
  Fallacirripectes minutus Schultz and Chapman in Schultz et al., 1960 -- invalid
  Favonigobius Whitley, 1930 -- valid -- sand gobies
  Favonigobius aliciae (Herre, 1936) -- valid
  Favonigobius exquisitus Whitley, 1950 -- valid
  Favonigobius gymnauchen (Bleeker, 1860) -- valid -- Asian sand goby
  Favonigobius lateralis (Macleay, 1881) -- valid
  Favonigobius lentiginosus (Richardson, 1844) -- valid
  Favonigobius melanobranchus (Fowler, 1934) -- valid
  Favonigobius neili (Day, 1868) -- valid
  Favonigobius opalescens (Herre, 1936) -- valid
  Favonigobius reichei (Bleeker, 1853) -- valid -- tropical sand goby
  Feia Smith, 1959 -- valid
  Feia nota Gill and Mooi, 1999 -- valid
  Feia nympha Smith, 1959 -- valid
  Feia ranta Winterbottom, 2003 -- valid
  Festucalex Whitley, 1931 -- valid
  Festucalex cinctus (Ramsay, 1882) -- valid
  Festucalex erythraeus (Gilbert, 1905) -- valid
  Festucalex gibbsi Dawson, 1977 -- valid
  Festucalex prolixus Dawson, 1984 -- valid
  Festucalex scalaris (Günther, 1870) -- valid
  Festucalex wassi Dawson, 1977 -- valid
  Filicampus Whitley, 1948 -- valid
  Filicampus tigris (Castelnau, 1879) -- valid -- banded pipefish
  Filimanus Myers, 1936 -- valid
  Filimanus heptadactyla (Cuvier in Cuvier and Valenciennes, 1829) -- valid -- seventhread tasselfish
  Filimanus hexanema (Cuvier in Cuvier and Valenciennes, 1829) -- valid
  Filimanus perplexa Feltes, 1991 -- valid
  Filimanus sealei (Jordan and Richardson, 1910) -- valid -- kugao
  Filimanus similis Feltes, 1991 -- valid
  Filimanus xanthonema (Valenciennes in Cuvier and Valenciennes, 1831) -- valid -- silver sixthread tasselfish
  Fistularia Linnaeus, 1758 -- valid
  Fistularia commersoni Rüppell, 1838 -- invalid
  Fistularia commersonii Rüppell, 1838 -- valid -- corneta pintada, reef cornetfish
  Fistularia corneta Gilbert and Starks, 1904 -- valid -- corneta flautera, deepwater cornetfish
  Fistularia depressa Günther, 1880 -- valid -- flutemouth, arrowshaft, arrowshaft, flutemouth
  Fistularia petimba Lacepède, 1803 -- valid -- Pacific cornetfish, red cornetfish, smooth flutemouth, trompetero, corneta colorada
  Fistularia tabacaria Linnaeus, 1758 -- valid -- bluespotted cornetfish, tobacco trumpetfish, pez corneta, corneta azul
  Flabelligobius Smith, 1956 -- valid
  Flabelligobius fourmanoiri Smith, 1956 -- valid
  Flabelligobius latruncularia (Klausewitz, 1974) -- valid
  Flabelligobius smithi Chen and Fang, 2003 -- valid
  Florenciella Mead and De Falla, 1965 -- valid
  Florenciella lugubris Mead and De Falla, 1965 -- valid
  Floridichthys Hubbs, 1926 -- valid -- goldspotted killifishes
  Floridichthys carpio (Günther, 1866) -- valid -- ocellated killifish, goldspotted killifish
  Floridichthys polyommus Hubbs, 1936 -- valid -- ocellated killifish, bolín yucateco
  Fluta alba (Zuiew, 1793) -- invalid
  Fluviphylax Whitley, 1965 -- valid
  Fluviphylax obscurus Costa, 1996 -- valid
  Fluviphylax palikur Costa and Le Bail, 1999 -- valid
  Fluviphylax pygmaeus (Myers and Carvalho in Myers, 1955) -- valid
  Fluviphylax simplex Costa, 1996 -- valid
  Fluviphylax zonatus Costa, 1996 -- valid
  Foa Jordan and Evermann in Jordan and Seale, 1905 -- valid
  Foa brachygramma (Jenkins, 1903) -- valid
  Foa fo Jordan and Seale, 1905 -- valid
  Foa hyalina (Smith and Radcliffe in Radcliffe, 1912) -- valid
  Foa madagascariensis Petit, 1931 -- valid
  Fodiator Jordan and Meek, 1885 -- valid
  Fodiator acutus (Valenciennes in Cuvier and Valenciennes, 1847) -- valid -- volador picudo, sharpchin flyingfish
  Fodiator acutus acutus (Valenciennes in Cuvier and Valenciennes, 1847) -- valid
  Fodiator acutus rostratus (Günther, 1866) -- valid
  Fodiator rostratus (Günther, 1866) -- invalid
  Foerschichthys Scheel and Romand, 1981 -- valid
  Foerschichthys flavipinnis (Meinken, 1932) -- valid -- Tufi
  Foetorepus Whitley, 1931 -- valid
  Foetorepus agassizii (Goode and Bean in Agassiz, 1888) -- valid -- spotfin dragonet
  Foetorepus australis Nakabo and McKay, 1989 -- valid
  Foetorepus calauropomus (Richardson, 1844) -- valid -- mottled dragonet
  Foetorepus dagmarae (Fricke, 1985) -- valid
  Foetorepus garthi (Seale, 1940) -- valid
  Foetorepus goodenbeani Nakabo and Hartel, 1999 -- valid -- palefin dragonet
  Foetorepus kamoharai Nakabo, 1983 -- valid
  Foetorepus kanmuensis Nakabo, Yamamoto and Chen, 1983 -- valid
  Foetorepus kinmeiensis Nakabo, Yamamoto and Chen, 1983 -- valid
  Foetorepus masudai Nakabo, 1987 -- valid
  Foetorepus paxtoni (Fricke, 2000) -- valid
  Foetorepus phasis (Günther, 1880) -- valid
  Foetorepus talarae (Hildebrand and Barton, 1949) -- valid
  Foetorepus valdiviae (Trunov, 1981) -- valid
  Forcipiger Jordan and McGregor in Jordan and Evermann, 1898 -- valid
  Forsterygion Whitley and Phillipps, 1939 -- valid
  Forsterygion bathytaton Hardy, 1989 -- valid
  Forsterygion flavonigrum Fricke and Roberts in Fricke, 1994 -- valid
  Forsterygion lapillum Hardy, 1989 -- valid
  Forsterygion malcolmi Hardy, 1987 -- valid
  Forsterygion profundum Fricke and Roberts in Fricke, 1994 -- valid
  Forsterygion varium (Forster in Bloch and Schneider, 1801) -- valid
  Fossorochromis Eccles and Trewavas, 1989 -- valid
  Fossorochromis rostratus (Boulenger, 1899) -- valid
  Fowleria Jordan and Evermann, 1903 -- valid
  Fowleria aurita (Valenciennes in Cuvier and Valenciennes, 1831) -- valid -- crosseyed cardinal, crosseyed cardinal
  Fowleria flammea Allen, 1993 -- valid
  Fowleria isostigma (Jordan and Seale, 1906) -- valid
  Fowleria marmorata (Alleyne and Macleay, 1877) -- valid
  Fowleria polystigma (Bleeker, 1854) -- valid
  Fowleria vaiulae (Jordan and Seale, 1906) -- valid
  Fowleria variegata (Valenciennes, 1832) -- valid
  Fraudella Whitley, 1935 -- valid
  Fraudella carassiops Whitley, 1935 -- valid
  Frontilabrus Randall and Condé, 1989 -- valid
  Frontilabrus caeruleus Randall and Condé, 1989 -- valid
  Fucomimus Smith, 1946 -- valid
  Fucomimus mus (Gilchrist and Thompson, 1908) -- valid
  Fundulopanchax Myers, 1924 -- valid
  Fundulopanchax amieti (Radda, 1976) -- valid
  Fundulopanchax arnoldi (Boulenger, 1908) -- valid
  Fundulopanchax avichang Malumbres and Castelo, 2001 -- valid
  Fundulopanchax batesii (Boulenger, 1911) -- valid
  Fundulopanchax cinnamomeum (Clausen, 1963) -- valid
  Fundulopanchax fallax (Ahl, 1935) -- valid
  Fundulopanchax filamentosus Meinken, 1933 -- valid -- plumed lyretail
  Fundulopanchax gardneri (Boulenger, 1911) -- valid -- blue lyrefish
  Fundulopanchax gresensi Berkenkamp, 2003 -- valid
  Fundulopanchax gularis (Boulenger, 1902) -- valid -- Delta killi
  Fundulopanchax marmoratum (Radda, 1973) -- invalid
  Fundulopanchax marmoratus (Radda, 1973) -- valid
  Fundulopanchax mirabilis (Radda, 1970) -- valid
  Fundulopanchax ndianus (Scheel, 1968) -- valid
  Fundulopanchax oeseri (Schmidt, 1928) -- valid -- Meinken's lyretail, Oeser's prachtkarpfling
  Fundulopanchax powelli Van der Zee and Wildekamp, 1994 -- valid
  Fundulopanchax puerzli (Radda and Scheel, 1974) -- valid
  Fundulopanchax robertsoni (Radda and Scheel, 1974) -- valid
  Fundulopanchax rubrolabialis (Radda, 1973) -- valid
  Fundulopanchax scheeli (Radda, 1970) -- valid
  Fundulopanchax sjostedti (Lönnberg, 1895) -- valid -- blue gularis
  Fundulopanchax spoorenbergi (Berkenkamp, 1976) -- valid
  Fundulopanchax walkeri (Boulenger, 1911) -- valid -- Walker's killi
  Fundulosoma Ahl, 1924 -- invalid
  Fundulosoma thierryi Ahl, 1924 -- invalid
  Fundulus Lacepède, 1803 -- valid -- topminnows
  Fundulus albolineatus Gilbert, 1891 -- valid -- whiteline topminnow
  Fundulus auroguttatus (Hay, 1885) -- invalid -- banded topminnow
  Fundulus bermudae Günther, 1874 -- valid
  Fundulus bifax Cashner and Rogers in Cashner, Rogers and Grady, 1988 -- valid -- stippled studfish
  Fundulus bivittatum Lönnberg, 1895 -- invalid
  Fundulus blairae Wiley and Hall, 1975 -- valid -- southern starhead topminnow, western starhead topminnow
  Fundulus catenatus (Storer, 1846) -- valid -- northern studfish
  Fundulus chrysotus (Günther, 1866) -- valid -- golden topminnow
  Fundulus cingulatus Valenciennes in Cuvier and Valenciennes, 1846 -- valid -- banded topminnow
  Fundulus confluentus Goode and Bean in Goode, 1879 -- valid -- marsh killifish
  Fundulus diaphanus (Lesueur, 1817) -- valid -- banded killifish, fondule barré
  Fundulus dispar (Agassiz, 1854) -- valid -- starhead topminnow, northern starhead topminnow
  Fundulus dispar blairae Wiley and Hall, 1975 -- invalid
  Fundulus dispar dispar (Agassiz, 1854) -- valid
  Fundulus escambiae (Bollman, 1887) -- valid -- russetfin topminnow
  Fundulus euryzonus Suttkus and Cashner, 1981 -- valid -- broadstripe topminnow
  Fundulus gardneri Boulenger, 1911 -- invalid
  Fundulus grandis Baird and Girard, 1853 -- valid -- sardinilla del Pánuco, Gulf killifish
  Fundulus grandis grandis Baird and Girard, 1853 -- valid -- Gulf killifish
  Fundulus grandis saguanus Rivas, 1948 -- valid -- Cuban gulf killifish, guasábalo
  Fundulus grandissimus Hubbs, 1936 -- valid -- giant killifish, sardinilla gigante
  Fundulus guentheri Pfeffer, 1893 -- invalid
  Fundulus gularis Boulenger, 1902 -- invalid
  Fundulus heteroclitus (Linnaeus, 1766) -- valid -- mummichog, choquemort
  Fundulus jenkinsi (Evermann, 1892) -- valid -- saltmarsh topminnow, sardinilla del Bravo
  Fundulus julisia Williams and Etnier, 1982 -- valid -- Barrens topminnow
  Fundulus kansae Garman, 1895 -- valid -- northern plains killifish
  Fundulus lima Vaillant, 1894 -- valid -- Baja California killifish, sardinilla peninsular
  Fundulus lineolatus (Agassiz, 1854) -- valid -- lined topminnow
  Fundulus luciae (Baird, 1855) -- valid -- spotfin killifish
  Fundulus majalis (Walbaum, 1792) -- valid -- striped killifish
  Fundulus notatus (Rafinesque, 1820) -- valid -- blackstripe topminnow
  Fundulus notti (Agassiz, 1854) -- valid
  Fundulus nottii (Agassiz, 1854) -- invalid -- bayou topminnow, starhead topminnow, Gulf starhead topminnow
  Fundulus ocellaris (Jordan and Gilbert, 1882) -- invalid
  Fundulus olivaceus (Storer, 1845) -- valid -- blackspotted topminnow
  Fundulus palmqvisti Lönnberg, 1907 -- invalid
  Fundulus parvipinnis Girard, 1854 -- valid -- California killifish, sardinilla chococo
  Fundulus persimilis Miller, 1955 -- valid -- sardinilla yucateca, Yucatan killifish
  Fundulus pulvereus (Evermann, 1892) -- valid -- bayou killifish, sardinilla mulata
  Fundulus rathbuni Jordan and Meek in Jordan, 1889 -- valid -- speckled killifish
  Fundulus relictus Able and Felley, 1988 -- valid
  Fundulus rubrifrons (Jordan, 1880) -- invalid -- redface topminnow
  Fundulus sciadicus Cope, 1865 -- valid -- plains topminnow
  Fundulus seminolis Girard, 1859 -- valid -- Seminole killifish
  Fundulus similis (Baird and Girard, 1853) -- valid -- sardinilla narigona, longnose killifish
  Fundulus stellifer (Jordan, 1877) -- invalid -- southern studfish
  Fundulus stellifera (Jordan, 1877) -- valid
  Fundulus waccamensis Hubbs and Raney, 1946 -- valid -- Waccamaw killifish
  Fundulus zebrinus Jordan and Gilbert, 1883 -- valid -- plains killifish
  Fusigobius Whitley, 1930 -- valid
  Fusigobius africanus Smith, 1959 -- invalid -- African fusegoby, african fusegoby
  Fusigobius aureus Chen and Shao, 1997 -- valid
  Fusigobius duospilus Hoese and Reader, 1985 -- valid
  Fusigobius gracilis (Randall, 2001) -- valid
  Fusigobius humeralis (Randall, 2001) -- valid
  Fusigobius inframaculatus (Randall, 1994) -- valid
  Fusigobius longispinus Goren, 1978 -- valid
  Fusigobius maximus (Randall, 2001) -- valid
  Fusigobius melacron (Randall, 2001) -- valid
  Fusigobius neophytus (Günther, 1877) -- valid
  Fusigobius pallidus (Randall, 2001) -- valid
  Fusigobius signipinnis Hoese and Obika, 1988 -- valid
  Gadopsis Richardson, 1848 -- valid
  Gadopsis bispinosus Sanger, 1984 -- valid -- two-spined blackfish
  Gadopsis marmoratus Richardson, 1848 -- valid -- river blackfish, river blackfish
  Galeocerdo cuvieri (Péron and Lesueur in Lesueur, 1822) -- invalid
  Galeocharax Fowler, 1910 -- valid
  Galeocharax gulo (Cope, 1870) -- valid
  Galeocharax humeralis (Valenciennes, 1842) -- valid
  Galeocharax knerii (Steindachner, 1879) -- valid
  Galeoides Günther, 1860 -- valid
  Galeoides decadactylus (Bloch, 1795) -- valid
  Gambusia Poey, 1854 -- valid -- topminnmows, gambusias
  Gambusia affinis (Baird and Girard, 1853) -- valid -- mosquitofish, western mosquitofish, guayacón mosquito
  Gambusia alvarezi Hubbs and Springer, 1957 -- valid -- guayacón de San Gregorio, yellowfin gambusia
  Gambusia amistadensis Peden, 1973 -- valid -- Amistad gambusia
  Gambusia atrora Rosen and Bailey, 1963 -- valid -- blackfin gambusia, guayacón de San Luis
  Gambusia aurata Miller and Minckley, 1970 -- valid -- golden gambusia, guayacón dorado
  Gambusia beebei Myers, 1935 -- valid
  Gambusia bucheri Rivas, 1944 -- valid
  Gambusia caymanensis Regan, 1913 -- valid
  Gambusia clarkhubbsi Garrett and Edwards, 2003 -- valid -- San Felipe gambusia
  Gambusia dominicensis Regan, 1913 -- valid -- domingo gambusia, domingo gambusia
  Gambusia echeagarayi (Alvarez, 1952) -- valid
  Gambusia eurystoma Miller, 1975 -- valid -- guayacón del Azufre, widemouth gambusia
  Gambusia gaigei Hubbs, 1929 -- valid -- Big Bend gambusia
  Gambusia geiseri Hubbs and Hubbs in Hubbs and Springer, 1957 -- valid -- largespring gambusia
  Gambusia georgei Hubbs and Peden, 1969 -- valid -- San Marcos gambusia
  Gambusia heterochir Hubbs, 1957 -- valid -- Clear Creek gambusia
  Gambusia hispaniolae Fink, 1971 -- valid
  Gambusia holbrooki Girard, 1859 -- invalid -- eastern mosquitofish
  Gambusia hurtadoi Hubbs and Springer, 1957 -- valid -- crescent gambusia, guayacón de Hacienda de Dolores
  Gambusia krumholzi Minckley, 1963 -- valid -- guayacón del Nava, spotfin gambusia
  Gambusia lemaitrei Fowler, 1950 -- valid
  Gambusia longispinis Minckley, 1962 -- valid -- Cuatro Cienegas gambusia, guayacón de Cuatro Ciénegas
  Gambusia luma Rosen and Bailey, 1963 -- valid
  Gambusia manni Hubbs, 1927 -- valid -- bahama gambusia, Bahama gambusia
  Gambusia marshi Minckley and Craddock in Minckley, 1962 -- valid -- guayacón de Nadadores, robust gambusia
  Gambusia melapleura (Gosse, 1851) -- valid
  Gambusia monticola Rivas, 1971 -- valid
  Gambusia myersi Ahl, 1925 -- valid
  Gambusia nicaraguensis Günther, 1866 -- valid -- Nicaraguan mosquitofish
  Gambusia nobilis (Baird and Girard, 1853) -- valid -- Pecos gambusia
  Gambusia panuco Hubbs, 1926 -- valid -- guayacón del Pánuco, Panuco gambusia
  Gambusia patruelis (Baird and Girard, 1854) -- invalid
  Gambusia pseudopunctata Rivas, 1969 -- valid
  Gambusia punctata Poey, 1854 -- valid -- blue gambusia, spotted gambusia, blue gambusia, Cuban gambusia, gambusia cubana, spotted gambusia
  Gambusia puncticulata Poey, 1854 -- valid -- Caribbean gambusia, gambusia caribeña
  Gambusia rachowi (Regan, 1914) -- valid
  Gambusia regani Hubbs, 1926 -- valid -- Forlon gambusia, guayacón del Forlón
  Gambusia rhizophorae Rivas, 1969 -- valid -- mangrove gambusia
  Gambusia senilis Girard, 1859 -- valid -- blotched gambusia, guayacón del Bravo
  Gambusia sexradiata Hubbs, 1936 -- valid -- guayacón del sureste, stippled gambusia
  Gambusia speciosa Girard, 1859 -- valid -- southwestern mosquitofish, guayacón de Nuevo León, Tex-Mex gambusia
  Gambusia vittata Hubbs, 1926 -- valid -- guayacón de Victoria, Gulf gambusia
  Gambusia wrayi Regan, 1913 -- valid -- jamaica gambusia, Jamaica gambusia
  Gambusia xanthosoma Greenfield, 1983 -- valid
  Gambusia yucatana Regan, 1914 -- valid -- yucatan gambusia, guayacón yucateco, Yucatan gambusia
  Gammogobius Bath, 1971 -- valid
  Gammogobius steinitzi Bath, 1971 -- valid
  Garmanella Hubbs, 1936 -- valid
  Garmanella pulchra Hubbs, 1936 -- valid
  Garmannia saucra Robins, 1960 -- invalid -- gobio severo, leopard goby
  Garmannia zebrella Robins, 1958 -- invalid
  Gasterochisma Richardson, 1845 -- valid
  Gasterochisma melampus Richardson, 1845 -- valid -- butterfly kingfish, bigscaled mackerel, thon papillon, atún chauchera
  Gasteropelecus Scopoli, 1777 -- valid
  Gasteropelecus levis (Eigenmann, 1909) -- valid -- silver hatchetfish, silver hatchetfish
  Gasteropelecus maculatus Steindachner, 1879 -- valid
  Gasteropelecus sternicla (Linnaeus, 1758) -- valid -- common hatchetfish, common hatchetfish
  Gasterostea pungitius (Linnaeus, 1758) -- invalid
  Gasterosteus Linnaeus, 1758 -- valid -- threespine sticklebacks
  Gasterosteus aculeatus Linnaeus, 1758 -- valid -- Alaskan stickleback, threespine stickleback, espinocho, épinoche à trois épines
  Gasterosteus wheatlandi Putnam, 1867 -- valid -- blackspotted stickleback, épinoche tachetée
  Gastrocyathus Briggs, 1955 -- valid
  Gastrocyathus gracilis Briggs, 1955 -- valid
  Gastrocymba Briggs, 1955 -- valid
  Gastrocymba quadriradiata (Rendahl, 1926) -- valid
  Gastroscyphus Briggs, 1955 -- valid
  Gastroscyphus hectoris (Günther, 1876) -- valid
  Gastrostomus Gill and Ryder, 1883 -- invalid
  Gastrostomus bairdii Gill and Ryder, 1883 -- invalid
  Gaurochromis Greenwood, 1980 -- valid
  Gaurochromis obtusidens (Trewavas, 1928) -- valid
  Gavialiceps Alcock, 1889 -- valid
  Gavialiceps arabicus (D'Ancona, 1928) -- valid
  Gavialiceps bertelseni Karmovskaya, 1993 -- valid
  Gavialiceps javanicus Karmovskaya, 1993 -- valid
  Gavialiceps taeniola Alcock, 1889 -- valid
  Gavialiceps taiwanensis (Chen and Weng, 1967) -- valid
  Gazza Rüppell, 1835 -- valid
  Gazza achlamys Jordan and Starks, 1917 -- valid -- naked-toothed ponyfish, naked-toothed ponyfish
  Gazza dentex (Valenciennes in Cuvier and Valenciennes, 1835) -- valid
  Gazza minuta (Bloch, 1795) -- valid -- toothed ponyfish, toothed soapy, toothed ponyfish, toothed soapy
  Gazza rhombea Kimura, Yamashita and Iwatsuki, 2000 -- valid
  Gazza squamiventralis Yamashita and Kimura, 2001 -- valid
  Gempylus Cuvier, 1829 -- valid
  Gempylus serpens Cuvier, 1829 -- valid -- snake mackerel, dómine añil, escolar de canal
  Genicanthus Swainson, 1839 -- valid
  Genyagnus Gill, 1861 -- valid
  Genyagnus monopterygius (Schneider in Bloch and Schneider, 1801) -- valid -- spotted stargazer
  Genycharax Eigenmann, 1912 -- valid
  Genycharax tarpon Eigenmann, 1912 -- valid
  Genyochromis Trewavas, 1935 -- valid
  Genyochromis mento Trewavas, 1935 -- valid
  Genyomyrus Boulenger, 1898 -- valid
  Genyomyrus donnyi Boulenger, 1898 -- valid
  Genyonemus Gill, 1861 -- valid
  Genyonemus lineatus (Ayres, 1855) -- valid -- white croaker, corvineta blanca
  Geophagus Heckel, 1840 -- valid -- earth eaters, eartheater cichlids
  Geophagus abalios López-Fernández and Taphorn, 2004 -- valid
  Geophagus argyrostictus Kullander, 1991 -- valid
  Geophagus australe Eigenmann, 1907 -- invalid
  Geophagus balzanii Perugia, 1891 -- invalid
  Geophagus brachybranchus Kullander and Nijssen, 1989 -- valid
  Geophagus brasiliensis (Quoy and Gaimard, 1824) -- valid -- pearl eartheater, pearl cichlid
  Geophagus brokopondo Kullander and Nijssen, 1989 -- valid
  Geophagus camopiensis Pellegrin, 1903 -- valid
  Geophagus crassilabris Steindachner, 1876 -- valid
  Geophagus cupido Heckel, 1840 -- invalid
  Geophagus dicrozoster López-Fernández and Taphorn, 2004 -- valid
  Geophagus grammepareius Kullander and Taphorn in Kullander, Royero and Taphorn, 1992 -- valid
  Geophagus harreri Gosse, 1976 -- valid
  Geophagus hondae Regan, 1912 -- invalid
  Geophagus iporangensis Haseman, 1911 -- valid
  Geophagus itapicuruensis Haseman, 1911 -- valid
  Geophagus jurupari Heckel, 1840 -- invalid -- earth-eater, jurupari, earth-eater, jurupari
  Geophagus megasema Heckel, 1840 -- valid
  Geophagus obscurus (Castelnau, 1855) -- valid
  Geophagus pellegrini Regan, 1912 -- valid
  Geophagus proximus (Castelnau, 1855) -- valid
  Geophagus steindachneri Eigenmann and Hildebrand in Eigenmann, 1922 -- valid
  Geophagus surinamensis (Bloch, 1791) -- valid -- redstriped eartheater
  Geophagus taeniopareius Kullander and Royero in Kullander, Royero and Taphorn, 1992 -- valid
  Geophagus winemilleri López-Fernández and Taphorn, 2004 -- valid
  Gephyrocharax Eigenmann, 1912 -- valid
  Gephyrocharax atracaudatus (Meek and Hildebrand, 1912) -- valid -- platinunm tetra, platinunm tetra
  Gephyrocharax caucanus Eigenmann, 1912 -- valid
  Gephyrocharax chaparae Fowler, 1940 -- valid
  Gephyrocharax chocoensis Eigenmann, 1912 -- valid
  Gephyrocharax intermedius Meek and Hildebrand, 1916 -- valid
  Gephyrocharax major Myers in Eigenmann and Myers, 1929 -- valid
  Gephyrocharax martae Dahl, 1943 -- valid
  Gephyrocharax melanocheir Eigenmann, 1912 -- valid
  Gephyrocharax sinuensis Dahl in Dahl and Medem, 1964 -- valid
  Gephyrocharax valencia Eigenmann, 1920 -- valid
  Gephyrocharax venezuelae Schultz, 1944 -- valid
  Gephyrocharax whaleri Hildebrand, 1938 -- valid
  Gephyrochromis Boulenger, 1901 -- valid
  Gephyrochromis lawsi Fryer, 1957 -- valid
  Gephyrochromis moorii Boulenger, 1901 -- valid
  Gerlachea Dollo, 1900 -- valid
  Gerlachea australis Dollo, 1900 -- valid
  Gerreomorpha Alleyne and Macleay, 1877 -- invalid
  Gerreomorpha setifer (Hamilton, 1822) -- invalid -- blacklipped silverbiddy, blacklipped silverbiddy
  Gerres Quoy and Gaimard, 1824 -- valid -- yellowfin mojarras
  Gerres abbreviatus Bleeker, 1850 -- valid -- short silverbelly, short silverbelly
  Gerres acinaces Bleeker, 1854 -- invalid -- smallscale pursemouth, smallscale pursemouth
  Gerres argyreus (Forster in Bloch and Schneider, 1801) -- valid -- danley island silverbelly, Danley Island silverbelly
  Gerres australis Castelnau, 1875 -- invalid -- roach, roach
  Gerres baconensis (Evermann and Seale, 1907) -- valid
  Gerres brasilianus Cuvier in Cuvier and Valenciennes, 1830 -- invalid
  Gerres brasiliensis Cuvier in Cuvier and Valenciennes, 1830 -- invalid -- patao, patao
  Gerres chrysops Iwatsuki, Kimura and Yoshino, 1999 -- valid
  Gerres cinereus (Walbaum, 1792) -- valid -- yellowfin mojarra, mojarra blanca, mojarra trompetera
  Gerres decacanthus (Bleeker, 1865) -- valid
  Gerres equulus Temminck and Schlegel, 1844 -- valid
  Gerres erythrourus (Bloch, 1791) -- valid
  Gerres filamentosus Cuvier, 1829 -- valid -- threadfin silverbelly, threadfin silverbelly
  Gerres gigas Günther, 1862 -- invalid
  Gerres infasciatus Iwatsuki and Kimura, 1998 -- valid
  Gerres japonicus Bleeker, 1854 -- valid
  Gerres kapas Bleeker, 1851 -- valid -- ikolan, ikolan
  Gerres limbatus Cuvier in Cuvier and Valenciennes, 1830 -- valid
  Gerres longirostris (Lacepède, 1801) -- valid
  Gerres macracanthus Bleeker, 1854 -- valid
  Gerres macrosoma Bleeker, 1854 -- invalid
  Gerres maldivensis Regan, 1902 -- valid
  Gerres methueni Regan, 1920 -- valid
  Gerres microphthalmus Iwasuki, Kimura and Yoshino, 2002 -- valid
  Gerres nigri Günther, 1859 -- valid
  Gerres oblongus Cuvier in Cuvier and Valenciennes, 1830 -- valid -- oblong silverbiddy, oblong silverbiddy
  Gerres ovatus Günther, 1859 -- invalid -- common silverbelly, common silverbelly
  Gerres oyena (Forsskål, 1775) -- valid -- glined silverbelly, glined silverbelly
  Gerres phaiya Iwatsuki and Heemstra, 2001 -- valid
  Gerres philippinus Günther, 1862 -- valid
  Gerres plumieri Cuvier in Cuvier and Valenciennes, 1830 -- invalid
  Gerres poeti Cuvier, 1829 -- invalid -- strongspined pursemouth, strongspined pursemouth
  Gerres poieti Cuvier, 1829 -- invalid
  Gerres rappi (Barnard, 1927) -- invalid -- evenfin pursemouth, evenfin pursemouth
  Gerres setifer (Hamilton, 1822) -- valid -- blacklipped silverbiddy
  Gerres silaceus Iwatsuki, Kimura and Yoshino, 2001 -- valid
  Gerres subfasciatus Cuvier in Cuvier and Valenciennes, 1830 -- valid -- common silver belly
  Geryichthys Zarske, 1997 -- valid
  Geryichthys sterbai Zarske, 1997 -- valid
  Gibberichthys Parr, 1933 -- valid
  Gibberichthys latifrons (Thorp, 1969) -- valid
  Gibberichthys pumilis Parr, 1933 -- invalid
  Gibberichthys pumilus Parr, 1933 -- valid
  Gibbonsia Cooper, 1864 -- valid
  Gibbonsia elegans (Cooper, 1864) -- valid -- spotted kelpfish, sargacero manchado
  Gibbonsia erythra Hubbs, 1952 -- invalid
  Gibbonsia evides (Jordan and Gilbert, 1883) -- invalid -- kelpfish, kelpfish
  Gibbonsia metzi Hubbs, 1927 -- valid -- striped kelpfish, sargacero rayado
  Gibbonsia montereyensis Hubbs, 1927 -- valid -- crevice kelpfish, scarlet kelpfish, sargacero de Monterey
  Giganthias Katayama, 1954 -- valid
  Giganthias immaculatus Katayama, 1954 -- valid
  Gigantura Brauer, 1901 -- valid
  Gilbertolus Eigenmann in Eigenmann and Ogle, 1907 -- valid
  Gilbertolus alatus (Steindachner, 1878) -- valid
  Gilbertolus atratoensis Schultz, 1943 -- valid
  Gilbertolus maracaiboensis Schultz, 1943 -- valid
  Gillellus Gilbert, 1890 -- valid
  Gillellus arenicola Gilbert, 1890 -- valid -- miraestrellas fina, sandloving stargazer
  Gillellus chathamensis Dawson, 1977 -- valid
  Gillellus greyae Kanazawa, 1952 -- valid -- arrow stargazer, mirón flecha, miraestrellas flecha
  Gillellus healae Dawson, 1982 -- valid -- masked stargazer
  Gillellus inescatus Williams, 2002 -- valid
  Gillellus jacksoni Dawson, 1982 -- valid
  Gillellus ornatus Gilbert, 1892 -- valid -- miraestrellas ornada, ornate stargazer
  Gillellus rubrocinctus Longley, 1934 -- invalid
  Gillellus searcheri Dawson, 1977 -- valid -- miraestrellas rayada, Searcher stargazer
  Gillellus semicinctus Gilbert, 1890 -- valid -- halfbanded stargazer, miraestrellas mediafranjada
  Gillellus uranidea Böhlke, 1968 -- valid -- warteye stargazer, miraestrellas ojiverrugado
  Gillias Evermann and Marsh, 1899 -- invalid
  Gillichthys Cooper, 1864 -- valid -- longjaw mudsuckers
  Gillichthys mirabilis Cooper, 1864 -- valid -- longjaw mudsucker, chupalodo grande
  Gillichthys seta (Ginsburg, 1938) -- valid -- chupalodo chico, shortjaw mudsucker
  Gilloblennius Whitley and Phillipps, 1939 -- valid
  Gilloblennius abditus Hardy, 1986 -- valid
  Gilloblennius tripennis (Forster in Bloch and Schneider, 1801) -- valid -- spectacled blenny, spectacled blenny
  Ginsburgellus Böhlke and Robins, 1968 -- valid
  Ginsburgellus novemlineatus (Fowler, 1950) -- valid -- ninelined goby, ninelined goby, gobio nueve rayas
  Girardichthys -- invalid
  Girardinichthys Bleeker, 1860 -- valid
  Girardinichthys ireneae Radda and Meyer, 2003 -- valid
  Girardinichthys multiradiatus (Meek, 1904) -- valid -- darkedged splitfin, mexcalpique de Zempoala
  Girardinichthys turneri (de Buen, 1940) -- valid
  Girardinichthys viviparus (Bustamante, 1837) -- valid -- Chapultepec splitfin, mexcalpique
  Girardinus Poey, 1854 -- valid
  Girardinus caudimaculatus Hensel, 1868 -- invalid
  Girardinus creolus Garman, 1895 -- valid -- Creole topminnow, guajacón creol
  Girardinus cubensis (Eigenmann, 1903) -- valid -- Cuban topminnow, gambusino
  Girardinus denticulatus Garman, 1895 -- valid -- guajacón dentado, toothy topminnow
  Girardinus falcatus (Eigenmann, 1903) -- valid -- goldbelly topminnow, guajacón dorado
  Girardinus metallicus Poey, 1854 -- valid -- guajacón metálico, metallic topminnow
  Girardinus microdactylus Rivas, 1944 -- valid -- guajacón, smallfinger topminnow
  Girardinus uninotatus Poey, 1860 -- valid -- guajacón parchado, singlespot topminnow
  Girella Gray, 1835 -- valid -- greenfish
  Girella albostriata Steindachner, 1898 -- valid
  Girella cyanea Macleay, 1881 -- valid -- bluefish, bluefish
  Girella elevata Macleay, 1881 -- valid
  Girella feliciana Clark, 1938 -- valid
  Girella fimbriata (McCulloch, 1920) -- valid
  Girella freminvillii (Valenciennes, 1846) -- valid
  Girella laevifrons (Tschudi, 1846) -- valid
  Girella leonina (Richardson, 1846) -- valid
  Girella mezina Jordan and Starks, 1907 -- valid
  Girella nebulosa Kendall and Radcliffe, 1912 -- valid
  Girella nigricans (Ayres, 1860) -- valid -- opaleye, chopa verde
  Girella punctata Gray, 1835 -- valid -- largescale blackfish, largescale blackfish
  Girella simplicidens Osburn and Nichols, 1916 -- valid -- chopa ojo azul, Gulf opaleye
  Girella stuebeli Troschel, 1866 -- valid
  Girella tephraeops (Richardson, 1846) -- valid
  Girella tricuspidata (Quoy and Gaimard, 1824) -- valid
  Girella zebra (Richardson, 1846) -- valid
  Girella zonata Günther, 1859 -- valid
  Giton Kaup in Duméril, 1856 -- invalid
  Giuris Sauvage, 1880 -- valid
  Giuris margaritacea (Valenciennes in Cuvier and Valenciennes, 1837) -- valid
  Gladiogobius Herre, 1933 -- valid
  Gladiogobius ensifer Herre, 1933 -- valid
  Glandulocauda Eigenmann, 1911 -- valid
  Glandulocauda melanogenys Eigenmann, 1911 -- valid
  Glandulocauda melanopleura Eigenmann, 1911 -- valid
  Glaucosoma Temminck and Schlegel, 1843 -- valid
  Glaucosoma buergeri Richardson, 1845 -- valid
  Glaucosoma hebraicum Richardson, 1845 -- valid
  Glaucosoma magnificum (Ogilby, 1915) -- valid
  Glaucosoma scapulare Ramsay in Macleay, 1881 -- valid
  Glenoglossa McCosker, 1982 -- valid
  Glenoglossa wassi McCosker, 1982 -- valid
  Glossamia Gill, 1863 -- valid
  Glossamia abo (Herre, 1935) -- valid
  Glossamia aprion (Richardson, 1842) -- valid -- mouth almighty, mouth almighty
  Glossamia beauforti (Weber, 1907) -- valid
  Glossamia gjellerupi (Weber and de Beaufort, 1929) -- valid
  Glossamia heurni (Weber and de Beaufort, 1929) -- valid
  Glossamia narindica Roberts, 1978 -- valid
  Glossamia sandei (Weber, 1907) -- valid
  Glossamia trifasciata (Weber, 1913) -- valid
  Glossamia wichmanni (Weber, 1907) -- valid
  Glossogobius Gill, 1859 -- valid -- flathead gobies
  Glossogobius ankaranensis Banister, 1994 -- valid
  Glossogobius aureus Akihito and Meguro, 1975 -- valid
  Glossogobius bicirrhosus (Weber, 1894) -- valid -- bearded goby
  Glossogobius biocellatus (Valenciennes in Cuvier and Valenciennes, 1837) -- invalid -- mangrove goby
  Glossogobius brunnoides (Nichols, 1951) -- valid
  Glossogobius bulmeri Whitley, 1959 -- valid
  Glossogobius callidus (Smith, 1937) -- valid
  Glossogobius celebius (Valenciennes in Cuvier and Valenciennes, 1837) -- valid -- Celebes goby
  Glossogobius circumspectus (Macleay, 1883) -- valid
  Glossogobius coatesi Hoese and Allen, 1990 -- valid
  Glossogobius concavifrons (Ramsay and Ogilby, 1886) -- valid
  Glossogobius flavipinnis (Aurich, 1938) -- valid
  Glossogobius giuris (Hamilton, 1822) -- valid
  Glossogobius giurus (Hamilton, 1822) -- invalid -- flathead goby
  Glossogobius hoesei Allen and Boeseman, 1982 -- valid
  Glossogobius intermedius Aurich, 1938 -- valid
  Glossogobius kokius (Valenciennes in Cuvier and Valenciennes, 1837) -- valid
  Glossogobius koragensis Herre, 1935 -- valid
  Glossogobius matanensis (Weber, 1913) -- valid
  Glossogobius minutus Geevarghese and John, 1983 -- valid
  Glossogobius obscuripinnis (Peters, 1868) -- valid
  Glossogobius olivaceus (Temminck and Schlegel, 1845) -- valid
  Glossogobius sparsipapillus Akihito and Meguro, 1976 -- valid
  Glossogobius tongarevae Fowler, 1927 -- invalid
  Glossogobius torrentis Hoese and Allen, 1990 -- valid
  Glossolepis Weber, 1907 -- valid
  Glossolepis dorityi Allen, 2001 -- valid
  Glossolepis incisus Weber, 1907 -- valid
  Glossolepis leggetti Allen and Renyaan, 1998 -- valid
  Glossolepis maculosus Allen, 1981 -- valid
  Glossolepis multisquamata (Weber and de Beaufort, 1922) -- valid
  Glossolepis pseudoincisus Allen and Cross, 1980 -- valid
  Glossolepis ramuensis Allen, 1985 -- valid
  Glossolepis wanamensis Allen and Kailola, 1979 -- valid
  Glyptoparus Smith, 1959 -- valid
  Glyptoparus delicatulus Smith, 1959 -- valid
  Gnathagnus Gill, 1861 -- invalid
  Gnathagnus egregius (Jordan and Thompson, 1905) -- invalid -- freckled stargazer
  Gnathagnus elongatus (Temminck and Schlegel, 1843) -- invalid -- bluespotted stargazer
  Gnathagnus innotabilis Waite, 1904 -- invalid
  Gnathocharax Fowler, 1913 -- valid
  Gnathocharax steindachneri Fowler, 1913 -- valid
  Gnathochromis Poll, 1981 -- valid
  Gnathochromis permaxillaris (David, 1936) -- valid
  Gnathochromis pfefferi (Boulenger, 1898) -- valid
  Gnathodentex Bleeker, 1873 -- valid
  Gnathodentex aureolineatus (Lacepède, 1802) -- valid -- gold-lined large-eyed bream, gold-lined large-eyed bream, striped large-eye bream, gold-lined sea bream
  Gnathodentex aurolineatus (Lacepède, 1802) -- invalid -- gold-lined sea bream, striped large-eye bream
  Gnathodolus Myers, 1927 -- valid
  Gnathodolus bidens Myers, 1927 -- valid
  Gnatholebias Costa, 1998 -- valid
  Gnatholebias hoignei (Thomerson, 1974) -- valid
  Gnatholebias zonatus (Myers, 1935) -- valid
  Gnatholepis Bleeker, 1874 -- valid
  Gnatholepis anjerensis (Bleeker, 1851) -- valid
  Gnatholepis cauerensis (Bleeker, 1853) -- valid
  Gnatholepis davaoensis Seale, 1910 -- valid
  Gnatholepis deltoides (Seale, 1901) -- invalid
  Gnatholepis gymnocara Randall and Greenfield, 2001 -- valid
  Gnatholepis thompsoni Jordan, 1904 -- valid -- goldspot goby, gobio puntidorado, gobio puntadorada
  Gnathonemus Gill, 1863 -- valid
  Gnathonemus barbatus Poll, 1967 -- valid
  Gnathonemus brevicaudatus Pellegrin, 1919 -- invalid
  Gnathonemus echidnorhynchus Pellegrin, 1924 -- valid
  Gnathonemus elephas Boulenger, 1898 -- invalid -- elephant-trunk mormyrid, elephant-trunk mormyrid
  Gnathonemus lambouri Pellegrin, 1904 -- invalid
  Gnathonemus longibarbis (Hilgendorf, 1888) -- valid
  Gnathonemus petersii (Günther, 1862) -- valid -- elephantnose fish, Peter's elephantnose, Ubangi mormyrid
  Gnathophis Kaup, 1860 -- valid
  Gnathophis andriashevi Karmovskaya, 1990 -- valid
  Gnathophis bathytopos Smith and Kanazawa, 1977 -- valid -- blackgut conger
  Gnathophis bracheatopos Smith and Kanazawa, 1977 -- valid -- longeye conger
  Gnathophis capensis (Kaup, 1856) -- valid
  Gnathophis castlei Karmovskaya and Paxton, 2000 -- valid
  Gnathophis catalinensis (Wade, 1946) -- invalid -- Catalina conger
  Gnathophis cinctus (Garman, 1899) -- valid -- hardtail conger, congrio cola tiesa
  Gnathophis codoniphorus Maul, 1972 -- valid
  Gnathophis grahami Karmovskaya and Paxton, 2000 -- valid
  Gnathophis habenatus (Richardson, 1848) -- valid
  Gnathophis heterolinea (Kotthaus, 1968) -- valid
  Gnathophis leptosomatus Karrer, 1982 -- valid
  Gnathophis longicauda (Ramsay and Ogilby, 1888) -- valid
  Gnathophis macroporis Karmovskaya and Paxton, 2000 -- valid
  Gnathophis melanocoelus Karmovskaya and Paxton, 2000 -- valid
  Gnathophis microps Karmovskaya and Paxton, 2000 -- valid
  Gnathophis musteliceps (Alcock, 1894) -- valid
  Gnathophis mystax (Delaroche, 1809) -- valid
  Gnathophis nasutus Karmovskaya and Paxton, 2000 -- valid
  Gnathophis nystromi (Jordan and Snyder, 1901) -- valid
  Gnathophis parini Karmovskaya, 1990 -- valid
  Gnathophis smithi Karmovskaya, 1990 -- valid
  Gnathophis tritos Smith and Kanazawa, 1977 -- valid
  Gnathophis umbrellabius (Whitley, 1946) -- valid
  Gnathophis xenica (Matsubara and Ochiai, 1951) -- valid
  Gnathypops Gill, 1862 -- invalid
  Gnathypops dendritica Jordan and Richardson, 1908 -- invalid
  Gnathypops dentritica Jordan and Richardson, 1908 -- invalid -- tabangka
  Gobiesox Lacepède, 1800 -- valid -- common clingfishes
  Gobiesox adustus Jordan and Gilbert, 1882 -- valid -- chupapiedra panámica, Panamic clingfish
  Gobiesox aethus (Briggs, 1951) -- valid -- chupapiedra de Clarión, Clarion clingfish
  Gobiesox barbatulus Starks, 1913 -- valid -- chupapiedra aristada, lappetlip clingfish
  Gobiesox canidens (Briggs, 1951) -- valid -- chupapiedra de Socorro, Socorro clingfish
  Gobiesox crassicorpus (Briggs, 1951) -- valid
  Gobiesox daedaleus Briggs, 1951 -- valid
  Gobiesox eugrammus Briggs, 1955 -- valid -- chupapiedra estriada, lined clingfish
  Gobiesox fluviatilis Briggs and Miller, 1960 -- valid -- cucharita de río, mountain clingfish
  Gobiesox fulvus Meek, 1907 -- valid
  Gobiesox juniperoserrai Espinosa Pérez and Castro-Aguirre, 1996 -- valid -- cucharita peninsular, peninsular clingfish
  Gobiesox juradoensis Fowler, 1944 -- valid
  Gobiesox lucayanus Briggs, 1963 -- valid -- Bahama skilletfish
  Gobiesox maeandricus (Girard, 1858) -- valid -- chupapiedra norteña, northern clingfish
  Gobiesox marijeanae Briggs, 1960 -- valid -- chupapiedra solita, lonely clingfish
  Gobiesox marmoratus Jenyns, 1842 -- valid
  Gobiesox mexicanus Briggs and Miller, 1960 -- valid -- cucharita mexicana, Mexican clingfish
  Gobiesox milleri Briggs, 1955 -- valid
  Gobiesox multitentaculus (Briggs, 1951) -- valid
  Gobiesox nigripinnis (Peters, 1859) -- valid
  Gobiesox nudus (Linnaeus, 1758) -- valid -- riverine clingfish, smooth clingfish
  Gobiesox papillifer Gilbert, 1890 -- valid -- bearded clingfish, chupapiedra barbona
  Gobiesox pinniger Gilbert, 1890 -- valid -- chupapiedra renacuajo, tadpole clingfish
  Gobiesox potamius Briggs, 1955 -- valid
  Gobiesox punctulatus (Poey, 1876) -- valid -- chupapiedra punteada, stippled clingfish, pequita punteada
  Gobiesox rhessodon Smith, 1881 -- valid -- California clingfish, chupapiedra californiana
  Gobiesox schultzi Briggs, 1951 -- valid -- chupapiedra labioliso, smoothlip clingfish
  Gobiesox stenocephalus Briggs, 1955 -- valid
  Gobiesox strumosus Cope, 1870 -- valid -- skilletfish, cazoleta
  Gobiesox woodsi (Schultz, 1944) -- valid
  Gobiocichla Kanazawa, 1951 -- valid
  Gobiocichla ethelwynnae Roberts, 1982 -- valid
  Gobiocichla wonderi Kanazawa, 1951 -- valid
  Gobiodon Bleeker, 1856 -- valid
  Gobiodon acicularis Harold and Winterbottom, 1995 -- valid
  Gobiodon albofasciatus Sawada and Arai, 1972 -- valid
  Gobiodon albolineatus Smith, 1959 -- valid
  Gobiodon atrangulatus Garman, 1903 -- valid
  Gobiodon axillaris De Vis, 1884 -- valid
  Gobiodon brochus Harold and Winterbottom, 1999 -- valid
  Gobiodon ceramensis (Bleeker, 1852) -- valid
  Gobiodon citrinus (Rüppell, 1838) -- valid -- lemon goby, lemon goby
  Gobiodon erythrospilus Bleeker, 1875 -- valid -- redspotted goby, redspotted goby
  Gobiodon fulvus Herre, 1927 -- valid
  Gobiodon heterospilos Bleeker, 1856 -- valid
  Gobiodon histrio (Valenciennes in Cuvier and Valenciennes, 1837) -- valid
  Gobiodon micropus Günther, 1861 -- valid
  Gobiodon multilineatus Wu, 1979 -- valid
  Gobiodon oculolineatus Wu, 1979 -- valid
  Gobiodon okinawae Sawada, Arai and Abe, 1972 -- valid
  Gobiodon quinquestrigatus (Valenciennes in Cuvier and Valenciennes, 1837) -- valid -- fivestreaked goby, fivestreaked goby
  Gobiodon reticulatus Playfair in Playfair and Günther, 1867 -- valid
  Gobiodon rivulatus (Rüppell, 1830) -- valid -- orangespotted goby, rippled coralgoby, orangespotted goby, rippled coralgoby
  Gobiodon spilophthalmus Fowler, 1944 -- valid
  Gobiodon unicolor (Castelnau, 1873) -- valid
  Gobioides Lacepède, 1800 -- valid -- barretos, eel gobies
  Gobioides africanus (Giltay, 1935) -- valid
  Gobioides broussoneti Lacepède, 1800 -- invalid -- esmeralda de rio, violet goby
  Gobioides broussonnetii Lacepède, 1800 -- valid -- violet goby, esmeralda de rio
  Gobioides grahamae Palmer and Wheeler, 1955 -- valid
  Gobioides peruanus (Steindachner, 1880) -- valid
  Gobioides sagitta (Günther, 1862) -- valid
  Gobiomorphus Gill, 1863 -- valid
  Gobiomorphus australis (Krefft, 1864) -- valid
  Gobiomorphus basalis (Gray, 1842) -- valid
  Gobiomorphus breviceps (Stokell, 1939) -- valid
  Gobiomorphus cotidianus McDowall, 1975 -- valid
  Gobiomorphus coxii (Krefft, 1864) -- valid
  Gobiomorphus gobioides (Valenciennes in Cuvier and Valenciennes, 1837) -- valid
  Gobiomorphus hubbsi (Stokell, 1959) -- valid
  Gobiomorphus huttoni (Ogilby, 1894) -- valid
  Gobiomorus Lacepède, 1800 -- valid -- bigmouth sleepers
  Gobiomorus dormitator (Cuvier, 1816) -- valid
  Gobiomorus dormitor Lacepède, 1800 -- valid -- bigmouth sleeper, guavina de ley, guavina bocón
  Gobiomorus lateralis (Gill, 1860) -- invalid -- aboma de mar, aboma de mar
  Gobiomorus maculatus (Günther, 1859) -- valid -- dormilón manchado, Pacific sleeper
  Gobiomorus polylepis Ginsburg, 1953 -- valid -- finescale sleeper, guavina cristalina
  Gobionellus Girard, 1858 -- valid -- darter gobies
  Gobionellus atripinnis Gilbert and Randall, 1979 -- valid -- blackfin goby
  Gobionellus boleosoma (Jordan and Gilbert, 1882) -- invalid -- darter goby
  Gobionellus claytoni (Meek, 1902) -- invalid
  Gobionellus claytonii (Meek, 1902) -- invalid
  Gobionellus comma Gilbert and Randall, 1979 -- valid
  Gobionellus daguae (Eigenmann, 1918) -- valid
  Gobionellus gracillimus Ginsburg, 1953 -- invalid
  Gobionellus hastatus Girard, 1858 -- valid
  Gobionellus lepturus Pfaff, 1933 -- invalid
  Gobionellus liolepis (Meek and Hildebrand, 1928) -- valid
  Gobionellus longicaudus (Jenkins and Evermann, 1888) -- invalid -- longtail goby
  Gobionellus microdon (Gilbert, 1892) -- valid -- gobio cola de palma, palmtail goby
  Gobionellus munizi Vergara R., 1978 -- valid
  Gobionellus mystax Ginsburg, 1953 -- valid
  Gobionellus occidentalis (Boulenger, 1909) -- valid
  Gobionellus oceanicus (Pallas, 1770) -- valid -- highfin goby, sharptail goby, slim goby, esmeralda de mar, madrejuile flecha
  Gobionellus phenacus Pezold and Lasala in Pezold and Gilbert, 1987 -- invalid
  Gobionellus pseudofasciatus Gilbert and Randall in Gilbert and Kelso, 1971 -- invalid -- slashcheek goby
  Gobionellus saepepallens Gilbert and Randall, 1968 -- invalid -- dash goby
  Gobionellus sagittula (Günther, 1861) -- invalid -- longtail goby
  Gobionellus shufeldti (Jordan and Eigenmann, 1887) -- invalid -- freshwater goby
  Gobionellus smaragdus (Valenciennes in Cuvier and Valenciennes, 1837) -- invalid -- emerald goby
  Gobionellus stigmalophius Mead and Böhlke, 1958 -- invalid -- spotfin goby
  Gobionellus stigmaticus (Poey, 1860) -- invalid -- marked goby
  Gobionellus stigmaturus (Goode and Bean, 1882) -- invalid -- spottail goby
  Gobionellus stomatus Starks, 1913 -- valid
  Gobionellus thoropsis Pezold and Gilbert, 1987 -- invalid
  Gobionotothen Balushkin, 1976 -- valid
  Gobionotothen acuta (Günther, 1880) -- valid
  Gobionotothen angustifrons (Fischer, 1885) -- valid
  Gobionotothen barsukovi Balushkin, 1991 -- valid
  Gobionotothen gibberifrons (Lönnberg, 1905) -- valid
  Gobionotothen marionensis (Günther, 1880) -- valid
  Gobiopsis Steindachner, 1861 -- valid -- dragonface gobies
  Gobiopsis angustifrons Lachner and McKinney, 1978 -- valid
  Gobiopsis aporia Lachner and McKinney, 1978 -- valid
  Gobiopsis arenaria (Snyder, 1908) -- valid
  Gobiopsis atrata (Griffin, 1933) -- valid
  Gobiopsis bravoi (Herre, 1940) -- valid
  Gobiopsis canalis Lachner and McKinney, 1978 -- valid
  Gobiopsis exigua Lachner and McKinney, 1979 -- valid
  Gobiopsis macrostoma Steindachner, 1861 -- valid -- snakehead goby, snakehead goby
  Gobiopsis malekulae (Herre, 1935) -- valid
  Gobiopsis pinto (Smith, 1947) -- valid
  Gobiopsis quinquecincta (Smith, 1931) -- valid
  Gobiopsis springeri Lachner and McKinney, 1979 -- valid
  Gobiopsis woodsi Lachner and McKinney, 1978 -- valid
  Gobiopterus Bleeker, 1874 -- valid
  Gobiopterus birtwistlei (Herre, 1935) -- valid
  Gobiopterus brachypterus (Bleeker, 1855) -- valid
  Gobiopterus chuno (Hamilton, 1822) -- valid -- glass goby, glass goby
  Gobiopterus lacustris (Herre, 1927) -- valid
  Gobiopterus macrolepis Cheng, 1965 -- valid
  Gobiopterus mindanensis (Herre, 1944) -- valid
  Gobiopterus panayensis (Herre, 1944) -- valid
  Gobiopterus semivestita (Munro, 1949) -- valid
  Gobiopterus stellatus (Herre, 1927) -- valid
  Gobiosoma Girard, 1858 -- valid -- naked gobies
  Gobiosoma atronasum Böhlke and Robins, 1968 -- invalid
  Gobiosoma bosc (Lacepède, 1800) -- valid -- naked goby, gobio desnudo
  Gobiosoma chancei Beebe and Hollister, 1933 -- invalid
  Gobiosoma chiquita (Jenkins and Evermann, 1889) -- valid -- gobio chiquito, Sonora goby
  Gobiosoma digueti Pellegrin, 1901 -- invalid -- redhead goby, redhead goby
  Gobiosoma dilepis (Robins and Böhlke, 1964) -- invalid -- orangeside goby, gobio naranja, orangeside goby
  Gobiosoma etheostoma (Jordan and Starks in Jordan, 1895) -- invalid
  Gobiosoma evelynae Böhlke and Robins, 1968 -- invalid -- sharknose goby, gobio hocicudo, sharknose goby, sharpnose goby
  Gobiosoma gemmata (Ginsburg, 1939) -- invalid
  Gobiosoma genie Böhlke and Robins, 1968 -- invalid -- cleaning goby, cleaner goby, cleaning goby, gobio limpiador
  Gobiosoma ginsburgi Hildebrand and Schroeder, 1928 -- valid -- seaboard goby
  Gobiosoma grosvenori (Robins, 1964) -- valid -- rockcut goby
  Gobiosoma hemigymnum (Eigenmann and Eigenmann, 1888) -- valid
  Gobiosoma hildebrandi (Ginsburg, 1939) -- valid
  Gobiosoma homochroma (Ginsburg, 1939) -- valid
  Gobiosoma horsti Metzelaar, 1922 -- invalid -- yellowline goby, gobio de banda amarilla
  Gobiosoma illecebrosum Böhlke and Robins, 1968 -- invalid
  Gobiosoma limbaughi Burgess and Axelrod, 1984 -- invalid
  Gobiosoma longipala Ginsburg, 1933 -- valid -- twoscale goby
  Gobiosoma lori (Colin, 2002) -- valid
  Gobiosoma louisae Böhlke and Robins, 1968 -- invalid -- spotlight goby, spotlight goby
  Gobiosoma macrodon Beebe and Tee-Van, 1928 -- invalid -- tiger goby
  Gobiosoma molestum Girard, 1858 -- invalid -- naked goby, naked goby
  Gobiosoma multifasciatum Steindachner, 1876 -- invalid -- greenband goby, gobio rayado, greenband goby, greenbanded goby
  Gobiosoma nudum (Meek and Hildebrand, 1928) -- valid -- gobio bulto, knobchin goby
  Gobiosoma oceanops (Jordan, 1904) -- invalid -- neon goby
  Gobiosoma pallens (Ginsburg, 1939) -- invalid -- semiscaled goby, gobio semidesnudo, semiscaled goby
  Gobiosoma paradoxum (Günther, 1861) -- valid -- gobio paradoja, paradox goby
  Gobiosoma parri Ginsburg, 1933 -- valid
  Gobiosoma prochilos Böhlke and Robins, 1968 -- invalid
  Gobiosoma puncticulatus Ginsburg, 1938 -- valid
  Gobiosoma randalli Böhlke and Robins, 1968 -- invalid
  Gobiosoma robustum Ginsburg, 1933 -- valid -- code goby, gobio clave
  Gobiosoma saucrus (Robins, 1960) -- invalid
  Gobiosoma schultzi (Ginsburg, 1944) -- valid
  Gobiosoma spes (Ginsburg, 1939) -- valid -- gobio espes
  Gobiosoma spilotum (Ginsburg, 1939) -- valid
  Gobiosoma tenox Böhlke and Robins, 1968 -- invalid
  Gobiosoma xanthiprora Böhlke and Robins, 1968 -- invalid -- yellowprow goby
  Gobiosoma yucatanum Dawson, 1971 -- valid -- gobio yucateco, Yucatan goby
  Gobiosoma zebrella (Robins, 1958) -- invalid
  Gobitrichinotus Fowler, 1943 -- valid
  Gobitrichinotus arnoulti Kiener, 1963 -- valid
  Gobitrichinotus radiocularis Fowler, 1943 -- valid
  Gobius Linnaeus, 1758 -- valid -- gobies, gobies
  Gobius acutipennis Valenciennes in Cuvier and Valenciennes, 1837 -- invalid -- sharptail goby, sharptail goby
  Gobius affinis Eichwald, 1831 -- invalid
  Gobius agulhensis Barnard, 1927 -- invalid -- agulhas goby, agulhas goby
  Gobius ater Bellotti, 1888 -- valid -- bellotti's goby, bellotti's goby
  Gobius ateriformis Brito and Miller, 2001 -- valid
  Gobius auratus Risso, 1810 -- valid -- golden goby, golden goby
  Gobius barbarus Linnaeus, 1766 -- invalid
  Gobius boekeri Ahl, 1931 -- valid
  Gobius bucchichi Steindachner, 1870 -- valid
  Gobius caffer Günther, 1874 -- invalid -- banded goby, banded goby
  Gobius cobitis Pallas, 1814 -- valid -- giant goby, giant goby
  Gobius couchi Miller and El-Tawil, 1974 -- valid
  Gobius cruentatus Gmelin, 1789 -- valid -- redmouthed goby, redmouthed goby
  Gobius ehrenbergii Valenciennes in Cuvier and Valenciennes, 1837 -- invalid
  Gobius fallax Sarato, 1889 -- valid -- sarato's goby, sarato's goby
  Gobius flavescens Fabricius, 1779 -- invalid
  Gobius gasteveni Miller, 1974 -- valid
  Gobius geniporus Valenciennes in Cuvier and Valenciennes, 1837 -- valid -- slender goby, slender goby
  Gobius giuris Hamilton, 1822 -- invalid -- bareyed goby, bareyed goby
  Gobius hypselosoma Bleeker, 1867 -- valid
  Gobius key Smith, 1947 -- invalid -- key goby, key goby
  Gobius kolombatovici Kovacic and Miller, 2000 -- valid
  Gobius koseirensis Klunzinger, 1871 -- valid
  Gobius lateralis Macleay, 1881 -- invalid -- longfinned goby, longfinned goby
  Gobius leucomelas Peters, 1868 -- valid
  Gobius macrocephalus Pallas, 1787 -- invalid
  Gobius macrostomus Heckel in Steindachner, 1861 -- invalid
  Gobius minutus Pallas, 1770 -- invalid
  Gobius natalensis Günther, 1874 -- invalid -- baldy, baldy
  Gobius nebulosus Forsskål, 1775 -- invalid -- shadow goby, shadow goby
  Gobius niger Linnaeus, 1758 -- valid -- black goby, black goby
  Gobius nilssonii Düben and Koren, 1846 -- invalid
  Gobius nudiceps Valenciennes in Cuvier and Valenciennes, 1837 -- invalid -- barehead goby, barehead goby
  Gobius nunus Hamilton, 1822 -- invalid
  Gobius ophiocephalus Pallas, 1814 -- invalid -- weed goby, weed goby
  Gobius ornatus Rüppell, 1830 -- invalid
  Gobius paganellus Linnaeus, 1758 -- valid -- rock goby, rock goby
  Gobius pictus Malm, 1865 -- invalid
  Gobius punctatissimus Canestrini, 1864 -- invalid
  Gobius quadrimaculatus Valenciennes in Cuvier and Valenciennes, 1837 -- invalid
  Gobius roulei de Buen, 1928 -- valid -- roule's goby, roule's goby
  Gobius rubropunctatus Delais, 1951 -- valid
  Gobius sadanundio Hamilton, 1822 -- invalid
  Gobius saldanha Barnard, 1927 -- invalid -- commafin goby, commafin goby
  Gobius scorteccii Poll, 1961 -- valid
  Gobius senegambiensis Metzelaar, 1919 -- valid
  Gobius silveiraemartinsi Ihering, 1893 -- valid
  Gobius strictus Fage, 1907 -- valid
  Gobius tetrophthalmus Brito and Miller, 2001 -- valid
  Gobius tigrellus Nichols, 1951 -- valid
  Gobius tropicus Osbeck, 1765 -- valid
  Gobius uranoscopus Sauvage, 1882 -- valid
  Gobius vittatus Vinciguerra, 1883 -- valid -- striped goby, striped goby
  Gobius xanthocephalus Heymer and Zander, 1992 -- valid
  Gobius xanthozona Bleeker, 1849 -- invalid
  Gobiusculus Duncker, 1928 -- valid
  Gobiusculus flavescens (Fabricius, 1779) -- valid -- twospotted goby, twospotted goby
  Gobulus Ginsburg, 1933 -- valid
  Gobulus birdsongi Hoese and Reader, 2001 -- valid
  Gobulus crescentalis (Gilbert, 1892) -- valid -- crescent goby, gobio creciente
  Gobulus hancocki Ginsburg, 1938 -- valid -- gobio invertido, sandtop goby
  Gobulus myersi Ginsburg, 1939 -- valid -- paleback goby
  Goniistius Gill, 1862 -- valid
  Goniistius gibbosus (Richardson, 1841) -- valid -- magpie morwong
  Goniistius plessisi (Randall, 1983) -- valid
  Goniistius quadricornis (Günther, 1860) -- valid
  Goniistius vittatus (Garrett, 1864) -- valid
  Goniistius zebra (Döderlein in Steindachner and Döderlein, 1883) -- valid
  Goniistius zonatus (Cuvier in Cuvier and Valenciennes, 1830) -- valid
  Gonioplectrus Gill, 1862 -- valid
  Gonioplectrus hispanus (Cuvier in Cuvier and Valenciennes, 1828) -- valid -- Spanish flag, biajaiba de lo alto, cherna bandera
  Gonochaetodon Bleeker, 1876 -- invalid
  Gonorhynchidae -- invalid -- beaked sandfishes, sandfishes
  Gonorhynchiformes -- invalid -- milkfish, shellears
  Gonorhynchus Scopoli, 1777 -- invalid
  Gonorhynchus gonorhynchus (Linnaeus, 1766) -- invalid -- sandfish, sandfish
  Gonorynchiformes -- valid
  Gonorynchoidei -- valid
  Gonorynchus Scopoli, 1777 -- valid
  Gonorynchus abbreviatus Temminck and Schlegel, 1846 -- valid
  Gonorynchus forsteri Ogilby, 1911 -- valid
  Gonorynchus gonorynchus (Linnaeus, 1766) -- valid -- sandfish
  Gonorynchus greyi (Richardson, 1845) -- valid
  Gonorynchus moseleyi Jordan and Snyder, 1923 -- valid
  Goodea Jordan, 1880 -- valid
  Goodea atripinnis Jordan, 1880 -- valid -- blackfin goodea, tiro
  Goodea gracilis Hubbs and Turner, 1939 -- valid -- dusky goodea, tiro oscuro
  Goodea luitpoldii (Steindachner, 1894) -- valid -- green goodea, tiro de Pátzcuaro
  Gordiichthys Jordan and Davis, 1891 -- valid
  Gordiichthys combibus McCosker and Lavenberg, 2001 -- valid
  Gordiichthys ergodes McCosker, Böhlke and Böhlke, 1989 -- valid -- irksome eel, tieso fastidioso
  Gordiichthys irretitus Jordan and Davis, 1891 -- valid -- horsehair eel, tieso pelo de burro
  Gordiichthys leibyi McCosker and Böhlke, 1984 -- valid -- string eel, tieso bobo
  Gordiichthys randalli McCosker and Böhlke, 1984 -- valid -- rope eel
  Gordiichthys springeri Ginsburg, 1951 -- invalid
  Gorgasia Meek and Hildebrand, 1923 -- valid
  Gorgasia barnesi Robison and Lancraft, 1984 -- valid
  Gorgasia cotroneii (D'Ancona, 1928) -- valid
  Gorgasia galzini Castle and Randall, 1999 -- valid
  Gorgasia hawaiiensis Randall and Chess, 1979 -- valid
  Gorgasia inferomaculata (Blache, 1977) -- valid
  Gorgasia japonica Abe, Miki and Asai, 1977 -- valid
  Gorgasia klausewitzi Quéro and Saldanha, 1995 -- valid
  Gorgasia maculata Klausewitz and Eibl-Eibesfeldt, 1959 -- valid
  Gorgasia naeocepaea (Böhlke, 1951) -- valid
  Gorgasia preclara Böhlke and Randall, 1981 -- valid
  Gorgasia punctata Meek and Hildebrand, 1923 -- valid -- peppered garden eel, congrio punteado
  Gorgasia sillneri Klausewitz, 1962 -- valid
  Gorgasia taiwanensis Shao, 1990 -- valid
  Gorogobius Miller, 1978 -- valid
  Gorogobius nigricinctus (Delais, 1951) -- valid
  Gouania Nardo, 1833 -- valid
  Gouania willdenowi (Risso, 1810) -- valid
  Gracila Randall, 1964 -- valid
  Gracila albomarginata (Fowler and Bean, 1930) -- valid -- masked grouper, thinspine grouper, white-margined grouper
  Grahamichthys Whitley, 1956 -- valid
  Grahamichthys radiata (Valenciennes in Cuvier and Valenciennes, 1837) -- valid
  Grahamina Fricke and Roberts, 1993 -- valid
  Grahamina capito (Jenyns, 1842) -- valid
  Grahamina gymnota (Scott, 1977) -- valid
  Grahamina nigripenne (Valenciennes in Cuvier and Valenciennes, 1836) -- valid
  Gramma Poey, 1868 -- valid
  Gramma brasiliensis Sazima, Gasparini and Moura, 1998 -- valid
  Gramma linki Starck and Colin, 1978 -- valid -- linki, yellowlined basslet, cabrilleta mejilla amarilla, yellowcheek basslet
  Gramma loreto Poey, 1868 -- valid -- fairy basslet, royal gramma, fairy basslet, loreto, royal gramma
  Gramma melacara Böhlke and Randall, 1963 -- valid -- blackcap basslet, blackcap basslet, gramma violeta, cabrilleta violeta
  Grammatonotus Gilbert, 1905 -- valid
  Grammatonotus crosnieri (Fourmanoir, 1981) -- valid
  Grammatonotus lanceolatus (Kotthaus, 1976) -- valid
  Grammatonotus laysanus Gilbert, 1905 -- valid
  Grammatonotus macrophthalmus Katayama, Yamamoto and Yamakawa, 1982 -- valid
  Grammatonotus surugaensis Katayama, Yamakawa and Suzuki, 1980 -- valid
  Grammatorcynus Gill, 1862 -- valid
  Grammatorcynus bicarinatus (Quoy and Gaimard, 1825) -- valid -- largescaled tunny, shark mackerel, carite cazón, salmon mackerel, thazard requin
  Grammatorcynus bilineatus (Rüppell, 1836) -- valid -- double-lined mackerel, carite cazón pintado, thazard-kusara, scad mackerel
  Grammatotria Boulenger, 1899 -- valid
  Grammatotria lemairii Boulenger, 1899 -- valid
  Grammistes Bloch and Schneider, 1801 -- valid
  Grammistes sexlineatus (Thunberg, 1792) -- valid
  Grammistops Schultz in Schultz et al., 1953 -- valid
  Grammistops ocellatus Schultz in Schultz et al., 1953 -- valid
  Grasseichthys Géry, 1964 -- valid
  Grasseichthys gabonensis Géry, 1964 -- valid
  Graus Philippi, 1887 -- valid
  Graus nigra Philippi, 1887 -- valid
  Greenwoodochromis Poll, 1983 -- valid
  Greenwoodochromis bellcrossi (Poll, 1976) -- valid
  Greenwoodochromis christyi (Trewavas, 1953) -- valid
  Gregoryina Fowler and Ball, 1924 -- invalid
  Gregoryina gygis Fowler and Ball, 1924 -- invalid
  Grundulus Valenciennes in Cuvier and Valenciennes, 1846 -- valid
  Grundulus bogotensis (Humboldt in Humboldt and Valenciennes, 1821) -- valid
  Grundulus cochae Román-Valencia, Paepke and Pantoja, 2003 -- valid
  Guavina Bleeker, 1874 -- valid -- Atlantic guavinas
  Guavina guavina (Valenciennes in Cuvier and Valenciennes, 1837) -- valid -- guavina, guavina cabezona, guavina, Atlantic gauvina
  Guavina micropus Ginsburg, 1953 -- valid
  Guianacara Kullander and Nijssen, 1989 -- valid
  Guianacara geayi (Pellegrin, 1902) -- valid
  Guianacara oelemariensis Kullander and Nijssen, 1989 -- valid
  Guianacara owroewefi Kullander and Nijssen, 1989 -- valid
  Guianacara sphenozona Kullander and Nijssen, 1989 -- valid
  Gulaphallus Herre, 1925 -- valid
  Gulaphallus bikolanus (Herre, 1926) -- valid
  Gulaphallus eximius Herre, 1925 -- valid -- sarsarming
  Gulaphallus falcifer Manacop, 1936 -- valid
  Gulaphallus mirabilis Herre, 1925 -- valid
  Gulaphallus panayensis (Herre, 1942) -- valid
  Gunnellichthys Bleeker, 1858 -- valid
  Gunnellichthys copleyi (Smith, 1951) -- valid
  Gunnellichthys curiosus Dawson, 1968 -- valid
  Gunnellichthys grandoculis (Kendall and Goldsborough, 1911) -- valid
  Gunnellichthys irideus Smith, 1958 -- valid
  Gunnellichthys monostigma Smith, 1958 -- valid
  Gunnellichthys pleurotaenia Bleeker, 1858 -- valid
  Gunnellichthys viridescens Dawson, 1968 -- valid
  Guyu Pusey and Kennard, 2001 -- valid
  Guyu wujalwujalensis Pusey and Kennard, 2001 -- valid
  Gvozdarus Balushkin, 1989 -- valid
  Gvozdarus balushkini Voskoboinikova and Kellermann, 1993 -- valid
  Gvozdarus svetovidovi Balushkin, 1989 -- valid
  Gymnammodytes Duncker and Mohr, 1935 -- valid
  Gymnammodytes capensis (Barnard, 1927) -- valid -- Cape sand lance
  Gymnammodytes cicerelus (Rafinesque, 1810) -- valid
  Gymnammodytes semisquamatus (Jourdain, 1879) -- valid -- smoothed sandeel
  Gymnapogon Regan, 1905 -- valid
  Gymnapogon africanus Smith, 1954 -- valid -- crystal cardinal, crystal cardinal
  Gymnapogon annona (Whitley, 1936) -- valid
  Gymnapogon foraminosus (Tanaka, 1915) -- valid
  Gymnapogon japonicus Regan, 1905 -- valid
  Gymnapogon melanogaster Gon and Golani, 2002 -- valid
  Gymnapogon philippinus (Herre, 1939) -- valid
  Gymnapogon urospilotus Lachner, 1953 -- valid
  Gymnapogon vanderbilti (Fowler, 1938) -- valid
  Gymnarchus Cuvier, 1829 -- valid
  Gymnarchus niloticus Cuvier, 1829 -- valid -- aba
  Gymneleotris Bleeker, 1874 -- valid
  Gymneleotris seminuda (Günther, 1864) -- valid
  Gymnelis bilabrus Andriashev, 1937 -- invalid
  Gymnelis hemifasciatus Andriashev, 1937 -- invalid
  Gymnelis retrodorsalis Le Danois, 1913 -- invalid
  Gymnelis viridis (Fabricius, 1780) -- invalid -- fish doctor
  Gymnelopsis Soldatov, 1922 -- valid
  Gymnelopsis brashnikovi Soldatov, 1922 -- valid
  Gymnelopsis brevifenestrata Anderson, 1982 -- valid
  Gymnelopsis humilis Nazarkin and Chernova, 2003 -- valid
  Gymnelopsis ocellata Soldatov, 1922 -- valid
  Gymnelopsis ochotensis (Popov, 1931) -- valid
  Gymnelus Reinhardt, 1834 -- valid
  Gymnelus andersoni Chernova, 1998 -- valid
  Gymnelus barsukovi Chernova, 1999 -- valid
  Gymnelus bilabrus Andriashev, 1937 -- invalid
  Gymnelus diporus Chernova, 2000 -- valid
  Gymnelus esipovi Chernova, 1999 -- valid
  Gymnelus gracilis Chernova, 2000 -- valid
  Gymnelus hemifasciatus Andriashev, 1937 -- valid -- halfbarred pout
  Gymnelus obscurus Chernova, 2000 -- valid
  Gymnelus pauciporus Anderson, 1982 -- valid
  Gymnelus platycephalus Chernova, 1999 -- valid
  Gymnelus popovi (Taranetz and Andriashev, 1935) -- valid -- Aleutian pout
  Gymnelus retrodorsalis Le Danois, 1913 -- valid -- aurora pout
  Gymnelus soldatovi Chernova, 2000 -- valid
  Gymnelus taeniatus Chernova, 1999 -- valid
  Gymnelus viridis (Fabricius, 1780) -- valid -- fish doctor, unernak caméléon
  Gymnoamblyopus Murdy and Ferraris, 2003 -- valid
  Gymnoamblyopus novaeguineae Murdy and Ferraris, 2003 -- valid
  Gymnocaesio Bleeker, 1876 -- valid
  Gymnocaesio gymnoptera (Bleeker, 1856) -- valid -- slender fusilier, fusilier élégant, fusilero elegante
  Gymnocephalus Bloch, 1793 -- valid -- European ruffes
  Gymnocephalus acerinus (Güldenstädt, 1774) -- valid
  Gymnocephalus baloni Holcík and Hensel, 1974 -- valid
  Gymnocephalus cernuus (Linnaeus, 1758) -- valid -- blacktail, ruffe, pope
  Gymnocephalus schraetser (Linnaeus, 1758) -- valid
  Gymnochanda Fraser-Brunner, 1955 -- valid
  Gymnochanda filamentosa Fraser-Brunner, 1955 -- valid
  Gymnochanda flamea Roberts, 1994 -- valid
  Gymnochanda limi Kottelat, 1995 -- valid
  Gymnocharacinus Steindachner, 1903 -- valid
  Gymnocharacinus bergii Steindachner, 1903 -- valid
  Gymnoclinus Gilbert and Burke, 1912 -- valid
  Gymnoclinus cristulatus Gilbert and Burke, 1912 -- valid -- trident prickleback
  Gymnocorymbus Eigenmann, 1908 -- valid
  Gymnocorymbus bondi (Fowler, 1911) -- valid
  Gymnocorymbus ternetzi (Boulenger, 1895) -- valid -- black tetra, black widow, black tetra, black widow
  Gymnocorymbus thayeri Eigenmann, 1908 -- valid -- black tetra, black tetra
  Gymnocranius Klunzinger, 1870 -- valid
  Gymnocranius audleyi Ogilby, 1916 -- valid -- collared large-eye bream, collared sea bream, iodine sea bream
  Gymnocranius bitorquatus Cockerell, 1916 -- invalid
  Gymnocranius elongatus Senta, 1973 -- valid -- forktail large-eye bream, swallowtail sea bream
  Gymnocranius euanus (Günther, 1879) -- valid -- Japanese large-eye bream, Japanese sea bream
  Gymnocranius frenatus Bleeker, 1873 -- valid -- yellowsnout large-eye bream
  Gymnocranius grandoculis (Valenciennes in Cuvier and Valenciennes, 1830) -- valid -- blue-lined large-eye bream, Robinson's sea bream
  Gymnocranius griseus (Temminck and Schlegel, 1843) -- valid -- naked-headed large-eyed bream, grey barenose, grey large-eye bream, naked-headed sea bream
  Gymnocranius japonicus Akazaki, 1961 -- invalid
  Gymnocranius marshalli (Whitley, 1936) -- invalid -- collared sea bream, Maori sea bream, collared sea bream
  Gymnocranius microdon (Bleeker, 1851) -- valid -- blue-spotted large-eye bream
  Gymnocranius rivulatus (Rüppell, 1838) -- invalid -- rippled barenose, rippled barenose
  Gymnocrotaphus Günther, 1859 -- valid
  Gymnocrotaphus curvidens Günther, 1859 -- valid
  Gymnodraco Boulenger, 1902 -- valid
  Gymnodraco acuticeps Boulenger, 1902 -- valid
  Gymnogeophagus Miranda Ribeiro, 1918 -- valid
  Gymnogeophagus australis (Eigenmann, 1907) -- valid
  Gymnogeophagus balzanii (Perugia, 1891) -- valid
  Gymnogeophagus che Casciotta, Gómez and Toresanni, 2000 -- valid
  Gymnogeophagus gymnogenys (Hensel, 1870) -- valid
  Gymnogeophagus labiatus (Hensel, 1870) -- valid
  Gymnogeophagus lacustris Reis and Malabarba, 1988 -- valid
  Gymnogeophagus meridionalis Reis and Malabarba, 1988 -- valid
  Gymnogeophagus pygmaeus (Hensel, 1870) -- invalid
  Gymnogeophagus rhabdotus (Hensel, 1870) -- valid
  Gymnogeophagus setequedas Reis, Malabarba and Pavanelli, 1992 -- valid
  Gymnogobius Gill, 1863 -- valid
  Gymnogobius breunigii (Steindachner, 1879) -- valid
  Gymnogobius castaneus (O'Shaughnessy, 1875) -- valid
  Gymnogobius cylindricus (Tomiyama, 1936) -- valid
  Gymnogobius heptacanthus (Hilgendorf, 1879) -- valid
  Gymnogobius macrognathos (Bleeker, 1860) -- valid
  Gymnogobius mororanus (Jordan and Snyder, 1901) -- valid
  Gymnogobius nigrimembranis (Wu and Wang, 1931) -- valid
  Gymnogobius opperiens Stevenson, 2002 -- valid
  Gymnogobius petschiliensis (Rendahl, 1924) -- valid
  Gymnogobius taranetzi (Pinchuk, 1978) -- valid
  Gymnogobius uchidai (Takagi, 1957) -- valid
  Gymnogobius urotaenia (Hilgendorf, 1879) -- valid
  Gymnomuraena Lacepède, 1803 -- valid
  Gymnomuraena zebra (Shaw in Shaw and Nodder, 1797) -- valid -- zebra moray, morena cebra
  Gymnorhamphichthys Ellis in Eigenmann, 1912 -- valid
  Gymnorhamphichthys hypostomus Ellis in Eigenmann, 1912 -- valid
  Gymnorhamphichthys petiti Géry and Vu-Tân-Tuê, 1964 -- valid
  Gymnorhamphichthys rondoni (Miranda Ribeiro, 1920) -- valid
  Gymnorhamphichthys rosamariae Schwassmann, 1989 -- valid
  Gymnosarda Gill, 1862 -- valid -- little tunnies, ocean bonitos
  Gymnosarda unicolor (Rüppell, 1836) -- valid -- dogtooth tuna, scaleless tuna, bonite à gros yeux, casarte ojón
  Gymnoscyphus Böhlke and Robins, 1970 -- valid
  Gymnoscyphus ascitus Böhlke and Robins, 1970 -- valid
  Gymnothorax Bloch, 1795 -- valid -- common morays
  Gymnothorax afer Bloch, 1795 -- valid
  Gymnothorax albimarginatus (Temminck and Schlegel, 1846) -- valid
  Gymnothorax albomaculatus Bliss, 1883 -- invalid
  Gymnothorax angusticauda (Weber and de Beaufort, 1916) -- valid
  Gymnothorax angusticeps (Hildebrand and Barton, 1949) -- valid
  Gymnothorax annasona Whitley, 1937 -- valid
  Gymnothorax annulatus Smith and Böhlke, 1997 -- valid
  Gymnothorax atolli (Pietschmann, 1935) -- valid
  Gymnothorax australicola Lavenberg, 1992 -- valid
  Gymnothorax austrinus Böhlke and McCosker, 2001 -- valid
  Gymnothorax bacalladoi Böhlke and Brito, 1987 -- valid
  Gymnothorax bathyphilus Randall and McCosker, 1975 -- valid
  Gymnothorax berndti Snyder, 1904 -- valid
  Gymnothorax boschii (Bleeker, 1853) -- invalid
  Gymnothorax breedeni McCosker and Randall, 1977 -- valid
  Gymnothorax buroensis (Bleeker, 1857) -- valid -- latticetail moray
  Gymnothorax castaneus (Jordan and Gilbert, 1883) -- valid -- Panamic green moray, morena verde panámica
  Gymnothorax castlei Böhlke and Randall, 1999 -- valid
  Gymnothorax cephalospilus Böhlke and McCosker, 2001 -- valid
  Gymnothorax chilospilus Bleeker, 1865 -- valid
  Gymnothorax chlamydatus Snyder, 1908 -- valid
  Gymnothorax conspersus Poey, 1867 -- valid -- saddled moray
  Gymnothorax cribroris Whitley, 1932 -- valid
  Gymnothorax detactus Bryan and Herre, 1903 -- invalid
  Gymnothorax dorsalis Seale, 1917 -- valid
  Gymnothorax dovii (Günther, 1870) -- valid -- finespotted moray, morena pintita
  Gymnothorax elegans Bliss, 1883 -- valid
  Gymnothorax enigmaticus McCosker and Randall, 1982 -- valid
  Gymnothorax equatorialis (Hildebrand, 1946) -- valid -- spottail moray, morena cola pintada
  Gymnothorax eurostus (Abbott, 1860) -- valid
  Gymnothorax eurygnathos Böhlke, 2001 -- valid
  Gymnothorax favagineus Bloch and Schneider, 1801 -- valid
  Gymnothorax fimbriatus (Bennett, 1832) -- valid -- darkspotted moray
  Gymnothorax flavimarginatus (Rüppell, 1830) -- valid -- yellowedged moray
  Gymnothorax flavoculus (Böhlke and Randall, 1996) -- valid
  Gymnothorax formosus Bleeker, 1865 -- valid
  Gymnothorax funebris Ranzani, 1839 -- valid -- green moray, morena verde
  Gymnothorax fuscomaculatus (Schultz in Schultz, Herald, Lachner, Welander and Woods, 1953) -- valid
  Gymnothorax goldsboroughi Jordan and Evermann, 1903 -- invalid
  Gymnothorax gracilicauda Jenkins, 1903 -- valid
  Gymnothorax gracilicaudus Jenkins, 1903 -- invalid
  Gymnothorax griseus (Lacepède, 1803) -- valid -- geometric moray
  Gymnothorax hepaticus (Rüppell, 1830) -- valid
  Gymnothorax herrei Beebe and Tee-van, 1933 -- valid
  Gymnothorax hilonis Jordan and Evermann, 1903 -- invalid -- black moray
  Gymnothorax hubbsi Böhlke and Böhlke, 1977 -- valid -- lichen moray, morena liquen
  Gymnothorax insignis Seale, 1917 -- invalid
  Gymnothorax intesi (Fourmanoir and Rivaton, 1979) -- valid
  Gymnothorax isingteena (Richardson, 1845) -- valid
  Gymnothorax javanicus (Bleeker, 1859) -- valid
  Gymnothorax johnsoni (Smith, 1962) -- valid
  Gymnothorax kidako (Temminck and Schlegel, 1846) -- valid
  Gymnothorax kolpos Böhlke and Böhlke, 1980 -- valid -- blacktail moray, morena cola negra
  Gymnothorax kontodontos Böhlke, 2000 -- valid
  Gymnothorax leucostigma Jordan and Richardson, 1909 -- invalid
  Gymnothorax longinquus (Whitley, 1948) -- valid
  Gymnothorax madeirensis (Johnson, 1862) -- invalid -- sharktooth moray
  Gymnothorax maderensis (Johnson, 1862) -- valid -- sharktooth moray
  Gymnothorax makassariensis Bleeker, 1863 -- invalid
  Gymnothorax mareei Poll, 1953 -- valid
  Gymnothorax margaritophorus Bleeker, 1865 -- valid -- turnkeyed moray
  Gymnothorax marshallensis (Schultz in Schultz, Herald, Lachner, Welander and Woods, 1953) -- valid
  Gymnothorax mccoskeri Smith and Böhlke, 1997 -- valid
  Gymnothorax megaspilus Böhlke and Randall, 1995 -- valid
  Gymnothorax melatremus Schultz in Schultz, Herald, Lachner, Welander and Woods, 1953 -- valid
  Gymnothorax meleagris (Shaw in Shaw and Nodder, 1795) -- valid -- puhi 'oni'o, guineafowl moray, spotted moray
  Gymnothorax microstictus Böhlke, 2000 -- valid
  Gymnothorax mieroszewskii (Steindachner, 1896) -- invalid
  Gymnothorax miliaris (Kaup, 1856) -- valid -- goldentail moray, morena de cola dorada, morena cola dorada, conger moray
  Gymnothorax mindanoensis Borodin, 1930 -- invalid
  Gymnothorax minor (Temminck and Schlegel, 1846) -- valid
  Gymnothorax moluccensis (Bleeker, 1865) -- valid
  Gymnothorax monochrous (Bleeker, 1856) -- valid
  Gymnothorax monostigma (Regan, 1909) -- valid
  Gymnothorax monostigmus (Regan, 1909) -- invalid
  Gymnothorax mordax (Ayres, 1859) -- valid -- California moray, morena de California
  Gymnothorax mucifer Snyder, 1904 -- invalid
  Gymnothorax nasuta de Buen, 1961 -- valid
  Gymnothorax neglectus Tanaka, 1911 -- valid
  Gymnothorax nigromarginatus (Girard, 1858) -- valid -- blackedge moray, morena de margen negro
  Gymnothorax niphostigmus Chen, Shao and Chen, 1996 -- valid
  Gymnothorax nirosus Tanaka, 1918 -- invalid
  Gymnothorax nubilus (Richardson, 1848) -- valid
  Gymnothorax nudivomer (Günther in Playfair and Günther, 1867) -- valid -- starry moray
  Gymnothorax nuttingi Snyder, 1904 -- valid
  Gymnothorax obesus (Whitley, 1932) -- valid
  Gymnothorax obscurirostris Rendahl, 1921 -- invalid
  Gymnothorax ocellatus Agassiz in Spix and Agassiz, 1831 -- valid -- Caribbean ocellated moray, moray eel, morena ocelada, spotted moray, ocellated moray
  Gymnothorax odiosus Snyder, 1908 -- invalid
  Gymnothorax panamensis (Steindachner, 1876) -- valid -- masked moray, morena mapache
  Gymnothorax parini Collette, Smith and Böhlke, 1991 -- valid
  Gymnothorax pescadoris Jordan and Evermann, 1902 -- invalid
  Gymnothorax phalarus Bussing, 1998 -- valid
  Gymnothorax phasmatodes (Smith, 1962) -- valid
  Gymnothorax philippinus Jordan and Seale, 1907 -- valid
  Gymnothorax pictus (Ahl, 1789) -- valid -- painted moray, painted reef eel
  Gymnothorax pikei Bliss, 1883 -- valid
  Gymnothorax pindae Smith, 1962 -- valid
  Gymnothorax polygonius Poey, 1875 -- valid -- reticulated moray eel, polygon moray, morena de polígonos, morena polígona
  Gymnothorax polyspondylus Böhlke and Randall, 2000 -- valid
  Gymnothorax polyuranodon (Bleeker, 1853) -- valid -- freshwater moray
  Gymnothorax porphyreus (Guichenot, 1848) -- valid
  Gymnothorax prasinus (Richardson, 1848) -- valid
  Gymnothorax prionodon Ogilby, 1895 -- valid
  Gymnothorax prismodon Böhlke and Randall, 2000 -- valid
  Gymnothorax prolatus Sasaki and Amaoka, 1991 -- valid
  Gymnothorax pseudoherrei Böhlke, 2000 -- valid
  Gymnothorax pseudothyrsoideus (Bleeker, 1852) -- valid
  Gymnothorax punctatofasciatus Bleeker, 1863 -- valid
  Gymnothorax punctatus Bloch and Schneider, 1801 -- valid
  Gymnothorax randalli Smith and Böhlke, 1997 -- valid
  Gymnothorax reevesii (Richardson, 1845) -- valid
  Gymnothorax reticularis Bloch, 1795 -- valid
  Gymnothorax richardsoni (Bleeker, 1852) -- invalid -- spotted-lip moray, y-lined moray
  Gymnothorax richardsonii (Bleeker, 1852) -- valid -- y-lined moray, spotted-lip moray
  Gymnothorax robinsi Böhlke, 1997 -- valid
  Gymnothorax rueppelliae (McClelland, 1844) -- invalid
  Gymnothorax rueppellii (McClelland, 1844) -- valid -- Ruppell's moray
  Gymnothorax ruppelliae (McClelland, 1844) -- invalid -- Ruppell's moray
  Gymnothorax ryukyuensis Hatooka, 2003 -- valid
  Gymnothorax sagmacephalus Böhlke, 1997 -- valid
  Gymnothorax saxicola Jordan and Davis, 1891 -- valid -- honeycomb moray, ocellated moray, morena punteada, morena panal
  Gymnothorax serratidens (Hildebrand and Barton, 1949) -- valid
  Gymnothorax signifer Bliss, 1883 -- invalid
  Gymnothorax sokotrensis Kotthaus, 1968 -- valid
  Gymnothorax steindachneri Jordan and Evermann, 1903 -- valid
  Gymnothorax stigmanotus Fowler, 1912 -- invalid
  Gymnothorax tahitensis Seale, 1906 -- invalid
  Gymnothorax thyrsoideus (Richardson, 1845) -- valid -- slender moray
  Gymnothorax tile (Hamilton, 1822) -- valid
  Gymnothorax undulatus (Lacepède, 1803) -- valid -- nami-utsubo, common Hawaiian moray, leopard moray
  Gymnothorax unicolor (Delaroche, 1809) -- valid
  Gymnothorax vagrans (Seale, 1917) -- valid
  Gymnothorax verrilli (Jordan and Gilbert, 1883) -- valid -- white-edged moray, morena de borde blanco
  Gymnothorax vicinus (Castelnau, 1855) -- valid -- purplemouth moray, morena de boca púrpura, morena amarilla
  Gymnothorax wakanourae Tanaka, 1908 -- invalid
  Gymnothorax wilsoni Bloch and Schneider, 1801 -- valid -- Cape conger
  Gymnothorax woodwardi McCulloch, 1912 -- valid
  Gymnothorax wooliensis (Whitley, 1968) -- invalid
  Gymnothorax xanthostomus Snyder, 1904 -- invalid
  Gymnothorax ypsilon Hatooka and Randall, 1992 -- valid
  Gymnothorax zebra Shaw in Shaw and Nodder, 1797 -- invalid
  Gymnothorax zonipectis Seale, 1906 -- valid
  Gymnotichthys Fernández-Yépez, 1950 -- valid
  Gymnotichthys hildae Fernández-Yépez, 1950 -- valid
  Gymnotus Linnaeus, 1758 -- valid
  Gymnotus anguillaris Hoedeman, 1962 -- valid
  Gymnotus arapaima Albert and Crampton, 2001 -- valid
  Gymnotus bahianus Campos-da-Paz and Costa, 1996 -- valid
  Gymnotus brachiurus Bloch, 1786 -- invalid
  Gymnotus carapo Linnaeus, 1758 -- valid -- banded knifefish, gymnotid eel, banded knifefish, gymnotid eel
  Gymnotus carapus Linnaeus, 1758 -- invalid
  Gymnotus cataniapo Mago-Leccia, 1994 -- valid
  Gymnotus choco Albert, Crampton and Maldonado in Albert and Crampton, 2003 -- valid
  Gymnotus coatesi La Monte, 1935 -- valid
  Gymnotus coropinae Hoedeman, 1962 -- valid
  Gymnotus cylindricus La Monte, 1935 -- valid
  Gymnotus diamantinensis Campos-da-Paz, 2002 -- valid
  Gymnotus electricus Linnaeus, 1766 -- invalid
  Gymnotus esmeraldas Albert and Crampton, 2003 -- valid
  Gymnotus fasciatus Pallas, 1769 -- invalid
  Gymnotus henni Albert, Crampton and Maldonado in Albert and Crampton, 2003 -- valid
  Gymnotus inaequilabiatus (Valenciennes, 1842) -- valid
  Gymnotus javari Albert, Crampton and Hagedorn in Albert and Crampton, 2003 -- valid
  Gymnotus jonasi Albert and Crampton, 2001 -- valid
  Gymnotus maculosus Albert and Miller, 1995 -- valid -- cuchillo, spotted knifefish
  Gymnotus mamiraua Albert and Crampton, 2001 -- valid
  Gymnotus melanopleura Albert and Crampton, 2001 -- valid
  Gymnotus onca Albert and Crampton, 2001 -- valid
  Gymnotus panamensis Albert and Crampton, 2003 -- valid
  Gymnotus pantherinus (Steindachner, 1908) -- valid
  Gymnotus paraguensis Albert and Crampton, 2003 -- valid
  Gymnotus pedanopterus Mago-Leccia, 1994 -- valid
  Gymnotus putaol Lacepède, 1800 -- invalid
  Gymnotus regius Chiaje, 1847 -- invalid
  Gymnotus stenoleucus Mago-Leccia, 1994 -- valid
  Gymnotus sylvius Albert and Fernandes-Matioli in Albert et al., 1999 -- valid
  Gymnotus tigre Albert and Crampton, 2003 -- valid
  Gymnotus ucamara Crampton, Lovejoy and Albert, 2003 -- valid
  Gynutoclinus Smith, 1946 -- invalid
  Gyrinomimus Parr, 1934 -- valid
  Gyrinomimus andriashevi Fedorov, Balushkin and Trunov, 1987 -- valid
  Gyrinomimus bruuni Rofen, 1959 -- valid
  Gyrinomimus grahami Richardson and Garrick, 1964 -- valid
  Gyrinomimus myersi Parr, 1934 -- valid
  Gyrinomimus notius Fedorov and Balushkin, 1983 -- invalid
  Gyrinomimus parri Bigelow, 1961 -- valid
  Gyrinomimus simplex Parr, 1946 -- invalid
  Hadropareia Schmidt, 1904 -- valid
  Hadropareia middendorffii Schmidt, 1904 -- valid
  Hadropareia semisquamata Andriashev and Matyushin in Matyushin, 1989 -- valid
  Hadropogonichthys Fedorov, 1982 -- valid
  Hadropogonichthys lindbergi Fedorov, 1982 -- valid
  Halaphritis Last, Balushkin and Hutchins, 2002 -- valid
  Halaphritis platycephala Last, Balushkin and Hutchins, 2002 -- valid
  Haletta Whitley, 1947 -- valid
  Haletta semifasciata (Valenciennes in Cuvier and Valenciennes, 1840) -- valid -- blue rock whiting
  Halicampus Kaup, 1856 -- valid
  Halicampus boothae (Whitley, 1964) -- valid
  Halicampus brocki (Herald in Schultz et al., 1953) -- valid
  Halicampus dunckeri (Chabanaud, 1929) -- valid
  Halicampus edmondsoni (Pietschmann, 1928) -- valid
  Halicampus grayi Kaup, 1856 -- valid -- spiny pipefish, spiny pipefish
  Halicampus macrorhynchus Bamber, 1915 -- valid
  Halicampus marquesensis Dawson, 1984 -- valid
  Halicampus mataafae (Jordan and Seale, 1906) -- valid
  Halicampus nitidus (Günther, 1873) -- valid
  Halicampus punctatus (Kamohara, 1952) -- valid
  Halicampus spinirostris (Dawson and Allen, 1981) -- valid
  Halicampus zavorensis Dawson, 1984 -- valid
  Halichoeres Rüppell, 1835 -- valid -- wrasses
  Halichoeres adustus (Gilbert, 1890) -- valid -- black wrasse, señorita negra
  Halichoeres aestuaricola Bussing, 1972 -- valid -- mangrove wrasse, señorita de manglar
  Halichoeres argus (Bloch and Schneider, 1801) -- valid
  Halichoeres bathyphilus (Beebe and Tee-Van, 1932) -- valid -- greenband wrasse, doncella cintaverde
  Halichoeres bicolor (Bloch and Schneider, 1801) -- valid
  Halichoeres binotopsis (Bleeker, 1849) -- valid -- banded rainbowfish
  Halichoeres biocellatus Schultz in Schultz, Chapman, Lachner and Wood, 1960 -- valid
  Halichoeres bivittatus (Bloch, 1791) -- valid -- slippery dick, doncella rayada
  Halichoeres bleekeri (Steindachner and Döderlein, 1887) -- valid
  Halichoeres brasiliensis (Bloch, 1791) -- valid
  Halichoeres brownfieldi (Whitley, 1945) -- valid
  Halichoeres caudalis (Poey, 1860) -- valid -- painted wrasse, doncella pintada
  Halichoeres chierchiae Di Caporiacco, 1948 -- valid -- señorita herida, wounded wrasse
  Halichoeres chlorocephalus Kuiter and Randall, 1995 -- valid
  Halichoeres chloropterus (Bloch, 1791) -- valid
  Halichoeres chrysus Randall, 1981 -- valid
  Halichoeres cosmetus Randall and Smith, 1982 -- valid
  Halichoeres cyanocephalus (Bloch, 1791) -- valid -- yellowcheek wrasse, doncella cabeciplateada
  Halichoeres discolor Bussing, 1983 -- valid
  Halichoeres dispilus (Günther, 1864) -- valid -- chameleon wrasse, señorita camaleón
  Halichoeres garnoti (Valenciennes in Cuvier and Valenciennes, 1839) -- valid -- yellowhead wrasse, doncella cabeciamarilla
  Halichoeres hartzfeldii (Bleeker, 1852) -- valid
  Halichoeres insularis Allen and Robertson, 1992 -- valid -- señorita de Socorro, Socorro wrasse
  Halichoeres iridis Randall and Smith, 1982 -- valid
  Halichoeres kallochroma (Bleeker, 1853) -- valid
  Halichoeres kawarin (Bleeker, 1852) -- invalid -- picture wrasse
  Halichoeres lapillus Smith, 1947 -- valid -- jewelled wrasse
  Halichoeres leptotaenia Randall and Earle, 1994 -- valid
  Halichoeres leucoxanthus Randall and Smith, 1982 -- valid
  Halichoeres leucurus (Walbaum, 1792) -- valid
  Halichoeres maculipinna (Müller and Troschel in Schomburgk, 1848) -- valid -- clown wrasse, doncella payaso
  Halichoeres malpelo Allen and Robertson, 1992 -- valid
  Halichoeres margaritaceus (Valenciennes in Cuvier and Valenciennes, 1839) -- valid -- saddled rainmbowfish
  Halichoeres marginatus Rüppell, 1835 -- valid -- saddled rainbowfish
  Halichoeres melanochir Fowler and Bean, 1928 -- valid
  Halichoeres melanotis (Gilbert, 1890) -- valid -- golden wrasse, señorita dorada
  Halichoeres melanurus (Bleeker, 1851) -- valid -- duskytailed rainbowfish
  Halichoeres melas Randall and Earle, 1994 -- valid
  Halichoeres melasmapomus Randall, 1981 -- valid
  Halichoeres miniatus (Valenciennes in Cuvier and Valenciennes, 1839) -- valid -- spotted-finned rainbowfish
  Halichoeres nebulosus (Valenciennes in Cuvier and Valenciennes, 1839) -- valid -- clouded rainbowfish
  Halichoeres nicholsi (Jordan and Gilbert, 1882) -- valid -- spinster wrasse, señorita solterona
  Halichoeres nigrescens (Bloch and Schneider, 1801) -- valid -- dusky rainbowfish
  Halichoeres notospilus (Günther, 1864) -- valid -- banded wrasse, señorita listada
  Halichoeres orientalis Randall, 1999 -- valid
  Halichoeres ornatissimus (Garrett, 1863) -- valid
  Halichoeres pallidus Kuiter and Randall, 1995 -- valid
  Halichoeres papilionaceus (Valenciennes in Cuvier and Valenciennes, 1839) -- valid
  Halichoeres pardaleocephalus (Bleeker, 1849) -- valid
  Halichoeres pelicieri Randall and Smith, 1982 -- valid
  Halichoeres pictus (Poey, 1860) -- valid -- rainbow wrasse, doncella arcoiris
  Halichoeres podostigma (Bleeker, 1854) -- valid
  Halichoeres poeyi (Steindachner, 1867) -- valid -- blackear wrasse, doncella ojinegra, doncella orejinegra
  Halichoeres prosopeion (Bleeker, 1853) -- valid
  Halichoeres radiatus (Linnaeus, 1758) -- valid -- puddingwife, doncella pudín, doncella azulada
  Halichoeres raisneri Baldwin and McCosker, 2001 -- valid
  Halichoeres richmondi Fowler and Bean, 1928 -- valid
  Halichoeres rubricephalus Kuiter and Randall, 1995 -- valid
  Halichoeres salmofasciatus Allen and Robertson, 2002 -- valid
  Halichoeres scapularis (Bennett, 1832) -- valid -- zigzaz rainbowfish
  Halichoeres semicinctus (Ayres, 1859) -- valid -- rock wrasse, señorita piedrera
  Halichoeres signifer Randall and Earle, 1994 -- valid
  Halichoeres socialis Randall and Lobel, 2003 -- valid
  Halichoeres solorensis (Bleeker, 1853) -- valid
  Halichoeres stigmaticus Randall and Smith, 1982 -- valid
  Halichoeres tenuispinis (Günther, 1862) -- valid
  Halichoeres timorensis (Bleeker, 1852) -- valid
  Halichoeres trimaculatus (Quoy and Gaimard, 1834) -- valid -- spottail rainbowfish
  Halichoeres trispilus Randall and Smith, 1982 -- valid
  Halichoeres vrolikii (Bleeker, 1855) -- valid
  Halichoeres zeylonicus (Bennett, 1833) -- valid
  Halidesmus Günther, 1872 -- valid
  Halidesmus coccus Winterbottom and Randall, 1994 -- valid
  Halidesmus polytretus Winterbottom, 1982 -- valid
  Halidesmus scapularis Günther, 1872 -- valid -- snakelet, snakelet
  Halidesmus socotraensis Gill and Zajonz, 2003 -- valid
  Halidesmus thomaseni (Nielsen, 1961) -- valid
  Haliichthys Gray, 1859 -- valid
  Haliichthys taeniophorus Gray, 1859 -- valid -- slender tangelfish
  Halimuraena Smith, 1952 -- valid
  Halimuraena hexagonata Smith, 1952 -- valid
  Halimuraena lepopareia Winterbottom, 1980 -- valid
  Halimuraena shakai Winterbottom, 1978 -- valid
  Halimuraenoides Maugé and Bardach, 1985 -- valid
  Halimuraenoides isostigma Maugé and Bardach, 1985 -- valid
  Haliophis Rüppell, 1829 -- valid
  Haliophis aethiopus Winterbottom, 1985 -- valid
  Haliophis diademus Winterbottom and Randall, 1994 -- valid
  Haliophis guttatus (Forsskål, 1775) -- valid
  Halmablennius Smith, 1948 -- invalid
  Halosaurichthys Alcock, 1889 -- invalid
  Halosaurichthys carinicauda Alcock, 1889 -- invalid
  Halosauropsis Collett, 1896 -- valid
  Halosauropsis macrochir (Günther, 1878) -- valid
  Halosaurus Johnson, 1864 -- valid
  Halosaurus affinis Günther, 1877 -- invalid
  Halosaurus anguilliformis Alcock, 1889 -- invalid
  Halosaurus attenuatus Garman, 1899 -- valid
  Halosaurus carinicauda (Alcock, 1889) -- valid
  Halosaurus goodei Gill, 1883 -- invalid
  Halosaurus guentheri Goode and Bean, 1896 -- valid
  Halosaurus hoskynii Alcock, 1890 -- invalid
  Halosaurus johnsonianus Vaillant, 1888 -- valid
  Halosaurus macrochir Günther, 1878 -- invalid
  Halosaurus mediorostris Günther, 1887 -- invalid
  Halosaurus niger Gilchrist, 1906 -- invalid
  Halosaurus ovenii Johnson, 1864 -- valid
  Halosaurus parvipennis Alcock, 1892 -- invalid
  Halosaurus pectoralis McCulloch, 1926 -- valid
  Halosaurus phalacrus Vaillant, 1888 -- invalid
  Halosaurus radiatus Garman, 1899 -- valid
  Halosaurus ridgwayi (Fowler, 1934) -- valid
  Halosaurus rostratus Günther, 1878 -- invalid
  Halosaurus sinensis Abe, 1974 -- valid
  Haplochilus annulatus Boulenger, 1915 -- invalid
  Haplochilus bualanum (Ahl, 1924) -- invalid
  Haplochilus celebensis Weber, 1894 -- invalid
  Haplochilus chevalieri Pellegrin, 1904 -- invalid
  Haplochilus dayi Steindachner, 1892 -- invalid
  Haplochilus exiguum Boulenger, 1911 -- invalid
  Haplochilus liberiensis Boulenger, 1908 -- invalid
  Haplochilus panchax blockii Arnold, 1911 -- invalid
  Haplochilus playfairii Günther, 1866 -- invalid
  Haplochilus pumilus Boulenger, 1906 -- invalid
  Haplochilus riggenbachi (Ahl, 1924) -- invalid
  Haplochilus striatum Boulenger, 1911 -- invalid
  Haplochilus striatus Boulenger, 1911 -- invalid
  Haplochilus tanganicanus Boulenger, 1898 -- invalid
  Haplochilus walkeri (Boulenger, 1911) -- invalid
  Haplochromis Hilgendorf, 1888 -- valid -- mouth brooders, mouth brooders
  Haplochromis acidens Greenwood, 1967 -- valid
  Haplochromis adolphifrederici (Boulenger, 1914) -- valid
  Haplochromis aelocephalus Greenwood, 1959 -- valid
  Haplochromis aeneocolor Greenwood, 1973 -- valid
  Haplochromis akika Lippitsch, 2003 -- valid
  Haplochromis albertianus Regan, 1929 -- valid
  Haplochromis altigenis Regan, 1922 -- valid
  Haplochromis angustifrons Boulenger, 1914 -- valid
  Haplochromis annectidens Trewavas, 1933 -- valid
  Haplochromis apogonoides Greenwood, 1967 -- valid
  Haplochromis arcanus Greenwood and Gee, 1969 -- valid
  Haplochromis argenteus Regan, 1922 -- valid
  Haplochromis artaxerxes Greenwood, 1962 -- valid
  Haplochromis astatodon Regan, 1921 -- valid
  Haplochromis avium Regan, 1929 -- valid
  Haplochromis bakongo Thys van den Audenaerde, 1964 -- valid
  Haplochromis barbarae Greenwood, 1967 -- valid
  Haplochromis bareli van Oijen, 1991 -- valid
  Haplochromis bartoni Greenwood, 1962 -- valid
  Haplochromis bayoni (Boulenger, 1909) -- valid
  Haplochromis beadlei Trewavas, 1933 -- valid
  Haplochromis bloyeti (Sauvage, 1883) -- valid
  Haplochromis boops Greenwood, 1967 -- valid
  Haplochromis brownae Greenwood, 1962 -- valid
  Haplochromis bullatus Trewavas, 1938 -- valid
  Haplochromis burtoni (Günther, 1894) -- invalid
  Haplochromis cassius Greenwood and Barel, 1978 -- valid
  Haplochromis cavifrons (Hilgendorf, 1888) -- valid
  Haplochromis chilotes (Boulenger, 1911) -- valid
  Haplochromis chlorochrous Greenwood and Gee, 1969 -- valid
  Haplochromis chromogynos Greenwood, 1959 -- valid
  Haplochromis chrysogynaion van Oijen, 1991 -- valid
  Haplochromis cinctus Greenwood and Gee, 1969 -- valid
  Haplochromis cinereus (Boulenger, 1906) -- valid
  Haplochromis cnester Witte and Witte-Maas, 1981 -- valid
  Haplochromis crassilabris Boulenger, 1906 -- valid
  Haplochromis crebridens Snoeks, de Vos, Coenen and Thys van den Audenaerde, 1990 -- valid
  Haplochromis crocopeplus Greenwood and Barel, 1978 -- valid
  Haplochromis cronus Greenwood, 1959 -- valid
  Haplochromis cryptodon Greenwood, 1959 -- valid
  Haplochromis cryptogramma Greenwood and Gee, 1969 -- valid
  Haplochromis decticostoma Greenwood and Gee, 1969 -- valid
  Haplochromis demeusii (Boulenger, 1899) -- valid
  Haplochromis dentex Regan, 1922 -- valid
  Haplochromis desfontainii (Lacepède, 1802) -- valid
  Haplochromis dichrourus Regan, 1922 -- valid
  Haplochromis diplotaenia Regan and Trewavas, 1928 -- valid
  Haplochromis dolichorhynchus Greenwood and Gee, 1969 -- valid
  Haplochromis dolorosus Trewavas, 1933 -- valid
  Haplochromis eduardianus (Boulenger, 1914) -- invalid
  Haplochromis eduardii Regan, 1921 -- valid
  Haplochromis elegans Trewavas, 1933 -- valid
  Haplochromis empodisma Greenwood, 1960 -- valid
  Haplochromis engystoma Trewavas, 1933 -- valid
  Haplochromis epichorialis Trewavas, 1935 -- invalid
  Haplochromis erythrocephalus Greenwood and Gee, 1969 -- valid
  Haplochromis erythromaculatus De Vos, Snoeks and Thys van den Audenaerde, 1991 -- valid
  Haplochromis estor Regan, 1929 -- valid
  Haplochromis euchilus Trewavas, 1935 -- invalid
  Haplochromis eutaenia Regan and Trewavas, 1928 -- valid
  Haplochromis fasciatus (Perugia, 1892) -- valid
  Haplochromis flavipinnis (Boulenger, 1906) -- valid
  Haplochromis flavus Seehausen, Zwennes and Lippitsch in Seehausen et al., 1998 -- valid
  Haplochromis formosus Trewavas, 1935 -- invalid
  Haplochromis fuelleborni (Hilgendorf and Pappenheim, 1903) -- valid
  Haplochromis fuscus Regan, 1925 -- valid
  Haplochromis gigliolii (Pfeffer, 1896) -- valid
  Haplochromis gilberti Greenwood and Gee, 1969 -- valid
  Haplochromis gowersii Trewavas, 1928 -- valid
  Haplochromis gracilior Boulenger, 1914 -- valid
  Haplochromis granti Boulenger, 1906 -- valid
  Haplochromis graueri Boulenger, 1914 -- valid
  Haplochromis guiarti (Pellegrin, 1904) -- valid
  Haplochromis harpakteridion van Oijen, 1991 -- valid
  Haplochromis heusinkveldi Witte and Witte-Maas, 1987 -- valid
  Haplochromis hiatus Hoogerhoud and Witte, 1981 -- valid
  Haplochromis howesi van Oijen, 1992 -- valid
  Haplochromis humilior (Boulenger, 1911) -- valid
  Haplochromis humilis (Steindachner, 1866) -- valid
  Haplochromis insidiae Snoeks, 1994 -- valid
  Haplochromis iris Hoogerhoud and Witte, 1981 -- valid
  Haplochromis ishmaeli Boulenger, 1906 -- valid
  Haplochromis kamiranzovu Snoeks, Coenen and Thys van den Audenaerde, 1984 -- valid
  Haplochromis katavi Seegers, 1996 -- valid
  Haplochromis kujunjui van Oijen, 1991 -- valid
  Haplochromis labiatus Trewavas, 1933 -- valid
  Haplochromis labriformis (Nichols and La Monte, 1938) -- valid
  Haplochromis lacrimosus (Boulenger, 1906) -- valid
  Haplochromis laparogramma Greenwood and Gee, 1969 -- valid
  Haplochromis latifasciatus Regan, 1929 -- valid
  Haplochromis limax Trewavas, 1933 -- valid
  Haplochromis linni Burgess and Axelrod, 1975 -- invalid
  Haplochromis lividus Greenwood, 1956 -- valid
  Haplochromis loati Greenwood, 1971 -- valid
  Haplochromis longirostris (Hilgendorf, 1888) -- valid
  Haplochromis lucullae (Boulenger, 1913) -- valid
  Haplochromis luluae (Fowler, 1930) -- valid
  Haplochromis macconneli Greenwood, 1974 -- valid
  Haplochromis macrognathus Regan, 1922 -- valid
  Haplochromis macrops (Boulenger, 1911) -- valid
  Haplochromis macropsoides Greenwood, 1973 -- valid
  Haplochromis maculipinna (Pellegrin, 1913) -- valid
  Haplochromis mahagiensis David and Poll, 1937 -- valid
  Haplochromis maisomei van Oijen, 1991 -- valid
  Haplochromis malacophagus Poll and Damas, 1939 -- valid
  Haplochromis mandibularis Greenwood, 1962 -- valid
  Haplochromis martini (Boulenger, 1906) -- valid
  Haplochromis maxillaris Trewavas, 1928 -- valid
  Haplochromis megalops Greenwood and Gee, 1969 -- valid
  Haplochromis melanopterus Trewavas, 1928 -- valid
  Haplochromis melanopus Regan, 1922 -- valid
  Haplochromis melichrous Greenwood and Gee, 1969 -- valid
  Haplochromis mentatus Regan, 1925 -- valid
  Haplochromis mento Regan, 1922 -- valid
  Haplochromis michaeli Trewavas, 1928 -- valid
  Haplochromis microchrysomelas Snoeks, 1994 -- valid
  Haplochromis microdon (Boulenger, 1906) -- valid
  Haplochromis moeruensis (Boulenger, 1899) -- valid
  Haplochromis multiocellatus (Boulenger, 1913) -- valid
  Haplochromis mylergates Greenwood and Barel, 1978 -- valid
  Haplochromis mylodon Greenwood, 1973 -- valid
  Haplochromis nanoserranus Greenwood and Barel, 1978 -- valid
  Haplochromis nigrescens (Pellegrin, 1909) -- valid
  Haplochromis nigripinnis Regan, 1921 -- valid
  Haplochromis nigroides (Pellegrin, 1928) -- valid
  Haplochromis niloticus Greenwood, 1960 -- valid
  Haplochromis nubilus (Boulenger, 1906) -- valid
  Haplochromis nuchisquamulatus (Hilgendorf, 1888) -- valid
  Haplochromis nyanzae Greenwood, 1962 -- valid
  Haplochromis nyererei Witte-Maas and Witte, 1985 -- valid
  Haplochromis obesus (Boulenger, 1906) -- valid
  Haplochromis obliquidens (Hilgendorf, 1888) -- valid
  Haplochromis occultidens Snoeks, 1988 -- valid
  Haplochromis oligacanthus Regan, 1922 -- valid
  Haplochromis oligolepis Lippitsch, 2003 -- valid
  Haplochromis olivaceus Snoeks, de Vos, Coenen and Thys van den Audenaerde, 1990 -- valid
  Haplochromis oregosoma Greenwood, 1973 -- valid
  Haplochromis pachycephalus Greenwood, 1967 -- valid
  Haplochromis pallidus (Boulenger, 1911) -- valid
  Haplochromis pappenheimi (Boulenger, 1914) -- valid
  Haplochromis paraguiarti Greenwood, 1967 -- valid
  Haplochromis paraplagiostoma Greenwood and Gee, 1969 -- valid
  Haplochromis paropius Greenwood and Gee, 1969 -- valid
  Haplochromis parvidens (Boulenger, 1911) -- valid
  Haplochromis paucidens Regan, 1921 -- valid
  Haplochromis pectoralis (Pfeffer, 1893) -- valid
  Haplochromis pellegrini Regan, 1922 -- valid
  Haplochromis percoides Boulenger, 1906 -- valid
  Haplochromis perrieri (Pellegrin, 1909) -- valid
  Haplochromis petronius Greenwood, 1973 -- valid
  Haplochromis pharyngalis Poll and Damas, 1939 -- valid
  Haplochromis pharyngomylus Regan, 1929 -- valid
  Haplochromis phenochilus Trewavas, 1935 -- valid
  Haplochromis phytophagus Greenwood, 1966 -- valid
  Haplochromis piceatus Greenwood and Gee, 1969 -- valid
  Haplochromis pitmani Fowler, 1936 -- valid
  Haplochromis placodus Poll and Damas, 1939 -- valid
  Haplochromis plagiodon Regan and Trewavas, 1928 -- valid
  Haplochromis plagiostoma Regan, 1922 -- valid
  Haplochromis plutonius Greenwood and Barel, 1978 -- valid
  Haplochromis polli Thys van den Audenaerde, 1964 -- valid
  Haplochromis polystigma Regan, 1922 -- invalid
  Haplochromis prodromus Trewavas, 1935 -- valid
  Haplochromis prognathus (Pellegrin, 1904) -- valid
  Haplochromis pseudopellegrini Greenwood, 1967 -- valid
  Haplochromis ptistes Greenwood and Barel, 1978 -- valid
  Haplochromis pyrrhocephalus Witte and Witte-Maas, 1987 -- valid
  Haplochromis pyrrhopteryx van Oijen, 1991 -- valid
  Haplochromis riponianus (Boulenger, 1911) -- valid
  Haplochromis rubescens Snoeks, 1994 -- valid
  Haplochromis rudolfianus Trewavas, 1933 -- valid
  Haplochromis sauvagei (Pfeffer, 1896) -- valid
  Haplochromis saxicola Greenwood, 1960 -- valid
  Haplochromis scheffersi Snoeks, de Vos and Thys van den Audenaerde, 1987 -- valid
  Haplochromis schubotzi Boulenger, 1914 -- valid
  Haplochromis schubotziellus Greenwood, 1973 -- valid
  Haplochromis schwetzi Poll, 1967 -- valid
  Haplochromis serranus (Pfeffer, 1896) -- valid
  Haplochromis serridens Regan, 1925 -- valid
  Haplochromis simpsoni Greenwood, 1965 -- valid
  Haplochromis smithii (Castelnau, 1861) -- valid
  Haplochromis spekii (Boulenger, 1906) -- valid
  Haplochromis squamipinnis Regan, 1921 -- valid
  Haplochromis squamulatus Regan, 1922 -- valid
  Haplochromis stigmatogenys (Boulenger, 1913) -- valid
  Haplochromis sulphureus Greenwood and Barel, 1978 -- valid
  Haplochromis swynnertoni (Boulenger, 1907) -- valid
  Haplochromis tanaos van Oijen and Witte, 1996 -- valid
  Haplochromis taurinus Trewavas, 1933 -- valid
  Haplochromis teegelaari Greenwood and Barel, 1978 -- valid
  Haplochromis teunisrasi Witte and Witte-Maas, 1981 -- valid
  Haplochromis theliodon Greenwood, 1960 -- valid
  Haplochromis thereuterion van Oijen and Witte, 1996 -- valid
  Haplochromis thuragnathus Greenwood, 1967 -- valid
  Haplochromis tridens Regan and Trewavas, 1928 -- valid
  Haplochromis turkanae Greenwood, 1974 -- valid
  Haplochromis tweddlei (Jackson, 1985) -- valid
  Haplochromis tyrianthinus Greenwood and Gee, 1969 -- valid
  Haplochromis velifer Trewavas, 1933 -- valid
  Haplochromis venator Greenwood, 1965 -- valid
  Haplochromis venustus Boulenger, 1908 -- invalid
  Haplochromis vicarius Trewavas, 1933 -- valid
  Haplochromis victorianus (Pellegrin, 1904) -- valid
  Haplochromis vittatus (Boulenger, 1901) -- valid
  Haplochromis wingatii (Boulenger, 1902) -- valid
  Haplochromis worthingtoni Regan, 1929 -- valid
  Haplochromis xenognathus Greenwood, 1957 -- valid
  Haplochromis xenostoma Regan, 1922 -- valid
  Haplocylix Briggs, 1955 -- valid
  Haplocylix littoreus (Forster in Bloch and Schneider, 1801) -- valid
  Haplotaxodon Boulenger, 1906 -- valid
  Haplotaxodon microlepis Boulenger, 1906 -- valid
  Haplotaxodon trifasciatus Takahashi and Nakaya, 1999 -- valid
  Haptoclinus Böhlke and Robins, 1974 -- valid
  Haptoclinus apectolophus Böhlke and Robins, 1974 -- valid -- trambollo despeinado, uncombed blenny
  Haptogenys Springer, 1972 -- valid
  Haptogenys bipunctata (Day, 1876) -- valid
  Harpadon Lesueur, 1825 -- valid
  Harpadon erythraeus Klausewitz, 1983 -- valid
  Harpadon translucens Saville-Kent, 1889 -- valid -- glassy Bombay duck
  Harpagifer Richardson, 1844 -- valid
  Harpagifer andriashevi Prirodina, 2000 -- valid
  Harpagifer antarcticus Nybelin, 1947 -- valid
  Harpagifer bispinis (Forster in Bloch and Schneider, 1801) -- valid
  Harpagifer georgianus Nybelin, 1947 -- valid
  Harpagifer kerguelensis Nybelin, 1947 -- valid
  Harpagifer macquariensis Prirodina, 2000 -- valid
  Harpagifer marionensis Nybelin, 1947 -- valid
  Harpagifer nybelini Prirodina, 2002 -- valid
  Harpagifer palliolatus Richardson, 1845 -- valid
  Harpagifer spinosus Hureau, Louis, Tomo and Ozouf, 1980 -- valid
  Harpagochromis Greenwood, 1980 -- invalid
  Hasemania Ellis, 1911 -- valid
  Hasemania crenuchoides Zarske and Géry, 1999 -- valid
  Hasemania hanseni (Fowler, 1949) -- valid
  Hasemania marginata Meinken, 1938 -- invalid -- copper tetra, copper tetra
  Hasemania maxillaris Ellis, 1911 -- valid
  Hasemania melanura Ellis, 1911 -- valid
  Hasemania nana (Lütken, 1875) -- valid -- silver-tipped tetra, silver-tipped tetra
  Hazeus Jordan and Snyder, 1901 -- valid
  Hazeus maculipinna (Randall and Goren, 1993) -- valid
  Hazeus nephodes (Jordan, 1925) -- valid
  Hazeus otakii Jordan and Snyder, 1901 -- valid
  Hazeus unisquamis Gosline, 1959 -- invalid
  Helcogramma McCulloch and Waite, 1918 -- valid
  Helcogramma albimacula Williams and Howe, 2003 -- valid
  Helcogramma aquilum Williams and McCormick, 1990 -- valid
  Helcogramma billi Hansen, 1986 -- valid
  Helcogramma capidata Rosenblatt in Schultz, Chapman, Lachner and Woods, 1960 -- invalid
  Helcogramma capidatum Rosenblatt in Schultz, Chapman, Lachner and Woods, 1960 -- valid
  Helcogramma cerasina Williams and Howe, 2003 -- valid
  Helcogramma chica Rosenblatt in Schultz et al., 1960 -- valid
  Helcogramma decurrens McCulloch and Waite, 1918 -- valid
  Helcogramma desa Williams and Howe, 2003 -- valid
  Helcogramma ellioti (Herre, 1944) -- valid
  Helcogramma fuscipectoris (Fowler, 1946) -- valid
  Helcogramma fuscopinna Holleman, 1982 -- valid
  Helcogramma gymnauchen (Weber, 1909) -- valid
  Helcogramma hudsoni (Jordan and Seale, 1906) -- valid
  Helcogramma inclinata (Fowler, 1946) -- valid
  Helcogramma kranos Fricke, 1997 -- valid
  Helcogramma lacuna Williams and Howe, 2003 -- valid
  Helcogramma larvata Fricke and Randall, 1992 -- valid
  Helcogramma maldivensis Fricke and Randall, 1992 -- valid
  Helcogramma nesion Williams and Howe, 2003 -- valid
  Helcogramma nigra Williams and Howe, 2003 -- valid
  Helcogramma novaecaledoniae Fricke, 1994 -- valid
  Helcogramma obtusirostre (Klunzinger, 1871) -- valid
  Helcogramma randalli Williams and Howe, 2003 -- valid
  Helcogramma rhinoceros Hansen, 1986 -- valid
  Helcogramma solorensis Fricke, 1997 -- valid
  Helcogramma springeri Hansen, 1986 -- valid
  Helcogramma steinitzi Clark, 1980 -- valid
  Helcogramma striata Hansen, 1986 -- invalid
  Helcogramma striatum Hansen, 1986 -- valid
  Helcogramma trigloides (Bleeker, 1858) -- valid
  Helcogramma vulcana Randall and Clark, 1993 -- valid
  Helcogrammoides Rosenblatt in Gon in Gon and Heemstra, 1990 -- valid
  Helcogrammoides antarcticus (Tomo, 1982) -- valid
  Helcogrammoides chilensis (Cancino in de Buen, 1960) -- valid
  Helcogrammoides cunninghami (Smitt, 1898) -- valid
  Heliases notatus Temminck and Schlegel, 1843 -- invalid
  Helostoma Cuvier, 1829 -- valid
  Helostoma temmincki Cuvier, 1829 -- invalid -- kissing gourami
  Helostoma temminkii Cuvier, 1829 -- valid
  Hemanthias Steindachner, 1875 -- valid
  Hemanthias aureorubens (Longley, 1935) -- valid -- streamer bass, cabrilla cinta
  Hemanthias leptus (Ginsburg, 1952) -- valid -- longtail bass, cabrilla robalo
  Hemanthias peruanus (Steindachner, 1875) -- valid -- splittail bass, cabrilla doblecola
  Hemanthias signifer (Garman, 1899) -- valid -- splittail bass, cabrilla doncella, hookthroat bass
  Hemanthias vivanus (Jordan and Swain, 1885) -- valid -- red barbier, barbero rojo
  Hemerocoetes Valenciennes in Cuvier and Valenciennes, 1837 -- valid
  Hemerocoetes acanthorhynchus (Forster in Bloch and Schneider, 1801) -- invalid -- opal fish
  Hemerocoetes artus Nelson, 1979 -- valid
  Hemerocoetes macrophthalmus Regan, 1914 -- valid
  Hemerocoetes monopterygius (Schneider in Bloch and Schneider, 1801) -- valid -- opal fish
  Hemerocoetes morelandi Nelson, 1979 -- valid
  Hemerocoetes pauciradiatus Regan, 1914 -- valid
  Hemerocoetes waitei Regan, 1914 -- invalid -- bluebonnet
  Hemerorhinus Weber and de Beaufort, 1916 -- valid
  Hemerorhinus heyningi (Weber, 1913) -- valid
  Hemerorhinus opici Blache and Bauchot, 1972 -- valid
  Hemibates Regan, 1920 -- valid
  Hemibates stenosoma (Boulenger, 1901) -- valid
  Hemibrycon Günther, 1864 -- valid
  Hemibrycon beni Pearson, 1924 -- valid
  Hemibrycon boquiae (Eigenmann, 1913) -- valid
  Hemibrycon carrilloi Dahl, 1960 -- valid
  Hemibrycon colombianus Eigenmann in Eigenmann, Henn and Wilson, 1914 -- valid
  Hemibrycon dariensis Meek and Hildebrand, 1916 -- valid
  Hemibrycon decurrens (Eigenmann, 1913) -- valid
  Hemibrycon dentatus (Eigenmann, 1913) -- valid
  Hemibrycon guppyi (Regan, 1906) -- valid -- guppy's characin, guppy's characin
  Hemibrycon helleri Eigenmann, 1927 -- valid
  Hemibrycon huambonicus (Steindachner, 1882) -- valid
  Hemibrycon jabonero Schultz, 1944 -- valid
  Hemibrycon jelskii (Steindachner, 1877) -- valid
  Hemibrycon metae Myers, 1930 -- valid
  Hemibrycon orcesi Böhlke, 1958 -- valid
  Hemibrycon polyodon (Günther, 1864) -- valid
  Hemibrycon surinamensis Géry, 1962 -- valid
  Hemibrycon taeniurus (Gill, 1858) -- valid
  Hemibrycon tolimae (Eigenmann, 1913) -- valid
  Hemibrycon tridens Eigenmann, 1922 -- valid
  Hemibrycon velox Dahl in Dahl and Medem, 1964 -- valid
  Hemichromis Peters, 1857 -- valid -- jewelfishes
  Hemichromis angolensis Steindachner, 1865 -- valid
  Hemichromis bimaculatus Gill, 1862 -- valid -- jewelfish, African jewelfish, jewel cichlid
  Hemichromis cerasogaster (Boulenger, 1899) -- valid
  Hemichromis elongatus (Guichenot in Duméril, 1861) -- valid -- fiveblotch jewelfish
  Hemichromis fasciatus Peters, 1857 -- valid -- banded jewelfish
  Hemichromis guentheri Sauvage, 1882 -- invalid
  Hemichromis guntheri Sauvage, 1882 -- invalid
  Hemichromis letourneuxi Sauvage, 1880 -- valid -- African jewelfish, north African jewelfish
  Hemichromis lifalili Loiselle, 1979 -- valid -- lifalili cichlid, lifalili cichlid
  Hemieleotris Meek and Hildebrand, 1916 -- valid
  Hemieleotris latifasciata (Meek and Hildebrand, 1912) -- valid
  Hemieleotris levis Eigenmann, 1918 -- valid
  Hemiemblemaria Longley and Hildebrand, 1940 -- valid
  Hemiemblemaria simulus Longley and Hildebrand, 1940 -- valid -- wrasse blenny, sapito doncella
  Hemiglyphidodon Bleeker, 1877 -- valid
  Hemiglyphidodon plagiometopon (Bleeker, 1852) -- valid -- lagoon damselfish
  Hemigobius Bleeker, 1874 -- valid
  Hemigobius hoevenii (Bleeker, 1851) -- valid
  Hemigobius mingi (Herre, 1936) -- valid
  Hemigrammocharax Pellegrin, 1923 -- valid
  Hemigrammocharax angolensis Poll, 1967 -- valid
  Hemigrammocharax lineostriatus Poll, 1967 -- valid
  Hemigrammocharax machadoi Poll, 1967 -- valid
  Hemigrammocharax minutus (Worthington, 1933) -- valid
  Hemigrammocharax monardi Pellegrin, 1936 -- valid
  Hemigrammocharax multifasciatus (Boulenger, 1923) -- valid
  Hemigrammocharax ocellicauda (Boulenger, 1907) -- valid
  Hemigrammocharax uniocellatus (Pellegrin, 1926) -- valid
  Hemigrammocharax wittei Poll, 1933 -- valid
  Hemigrammopetersius Pellegrin, 1926 -- valid
  Hemigrammopetersius barnardi (Herre, 1936) -- valid
  Hemigrammopetersius pulcher (Boulenger, 1909) -- valid
  Hemigrammus Gill, 1858 -- valid
  Hemigrammus aereus Géry, 1959 -- valid
  Hemigrammus analis Durbin, 1909 -- valid
  Hemigrammus armstrongi Schultz and Axelrod, 1955 -- invalid -- golden tetra, golden tetra
  Hemigrammus barrigonae Eigenmann and Henn, 1914 -- valid
  Hemigrammus bellottii (Steindachner, 1882) -- valid
  Hemigrammus bleheri Géry and Mahnert, 1986 -- valid -- red-nose tetra, rummy-nose tetra, red-nose tetra, rummy-nose tetra
  Hemigrammus boesemani Géry, 1959 -- valid
  Hemigrammus brevis Ellis, 1911 -- valid
  Hemigrammus cayennensis Géry, 1959 -- valid
  Hemigrammus coeruleus Durbin in Eigenmann, 1908 -- valid
  Hemigrammus cupreus Durbin in Eigenmann, 1918 -- valid
  Hemigrammus cylindricus Durbin, 1909 -- valid
  Hemigrammus elegans (Steindachner, 1882) -- valid
  Hemigrammus erythrozonus Durbin, 1909 -- valid -- glowlight tetra, glowlight tetra
  Hemigrammus falsus Meinken, 1958 -- valid
  Hemigrammus gracilis (Lütken, 1875) -- valid
  Hemigrammus guyanensis Géry, 1959 -- valid
  Hemigrammus haraldi Géry, 1961 -- valid
  Hemigrammus hyanuary Durbin in Eigenmann, 1918 -- valid
  Hemigrammus iota Durbin, 1909 -- valid
  Hemigrammus levis Durbin in Eigenmann, 1908 -- valid
  Hemigrammus luelingi Géry, 1964 -- valid
  Hemigrammus lunatus Durbin in Eigenmann, 1918 -- valid
  Hemigrammus mahnerti Uj and Géry, 1989 -- valid
  Hemigrammus marginatus Ellis, 1911 -- valid
  Hemigrammus matai Eigenmann, 1918 -- invalid
  Hemigrammus maxillaris (Fowler, 1932) -- valid
  Hemigrammus megaceps Fowler, 1945 -- valid
  Hemigrammus melanochrous Fowler, 1913 -- valid
  Hemigrammus micropterus Meek in Eigenmann and Ogle, 1907 -- valid
  Hemigrammus microstomus Durbin in Eigenmann, 1918 -- valid
  Hemigrammus mimus Böhlke, 1955 -- valid
  Hemigrammus neptunus Zarske and Géry, 2002 -- valid
  Hemigrammus newboldi (Fernández-Yépez, 1949) -- valid
  Hemigrammus ocellifer (Steindachner, 1882) -- valid -- beacon fish, head-and-tail-light tetra, beacon fish, head-and-tail-light tetra
  Hemigrammus orthus Durbin, 1909 -- valid
  Hemigrammus pretoensis Géry, 1965 -- valid
  Hemigrammus pulcher Ladiges, 1938 -- valid -- black wedge tetra, pretty tetra, pretty tetra, black wedge tetra
  Hemigrammus rhodostomus Ahl, 1924 -- valid -- rednosed tetra, rednosed tetra
  Hemigrammus rodwayi Durbin, 1909 -- valid -- golden tetra, golden tetra, Rodway's tetra
  Hemigrammus schmardae (Steindachner, 1882) -- valid
  Hemigrammus stictus (Durbin, 1909) -- valid
  Hemigrammus tridens Eigenmann in Eigenmann and Ogle, 1907 -- valid
  Hemigrammus ulreyi (Boulenger, 1895) -- valid -- Ulrey's tetra
  Hemigrammus unilineatus (Gill, 1858) -- valid -- featherfin tetra
  Hemigrammus vorderwinkleri Géry, 1963 -- valid
  Hemigymnus Günther, 1861 -- valid
  Hemigymnus fasciatus (Bloch, 1792) -- valid -- fivebanded wrasse
  Hemigymnus melapterus (Bloch, 1791) -- valid -- blackeyed thicklip
  Hemilutjanus Bleeker, 1876 -- valid
  Hemilutjanus macrophthalmos (Tschudi, 1846) -- valid
  Hemiodopsis Fowler, 1906 -- invalid
  Hemiodopsis microlepis (Kner, 1858) -- invalid
  Hemiodus Müller, 1842 -- valid
  Hemiodus amazonum (Humboldt in Humboldt and Valenciennes, 1821) -- valid
  Hemiodus argenteus Pellegrin, 1908 -- valid
  Hemiodus atranalis (Fowler, 1940) -- valid
  Hemiodus goeldii Steindachner, 1908 -- valid
  Hemiodus gracilis Günther, 1864 -- valid
  Hemiodus huraulti (Géry, 1964) -- valid
  Hemiodus immaculatus Kner, 1858 -- valid
  Hemiodus microlepis Kner, 1858 -- valid
  Hemiodus orthonops Eigenmann and Kennedy, 1903 -- valid
  Hemiodus parnaguae Eigenmann and Henn, 1916 -- valid
  Hemiodus quadrimaculatus Pellegrin, 1908 -- valid
  Hemiodus semitaeniatus Kner, 1858 -- valid
  Hemiodus sterni (Géry, 1964) -- valid
  Hemiodus ternetzi Myers, 1927 -- valid
  Hemiodus thayeria Böhlke, 1955 -- valid
  Hemiodus tocantinensis Langeani, 1999 -- valid
  Hemiodus unimaculatus (Bloch, 1794) -- valid
  Hemiodus vorderwinkleri (Géry, 1964) -- valid
  Hemipteronotus hypospilus Schultz in Schultz, Chapman, Lachner and Wood, 1960 -- invalid
  Hemipteronotus pavoninus (Valenciennes in Cuvier and Valenciennes, 1840) -- invalid
  Hemiramphus Cuvier, 1816 -- valid
  Hemiramphus affinis Günther, 1866 -- invalid
  Hemiramphus archipelagicus Collette and Parin, 1978 -- valid
  Hemiramphus balao Lesueur, 1821 -- valid -- balao, agujeta balao, escribano balao
  Hemiramphus bermudensis Collette, 1962 -- valid
  Hemiramphus brasiliensis (Linnaeus, 1758) -- valid -- agujeta brasileña, ballyhoo, escribano de aletas rojas
  Hemiramphus depauperatus Lay and Bennett, 1839 -- valid
  Hemiramphus far (Forsskål, 1775) -- valid -- spotted halfbeak, spotted halfbeak
  Hemiramphus limbatus Valenciennes in Cuvier and Valenciennes, 1847 -- invalid
  Hemiramphus lutkei Valenciennes in Cuvier and Valenciennes, 1847 -- valid
  Hemiramphus marginatus (Forsskål, 1775) -- valid -- barred halfbeak, barred halfbeak
  Hemiramphus melanurus Valenciennes in Cuvier and Valenciennes, 1847 -- invalid
  Hemiramphus robustus Günther, 1866 -- valid -- flatsided garfish, three-by-two garfish, flatsided garfish, three-by-two garfish
  Hemiramphus sajori Temminck and Schlegel, 1846 -- invalid
  Hemiramphus saltator Gilbert and Starks, 1904 -- valid -- pajarito saltador, longfin halfbeak
  Hemirhamphodon Bleeker, 1866 -- valid
  Hemirhamphodon chrysopunctatus Brembach, 1978 -- valid
  Hemirhamphodon kapuasensis Collette in Anderson and Collette, 1991 -- valid
  Hemirhamphodon kuekenthali Steindachner, 1901 -- valid
  Hemirhamphodon phaiosoma (Bleeker, 1852) -- valid
  Hemirhamphodon pogonognathus (Bleeker, 1853) -- valid
  Hemirhamphodon tengah Collette in Anderson and Collette, 1991 -- valid
  Hemirhamphus affinis Günther, 1866 -- invalid
  Hemirhamphus intermedius Cantor, 1842 -- invalid
  Hemirhamphus laticeps Günther, 1866 -- invalid
  Hemirhamphus pacificus Steindachner, 1900 -- invalid
  Hemistichodus Pellegrin, 1900 -- valid
  Hemistichodus lootensi Poll and Daget, 1968 -- valid
  Hemistichodus mesmaekersi Poll, 1959 -- valid
  Hemistichodus vaillanti Pellegrin, 1900 -- valid
  Hemitaeniochromis Eccles and Trewavas, 1989 -- valid
  Hemitaeniochromis urotaenia (Regan, 1922) -- valid
  Hemitaurichthys Bleeker, 1876 -- valid
  Hemitilapia Boulenger, 1902 -- valid
  Hemitilapia oxyrhyncha Boulenger, 1902 -- valid
  Heniochus Cuvier, 1816 -- valid
  Henochilus Garman, 1890 -- valid
  Henochilus wheatlandii Garman, 1890 -- valid
  Hepsetia Bonaparte, 1836 -- invalid
  Hepsetus Swainson, 1838 -- valid
  Hepsetus odoe (Bloch, 1794) -- valid -- pike characid, pike characid
  Heraldia Paxton, 1975 -- valid
  Heraldia nocturna Paxton, 1975 -- valid
  Herichthys Baird and Girard, 1854 -- valid
  Herichthys bartoni (Bean, 1892) -- valid
  Herichthys bocourti (Vaillant and Pellegrin, 1902) -- invalid
  Herichthys carpintis (Jordan and Snyder, 1899) -- valid
  Herichthys cyanoguttatum Baird and Girard, 1854 -- valid
  Herichthys deppii (Heckel, 1840) -- valid
  Herichthys labridens (Pellegrin, 1903) -- valid
  Herichthys minckleyi (Kornfield and Taylor, 1983) -- valid
  Herichthys pantostictus (Taylor and Miller, 1983) -- valid
  Herichthys pearsei Hubbs, 1936 -- valid
  Herichthys steindachneri (Jordan and Snyder, 1899) -- valid
  Herichthys tamasopoensis Artigas Azas, 1993 -- valid
  Hermosilla Jenkins and Evermann, 1889 -- valid
  Hermosilla azurea Jenkins and Evermann, 1889 -- valid -- zebra perch, chopa bonita, zebraperch
  Heroina Kullander, 1996 -- valid
  Heroina isonycterina Kullander, 1996 -- valid
  Heros Heckel, 1840 -- valid
  Heros appendiculata (Castelnau, 1855) -- invalid
  Heros coryphaenoides Heckel, 1840 -- invalid
  Heros efasciatus Heckel, 1840 -- valid
  Heros managuensis Günther, 1867 -- invalid
  Heros multispinosus Günther, 1867 -- invalid
  Heros nigrofasciatus Günther, 1867 -- invalid
  Heros notatus (Jardine in Schomburgk, 1843) -- valid
  Heros octofasciatus Regan, 1903 -- invalid
  Heros salvini Günther, 1862 -- invalid
  Heros severus Heckel, 1840 -- valid -- banded cichlid, banded cichlid
  Heros spilurus Günther, 1862 -- invalid
  Heros spurius Heckel, 1840 -- valid
  Herotilapia Pellegrin, 1904 -- valid
  Herotilapia multispinosa (Günther, 1867) -- valid
  Herpetoichthys Kaup, 1856 -- valid
  Herpetoichthys fossatus (Myers and Wade, 1941) -- valid -- mustachioed snake eel, tieso bigotón
  Herpetoichthys regius (Richardson, 1848) -- invalid
  Heterandria Agassiz, 1853 -- valid -- least killifishes
  Heterandria anzuetoi Rosen and Bailey in Rosen, 1979 -- valid
  Heterandria attenuata Rosen and Bailey in Rosen, 1979 -- valid
  Heterandria bimaculata (Heckel, 1848) -- valid -- twospot livebearer, guatopote manchado, spottail killifish
  Heterandria cataractae Rosen, 1979 -- valid
  Heterandria dirempta Rosen, 1979 -- valid
  Heterandria formosa Girard, 1859 -- valid -- dwarf livebearer, least killifish
  Heterandria jonesii (Günther, 1874) -- valid -- barred killifish, guatopote listado
  Heterandria litoperas Rosen and Bailey in Rosen, 1979 -- valid
  Heterandria obliqua Rosen, 1979 -- valid
  Hetereleotris Bleeker, 1874 -- valid
  Hetereleotris apora (Hoese and Winterbottom, 1979) -- valid
  Hetereleotris bipunctata Tortonese, 1976 -- valid
  Hetereleotris caminata (Smith, 1958) -- valid
  Hetereleotris diademata (Rüppell, 1830) -- valid
  Hetereleotris georgegilli Gill, 1998 -- valid
  Hetereleotris kenyae Smith, 1958 -- valid
  Hetereleotris margaretae Hoese, 1986 -- valid
  Hetereleotris nebulofasciata (Smith, 1958) -- valid
  Hetereleotris poecila (Fowler, 1946) -- valid
  Hetereleotris tentaculata (Smith, 1958) -- valid
  Hetereleotris vinsoni Hoese, 1986 -- valid
  Hetereleotris vulgaris (Klunzinger, 1871) -- valid
  Hetereleotris zanzibarensis (Smith, 1958) -- valid
  Hetereleotris zonata (Fowler, 1934) -- valid
  Heterenchelys Regan, 1912 -- invalid
  Heteristius Myers and Wade, 1946 -- valid
  Heteristius cinctus (Osburn and Nichols, 1916) -- valid -- banded stargazer, miraestrellas vendada
  Heterocharax Eigenmann, 1912 -- valid
  Heterocharax leptogrammus Toledo-Piza, 2000 -- valid
  Heterocharax macrolepis Eigenmann, 1912 -- valid
  Heterocharax virgulatus Toledo-Piza, 2000 -- valid
  Heterocheirodon Malabarba, 1998 -- valid
  Heterocheirodon jacuiensis Malabarba and Bertaco, 1999 -- valid
  Heterocheirodon yatai (Casciotta, Miquelarena and Protogino, 1992) -- valid
  Heterochromis Regan, 1922 -- valid
  Heterochromis multidens (Pellegrin, 1900) -- valid
  Heteroclinus Castelnau, 1872 -- valid
  Heteroclinus adelaidae Castelnau, 1872 -- valid
  Heteroclinus antinectes (Günther, 1861) -- valid
  Heteroclinus eckloniae (McKay, 1970) -- valid
  Heteroclinus equiradiatus (Milward, 1960) -- valid
  Heteroclinus heptaeolus (Ogilby, 1885) -- valid
  Heteroclinus johnstoni (Saville-Kent, 1886) -- valid
  Heteroclinus macrophthalmus Hoese, 1976 -- valid
  Heteroclinus marmoratus (Klunzinger, 1872) -- valid
  Heteroclinus nasutus (Günther, 1861) -- valid
  Heteroclinus perspicillatus (Valenciennes in Cuvier and Valenciennes, 1836) -- valid
  Heteroclinus puellarum (Scott, 1955) -- valid
  Heteroclinus roseus (Günther, 1861) -- valid
  Heteroclinus tristis (Klunzinger, 1872) -- valid
  Heteroclinus whiteleggii (Ogilby, 1894) -- valid
  Heteroclinus wilsoni (Lucas, 1891) -- valid
  Heteroconger Bleeker, 1868 -- valid
  Heteroconger balteatus Castle and Randall, 1999 -- valid
  Heteroconger camelopardalis (Lubbock, 1980) -- valid
  Heteroconger canabus (Cowan and Rosenblatt, 1974) -- valid -- Cape garden eel, congrio del Cabo
  Heteroconger chapmani (Herre, 1923) -- valid
  Heteroconger cobra Böhlke and Randall, 1981 -- valid
  Heteroconger digueti (Pellegrin, 1923) -- valid -- Cortez garden eel, congrio de Cortés
  Heteroconger enigmaticus Castle and Randall, 1999 -- valid
  Heteroconger halis (Böhlke, 1957) -- invalid -- brown garden eel
  Heteroconger hassi (Klausewitz and Eibl-Eibesfeldt, 1959) -- valid
  Heteroconger klausewitzi (Eibl-Eibesfeldt and Köster, 1983) -- valid
  Heteroconger lentiginosus Böhlke and Randall, 1981 -- valid
  Heteroconger longissimus Günther, 1870 -- valid -- brown garden eel, congrio de jardín
  Heteroconger luteolus Smith, 1989 -- valid -- yellow garden eel
  Heteroconger obscurus (Klausewitz and Eibl-Eibesfeldt, 1959) -- valid
  Heteroconger pellegrini Castle, 1999 -- valid -- speckled garden eel, congrio pecoso
  Heteroconger perissodon Böhlke and Randall, 1981 -- valid
  Heteroconger polyzona Bleeker, 1868 -- valid
  Heteroconger taylori Castle and Randall, 1995 -- valid
  Heteroconger tomberua Castle and Randall, 1999 -- valid
  Heteroconger tricia Castle and Randall, 1999 -- valid
  Heterogobius Bleeker, 1874 -- valid
  Heterogobius chiloensis (Guichenot, 1848) -- valid
  Heterogramma borellii Regan, 1906 -- invalid
  Heterogramma steindachneri Regan, 1908 -- invalid
  Heteromormyrus Steindachner, 1866 -- valid
  Heteromormyrus pauciradiatus (Steindachner, 1866) -- valid
  Heterophallus Regan, 1914 -- invalid
  Heterophallus rachovii Regan, 1914 -- invalid -- rachow's livebearer, Coatzacoalcos gambusia, guayacón jarocho, rachow's livebearer
  Heteroplopomus Tomiyama, 1936 -- valid
  Heteroplopomus barbatus (Tomiyama, 1934) -- valid
  Heteropriacanthus Fitch and Crooke, 1984 -- valid
  Heteropriacanthus cruentatus (Lacepède, 1801) -- valid -- catalufa espinosa, glasseye snapper, catalufa roquera
  Heterostichus Girard, 1854 -- valid
  Heterostichus rostratus Girard, 1854 -- valid -- giant kelpfish, sargacero gigante
  Heterotis Rüppell, 1828 -- valid
  Heterotis niloticus (Cuvier, 1829) -- valid -- African bonytongue
  Hildebrandia Jordan and Evermann, 1927 -- invalid
  Hildebrandia flava (Goode and Bean, 1896) -- invalid -- yellow conger
  Hildebrandia gracilior (Ginsburg, 1951) -- invalid -- whiptail conger
  Hiodon Lesueur, 1818 -- valid -- mooneyes
  Hiodon alosoides (Rafinesque, 1819) -- valid -- goldeye, laquaiche aux yeux d'or
  Hiodon selenops Jordan and Bean in Jordan, 1877 -- invalid -- southern mooneye, southern mooneye
  Hiodon tergisus Lesueur, 1818 -- valid -- mooneye, laquaiche argentée
  Hippichthys Bleeker, 1849 -- valid -- river pipefishes
  Hippichthys cyanospilos (Bleeker, 1854) -- valid -- bluespeckled pipefish
  Hippichthys heptagonus Bleeker, 1849 -- valid
  Hippichthys parvicarinatus (Dawson, 1978) -- valid
  Hippichthys penicillus (Cantor, 1849) -- valid
  Hippichthys spicifer (Rüppell, 1838) -- valid -- bellybarred pipefish
  Hippocampus Rafinesque, 1810 -- valid -- seahorses
  Hippocampus abdominalis Lesson, 1827 -- valid -- large seahorse
  Hippocampus alatus Kuiter, 2001 -- valid
  Hippocampus algiricus Kaup, 1856 -- valid
  Hippocampus angustus Günther, 1870 -- valid
  Hippocampus barbouri Jordan and Richardson, 1908 -- valid
  Hippocampus bargibanti Whitley, 1970 -- valid
  Hippocampus biocellatus Kuiter, 2001 -- valid
  Hippocampus bleekeri Fowler, 1907 -- valid
  Hippocampus borboniensis Duméril, 1870 -- valid
  Hippocampus breviceps Peters, 1869 -- valid
  Hippocampus camelopardalis Bianconi, 1854 -- valid -- giraffe seahorse
  Hippocampus capensis Boulenger, 1900 -- valid -- Knysna seahorse
  Hippocampus colemani Kuiter, 2003 -- valid
  Hippocampus comes Cantor, 1849 -- valid
  Hippocampus coronatus Temminck and Schlegel, 1850 -- valid -- common japanese seahorse, horned seahorse
  Hippocampus dahli Ogilby, 1908 -- valid
  Hippocampus denise Lourie and Randall, 2003 -- valid
  Hippocampus erectus Perry, 1810 -- valid -- lined seahorse, spotted seahorse, caballito erecto, caballito estriado
  Hippocampus fisheri Jordan and Evermann, 1903 -- valid
  Hippocampus fuscus Rüppell, 1838 -- valid
  Hippocampus grandiceps Kuiter, 2001 -- valid
  Hippocampus guttulatus Cuvier, 1829 -- valid
  Hippocampus hendriki Kuiter, 2001 -- valid
  Hippocampus hippocampus (Linnaeus, 1758) -- valid -- seahorse
  Hippocampus histrix Kaup, 1856 -- valid -- thorny seahorse
  Hippocampus ingens Girard, 1858 -- valid -- Pacific giant seahorse, Pacific seahorse, caballito del Pacífico
  Hippocampus jayakari Boulenger, 1900 -- valid
  Hippocampus jugumus Kuiter, 2001 -- valid
  Hippocampus kampylotrachelos Bleeker, 1854 -- valid
  Hippocampus kelloggi Jordan and Snyder, 1901 -- valid
  Hippocampus kuda Bleeker, 1852 -- valid -- spotted seahorse, yellow seahorse
  Hippocampus lichtensteinii Kaup, 1856 -- valid
  Hippocampus minotaur Gomon, 1997 -- valid
  Hippocampus mohnikei Bleeker, 1853 -- valid
  Hippocampus montebelloensis Kuiter, 2001 -- valid
  Hippocampus multispinus Kuiter, 2001 -- valid
  Hippocampus planifrons Peters, 1877 -- valid -- lowcrowned seahorse, lowcrowned seahorse
  Hippocampus procerus Kuiter, 2001 -- valid
  Hippocampus queenslandicus Horne, 2001 -- valid
  Hippocampus reidi Ginsburg, 1933 -- valid -- longsnout seahorse, caballito narizon, caballito hocico largo
  Hippocampus semispinosus Kuiter, 2001 -- valid
  Hippocampus sindonis Jordan and Snyder, 1901 -- valid
  Hippocampus spinosissimus Weber, 1913 -- valid -- spiny seahorse
  Hippocampus subelongatus Castelnau, 1873 -- valid
  Hippocampus taeniopterus Bleeker, 1852 -- valid
  Hippocampus trimaculatus Leach in Leach and Nodder, 1814 -- valid -- longnose seahorse
  Hippocampus whitei Bleeker, 1855 -- valid
  Hippocampus zebra Whitley, 1964 -- valid
  Hippocampus zosterae Jordan and Gilbert, 1882 -- valid -- dwarf seahorse, little seahorse, pygmy seahorse, caballito oliváceo, caballito enano
  Hippopotamyrus Pappenheim, 1906 -- valid
  Hippopotamyrus aelsbroecki (Poll, 1945) -- valid
  Hippopotamyrus ansorgii (Boulenger, 1905) -- valid
  Hippopotamyrus batesii (Boulenger, 1906) -- valid
  Hippopotamyrus castor Pappenheim, 1906 -- valid
  Hippopotamyrus discorhynchus (Peters, 1852) -- valid
  Hippopotamyrus grahami (Norman, 1928) -- valid
  Hippopotamyrus harringtoni (Boulenger, 1905) -- valid
  Hippopotamyrus macrops (Boulenger, 1909) -- valid
  Hippopotamyrus macroterops (Boulenger, 1920) -- valid
  Hippopotamyrus pappenheimi (Boulenger, 1910) -- valid
  Hippopotamyrus paugyi Lévêque and Bigorne, 1985 -- valid
  Hippopotamyrus pictus (Marcusen, 1864) -- valid
  Hippopotamyrus psittacus (Boulenger, 1897) -- valid
  Hippopotamyrus retrodorsalis (Nichols and Griscom, 1917) -- valid
  Hippopotamyrus smithersi (Määr, 1962) -- valid
  Hippopotamyrus weeksii (Boulenger, 1902) -- valid
  Hippopotamyrus wilverthi (Boulenger, 1898) -- valid
  Hipposcarus Smith, 1956 -- valid
  Hipposcarus harid (Forsskål, 1775) -- valid -- redlined parrotfish
  Hipposcarus longiceps (Valenciennes in Cuvier and Valenciennes, 1840) -- valid
  Hirculops Smith, 1959 -- valid
  Hirculops cornifer (Rüppell, 1830) -- valid
  Hirculops cornifer cornifer (Rüppell, 1830) -- invalid
  Hirculops cornifer menos Smith, 1959 -- invalid -- highbrow rockskipper, highbrow rockskipper
  Hirundichthys Breder, 1928 -- valid
  Hirundichthys (Danichthys) Brunn, 1934 -- invalid
  Hirundichthys affinis (Günther, 1866) -- valid -- fourwing flyingfish, volador golondrina, volador de 4 alas
  Hirundichthys albimaculatus (Fowler, 1934) -- valid
  Hirundichthys coromandelensis (Hornell, 1923) -- valid
  Hirundichthys marginatus (Nichols and Breder, 1928) -- valid -- bladewing flyingfish, volador ala navaja
  Hirundichthys oxycephalus (Bleeker, 1852) -- valid
  Hirundichthys rondeleti (Valenciennes in Cuvier and Valenciennes, 1847) -- invalid
  Hirundichthys rondeletii (Valenciennes in Cuvier and Valenciennes, 1847) -- valid -- blackwing flyingfish, brownwinged flyingfish, nonsuch flyingfish, volador de alas negras, volador ala negra
  Hirundichthys socotranus (Steindachner, 1902) -- valid
  Hirundichthys speculiger (Valenciennes in Cuvier and Valenciennes, 1847) -- valid -- mirrorwing flyingfish, volador espejo
  Hispidoberyx Kotlyar, 1981 -- valid
  Hispidoberyx ambagiosus Kotlyar, 1981 -- valid
  Histiobranchus Gill, 1883 -- valid
  Histiobranchus bathybius (Günther, 1877) -- valid -- deepwater cutthroat eel
  Histiobranchus bruuni Castle, 1964 -- valid
  Histiobranchus infernalis Gill, 1883 -- invalid
  Histiodraco Regan, 1914 -- valid
  Histiodraco velifer (Regan, 1914) -- valid
  Histiogamphelus McCulloch, 1914 -- valid
  Histiogamphelus briggsii McCulloch, 1914 -- valid
  Histiogamphelus cristatus (Macleay, 1881) -- valid
  Histiopterus Temminck and Schlegel, 1844 -- valid
  Histiopterus recurvirostris Richardson, 1845 -- invalid -- richardson's boarfish, Richardson's boarfish
  Histiopterus spinifer Gilchrist, 1904 -- invalid -- sailfin armorhead, sailfin armorhead
  Histiopterus typus Temminck and Schlegel, 1844 -- valid
  Holacanthus Lacepède, 1802 -- valid -- angelfishes
  Holacanthus albofasciatus Tanaka, 1909 -- valid
  Holacanthus amiralis Cuvier, 1829 -- invalid
  Holacanthus aruset Lacepède, 1802 -- invalid
  Holacanthus asfur (Forsskål, 1775) -- invalid
  Holacanthus bermudensis Goode, 1876 -- valid -- blue angelfish, isabelita azul, chabelita azul
  Holacanthus bispinosus Günther, 1860 -- invalid
  Holacanthus ciliaris (Linnaeus, 1758) -- valid -- queen angelfish, isabelita reina, ángel reina
  Holacanthus coeruleus Cuvier in Cuvier and Valenciennes, 1831 -- invalid
  Holacanthus cyanotis Günther, 1860 -- invalid
  Holacanthus darwiniensis Saville-Kent, 1889 -- invalid
  Holacanthus flavissimus Cuvier in Cuvier and Valenciennes, 1831 -- invalid
  Holacanthus haddaja Cuvier in Cuvier and Valenciennes, 1831 -- invalid
  Holacanthus lasti von Bonde, 1934 -- valid
  Holacanthus lineatus Rüppell, 1830 -- invalid
  Holacanthus loriculus Günther, 1874 -- invalid
  Holacanthus lunatus Blosser, 1909 -- invalid
  Holacanthus luteolus Cuvier in Cuvier and Valenciennes, 1831 -- invalid
  Holacanthus monophthalmus Kner, 1867 -- invalid
  Holacanthus multifasciatus Smith and Radcliff, 1911 -- invalid
  Holacanthus ocularis Peters, 1868 -- invalid
  Holacanthus rodriquesi von Bonde, 1934 -- valid
  Holacanthus somervillii Regan, 1908 -- valid
  Holacanthus sphynx De Vis, 1884 -- invalid
  Holacanthus tenigab Montrouzier, 1857 -- valid
  Holacanthus tricolor (Bloch, 1795) -- valid -- vaqueta de dos colores, rock beauty, chabelita tricolor
  Holacanthus uniocellatus Borodin, 1932 -- invalid
  Holacanthus venustus Yasuda and Tominaga, 1969 -- invalid
  Holanthias Günther, 1868 -- valid
  Holanthias borbonius (Valenciennes in Cuvier and Valenciennes, 1828) -- valid
  Holanthias caudalis Trunov, 1976 -- valid
  Holanthias caudicinctus Heemstra and Randall, 1986 -- valid
  Holanthias chrysostictus (Günther, 1872) -- valid
  Holanthias flagris (Yoshino and Araga in Masuda, Araga and Yoshino, 1975) -- valid
  Holanthias fronticinctus Günther, 1868 -- valid
  Holanthias katayamai Randall, Maugé and Plessis, 1979 -- valid
  Holanthias kingyo Kon, Yoshino and Sakurai, 2000 -- valid
  Holanthias natalensis (Fowler, 1925) -- valid
  Holanthias perumali Talwar, 1976 -- valid
  Holanthias rhodopeplus (Günther, 1872) -- valid
  Holanthias sechurae Barton, 1947 -- invalid
  Holanthias tapui Randall, Maugé and Plessis, 1979 -- valid
  Holanthias unimaculatus (Tanaka, 1917) -- valid
  Holapogon Fraser, 1973 -- valid
  Holapogon maximus (Boulenger, 1888) -- valid
  Hollandichthys Eigenmann, 1910 -- valid
  Hollandichthys multifasciatus (Eigenmann and Norris, 1900) -- valid
  Holocentrum leo Cuvier, 1829 -- invalid
  Holocentrus adscensionis (Osbeck, 1765) -- valid -- squirrelfish, candil de vidrio, carajuelo de ascención
  Holocentrus ascensionis (Osbeck, 1765) -- invalid
  Hologymnosus longipes (Günther, 1862) -- valid
  Hologymnosus rhodonotus Randall and Yamakawa, 1988 -- valid
  Holotrachys Günther, 1874 -- invalid
  Hoplarchus Kaup, 1860 -- valid
  Hoplarchus psittacus (Heckel, 1840) -- valid
  Hoplegnathus Richardson, 1844 -- invalid
  Hoplerythrinus Gill, 1896 -- valid
  Hoplerythrinus cinereus (Gill, 1858) -- valid
  Hoplerythrinus gronovii (Valenciennes in Cuvier and Valenciennes, 1847) -- valid
  Hoplerythrinus unitaeniatus (Spix and Agassiz, 1829) -- valid
  Hoplias Gill, 1903 -- valid
  Hoplias aimara (Valenciennes in Cuvier and Valenciennes, 1847) -- valid
  Hoplias brasiliensis (Spix and Agassiz, 1829) -- valid
  Hoplias lacerdae Miranda Ribeiro, 1908 -- valid
  Hoplias macrophthalmus (Pellegrin, 1907) -- valid
  Hoplias malabaricus (Bloch, 1794) -- valid -- tigerfish, trahira
  Hoplias microcephalus (Agassiz in Spix and Agassiz, 1829) -- valid
  Hoplias microlepis (Günther, 1864) -- valid
  Hoplias patana (Valenciennes in Cuvier and Valenciennes, 1847) -- valid
  Hoplias teres (Valenciennes in Cuvier and Valenciennes, 1847) -- valid
  Hoplocharax Géry, 1966 -- valid
  Hoplocharax goethei Géry, 1966 -- valid
  Hoplolatilus Günther, 1887 -- valid
  Hoplolatilus chlupatyi Klausewitz, McCosker, Randall and Zetzsche, 1978 -- valid
  Hoplolatilus cuniculus Randall and Dooley, 1974 -- valid
  Hoplolatilus fourmanoiri Smith, 1964 -- valid
  Hoplolatilus fronticinctus (Günther, 1887) -- valid
  Hoplolatilus geo Fricke and Kacher, 1982 -- valid
  Hoplolatilus luteus Allen and Kuiter, 1989 -- valid
  Hoplolatilus marcosi Burgess, 1978 -- valid
  Hoplolatilus oreni (Clark and Ben-Tuvia, 1973) -- valid
  Hoplolatilus pohle Earle and Pyle, 1997 -- valid
  Hoplolatilus purpureus Burgess, 1978 -- valid
  Hoplolatilus starcki Randall and Dooley, 1974 -- valid
  Hoplopagrus Gill, 1861 -- valid
  Hoplopagrus guentherii Gill, 1862 -- valid -- striped pargo, Mexican barred snapper, pargo coconaco, Barred Pargo, vivaneau mexicain
  Hoplopagrus guntheri Gill, 1862 -- invalid -- striped pargo, Mexican barred snapper
  Hoplotilapia Hilgendorf, 1888 -- valid
  Hoplotilapia retrodens (Hilgendorf, 1888) -- valid
  Hoplunnis Kaup, 1860 -- valid
  Hoplunnis diomediana Goode and Bean, 1896 -- valid -- blacktail pike-conger, blacktail pikeconger, serpentina albatros
  Hoplunnis diomedianus Goode and Bean, 1896 -- invalid -- blacktail pike-conger
  Hoplunnis macrura Ginsburg, 1951 -- valid -- freckled pike-conger, silver conger, serpentina cola grande, freckled pikeconger
  Hoplunnis macrurus Ginsburg, 1951 -- invalid -- freckled pike-conger, silver conger
  Hoplunnis megista Smith and Kanazawa in Smith, 1989 -- valid
  Hoplunnis pacifica Lane and Stewart, 1968 -- valid -- silver pikeconger, serpentina plateada
  Hoplunnis punctata Regan, 1915 -- valid
  Hoplunnis schmidti Kaup, 1860 -- valid
  Hoplunnis sicarius (Garman, 1899) -- valid
  Hoplunnis similis Smith, 1989 -- valid
  Hoplunnis tenuis Ginsburg, 1951 -- valid -- spotted pike-conger, congrio colilargo, serpentina dientona, spotted pikeconger
  Horaichthys Kulkarni, 1940 -- valid
  Horaichthys setnai Kulkarni, 1940 -- valid -- Malabar ricefish
  Howella Ogilby, 1899 -- valid
  Howella brodiei Ogilby, 1899 -- valid -- pelagic basslet
  Howella brodiei atlantica Post and Quéro, 1991 -- invalid
  Howella pammelas (Heller and Snodgrass, 1903) -- valid
  Howella parini Fedoryako, 1976 -- valid
  Howella sherborni (Norman, 1930) -- valid -- glyrna, Sherborn's cardinalfish
  Howella zina Fedoryako, 1976 -- valid -- togekushi sumikui-uo
  Hubbesia Jordan, 1919 -- invalid
  Hubbsiella Breder, 1936 -- invalid
  Hubbsina de Buen, 1940 -- invalid
  Hubbsina turneri de Buen, 1940 -- invalid -- Turner's hochlandkarpfling, highland splitfin, mexcalpique michoacano
  Hydrocynus Cuvier, 1816 -- valid
  Hydrocynus brevis (Günther, 1864) -- valid
  Hydrocynus forskahlii (Cuvier, 1819) -- valid
  Hydrocynus goliath (Boulenger, 1898) -- valid
  Hydrocynus tanzaniae Brewster, 1986 -- valid
  Hydrocynus vittatus Castelnau, 1861 -- valid
  Hydrolycus Müller and Troschel, 1844 -- valid
  Hydrolycus armatus (Jardine and Schomburgk in Schomburgk, 1841) -- valid
  Hydrolycus pectoralis (Günther, 1866) -- invalid
  Hydrolycus scomberoides (Cuvier, 1819) -- valid
  Hydrolycus tatauaia Toledo-Piza, Menezes and dos Santos, 1999 -- valid
  Hydrolycus wallacei Toledo-Piza, Menezes and dos Santos, 1999 -- valid
  Hygophum reinhardti (Lütken, 1892) -- invalid
  Hygophum reinhardtii (Lütken, 1892) -- valid
  Hylopanchax Poll and Lambert, 1965 -- valid
  Hylopanchax silvestris (Poll and Lambert, 1958) -- valid
  Hylopanchax stictopleuron (Fowler, 1949) -- valid -- blue lampeye
  Hyperoglyphe Günther, 1859 -- valid
  Hyperoglyphe antarctica (Carmichael, 1819) -- valid -- antarctic butterfish, Antarctic butterfish
  Hyperoglyphe bythites (Ginsburg, 1954) -- valid -- black driftfish
  Hyperoglyphe japonica (Döderlein in Steindachner and Döderlein, 1884) -- valid
  Hyperoglyphe macrophthalma (Miranda Ribeiro, 1915) -- valid
  Hyperoglyphe matthewsi (Smith, 1960) -- invalid -- striped butterfish, striped butterfish
  Hyperoglyphe moselii (Cunningham, 1910) -- invalid
  Hyperoglyphe perciformis (Mitchill, 1818) -- valid -- barrelfish
  Hyperoglyphe pringlei (Smith, 1949) -- valid -- black butterfish, black butterfish
  Hyperopisus Gill, 1862 -- valid
  Hyperopisus bebe (Lacepède, 1803) -- valid
  Hyperopisus bebe bebe (Lacepède, 1803) -- valid
  Hyperopisus bebe occidentalis Günther, 1866 -- valid
  Hyperoplus Günther, 1862 -- valid
  Hyperoplus immaculatus (Corbin, 1950) -- valid -- Corbin's sand eel
  Hyperoplus lanceolatus (Le Sauvage, 1824) -- valid -- greater sand eel
  Hyperprosopon Gibbons, 1854 -- valid -- walleyed surffishes
  Hyperprosopon anale Agassiz, 1861 -- valid -- spotfin surfperch, mojarra aletimanchada
  Hyperprosopon argenteum Gibbons, 1854 -- valid -- walleye surfperch, mojarra ojona
  Hyperprosopon ellipticum (Gibbons, 1854) -- valid -- silver surfperch, mojarra ovalada
  Hyphalophis McCosker and Böhlke, 1982 -- valid
  Hyphalophis devius McCosker and Böhlke, 1982 -- valid -- flabby snake eel
  Hyphessobrycon Durbin in Eigenmann, 1908 -- valid
  Hyphessobrycon agulha Fowler, 1913 -- valid
  Hyphessobrycon albolineatum Fernández-Yépez, 1950 -- valid
  Hyphessobrycon amandae Géry and Uj, 1987 -- valid
  Hyphessobrycon amapaensis Zarske and Géry, 1998 -- valid
  Hyphessobrycon anisitsi (Eigenmann in Eigenmann and Ogle, 1907) -- valid
  Hyphessobrycon arianae Uj and Géry, 1989 -- valid
  Hyphessobrycon axelrodi (Travassos, 1959) -- valid
  Hyphessobrycon balbus Myers, 1927 -- valid
  Hyphessobrycon bentosi Durbin in Eigenmann, 1908 -- valid
  Hyphessobrycon bifasciatus Ellis, 1911 -- valid -- yellow tetra, yellow tetra
  Hyphessobrycon boulengeri (Eigenmann in Eigenmann and Ogle, 1907) -- valid
  Hyphessobrycon cachimbensis Travassos, 1964 -- valid
  Hyphessobrycon catableptus (Durbin, 1909) -- valid
  Hyphessobrycon coelestinus Myers in Eigenmann and Myers, 1929 -- valid
  Hyphessobrycon columbianus Zarske and Géry, 2002 -- valid
  Hyphessobrycon compressus (Meek, 1904) -- valid -- Maya tetra, sardinita plateada
  Hyphessobrycon condotensis Regan, 1913 -- valid
  Hyphessobrycon copelandi Durbin in Eigenmann, 1908 -- valid -- Copeland's tetra
  Hyphessobrycon diancistrus Weitzman, 1977 -- valid
  Hyphessobrycon duragenys Ellis, 1911 -- valid
  Hyphessobrycon ecuadorensis (Eigenmann, 1915) -- valid
  Hyphessobrycon ecuadoriensis Eigenmann and Henn in Eigenmann, Henn and Wilson, 1914 -- valid
  Hyphessobrycon eilyos Lima and Moreira, 2003 -- valid
  Hyphessobrycon elachys Weitzman, 1984 -- valid
  Hyphessobrycon eos Durbin, 1909 -- valid
  Hyphessobrycon epicharis Weitzman and Palmer, 1997 -- valid
  Hyphessobrycon eques (Steindachner, 1882) -- valid
  Hyphessobrycon erythrostigma (Fowler, 1943) -- valid -- bleeding heart tetra, bleeding heart tetra
  Hyphessobrycon fernandezi Fernández-Yépez, 1972 -- valid
  Hyphessobrycon flammeus Myers, 1924 -- valid -- flame tetra, red tetra, flame tetra, red tetra
  Hyphessobrycon frankei Zarske and Géry, 1997 -- valid
  Hyphessobrycon georgettae Géry, 1961 -- valid
  Hyphessobrycon gracilior Géry, 1964 -- valid
  Hyphessobrycon gracilis (Lütken, 1875) -- invalid
  Hyphessobrycon griemi Hoedeman, 1957 -- valid -- Griem's tetra
  Hyphessobrycon guarani Mahnert and Géry, 1987 -- valid
  Hyphessobrycon haraldschultzi Travassos, 1960 -- valid
  Hyphessobrycon hasemani Fowler, 1913 -- valid
  Hyphessobrycon heliacus Moreira, Landim and Costa, 2002 -- valid
  Hyphessobrycon herbertaxelrodi Géry, 1961 -- valid -- black neon, black neon
  Hyphessobrycon heteresthes (Ulrey, 1894) -- valid
  Hyphessobrycon heterorhabdus (Ulrey, 1894) -- valid -- flag tetra, flag tetra
  Hyphessobrycon hildae Fernández-Yépez, 1950 -- valid
  Hyphessobrycon igneus Miquelarena, Menni, Lopez and Casciotta, 1980 -- valid
  Hyphessobrycon iheringi Fowler, 1941 -- valid
  Hyphessobrycon inconstans (Eigenmann and Ogle, 1907) -- valid
  Hyphessobrycon itaparicensis Lima and Costa, 2001 -- valid
  Hyphessobrycon langeanii Lima and Moreira, 2003 -- valid
  Hyphessobrycon latus Fowler, 1941 -- valid
  Hyphessobrycon loretoensis Ladiges, 1938 -- valid -- loreto tetra, loreto tetra
  Hyphessobrycon loweae Costa and Géry, 1994 -- valid
  Hyphessobrycon luetkenii (Boulenger, 1887) -- valid
  Hyphessobrycon maculicauda Ahl, 1936 -- valid
  Hyphessobrycon megalopterus (Eigenmann, 1915) -- valid
  Hyphessobrycon melanopleurus Ellis, 1911 -- valid
  Hyphessobrycon melasemeion Fowler, 1945 -- valid
  Hyphessobrycon melazonatus Durbin in Eigenmann, 1908 -- valid
  Hyphessobrycon meridionalis Ringuelet, Miquelarena and Menni, 1978 -- valid
  Hyphessobrycon metae Eigenmann and Henn, 1914 -- valid
  Hyphessobrycon micropterus (Eigenmann, 1915) -- valid
  Hyphessobrycon milleri Durbin in Eigenmann, 1908 -- valid
  Hyphessobrycon minimus Durbin, 1909 -- valid -- dwarf tetra, dwarf tetra
  Hyphessobrycon minor Durbin, 1909 -- valid
  Hyphessobrycon moniliger Moreira, Lima and Costa, 2002 -- valid
  Hyphessobrycon mutabilis Costa and Géry, 1994 -- valid
  Hyphessobrycon negodagua Lima and Gerhard, 2001 -- valid
  Hyphessobrycon panamensis Durbin in Eigenmann, 1908 -- valid
  Hyphessobrycon parvellus Ellis, 1911 -- valid
  Hyphessobrycon peruvianus Ladiges, 1938 -- valid
  Hyphessobrycon piabinhas Fowler, 1941 -- valid
  Hyphessobrycon poecilioides Eigenmann, 1913 -- valid
  Hyphessobrycon procerus Mahnert and Géry, 1987 -- valid
  Hyphessobrycon proteus Eigenmann, 1913 -- valid
  Hyphessobrycon pulchripinnis Ahl, 1937 -- valid -- lemon tetra, lemon tetra
  Hyphessobrycon pyrrhonotus Burgess, 1993 -- valid
  Hyphessobrycon pytai Géry and Mahnert, 1993 -- valid
  Hyphessobrycon reticulatus Ellis, 1911 -- valid -- netted tetra, netted tetra
  Hyphessobrycon robustulus (Cope, 1870) -- valid
  Hyphessobrycon rosaceus Durbin, 1909 -- valid
  Hyphessobrycon roseus (Géry, 1960) -- valid
  Hyphessobrycon saizi Géry, 1964 -- valid
  Hyphessobrycon santae (Eigenmann in Eigenmann and Ogle, 1907) -- valid
  Hyphessobrycon savagei Bussing, 1967 -- valid
  Hyphessobrycon schauenseei Fowler, 1926 -- valid
  Hyphessobrycon scholzei Ahl, 1937 -- valid
  Hyphessobrycon scutulatus Lucena, 2003 -- valid
  Hyphessobrycon simulatus (Géry, 1960) -- valid
  Hyphessobrycon socolofi Weitzman, 1977 -- valid
  Hyphessobrycon sovichthys Schultz, 1944 -- valid
  Hyphessobrycon stegemanni Géry, 1961 -- valid
  Hyphessobrycon stramineus Durbin in Eigenmann, 1918 -- valid
  Hyphessobrycon sweglesi (Géry, 1961) -- valid
  Hyphessobrycon takasei Géry, 1964 -- valid
  Hyphessobrycon taurocephalus Ellis, 1911 -- valid
  Hyphessobrycon tenuis Géry, 1964 -- valid
  Hyphessobrycon tortuguerae Böhlke, 1958 -- valid
  Hyphessobrycon tropis Géry, 1963 -- valid
  Hyphessobrycon tukunai Géry, 1965 -- valid
  Hyphessobrycon uruguayensis (Fowler, 1943) -- valid
  Hyphessobrycon vilmae Géry, 1966 -- valid
  Hyphessobrycon wajat Almirón and Casciotta, 1999 -- valid
  Hyphessobrycon weitzmanorum Lima and Moreira, 2003 -- valid
  Hyphessobrycon werneri Géry and Uj, 1987 -- valid
  Hypleurochilus Gill, 1861 -- valid
  Hypleurochilus aequipinnis (Günther, 1861) -- valid -- oyster blenny, blenio ostra
  Hypleurochilus bananensis (Poll, 1959) -- valid
  Hypleurochilus bermudensis Beebe and Tee-van, 1933 -- valid -- barred blenny, borracho de barras
  Hypleurochilus caudovittatus Bath, 1994 -- valid -- zebratail blenny
  Hypleurochilus fissicornis (Quoy and Gaimard, 1824) -- valid
  Hypleurochilus geminatus (Wood, 1825) -- valid -- crested blenny, blenio crestado
  Hypleurochilus langi (Fowler, 1923) -- valid
  Hypleurochilus multifilis (Girard, 1858) -- valid -- borracho plumero, featherduster blenny
  Hypleurochilus pseudoaequipinnis Bath, 1994 -- valid -- borracho ostionero, oyster blenny
  Hypleurochilus springeri Randall, 1966 -- valid -- orangespotted blenny
  Hypoatherina Schultz, 1948 -- valid
  Hypoatherina barnesi Schultz in Schultz et al., 1953 -- valid
  Hypoatherina crenolepis (Schultz in Schultz et al., 1953) -- valid
  Hypoatherina harringtonensis (Goode, 1877) -- valid -- reef silverside, tinícalo de arrecife, catacuche
  Hypoatherina ovalaua (Herre, 1935) -- valid
  Hypoatherina temminckii (Bleeker, 1853) -- valid
  Hypoatherina tropicalis (Whitley, 1948) -- valid
  Hypoatherina tsurugae (Jordan and Starks, 1901) -- valid
  Hypoatherina valenciennei (Bleeker, 1853) -- valid
  Hypoatherina woodwardi (Jordan and Starks, 1901) -- valid
  Hypobrycon Malabarba and Malabarba, 1994 -- valid
  Hypobrycon leptorhynchus da Silva and Malabarba, 1996 -- valid
  Hypobrycon maromba Malabarba and Malabarba, 1994 -- valid
  Hypobrycon poi Almirón, Casciotta, Azpelicueta and Cione, 2001 -- valid
  Hypoplectrodes Gill, 1862 -- valid
  Hypoplectrodes annulatus (Günther, 1859) -- valid
  Hypoplectrodes cardinalis Allen and Randall, 1990 -- valid
  Hypoplectrodes huntii (Hector, 1875) -- valid
  Hypoplectrodes jamesoni Ogilby, 1908 -- valid
  Hypoplectrodes maccullochi (Whitley, 1929) -- valid
  Hypoplectrodes nigroruber (Cuvier in Cuvier and Valenciennes, 1828) -- valid
  Hypoplectrodes semicinctum (Valenciennes in Cuvier and Valenciennes, 1833) -- valid
  Hypoplectrodes wilsoni (Allen and Moyer, 1980) -- valid
  Hypoplectrus Gill, 1861 -- valid
  Hypoplectrus aberrans Poey, 1868 -- valid -- vaca de vientre amarillo, yellowbelly hamlet
  Hypoplectrus chlorurus (Cuvier in Cuvier and Valenciennes, 1828) -- valid -- vaca de cola amarilla, yellowtail hamlet
  Hypoplectrus gemma Goode and Bean, 1882 -- valid -- blue hamlet
  Hypoplectrus gummigutta (Poey, 1851) -- valid
  Hypoplectrus guttavarius (Poey, 1852) -- valid -- golden hamlet, vaca dorada, shy hamlet
  Hypoplectrus indigo (Poey, 1851) -- valid -- indigo hamlet, vaca añil
  Hypoplectrus lamprurus (Jordan and Gilbert, 1882) -- valid
  Hypoplectrus nigricans (Poey, 1852) -- valid -- black hamlet, vaca negra, mero carbonero
  Hypoplectrus providencianus Acero P. and Garzón-Ferreira, 1994 -- valid
  Hypoplectrus puella (Cuvier in Cuvier and Valenciennes, 1828) -- valid -- barred hamlet, vaca barreada, mero barril
  Hypoplectrus unicolor (Walbaum, 1792) -- valid -- butter hamlet, vaca blanca, mero mantequilla
  Hypopomus Gill, 1864 -- valid
  Hypopomus artedi (Kaup, 1856) -- valid
  Hypopterus Gill, 1861 -- valid
  Hypopterus macropterus (Günther, 1859) -- valid
  Hypoptychus Steindachner, 1880 -- valid
  Hypoptychus dybowskii Steindachner, 1880 -- valid
  Hypopygus Hoedeman, 1962 -- valid
  Hypopygus lepturus Hoedeman, 1962 -- valid
  Hypopygus neblinae Mago-Leccia, 1994 -- valid
  Hyporhamphus Gill, 1859 -- valid -- halfbeaks
  Hyporhamphus (Hyporhamphus) Gill, 1859 -- valid
  Hyporhamphus (Reporhamphus) Whitley, 1931 -- valid
  Hyporhamphus acutus (Günther, 1872) -- valid -- Pacific halfbeak
  Hyporhamphus acutus acutus (Günther, 1871) -- valid
  Hyporhamphus acutus pacificus (Steindachner, 1900) -- valid
  Hyporhamphus affinis (Günther, 1866) -- valid
  Hyporhamphus australis (Steindachner, 1866) -- valid -- Eastern Sea garfish
  Hyporhamphus balinensis (Bleeker, 1859) -- valid
  Hyporhamphus brederi (Fernández-Yépez, 1948) -- valid
  Hyporhamphus capensis (Thominot, 1886) -- valid -- Knysna halfbeak
  Hyporhamphus delagoae (Barnard, 1925) -- invalid -- Delagoa halfbeak
  Hyporhamphus dussumieri (Valenciennes in Cuvier and Valenciennes, 1847) -- valid -- Red Sea halfbeak
  Hyporhamphus erythrorinchus (Lesueur, 1821) -- valid
  Hyporhamphus gaimardi (Valenciennes in Cuvier and Valenciennes, 1847) -- invalid -- Gaimard's halfbeak
  Hyporhamphus gamberur (Rüppell, 1837) -- valid
  Hyporhamphus gernaerti (Valenciennes in Cuvier and Valenciennes, 1847) -- valid
  Hyporhamphus gilli Meek and Hildebrand, 1923 -- valid -- choelo halfbeak, pajarito cholo
  Hyporhamphus hildebrandi Jordan and Evermann, 1927 -- invalid
  Hyporhamphus ihi Phillipps, 1932 -- valid -- garfish
  Hyporhamphus improvisus (Smith, 1933) -- valid -- shortfin halfbeak, shortfin halfbeak
  Hyporhamphus intermedius (Cantor, 1842) -- valid -- sea garfish
  Hyporhamphus knysnaensis (Smith, 1933) -- invalid
  Hyporhamphus laticeps (Günther, 1866) -- invalid
  Hyporhamphus limbatus (Valenciennes in Cuvier and Valenciennes, 1847) -- valid
  Hyporhamphus meeki Banford and Collette, 1993 -- valid -- American halfbeak, agujeta flaca, false silverstripe halfbeak, Meek's halfbeak
  Hyporhamphus melanochir (Valenciennes in Cuvier and Valenciennes, 1847) -- valid -- dusky sea garfish, dusky sea garfish
  Hyporhamphus melanopterus Collette and Parin, 1978 -- valid
  Hyporhamphus mexicanus Alvarez, 1959 -- valid -- Mexican halfbeak, pajarito mexicano
  Hyporhamphus naos Banford and Collette, 2001 -- valid -- Pacific silverstripe halfbeak, pajarito blanco del Pacífico
  Hyporhamphus neglectissimus Parin, Collette and Shcherbachev, 1980 -- valid
  Hyporhamphus neglectus (Bleeker, 1866) -- valid
  Hyporhamphus pacificus (Steindachner, 1900) -- invalid
  Hyporhamphus paucirastris Collette and Parin, 1978 -- valid
  Hyporhamphus picarti (Valenciennes in Cuvier and Valenciennes, 1847) -- valid
  Hyporhamphus quoyi (Valenciennes in Cuvier and Valenciennes, 1847) -- valid -- shortnosed garfish, shortnosed garfish
  Hyporhamphus regularis (Günther, 1866) -- valid -- river garfish
  Hyporhamphus regularis ardelio (Whitley, 1931) -- valid -- Eastern river garfish
  Hyporhamphus regularis regularis (Günther, 1866) -- valid -- Western river garfish
  Hyporhamphus roberti (Valenciennes in Cuvier and Valenciennes, 1847) -- valid -- common halfbeak, common halfbeak, scissors
  Hyporhamphus roberti hildebrandi Jordan and Evermann, 1927 -- valid
  Hyporhamphus roberti roberti (Valenciennes in Cuvier and Valenciennes, 1847) -- valid
  Hyporhamphus rosae (Jordan and Gilbert, 1880) -- valid -- California halfbeak, pajarito californiano
  Hyporhamphus sajori (Temminck and Schlegel, 1846) -- valid -- Japanese halfbeak
  Hyporhamphus sindensis (Regan, 1905) -- valid
  Hyporhamphus snyderi Meek and Hildebrand, 1923 -- valid -- pajarito choca, skipper halfbeak
  Hyporhamphus taiwanensis Collette and Su, 1986 -- valid
  Hyporhamphus unicuspis Collette and Parin, 1978 -- valid
  Hyporhamphus unifasciatus (Ranzani, 1841) -- valid -- halfbeak, silverstripe halfbeak, Atlantic silverstripe halfbeak, pajarito blanco del Atlántico, escribano
  Hyporhamphus xanthopterus (Valenciennes in Cuvier and Valenciennes, 1847) -- valid -- redtipped halfbeak, redtipped halfbeak
  Hyporhamphus yuri Collette and Parin, 1978 -- valid
  Hypselecara Kullander, 1986 -- valid
  Hypselecara coryphaenoides (Heckel, 1840) -- valid -- chocolate cichlid
  Hypselecara temporalis (Günther, 1862) -- valid
  Hypseleotris Gill, 1863 -- valid -- prigis
  Hypseleotris aurea (Shipway, 1950) -- valid
  Hypseleotris compressa (Krefft, 1864) -- valid
  Hypseleotris compressocephalus (Chen in Chen and Zheng, 1985) -- valid
  Hypseleotris cyprinoides (Valenciennes in Cuvier and Valenciennes, 1837) -- valid -- green prigi
  Hypseleotris dayi Smith, 1950 -- valid
  Hypseleotris ejuncida Hoese and Allen in Allen, 1982 -- valid
  Hypseleotris galii (Ogilby, 1898) -- valid
  Hypseleotris guentheri (Bleeker, 1875) -- valid -- rainbow prigi
  Hypseleotris kimberleyensis Hoese and Allen in Allen, 1982 -- valid
  Hypseleotris klunzingeri (Ogilby, 1898) -- valid
  Hypseleotris leuciscus (Bleeker, 1853) -- valid
  Hypseleotris regalis Hoese and Allen in Allen, 1982 -- valid
  Hypselognathus Whitley, 1948 -- valid
  Hypselognathus horridus Dawson and Glover, 1982 -- valid
  Hypselognathus rostratus (Waite and Hale, 1921) -- valid
  Hypsicometes gobioides Goode, 1880 -- invalid
  Hypsoblennius Gill, 1861 -- valid
  Hypsoblennius brevipinnis (Günther, 1861) -- valid -- barnaclebill blenny, borracho vacilón
  Hypsoblennius caulopus (Gilbert in Jordan and Evermann, 1898) -- valid
  Hypsoblennius digueti Chabanaud, 1943 -- valid
  Hypsoblennius exstochilus Böhlke, 1959 -- valid -- longhorn blenny, blenio cornudo, longhorn blenny
  Hypsoblennius gentilis (Girard, 1854) -- valid -- bay blenny, borracho de bahía
  Hypsoblennius gilberti (Jordan, 1882) -- valid -- rockpool blenny, borracho de poza
  Hypsoblennius hentz (Lesueur, 1825) -- valid -- feather blenny
  Hypsoblennius invemar Smith-Vaniz and Acero P. in Smith-Vaniz, 1980 -- valid -- tessellated blenny
  Hypsoblennius ionthas (Jordan and Gilbert, 1882) -- valid -- freckled blenny
  Hypsoblennius jenkinsi (Jordan and Evermann in Jordan, 1896) -- valid -- mussel blenny, borracho mejillonero
  Hypsoblennius maculipinna (Regan, 1903) -- valid
  Hypsoblennius paytensis (Steindachner, 1876) -- valid
  Hypsoblennius proteus (Krejsa, 1960) -- valid -- borracho de Socorro, Socorro blenny
  Hypsoblennius robustus Hildebrand, 1946 -- valid
  Hypsoblennius sordidus (Bennett, 1828) -- valid
  Hypsoblennius striatus (Steindachner, 1876) -- valid
  Hypsopanchax Myers, 1924 -- valid
  Hypsopanchax catenatus Radda, 1981 -- valid -- chain lampeye
  Hypsopanchax deprimozi (Pellegrin, 1928) -- valid
  Hypsopanchax jobaerti Poll and Lambert, 1965 -- valid
  Hypsopanchax jubbi Poll and Lambert, 1965 -- valid -- southern deepbody
  Hypsopanchax modestus (Pappenheim in Pappenheim and Boulenger, 1914) -- valid -- Ruwenzori lampeye
  Hypsopanchax platysternus (Nichols and Griscom, 1917) -- valid -- Zaire lampeye
  Hypsopanchax zebra (Pellegrin, 1929) -- valid -- zebra lampeye
  Hypsophrys Agassiz, 1859 -- valid
  Hypsophrys nicaraguensis (Günther, 1864) -- valid
  Hypsurus Agassiz, 1861 -- valid
  Hypsurus caryi (Agassiz, 1853) -- valid -- rainbow seaperch, mojarra arcoiris
  Hypsypops Gill, 1861 -- valid
  Hypsypops rubicundus (Girard, 1854) -- valid -- garibaldi, jaqueta garibaldi
  Hyrcanogobius Iljin, 1928 -- valid
  Hyrcanogobius bergi Iljin, 1928 -- valid
  Hysterocarpus Gibbons, 1854 -- valid -- tule perches
  Hysterocarpus traski Gibbons, 1854 -- invalid -- tule perch
  Hysterocarpus traskii Gibbons, 1854 -- valid -- tule perch
  Hysteronotus Eigenmann, 1911 -- valid
  Hysteronotus megalostomus Eigenmann, 1911 -- valid
  Ichthyapus Brisout de Barneville, 1847 -- valid
  Ichthyapus acuticeps (Barnard, 1923) -- valid
  Ichthyapus insularis McCosker, 2004 -- valid
  Ichthyapus omanensis (Norman, 1939) -- valid
  Ichthyapus ophioneus (Evermann and Marsh, 1900) -- valid -- finless snake eel, surf eel, safío amarillo, tieso alacrán
  Ichthyapus selachops (Jordan and Gilbert, 1882) -- valid -- smiling sand eel, tieso sonriente
  Ichthyapus vulturis (Weber and de Beaufort, 1916) -- valid
  Ichthyborus Günther, 1864 -- valid
  Ichthyborus besse (Joannis, 1835) -- valid
  Ichthyborus monodi (Pellegrin, 1927) -- valid
  Ichthyborus ornatus (Boulenger, 1899) -- valid
  Ichthyborus quadrilineatus (Pellegrin, 1904) -- valid
  Ichthyocampus Kaup, 1853 -- valid
  Ichthyocampus bikiniensis Herald in Schultz et al., 1953 -- valid
  Ichthyocampus carce (Hamilton, 1822) -- valid -- freshwater pipefish
  Ichthyocampus erythraeus Gilbert, 1905 -- invalid
  Ichthyoelephas Posada, 1909 -- valid
  Ichthyoelephas humeralis (Günther, 1860) -- valid
  Ichthyoelephas longirostris (Steindachner, 1879) -- valid
  Ichthyoscopus Agassiz, 1846 -- invalid
  Ichthyoscopus barbatus Mees, 1960 -- invalid -- fringed stargazer
  Ichthyoscopus fasciatus Haysom, 1957 -- invalid -- striped stargazer
  Ichthyoscopus lebeck (Bloch and Schneider, 1801) -- invalid -- whitespotted stargazer
  Ichthyscopus Swainson, 1839 -- valid
  Ichthyscopus barbatus Mees, 1960 -- valid -- fringed stargazer
  Ichthyscopus fasciatus Haysom, 1957 -- valid -- striped stargazer
  Ichthyscopus insperatus Mees, 1960 -- valid
  Ichthyscopus lebeck (Bloch and Schneider, 1801) -- valid -- whitespotted stargazer
  Ichthyscopus nigripinnis Gomon and Johnson, 1999 -- valid
  Ichthyscopus sannio Whitley, 1936 -- valid
  Ichthyscopus spinosus Mees, 1960 -- valid
  Icichthys Jordan and Gilbert, 1880 -- valid
  Icichthys australis Haedrich, 1966 -- valid
  Icichthys lockingtoni Jordan and Gilbert, 1880 -- valid -- brown rudderfish, medusafish, cojinoba medusa
  Icosteus Lockington, 1880 -- valid
  Icosteus aenigmaticus Lockington, 1880 -- valid -- ragfish
  Iguanodectes Cope, 1872 -- valid
  Iguanodectes adujai Géry, 1970 -- valid
  Iguanodectes geisleri Géry, 1970 -- valid
  Iguanodectes gracilis Géry, 1993 -- valid
  Iguanodectes polylepis Géry, 1993 -- valid
  Iguanodectes purusii (Steindachner, 1908) -- valid
  Iguanodectes rachovii Regan, 1912 -- valid
  Iguanodectes spilurus (Günther, 1864) -- valid
  Iguanodectes variatus Géry, 1993 -- valid
  Iluocoetes Jenyns, 1842 -- valid
  Iluocoetes elongatus (Smitt, 1898) -- valid
  Iluocoetes fimbriatus Jenyns, 1842 -- valid
  Ilyodon Eigenmann, 1907 -- valid
  Ilyodon cortesae Paulo-Maya and Trujillo-Jiménez, 2000 -- valid -- freckled splitfin, mexcalpique pecoso
  Ilyodon furcidens (Jordan and Gilbert, 1882) -- valid -- goldbreast splitfin, mexcalpique de Armería
  Ilyodon lennoni Meyer and Foerster, 1983 -- valid -- Chacambero splitfin, mexcalpique de Chacambero
  Ilyodon paraguayense Eigenmann, 1907 -- valid
  Ilyodon whitei (Meek, 1904) -- valid -- Balsas splitfin, mexcalpique cola partida
  Ilyodon xantusi (Hubbs and Turner, 1939) -- valid -- Limones splitfin, mexcalpique de Los Limones
  Ilyophis Gilbert, 1891 -- valid
  Ilyophis arx Robins in Robins and Robins, 1976 -- valid
  Ilyophis blachei Saldanha and Merrett, 1982 -- valid
  Ilyophis brunneus Gilbert, 1891 -- valid -- ooze eel
  Ilyophis nigeli Shcherbachev and Sulak in Sulak and Shcherbachev, 1997 -- valid
  Ilyophis robinsae Sulak and Shcherbachev, 1997 -- valid
  Ilyophis saldanhai Karmovskaya and Parin, 1999 -- valid
  Ilypnus Jordan and Evermann, 1896 -- valid
  Ilypnus gilberti (Eigenmann and Eigenmann, 1889) -- valid -- cheekspot goby, gobio mejilla manchada
  Ilypnus luculentus (Ginsburg, 1938) -- valid -- bright goby, gobio brillante
  Incara Rao, 1971 -- valid
  Incara multisquamatus Rao, 1971 -- valid
  Indostomus Prashad and Mukerji, 1929 -- valid
  Indostomus crocodilus Britz and Kottelat, 1999 -- valid
  Indostomus paradoxus Prashad and Mukerji, 1929 -- valid
  Indostomus spinosus Britz and Kottelat, 1999 -- valid
  Iniistius Gill, 1862 -- valid
  Iniistius aneitensis (Günther, 1862) -- valid
  Iniistius auropunctatus Randall, Earle and Robertson, 2002 -- valid
  Iniistius baldwini (Jordan and Evermann, 1903) -- valid
  Iniistius bimaculatus (Rüppell, 1829) -- valid
  Iniistius cacatua Waite, 1901 -- invalid
  Iniistius celebicus (Bleeker, 1856) -- valid
  Iniistius dea (Temminck and Schlegel, 1845) -- valid
  Iniistius geisha (Araga and Yoshino, 1986) -- valid
  Iniistius jacksonensis (Ramsay, 1881) -- valid
  Iniistius leucozonus Jenkins, 1901 -- invalid
  Iniistius melanopus (Bleeker, 1857) -- valid
  Iniistius mundicorpus Gill, 1862 -- invalid
  Iniistius pavo (Valenciennes in Cuvier and Valenciennes, 1840) -- valid -- peacock wrasse, cuchillo pavo real, peacock razorfish
  Iniistius pavoninus (Valenciennes in Cuvier and Valenciennes, 1840) -- invalid
  Iniistius pentadactylus (Linnaeus, 1758) -- valid
  Iniistius trivittatus (Randall and Cornish, 2000) -- valid
  Iniistius twistii (Bleeker, 1856) -- valid
  Iniistius umbrilatus (Jenkins, 1901) -- valid
  Iniistius verrens (Jordan and Evermann, 1902) -- valid
  Inpaichthys Géry and Junk, 1977 -- valid
  Inpaichthys kerri Géry and Junk, 1977 -- valid
  Interochromis Yamaoka, Hori and Kuwamura, 1988 -- valid
  Interochromis loocki (Poll, 1949) -- valid
  Iodotropheus Oliver and Loiselle, 1972 -- valid
  Iodotropheus declivitas Stauffer, 1994 -- valid
  Iodotropheus sprengerae Oliver and Loiselle, 1972 -- valid
  Iodotropheus stuartgranti Konings, 1990 -- valid
  Ioglossus Bean in Jordan and Gilbert, 1882 -- invalid
  Ioglossus calliurus Jordan and Gilbert, 1882 -- invalid -- blue goby
  Ioglossus helenae Randall, 1968 -- invalid -- Caribbean hovering goby, hovering goby
  Iotabrycon Roberts, 1973 -- valid
  Iotabrycon praecox Roberts, 1973 -- valid
  Ipnops Günther, 1878 -- valid
  Ipnops murrayi Günther, 1878 -- valid -- grideye fish
  Ipnops pristibrachium (Fowler, 1943) -- valid
  Iracema Triques, 1996 -- valid
  Iracema caiana Triques, 1996 -- valid
  Iranocichla Coad, 1982 -- valid
  Iranocichla hormuzensis Coad, 1982 -- valid
  Iriatherina Meinken, 1974 -- valid
  Iriatherina werneri Meinken, 1974 -- valid
  Ischnosoma Agassiz in Spix and Agassiz, 1829 -- invalid
  Ischnosoma bicirrhosum Cuvier, 1829 -- invalid
  Isesthes ionthas Jordan and Gilbert, 1882 -- invalid
  Isichthys Gill, 1863 -- valid
  Isichthys henryi Gill, 1863 -- valid
  Iso Jordan and Starks, 1901 -- valid
  Iso flosmaris Jordan and Starks, 1901 -- valid
  Iso hawaiiensis Gosline, 1952 -- valid
  Iso natalensis Regan, 1919 -- valid -- surf sardine
  Iso nesiotes Saeed, Ivantsoff and Crowley, 1993 -- valid
  Iso rhothophilus (Ogilby, 1895) -- valid
  Isocirrhitus Randall, 1963 -- valid
  Isocirrhitus sexfasciatus (Schultz in Schultz et al., 1960) -- valid
  Isopisthus Gill, 1862 -- valid
  Isopisthus parvipinnis (Cuvier in Cuvier and Valenciennes, 1830) -- valid
  Isopisthus remifer Jordan and Gilbert, 1882 -- valid -- bigeye corvina, corvina ojona
  Istiblennius Whitley, 1943 -- valid
  Istiblennius andamanensis (Day, 1870) -- invalid -- striped rockskipper
  Istiblennius andamensis (Day, 1870) -- invalid
  Istiblennius bellus (Günther, 1861) -- valid
  Istiblennius bellus impudens Smith, 1959 -- invalid -- impspringer, impspringer
  Istiblennius colei (Herre, 1934) -- valid
  Istiblennius coronatus (Günther, 1872) -- invalid
  Istiblennius cyanostigma (Bleeker, 1849) -- invalid
  Istiblennius dussumieri (Valenciennes in Cuvier and Valenciennes, 1836) -- valid -- Dussumier's blenny, twinbanded blenny
  Istiblennius edentulus (Forster and Schneider in Bloch and Schneider, 1801) -- valid -- smoothlipped blenny, rippled blenny, smoothlipped blenny
  Istiblennius enosimae (Jordan and Snyder, 1902) -- valid -- mottled blenny
  Istiblennius flaviumbrinus (Rüppell, 1830) -- valid -- pallid rockskipper, pallid rockskipper
  Istiblennius gibbifrons (Quoy and Gaimard, 1824) -- invalid
  Istiblennius gibbifrons gibbifrons (Quoy and Gaimard, 1824) -- invalid
  Istiblennius gibbifrons insolitus Smith, 1959 -- invalid -- picture rockskipper
  Istiblennius lineatus (Valenciennes in Cuvier and Valenciennes, 1836) -- valid -- lined blenny, lumphead blenny, lumphead blenny, lined blenny
  Istiblennius meleagris (Valenciennes in Cuvier and Valenciennes, 1836) -- valid -- peacock blenny
  Istiblennius muelleri (Klunzinger, 1879) -- valid
  Istiblennius periophthalmus (Valenciennes in Cuvier and Valenciennes, 1836) -- invalid -- bullethead rockskipper, eyespot blenny, eyespot blenny, bullethead rockskipper
  Istiblennius pox Springer and Williams, 1994 -- valid
  Istiblennius rivulatus (Rüppell, 1830) -- valid
  Istiblennius spilotus Springer and Williams, 1994 -- valid
  Istiblennius steindachneri (Pfeffer, 1893) -- valid
  Istiblennius unicolor (Rüppell, 1838) -- valid -- olive blenny, olive blenny
  Istiblennius zebra (Vaillant and Sauvage, 1875) -- valid -- rockskipper
  Istigobius Whitley, 1932 -- valid
  Istigobius campbelli (Jordan and Snyder, 1901) -- valid
  Istigobius decoratus (Herre, 1927) -- valid
  Istigobius diadema (Steindachner, 1876) -- valid
  Istigobius goldmanni (Bleeker, 1852) -- valid
  Istigobius hoesei Murdy and McEachran, 1982 -- valid
  Istigobius hoshinonis (Tanaka, 1917) -- valid
  Istigobius nigroocellatus (Günther, 1873) -- valid
  Istigobius ornatus (Rüppell, 1830) -- valid
  Istigobius perspicillatus (Herre, 1945) -- valid
  Istigobius rigilius (Herre, 1953) -- valid
  Istigobius spence (Smith, 1947) -- valid
  Itycirrhitus Randall, 2001 -- valid
  Itycirrhitus wilhelmi (Lavenberg and Yañez, 1972) -- valid
  Ivindomyrus Taverne and Géry, 1975 -- valid
  Ivindomyrus opdenboschi Taverne and Géry, 1975 -- valid
  Japonoconger Asano, 1958 -- valid
  Japonoconger africanus (Poll, 1953) -- valid
  Japonoconger caribbeus Smith and Kanazawa, 1977 -- valid
  Japonoconger sivicolus (Matsubara and Ochiai, 1951) -- valid
  Japonolycodes Shinohara, Sakurai and Machida, 2002 -- valid
  Japonolycodes abei (Matsubara, 1936) -- valid
  Jeboehlkia Robins, 1967 -- valid
  Jeboehlkia gladifer Robins, 1967 -- valid -- bladefin bass
  Jenynsia Günther, 1866 -- valid
  Jenynsia alternimaculata (Fowler, 1940) -- valid
  Jenynsia eigenmanni (Haseman, 1911) -- valid
  Jenynsia eirmostigma Ghedotti and Weitzman, 1995 -- valid
  Jenynsia lineata (Jenyns, 1842) -- valid -- onesided livebearer, onesided livebearer
  Jenynsia maculata Regan, 1906 -- valid
  Jenynsia multidentata (Jenyns, 1842) -- valid
  Jenynsia onca Lucinda, Reis and Quevedo, 2002 -- valid
  Jenynsia pygogramma Boulenger, 1902 -- valid
  Jenynsia sanctaecatarinae Ghedotti and Weitzman, 1996 -- valid
  Jenynsia unitaenia Ghedotti and Weitzman, 1995 -- valid
  Jenynsia weitzmani Ghedotti, Meisner and Lucinda, 2001 -- valid
  Johnius Bloch, 1793 -- valid -- maigres, maigres
  Johnius amblycephalus (Bleeker, 1855) -- valid
  Johnius aneus Bloch, 1793 -- invalid
  Johnius australis (Günther, 1880) -- valid
  Johnius belangerii (Cuvier in Cuvier and Valenciennes, 1830) -- valid
  Johnius belengerii (Cuvier in Cuvier and Valenciennes, 1830) -- invalid
  Johnius borneensis (Bleeker, 1851) -- valid
  Johnius cantori Bleeker, 1874 -- valid
  Johnius carouna (Cuvier in Cuvier and Valenciennes, 1830) -- valid
  Johnius carutta Bloch, 1793 -- valid
  Johnius coitor (Hamilton, 1822) -- valid
  Johnius diacanthus (Lacepède, 1802) -- invalid
  Johnius distinctus (Tanaka, 1916) -- valid
  Johnius dorsalis (Peters, 1855) -- valid
  Johnius dussumieri (Cuvier in Cuvier and Valenciennes, 1830) -- valid
  Johnius elongatus Mohan, 1976 -- valid
  Johnius fasciatus Chu, Lo and Wu, 1963 -- valid
  Johnius gangeticus Talwar in Talwar and Jhingran, 1991 -- valid
  Johnius glaucus (Day, 1876) -- valid
  Johnius goldmani (Bleeker, 1854) -- valid
  Johnius grypotus (Richardson, 1846) -- valid
  Johnius heterolepis Bleeker, 1873 -- valid
  Johnius hypostoma (Bleeker, 1853) -- valid
  Johnius laevis Sasaki and Kailola, 1991 -- valid
  Johnius latifrons Sasaki, 1992 -- valid
  Johnius macropterus (Bleeker, 1853) -- valid
  Johnius macrorhynus (Mohan, 1976) -- valid
  Johnius maculatus Bloch and Schneider, 1801 -- invalid
  Johnius mannarensis Mohan, 1971 -- valid
  Johnius novaeguineae (Nichols, 1950) -- valid
  Johnius novaehollandiae (Steindachner, 1866) -- valid
  Johnius osseus (Day, 1876) -- invalid
  Johnius pacificus Hardenberg, 1941 -- valid
  Johnius philippinus Sasaki, 1999 -- valid
  Johnius plagiostoma (Bleeker, 1849) -- valid
  Johnius sina (Cuvier in Cuvier and Valenciennes, 1830) -- valid
  Johnius trachycephalus (Bleeker, 1851) -- valid
  Johnius trewavasae Sasaki, 1992 -- valid
  Johnius vogleri (Bleeker, 1853) -- valid
  Johnrandallia Nalbant, 1974 -- valid
  Jordanella Goode and Bean in Goode, 1879 -- valid -- flagfishes
  Jordanella floridae Goode and Bean in Goode, 1879 -- valid -- American flagfish, flagfish
  Jordanella pulchra (Hubbs, 1936) -- invalid -- cachorrito de Progreso, Progreso flagfish
  Julichthys De Vis, 1885 -- valid
  Julichthys inornata De Vis, 1885 -- invalid
  Julidochromis Boulenger, 1898 -- valid
  Julidochromis dickfeldi Staeck, 1975 -- valid -- brown julie, brown julie
  Julidochromis marlieri Poll, 1956 -- valid
  Julidochromis ornatus Boulenger, 1898 -- valid -- yellow julie, yellow julie
  Julidochromis regani Poll, 1942 -- valid
  Julidochromis transcriptus Matthes, 1959 -- valid -- black-and-white julie, black-and-white julie
  Julis coris Lesson, 1828 -- invalid
  Jupiaba Zanata, 1997 -- valid
  Jupiaba abramoides (Eigenmann, 1909) -- valid
  Jupiaba acanthogaster (Eigenmann, 1911) -- valid
  Jupiaba anteroides (Géry, 1965) -- valid
  Jupiaba apenima Zanata, 1997 -- valid
  Jupiaba asymmetrica (Eigenmann, 1908) -- valid
  Jupiaba atypindi Zanata, 1997 -- valid
  Jupiaba essequibensis (Eigenmann, 1909) -- valid
  Jupiaba keithi (Géry, Planquette and Le Bail, 1996) -- valid
  Jupiaba maroniensis (Géry, Planquette and Le Bail, 1996) -- valid
  Jupiaba meunieri (Géry, Planquette and Le Bail, 1996) -- valid
  Jupiaba minor (Travassos, 1964) -- valid
  Jupiaba mucronata (Eigenmann, 1909) -- valid
  Jupiaba ocellata (Géry, Planquette and Le Bail, 1996) -- valid
  Jupiaba pinnata (Eigenmann, 1909) -- valid
  Jupiaba pirana Zanata, 1997 -- valid
  Jupiaba polylepis (Günther, 1864) -- valid
  Jupiaba poranga Zanata, 1997 -- valid
  Jupiaba potaroensis (Eigenmann, 1909) -- valid
  Jupiaba scologaster (Weitzman and Vari, 1986) -- valid
  Jupiaba yarina Zanata, 1997 -- valid
  Jupiaba zonata (Eigenmann, 1908) -- valid
  Kali Lloyd, 1909 -- valid
  Kali indica Lloyd, 1909 -- valid
  Kali macrodon (Norman, 1929) -- valid
  Kali macrura (Parr, 1933) -- valid
  Kali normani (Parr, 1931) -- valid
  Kali parri Johnson and Cohen, 1974 -- valid
  Kalyptatherina Saeed and Ivantsoff, 1991 -- valid
  Kalyptatherina helodes (Ivantsoff and Allen, 1984) -- valid
  Kaplochilus pumilus (Boulenger, 1906) -- invalid
  Karalepis Hardy, 1984 -- valid
  Karalepis stewarti Hardy, 1984 -- valid
  Karsten Murdy, 2002 -- valid
  Karsten totoyensis (Garman, 1903) -- valid
  Kasatkia Soldatov and Pavlenko, 1916 -- valid
  Kasatkia memorabilis Soldatov and Pavlenko, 1916 -- valid
  Kasatkia seigeli Posner and Lavenberg, 1999 -- valid -- sixspot prickleback
  Kasidoron edom Robins and de Sylva, 1965 -- invalid
  Kasidoron latifrons Thorp, 1969 -- invalid
  Kathala Mohan, 1969 -- valid
  Kathala axillaris (Cuvier in Cuvier and Valenciennes, 1830) -- valid
  Kathetostoma Günther, 1860 -- valid
  Kathetostoma albigutta Bean, 1892 -- valid -- lancer stargazer, miracielo sargacero
  Kathetostoma averruncus Jordan and Bollman, 1890 -- valid -- smooth stargazer, miracielo buldog
  Kathetostoma canaster Gomon and Last, 1987 -- valid
  Kathetostoma cubana Barbour, 1941 -- valid -- marbled stargazer, pez curioso
  Kathetostoma fluviatilis Hutton, 1872 -- valid
  Kathetostoma giganteum Haast, 1873 -- valid -- flathead
  Kathetostoma laeve (Bloch and Schneider, 1801) -- valid -- stonelifter
  Kathetostoma nigrofasciatum Waite and McCulloch, 1915 -- valid
  Katsuwonus Kishinouye, 1915 -- valid -- oceanic bonitos, skipjack tunas
  Katsuwonus pelamis (Linnaeus, 1758) -- valid -- bonito listado, barrilete listado, bonite à ventre rayé, listado, skipjack, skipjack tuna, striped tuna, oceanic bonito, Arctic bonito, mushmouth, victor fish
  Katsuwonus vagans (Lesson, 1829) -- invalid -- aku, Pacific bonito
  Kaupichthys Schultz, 1943 -- valid
  Kaupichthys atronasus Schultz in Schultz, Herald, Lachner, Welander and Woods, 1953 -- valid
  Kaupichthys brachychirus Schultz in Schultz, Herald, Lachner, Welander and Woods, 1953 -- valid
  Kaupichthys diodontus Schultz, 1943 -- valid
  Kaupichthys hyoproroides (Strömman, 1896) -- valid -- false moray, anguililla de arrecife, reef moray, morena falsa de arrecife
  Kaupichthys japonicus Matsubara and Asano, 1960 -- valid
  Kaupichthys nuchalis Böhlke, 1967 -- valid -- collared eel, anguililla de collar, morena falsa de collar
  Kaupus Whitley, 1951 -- valid
  Kaupus costatus (Waite and Hale, 1921) -- valid
  Kelloggella Jordan and Seale in Jordan and Evermann, 1905 -- valid
  Kelloggella cardinalis Jordan and Seale, 1906 -- valid
  Kelloggella centralis Hoese, 1975 -- valid
  Kelloggella oligolepis (Jenkins, 1903) -- valid
  Kelloggella quindecimfasciata (Fowler, 1946) -- valid
  Kelloggella tricuspidata (Herre, 1935) -- valid
  Kenyaconger Smith and Karmovskaya, 2003 -- valid
  Kenyaconger heemstrai Smith and Karmovskaya, 2003 -- valid
  Kertomichthys McCosker and Böhlke, 1982 -- valid
  Kertomichthys blastorhinos (Kanazawa, 1963) -- valid -- snub-nose snake eel
  Kestratherina Pavlov, Ivantsoff, Last and Crowley, 1988 -- valid
  Kestratherina brevirostris Pavlov, Ivantsoff, Last and Crowley, 1988 -- valid
  Kestratherina esox (Klunzinger, 1872) -- valid
  Kimberleyeleotris Hoese and Allen, 1987 -- valid
  Kimberleyeleotris hutchinsi Hoese and Allen, 1987 -- valid
  Kimberleyeleotris notata Hoese and Allen, 1987 -- valid
  Kimblaeus Dawson, 1980 -- valid
  Kimblaeus bassensis Dawson, 1980 -- valid
  Kirtlandia Jordan and Evermann, 1896 -- invalid
  Kishinoella zacalles Jordan and Evermann, 1926 -- invalid
  Kiunga Allen, 1983 -- valid
  Kiunga ballochi Allen, 1983 -- valid
  Kiunga bleheri Allen, 2004 -- valid
  Kiunga paskai (Allen and Ivantsoff, 1986) -- invalid
  Klausewitzia Géry, 1965 -- valid
  Klausewitzia ritae Géry, 1965 -- valid
  Kneria Steindachner, 1866 -- valid
  Kneria angolensis Steindachner, 1866 -- valid
  Kneria ansorgii (Boulenger, 1910) -- valid
  Kneria auriculata (Pellegrin, 1905) -- valid
  Kneria katangae Poll, 1976 -- valid
  Kneria maydelli Ladiges and Voelker, 1961 -- valid
  Kneria paucisquamata Poll and Stewart, 1975 -- valid
  Kneria polli Trewavas, 1936 -- valid
  Kneria ruaha Seegers, 1995 -- valid
  Kneria rukwaensis Seegers, 1995 -- valid
  Kneria sjolandersi Poll, 1967 -- valid
  Kneria stappersii Boulenger, 1915 -- valid
  Kneria uluguru Seegers, 1995 -- valid
  Kneria wittei Poll, 1944 -- valid
  Knipowitschia Iljin, 1927 -- valid
  Knipowitschia cameliae Nalbant and Otel, 1995 -- valid
  Knipowitschia caucasica (Berg, 1916) -- valid
  Knipowitschia croatica Mrakovic, Kerovec, Misetic and Schneider, 1996 -- valid
  Knipowitschia ephesi Ahnelt, 1995 -- valid
  Knipowitschia goerneri Ahnelt, 1991 -- valid
  Knipowitschia iljini Berg, 1931 -- valid
  Knipowitschia longecaudata (Kessler, 1877) -- valid
  Knipowitschia mermere Ahnelt, 1995 -- valid
  Knipowitschia milleri (Ahnelt and Bianco, 1990) -- valid
  Knipowitschia panizzae (Verga, 1841) -- valid -- lagoon goby, lagoon goby
  Knipowitschia punctatissima (Canestrini, 1864) -- valid
  Knipowitschia thessala (Vinciguerra, 1921) -- valid
  Knodus Eigenmann, 1911 -- valid
  Knodus breviceps (Eigenmann, 1908) -- valid
  Knodus caquetae Fowler, 1945 -- valid
  Knodus chapadae (Fowler, 1906) -- valid
  Knodus delta Géry, 1972 -- valid
  Knodus gamma Géry, 1972 -- valid
  Knodus heteresthes (Eigenmann, 1908) -- valid
  Knodus hypopterus (Fowler, 1943) -- valid
  Knodus megalops Myers in Eigenmann and Myers, 1929 -- valid
  Knodus meridae Eigenmann, 1911 -- valid
  Knodus mizquae (Fowler, 1943) -- valid
  Knodus moenkhausii (Eigenmann and Kennedy, 1903) -- valid
  Knodus orteguasae (Fowler, 1943) -- valid
  Knodus savannensis Géry, 1961 -- valid
  Knodus septentrionalis Géry, 1972 -- valid
  Knodus smithi (Fowler, 1913) -- valid
  Knodus victoriae (Steindachner, 1907) -- valid
  Kochichthys Kamohara, 1961 -- valid
  Kochichthys flavofasciata (Kamohara, 1936) -- invalid
  Kochichthys flavofasciatus (Kamohara, 1936) -- valid
  Kolpotocheirodon Malabarba and Weitzman, 2000 -- valid
  Kolpotocheirodon theloura Malabarba and Weitzman, 2000 -- valid
  Konia Trewavas in Trewavas, Green and Corbet, 1972 -- valid
  Konia dikume Trewavas in Trewavas, Green and Corbet, 1972 -- valid
  Konia eisentrauti (Trewavas, 1962) -- valid
  Kopua Hardy, 1984 -- valid
  Kopua kuiteri Hutchins, 1991 -- valid
  Kopua nuimata Hardy, 1984 -- valid
  Kosswigichthys Soezer, 1942 -- invalid
  Koumansetta rainfordi Whitley, 1940 -- valid
  Kraemeria Steindachner, 1906 -- valid -- sharpnose sandfishes
  Kraemeria bryani Schultz, 1941 -- valid
  Kraemeria cunicularia Rofen, 1958 -- valid -- silver sandfish
  Kraemeria galatheaensis Rofen, 1958 -- valid
  Kraemeria merensis Whitley, 1935 -- valid
  Kraemeria nuda (Regan, 1908) -- valid
  Kraemeria samoensis Steindachner, 1906 -- valid
  Kraemeria tongaensis Rofen, 1958 -- valid
  Kraemericus chapmani Schultz in Schultz et al., 1966 -- invalid
  Kribia Herre, 1946 -- valid
  Kribia kribensis (Boulenger, 1907) -- valid
  Kribia leonensis (Boulenger, 1916) -- valid
  Kribia nana (Boulenger, 1901) -- valid
  Kribia uellensis (Boulenger, 1913) -- valid
  Krobia Kullander and Nijssen, 1989 -- valid
  Krobia guianensis (Regan, 1905) -- valid
  Krobia itanyi (Puyo, 1943) -- valid -- dolphin cichlid
  Krusensterniella Schmidt, 1904 -- valid
  Krusensterniella maculata Andriashev, 1938 -- valid
  Krusensterniella multispinosa Soldatov, 1922 -- valid
  Krusensterniella notabilis Schmidt, 1904 -- valid
  Krusensterniella pavlovskii Andriashev, 1955 -- valid
  Kuhlia Gill, 1861 -- valid -- flagtails
  Kuhlia caudavittata (Lacepède, 1802) -- valid
  Kuhlia malo (Valenciennes in Cuvier and Valenciennes, 1831) -- valid -- aholehole, aholehole
  Kuhlia marginata (Cuvier in Cuvier and Valenciennes, 1829) -- valid -- spotted flagtail
  Kuhlia marginatus (Cuvier in Cuvier and Valenciennes, 1829) -- invalid -- spotted flagtail, spotted flagtail
  Kuhlia mugil (Forster in Bloch and Schneider, 1801) -- valid -- barred flagtail, dara bandera
  Kuhlia munda (De Vis, 1884) -- valid
  Kuhlia nutabunda Kendall and Radcliffe, 1912 -- valid
  Kuhlia petiti Schultz, 1943 -- valid
  Kuhlia rubens (Spinola, 1807) -- valid
  Kuhlia rupestris (Lacepède, 1802) -- valid -- rock flagtail
  Kuhlia salelea Schultz, 1943 -- valid -- Salele flagtail
  Kuhlia sandvicensis (Steindachner, 1876) -- valid -- Hawaiian aholehole, aholehole
  Kuhlia taeniurus (Cuvier in Cuvier and Valenciennes, 1829) -- invalid -- flagtail, flagtail
  Kuhlia xenura (Jordan and Gilbert, 1882) -- valid
  Kurtus Bloch, 1786 -- valid
  Kurtus gulliveri Castelnau, 1878 -- valid -- australian forehead brooder, Australian forehead brooder
  Kurtus indicus Bloch, 1786 -- valid -- indian forehead brooder, Indian forehead brooder
  Kyphosus Lacepède, 1801 -- valid -- rudderfishes
  Kyphosus analogus (Gill, 1862) -- valid -- blue-bronze chub, chopa rayada, salema
  Kyphosus bigibbus Lacepède, 1801 -- valid -- striped drummer
  Kyphosus cinerascens (Forsskål, 1775) -- valid -- bluefish, rudderfish, bluefish, rudderfish
  Kyphosus cornelii (Whitley, 1944) -- valid
  Kyphosus elegans (Peters, 1869) -- valid -- chopa, chopa, chopa de Cortés, Cortez sea chub
  Kyphosus gallveii (Cunningham, 1910) -- valid
  Kyphosus gibsoni Ogilby, 1912 -- invalid -- Gibson's drummer
  Kyphosus hawaiiensis Sakai and Nakabo, 2004 -- valid
  Kyphosus incisor (Cuvier in Cuvier and Valenciennes, 1831) -- valid -- yellow chub, chopa amarilla
  Kyphosus lembus (Cuvier in Cuvier and Valenciennes, 1831) -- valid
  Kyphosus lutescens (Jordan and Gilbert, 1882) -- valid -- chopa de Revillagigedo, Revillagigedo sea chub
  Kyphosus pacificus Sakai and Nakabo, 2004 -- valid
  Kyphosus sectator (Linnaeus, 1758) -- valid
  Kyphosus sectatrix (Linnaeus, 1758) -- invalid -- Bermuda chub, chopa blanca
  Kyphosus sydneyanus (Günther, 1886) -- valid -- silver drummer
  Kyphosus vaigiensis (Quoy and Gaimard, 1825) -- valid -- lowfinned drummer
  Labeotropheus Ahl, 1926 -- valid
  Labeotropheus fuelleborni Ahl, 1926 -- valid -- Fuelleborn's cichlid
  Labeotropheus trewavasae Fryer, 1956 -- valid
  Labichthys Gill and Ryder, 1883 -- valid
  Labichthys carinatus Gill and Ryder, 1883 -- valid
  Labichthys yanoi (Mead and Rubinoff, 1966) -- valid
  Labidesthes Cope, 1870 -- valid -- brook silversides
  Labidesthes sicculus (Cope, 1865) -- valid -- brook silverside, crayon d'argent
  Labidochromis Trewavas, 1935 -- valid
  Labidochromis caeruleus Fryer, 1956 -- valid
  Labidochromis chisumulae Lewis, 1982 -- valid
  Labidochromis flavigulis Lewis, 1982 -- valid
  Labidochromis freibergi Johnson, 1974 -- valid
  Labidochromis gigas Lewis, 1982 -- valid
  Labidochromis heterodon Lewis, 1982 -- valid
  Labidochromis ianthinus Lewis, 1982 -- valid
  Labidochromis lividus Lewis, 1982 -- valid
  Labidochromis maculicauda Lewis, 1982 -- valid
  Labidochromis mathotho Burgess and Axelrod, 1976 -- valid
  Labidochromis mbenjii Lewis, 1982 -- valid
  Labidochromis mylodon Lewis, 1982 -- valid
  Labidochromis pallidus Lewis, 1982 -- valid
  Labidochromis shiranus Lewis, 1982 -- valid
  Labidochromis strigatus Lewis, 1982 -- valid
  Labidochromis textilis Oliver, 1975 -- valid
  Labidochromis vellicans Trewavas, 1935 -- valid
  Labidochromis zebroides Lewis, 1982 -- valid
  Labracinus Schlegel, 1858 -- valid
  Labracinus atrofasciatus (Herre, 1933) -- valid
  Labracinus cyclophthalmus (Müller and Troschel, 1849) -- valid
  Labracinus lineatus (Castelnau, 1875) -- valid -- shortfinned cichlops
  Labracoglossa Peters, 1866 -- valid
  Labracoglossa argenteiventris Peters, 1866 -- valid
  Labracoglossa nitida McCulloch and Waite, 1916 -- valid
  Labrichthys Bleeker, 1854 -- valid
  Labrichthys unilineatus (Guichenot, 1847) -- valid
  Labrisomus Swainson, 1839 -- valid
  Labrisomus albigenys Beebe and Tee-van, 1928 -- valid
  Labrisomus bucciferus Poey, 1868 -- valid -- puffcheek blenny, sapito fumador, trambollo fumador
  Labrisomus cricota Sazima, Gasparini and Moura, 2002 -- valid
  Labrisomus dendriticus (Reid, 1935) -- valid
  Labrisomus fernandezianus (Guichenot, 1848) -- valid
  Labrisomus filamentosus Springer, 1960 -- valid -- quillfin blenny, sapito filamentoso
  Labrisomus gobio (Valenciennes in Cuvier and Valenciennes, 1836) -- valid -- palehead blenny, sapito ojudo, trambollo caripálida
  Labrisomus guppyi (Norman, 1922) -- valid -- mimic blenny, sapito prieto, trambollo mímico
  Labrisomus haitiensis Beebe and Tee-van, 1928 -- valid -- longfin blenny, sapito de roca, trambollo príncipe
  Labrisomus jenkinsi (Heller and Snodgrass, 1903) -- valid
  Labrisomus kalisherae (Jordan, 1904) -- valid -- downy blenny, trambollo velloso
  Labrisomus lentiginosus Bean, 1906 -- invalid -- shortfinned molly miller, shortfinned molly miller
  Labrisomus multiporosus Hubbs, 1953 -- valid -- porehead blenny, trambollo cabeza porosa
  Labrisomus nigricinctus Howell Rivero, 1936 -- valid -- spotcheek blenny, sapito lunado, trambollo lunado
  Labrisomus nuchipinnis (Quoy and Gaimard, 1824) -- valid -- hairy blenny, sapito cabezón, trambollo peludo
  Labrisomus philippii (Steindachner, 1866) -- valid
  Labrisomus pomaspilus Springer and Rosenblatt, 1965 -- valid
  Labrisomus socorroensis Hubbs, 1953 -- valid -- misspelled blenny, trambollo de Socorro
  Labrisomus striatus Hubbs, 1953 -- valid -- green blenny, trambollo listado
  Labrisomus wigginsi Hubbs, 1953 -- valid -- Baja blenny, trambollo bajacaliforniano
  Labrisomus xanti Gill, 1860 -- valid -- rock blenny, rock blenny, chalapo, largemouth blenny
  Labroides Bleeker, 1851 -- valid
  Labroides bicolor Fowler and Bean, 1928 -- valid
  Labroides dimidiatus (Valenciennes in Cuvier and Valenciennes, 1839) -- valid -- cleaner fish
  Labroides pectoralis Randall and Springer, 1975 -- valid
  Labroides phthirophagus Randall, 1958 -- valid
  Labroides rubrolabiatus Randall, 1958 -- valid
  Labropsis Schmidt, 1931 -- valid
  Labropsis alleni Randall, 1981 -- valid
  Labropsis australis Randall, 1981 -- valid
  Labropsis manabei Schmidt, 1931 -- valid
  Labropsis micronesica Randall, 1981 -- valid
  Labropsis polynesica Randall, 1981 -- valid
  Labropsis xanthonota Randall, 1981 -- valid
  Labrus Linnaeus, 1758 -- valid -- wrasses
  Labrus bergylta Ascanius, 1767 -- valid -- ballan wrasse
  Labrus bimaculatus Linnaeus, 1758 -- invalid
  Labrus jaculatrix (Pallas, 1767) -- invalid
  Labrus merula Linnaeus, 1758 -- valid -- brown wrasse
  Labrus mixtus Linnaeus, 1758 -- valid -- cuckoo wrasse, red wrasse
  Labrus opercularis Linnaeus, 1758 -- invalid
  Labrus viridis Linnaeus, 1758 -- valid
  Laccoeleotris Fowler, 1935 -- invalid
  Laccoeleotris lineopinnis Fowler, 1935 -- invalid -- sad glider, sad glider
  Lachneratus Fraser and Struhsaker, 1991 -- valid
  Lachneratus phasmaticus Fraser and Struhsaker, 1991 -- valid
  Lachnolaimus Cuvier, 1829 -- valid
  Lachnolaimus maximus (Walbaum, 1792) -- valid -- hogfish, pez perro, boquinete
  Laciris Huber, 1982 -- valid
  Laciris pelagicus (Worthington, 1932) -- valid
  Lactarius Valenciennes in Cuvier and Valenciennes, 1833 -- valid
  Lactarius lactarius (Bloch and Schneider, 1801) -- valid -- whitefish, milkfish, milkfish, whitefish
  Lacustricola Myers, 1924 -- valid
  Lacustricola atripinna (Pfeffer, 1896) -- valid
  Lacustricola camerunensis (Radda, 1971) -- valid
  Lacustricola centralis (Seegers, 1996) -- valid
  Lacustricola hutereaui (Boulenger, 1913) -- valid
  Lacustricola jeanneli (Pellegrin, 1935) -- valid
  Lacustricola kassenjiensis (Ahl, 1924) -- valid
  Lacustricola katangae (Boulenger, 1912) -- valid
  Lacustricola kongoranensis (Ahl, 1924) -- valid
  Lacustricola lacustris (Seegers, 1984) -- valid
  Lacustricola lualabaensis (Poll, 1938) -- valid
  Lacustricola macrurus (Boulenger, 1904) -- valid
  Lacustricola maculatus (Klausewitz, 1957) -- valid
  Lacustricola matthesi (Seegers, 1996) -- valid
  Lacustricola mediolateralis (Poll, 1967) -- valid
  Lacustricola moeruensis (Boulenger, 1914) -- valid
  Lacustricola myaposae (Boulenger, 1908) -- valid
  Lacustricola nigrolateralis (Poll, 1967) -- valid
  Lacustricola omoculatus (Wildekamp, 1977) -- valid
  Lacustricola pumilus (Boulenger, 1906) -- invalid
  Lacustricola usanguensis (Wildekamp, 1977) -- valid
  Lacustricola vitschumbaensis (Ahl, 1924) -- valid
  Ladigesia Géry, 1968 -- valid
  Ladigesia roloffi Géry, 1968 -- valid -- Sierra Leone dwarf characin
  Laemolyta Cope, 1872 -- valid
  Laemolyta fasciata Pearson, 1924 -- valid
  Laemolyta fernandezi Myers, 1950 -- valid
  Laemolyta garmani (Borodin, 1931) -- valid
  Laemolyta macra Géry, 1974 -- valid
  Laemolyta nitens (Garman, 1890) -- valid
  Laemolyta orinocensis (Steindachner, 1879) -- valid
  Laemolyta petiti Géry, 1964 -- valid
  Laemolyta proxima (Garman, 1890) -- valid
  Laemolyta taeniata (Kner, 1858) -- valid
  Laemolyta varia (Garman, 1890) -- valid
  Laetacara Kullander, 1986 -- valid
  Laetacara curviceps (Ahl, 1923) -- valid -- flag acara, flag cichlid
  Laetacara dorsiger (Heckel, 1840) -- valid -- redbreast acara, redbreast aequidens, smiling acara, yellowlip acara
  Laetacara flavilabris (Cope, 1870) -- valid
  Laetacara thayeri (Steindachner, 1875) -- valid
  Lagodon Holbrook, 1855 -- valid -- pinfishes
  Lagodon rhomboides (Linnaeus, 1766) -- valid -- pinfish, chopa espina, xlavitia
  Laiphognathus Smith, 1955 -- valid
  Laiphognathus multimaculatus Smith, 1955 -- valid -- spotty blenny, spotty blenny
  Lamena Allgayer, 1998 -- invalid
  Lamnostoma Kaup, 1856 -- valid
  Lamnostoma kampeni (Weber and de Beaufort, 1916) -- valid
  Lamnostoma mindora (Jordan and Richardson, 1908) -- valid
  Lamnostoma orientalis (McClelland, 1844) -- valid
  Lamnostoma polyophthalma (Bleeker, 1853) -- valid
  Lamnostoma taylori (Herre, 1923) -- valid
  Lampanyctus niger (Günther, 1887) -- invalid
  Lampanyctus reinhardti (Jordan, 1921) -- valid
  Lamprichthys Regan, 1911 -- valid
  Lamprichthys tanganicanus (Boulenger, 1898) -- valid -- Tanganyika killifish
  Lampris Retzius, 1799 -- valid -- moonfish, opah
  Lampris guttatus (Brünnich, 1788) -- valid -- opah, opah, pez mariposa, North Atlantic Opah
  Lampris regius (Bonnaterre, 1788) -- invalid -- moonfish, opah
  Lamprologus Schilthuis, 1891 -- valid
  Lamprologus brichardi Poll, 1974 -- invalid -- fairy cichlid, fairy cichlid
  Lamprologus callipterus Boulenger, 1906 -- valid
  Lamprologus compressiceps Boulenger, 1898 -- invalid -- compressed cichlid, compressed cichlid
  Lamprologus congoensis Schilthuis, 1891 -- valid
  Lamprologus finalimus Nichols and La Monte, 1931 -- valid
  Lamprologus kungweensis Poll, 1956 -- valid
  Lamprologus laparogramma Bills and Ribbink, 1997 -- valid
  Lamprologus leleupi Poll, 1956 -- invalid -- lemon cichlid, lemon cichlid
  Lamprologus lemairii Boulenger, 1899 -- valid
  Lamprologus lethops Roberts and Stewart, 1976 -- valid
  Lamprologus meleagris Büscher, 1991 -- valid
  Lamprologus mocquardi Pellegrin, 1903 -- valid
  Lamprologus ocellatus (Steindachner, 1909) -- valid
  Lamprologus ornatipinnis Poll, 1949 -- valid
  Lamprologus signatus Poll, 1952 -- valid
  Lamprologus speciosus Büscher, 1991 -- valid
  Lamprologus stappersi Pellegrin, 1927 -- valid
  Lamprologus symoensi Poll, 1976 -- valid
  Lamprologus tetracanthus Boulenger, 1899 -- invalid
  Lamprologus tretocephalus Boulenger, 1899 -- invalid
  Lamprologus tumbanus Boulenger, 1899 -- valid
  Lamprologus werneri Poll, 1959 -- valid
  Landonia Eigenmann and Henn in Eigenmann, Henn and Wilson, 1914 -- valid
  Landonia latidens Eigenmann and Henn in Eigenmann, Henn and Wilson, 1914 -- valid
  Lappanella Jordan, 1890 -- valid
  Lappanella fasciata (Cocco, 1833) -- valid
  Lappanella guineensis Bauchot, 1969 -- valid
  Larabicus Randall and Springer, 1973 -- valid
  Larabicus quadrilineatus (Rüppell, 1835) -- valid
  Larimichthys Jordan and Starks, 1905 -- valid
  Larimichthys crocea (Richardson, 1846) -- valid -- yellow croaker
  Larimichthys pamoides (Munro, 1964) -- valid
  Larimichthys polyactis (Bleeker, 1877) -- valid -- little yellow croaker
  Larimus Cuvier in Cuvier and Valenciennes, 1830 -- valid
  Larimus acclivis Jordan and Bristol in Jordan and Evermann, 1898 -- valid -- boquinete, steeplined drum
  Larimus argenteus (Gill, 1863) -- valid -- boquinete chato, silver drum
  Larimus breviceps Cuvier in Cuvier and Valenciennes, 1830 -- valid -- cabezon, cabezon, corvino cabezón, shorthead drum
  Larimus effulgens Gilbert in Jordan and Evermann, 1898 -- valid -- boquinete boca de novia, shining drum
  Larimus fasciatus Holbrook, 1855 -- valid -- banded drum, boquinete listado
  Larimus gulosus Hildebrand, 1946 -- valid
  Larimus pacificus Jordan and Bollman, 1890 -- valid -- boquinete del Pacífico, Pacific drum
  Larsonella Randall and Senou, 2001 -- valid
  Larsonella pumila (Larson and Hoese, 1980) -- valid
  Lateolabrax Bleeker, 1854 -- valid
  Lateolabrax japonicus (Cuvier in Cuvier and Valenciennes, 1828) -- valid
  Lateolabrax latus Katayama, 1957 -- valid
  Lates Cuvier in Cuvier and Valenciennes, 1828 -- valid
  Lates angustifrons Boulenger, 1906 -- valid
  Lates calcarifer (Bloch, 1790) -- valid -- giant perch, giant perch
  Lates japonicus Katayama and Taki, 1984 -- valid
  Lates longispinis Worthington, 1932 -- valid
  Lates macrophthalmus Worthington, 1929 -- valid
  Lates mariae Steindachner, 1909 -- valid -- bigeye lates
  Lates microlepis Boulenger, 1898 -- valid
  Lates niloticus (Linnaeus, 1758) -- valid -- nile perch
  Lates stappersii (Boulenger, 1914) -- valid
  Latimeria Smith, 1939 -- valid
  Latridopsis Gill, 1862 -- valid
  Latridopsis ciliaris (Forster in Bloch and Schneider, 1801) -- valid -- bastard trumpeter, bastard trumpeter
  Latridopsis forsteri (Castelnau, 1872) -- valid -- silver trumpeter, silver trumpeter
  Latris Richardson, 1839 -- valid
  Latris lineata (Forster in Bloch and Schneider, 1801) -- valid -- striped trumpeter, striped trumpeter
  Latris pacifica Roberts, 2003 -- valid
  Lebetus Winther, 1877 -- valid
  Lebetus guilleti (Le Danois, 1913) -- valid
  Lebetus scorpioides (Collett, 1874) -- valid -- diminutive goby, diminutive goby
  Lebias Goldfuss, 1820 -- invalid
  Lebias fasciata Valenciennes in Humboldt and Valenciennes, 1821 -- invalid
  Lebias iberus (Valenciennes in Cuvier and Valenciennes, 1846) -- invalid -- Spanish toothcarp
  Lebiasina Valenciennes in Cuvier and Valenciennes, 1847 -- valid
  Lebiasina bimaculata Valenciennes in Cuvier and Valenciennes, 1847 -- valid -- twospotted lebiasina, twospotted lebiasina
  Lebiasina chucuriensis Ardila Rodríguez, 2001 -- valid
  Lebiasina floridablancaensis Ardila Rodríguez, 1994 -- valid
  Lebiasina intermedia Meinken, 1936 -- valid
  Lebiasina multimaculata Boulenger, 1911 -- valid
  Lebiasina narinensis Ardila Rodríguez, 2002 -- valid
  Lebiasina provenzanoi Ardila Rodríguez, 1999 -- valid
  Lebiasina uruyensis Fernández-Yépez, 1967 -- valid
  Lebiasina yuruaniensis Ardila Rodríguez, 2000 -- valid
  Lebistes De Filippi, 1861 -- invalid
  Lecanogaster Briggs, 1957 -- valid
  Lecanogaster chrysea Briggs, 1957 -- valid
  Leiognathus Lacepède, 1802 -- valid
  Leiognathus aureus Abe and Haneda, 1972 -- valid
  Leiognathus berbis (Valenciennes in Cuvier and Valenciennes, 1835) -- valid
  Leiognathus bindus (Valenciennes in Cuvier and Valenciennes, 1835) -- valid -- orangefinned ponyfish, orangefinned ponyfish
  Leiognathus blochi (Valenciennes in Cuvier and Valenciennes, 1835) -- invalid -- ponyfish, ponyfish
  Leiognathus blochii (Valenciennes in Cuvier and Valenciennes, 1835) -- valid
  Leiognathus brevirostris (Valenciennes in Cuvier and Valenciennes, 1835) -- valid -- sap-sap, sap-sap
  Leiognathus daura (Cuvier, 1829) -- valid -- goldenstriped ponyfish, goldenstriped ponyfish
  Leiognathus decorus (De Vis, 1884) -- valid
  Leiognathus dussumieri (Valenciennes in Cuvier and Valenciennes, 1835) -- valid -- dussumier's ponyfish, dussumier's ponyfish
  Leiognathus edwardsi Evermann and Seale, 1907 -- valid
  Leiognathus elongatus (Günther, 1874) -- valid -- elongate slimy, slender ponyfish, elongate slimy, slender ponyfish
  Leiognathus equulus (Forsskål, 1775) -- valid -- greater ponyfish, greater ponyfish
  Leiognathus fasciatus (Lacepède, 1803) -- valid -- banded ponyfish, banded ponyfish
  Leiognathus hataii Abe and Haneda, 1972 -- valid
  Leiognathus jonesi James, 1971 -- valid
  Leiognathus klunzingeri (Steindachner, 1898) -- valid
  Leiognathus leuciscus (Günther, 1860) -- valid -- ponyfish, slipmouth, ponyfish, slipmouth, whipfin ponyfish
  Leiognathus lineolatus (Valenciennes in Cuvier and Valenciennes, 1835) -- valid -- lined ponyfish, lined ponyfish
  Leiognathus longispinis (Valenciennes in Cuvier and Valenciennes, 1835) -- valid
  Leiognathus moretoniensis Ogilby, 1912 -- valid -- blackbanded ponyfish, blackbanded ponyfish
  Leiognathus nuchalis (Temminck and Schlegel, 1845) -- valid -- spotnape ponyfish, spotnape ponyfish
  Leiognathus oblongus (Valenciennes in Cuvier and Valenciennes, 1835) -- valid
  Leiognathus pan Wongratana, 1988 -- valid
  Leiognathus panayensis Kimura and Dunlap in Kimura et al., 2003 -- valid
  Leiognathus parviceps (Valenciennes in Cuvier and Valenciennes, 1835) -- valid
  Leiognathus rapsoni Munro, 1964 -- valid
  Leiognathus rivulatus (Temminck and Schlegel, 1845) -- valid -- offshore ponyfish, offshore ponyfish
  Leiognathus smithursti (Ramsay and Ogilby, 1886) -- valid -- longfinned ponyfish, longfinned ponyfish
  Leiognathus spilotus Fowler, 1904 -- valid
  Leiognathus splendens (Cuvier, 1829) -- valid
  Leiognathus stercorarius Evermann and Seale, 1907 -- valid
  Leiognathus striatus James and Badrudeen, 1991 -- valid
  Leiostomus Lacepède, 1802 -- valid -- spots
  Leiostomus xanthurus Lacepède, 1802 -- valid -- spot, croca
  Leiuranus Bleeker, 1853 -- valid
  Leiuranus semicinctus (Lay and Bennett, 1839) -- valid -- halfbanded snake eel
  Lentipes Günther, 1861 -- valid -- Hiukole gobies
  Lentipes andamanicus (Mukerji, 1935) -- valid
  Lentipes armatus Sakai and Nakamura, 1979 -- valid
  Lentipes bandama (Risch, 1980) -- valid
  Lentipes bustamantaei Boulenger, 1916 -- valid
  Lentipes concolor (Gill, 1860) -- valid -- Hiukole goby, O'opu alamo'o
  Lentipes crittersius Watson and Allen, 1999 -- valid
  Lentipes dimetrodon Watson and Allen, 1999 -- valid
  Lentipes kaaea Watson, Keith and Marquet, 2002 -- valid
  Lentipes multiradiatus Allen, 2001 -- valid
  Lentipes rubrofasciatus Maugé, Marquet and Laboute, 1992 -- valid
  Lentipes seminudus Günther, 1880 -- invalid
  Lentipes watsoni Allen, 1997 -- valid
  Lentipes whittenorum Watson and Kottelat, 1994 -- valid
  Lepadichthys Waite, 1904 -- valid
  Lepadichthys bolini Briggs, 1962 -- valid
  Lepadichthys caritus Briggs, 1969 -- valid
  Lepadichthys coccinotaenia Regan, 1921 -- valid
  Lepadichthys ctenion Briggs and Link, 1963 -- valid
  Lepadichthys erythraeus Briggs and Link, 1963 -- valid
  Lepadichthys frenatus Waite, 1904 -- valid
  Lepadichthys lineatus Briggs, 1966 -- valid
  Lepadichthys minor Briggs, 1955 -- valid
  Lepadichthys sandaracatus Whitley, 1943 -- valid
  Lepadichthys springeri Briggs, 2001 -- valid
  Lepadogaster Goüan, 1770 -- valid
  Lepadogaster candolii Risso, 1810 -- valid
  Lepadogaster lepadogaster (Bonnaterre, 1788) -- valid
  Lepadogaster purpurea (Bonnaterre, 1788) -- valid
  Lepidammodytes Ida, Sirimontaporn and Monkolprasit, 1994 -- valid
  Lepidammodytes macrophthalmus Ida, Sirimontaporn and Monkolprasit, 1994 -- valid
  Lepidarchus Roberts, 1966 -- valid
  Lepidarchus adonis Roberts, 1966 -- valid -- adonis characin, adonis characin
  Lepidiolamprologus Pellegrin, 1904 -- valid
  Lepidiolamprologus attenuatus (Steindachner, 1909) -- valid
  Lepidiolamprologus cunningtoni (Boulenger, 1906) -- valid
  Lepidiolamprologus elongatus (Boulenger, 1898) -- valid
  Lepidiolamprologus kendalli (Poll and Stewart, 1977) -- valid
  Lepidiolamprologus nkambae (Staeck, 1978) -- valid
  Lepidiolamprologus profundicola (Poll, 1949) -- valid
  Lepidoblennius Steindachner, 1867 -- valid
  Lepidoblennius geminatus Macleay, 1881 -- invalid -- joey, joey
  Lepidoblennius haplodactylus Steindachner, 1867 -- valid -- spangled blenny, spangled blenny
  Lepidoblennius marmoratus (Macleay, 1878) -- valid
  Lepidochaetodon Bleeker, 1876 -- invalid
  Lepidocybium Gill, 1862 -- valid
  Lepidocybium flavobrunneum (Smith, 1843) -- valid -- escolar, petróleo, escolar negro
  Lepidogobius Gill, 1859 -- valid
  Lepidogobius lepidus (Girard, 1858) -- valid -- bay goby, gobio frío
  Lepidonectes Bussing, 1991 -- valid
  Lepidonectes bimaculata Allen and Robertson, 1992 -- valid
  Lepidonectes clarkhubbsi Bussing, 1991 -- valid
  Lepidonectes corallicola (Kendall and Radcliffe, 1912) -- valid
  Lepidonotothen Balushkin, 1976 -- valid
  Lepidonotothen kempi (Norman, 1937) -- invalid
  Lepidonotothen larseni (Lönnberg, 1905) -- valid
  Lepidonotothen mizops (Günther, 1880) -- valid
  Lepidonotothen nudifrons (Lönnberg, 1905) -- valid
  Lepidonotothen squamifrons (Günther, 1880) -- valid
  Lepidoperca Regan, 1914 -- valid
  Lepidoperca aurantia Roberts, 1989 -- valid
  Lepidoperca brochata Katayama and Fujii, 1982 -- valid
  Lepidoperca coatsii (Regan, 1913) -- valid
  Lepidoperca filamenta Roberts, 1987 -- valid
  Lepidoperca inornata Regan, 1914 -- valid
  Lepidoperca magna Katayama and Fujii, 1982 -- valid
  Lepidoperca occidentalis Whitley, 1951 -- valid
  Lepidoperca pulchella (Waite, 1899) -- valid
  Lepidoperca tasmanica Norman, 1937 -- valid
  Lepidothynnus huttoni Günther, 1889 -- invalid
  Lepidozygus Günther, 1862 -- valid
  Lepidozygus tapeinosoma (Bleeker, 1856) -- valid -- fusilier damselfish
  Leporellus Lütken, 1875 -- valid
  Leporellus pictus (Kner, 1858) -- valid
  Leporellus retropinnis (Eigenmann, 1922) -- valid
  Leporellus vittatus (Valenciennes in Cuvier and Valenciennes, 1850) -- valid
  Leporinus Agassiz in Spix and Agassiz, 1829 -- valid
  Leporinus affinis Günther, 1864 -- invalid
  Leporinus agassizii Steindachner, 1876 -- valid
  Leporinus aguapeiensis Amaral Campos, 1945 -- valid
  Leporinus alternus Eigenmann, 1912 -- valid
  Leporinus amae Godoy, 1980 -- valid
  Leporinus amblyrhynchus Garavello and Britski, 1987 -- valid
  Leporinus arcus Eigenmann, 1912 -- valid
  Leporinus aripuanaensis Garavello and Santos, 1992 -- valid
  Leporinus badueli Puyo, 1948 -- valid
  Leporinus bahiensis Steindachner, 1875 -- valid
  Leporinus bimaculatus Castelnau, 1855 -- valid
  Leporinus bistriatus Britski, 1997 -- valid
  Leporinus bleheri Géry, 1999 -- valid
  Leporinus boehlkei Garavello, 1988 -- valid
  Leporinus brunneus Myers, 1950 -- valid
  Leporinus conirostris Steindachner, 1875 -- valid
  Leporinus copelandii Steindachner, 1875 -- valid
  Leporinus crassilabris Borodin, 1929 -- valid
  Leporinus cylindriformis Borodin, 1929 -- valid
  Leporinus desmotes Fowler, 1914 -- valid
  Leporinus despaxi Puyo, 1943 -- valid
  Leporinus ecuadorensis Eigenmann and Henn, 1916 -- valid
  Leporinus elongatus Valenciennes in Cuvier and Valenciennes, 1850 -- valid
  Leporinus falcipinnis Mahnert, Géry and Muller, 1997 -- valid
  Leporinus fasciatus (Bloch, 1794) -- valid -- banded leporinus, black-banded leporinus
  Leporinus fasciatus affinis Günther, 1864 -- valid
  Leporinus fasciatus altipinnis Borodin, 1929 -- invalid
  Leporinus fasciatus tigrinus Borodin, 1929 -- invalid
  Leporinus friderici (Bloch, 1794) -- valid
  Leporinus garmani Borodin, 1929 -- valid
  Leporinus gomesi Garavello and Santos in Garavello, 1990 -- valid
  Leporinus gossei Géry, Planquette and Le Bail, 1991 -- valid
  Leporinus granti Eigenmann, 1912 -- valid
  Leporinus holostictus Cope, 1878 -- valid
  Leporinus jamesi Garman in Borodin, 1929 -- valid
  Leporinus jatuncochi Ovchynnyk, 1971 -- valid
  Leporinus julii Santos, Jegu and Lima, 1996 -- valid
  Leporinus klausewitzi Géry, 1960 -- valid
  Leporinus lacustris Amaral Campos, 1945 -- valid
  Leporinus latofasciatus Steindachner, 1910 -- valid
  Leporinus lebaili Géry and Planquette, 1983 -- valid
  Leporinus leschenaulti Valenciennes in Cuvier and Valenciennes, 1850 -- valid
  Leporinus macrocephalus Garavello and Britski, 1988 -- valid
  Leporinus maculatus Müller and Troschel, 1844 -- valid
  Leporinus marcgravii Lütken, 1875 -- valid
  Leporinus margaritaceus Günther, 1864 -- invalid
  Leporinus megalepis Günther, 1863 -- valid
  Leporinus melanopleura Günther, 1864 -- valid
  Leporinus melanostictus Norman, 1926 -- valid
  Leporinus microphthalmus Garavello, 1989 -- valid
  Leporinus moralesi Fowler, 1942 -- valid
  Leporinus mormyrops Steindachner, 1875 -- valid
  Leporinus multifasciatus Cope, 1878 -- valid
  Leporinus muyscorum Steindachner, 1900 -- valid
  Leporinus nattereri Steindachner, 1876 -- valid
  Leporinus niceforoi Fowler, 1943 -- valid
  Leporinus nigrotaeniatus (Jardine in Schomburgk, 1841) -- valid
  Leporinus nijsseni Garavello, 1990 -- valid
  Leporinus obtusidens (Valenciennes, 1836) -- valid
  Leporinus octofasciatus Steindachner, 1915 -- valid
  Leporinus octomaculatus Britski and Garavello, 1993 -- valid
  Leporinus ortomaculatus Garavello, 2000 -- valid
  Leporinus pachycheilus Britski, 1976 -- valid
  Leporinus pachyurus Valenciennes in Cuvier and Valenciennes, 1850 -- valid
  Leporinus parae Eigenmann in Eigenmann and Ogle, 1908 -- valid
  Leporinus paralternus Fowler, 1914 -- valid
  Leporinus paranensis Garavello and Britski, 1987 -- valid
  Leporinus pearsoni Fowler, 1940 -- valid
  Leporinus pellegrinii Steindachner, 1910 -- valid
  Leporinus piau Fowler, 1941 -- valid
  Leporinus pitingai dos Santos and Jégu, 1996 -- valid
  Leporinus punctatus Garavello, 2000 -- valid
  Leporinus reinhardti Lütken, 1875 -- valid
  Leporinus reticulatus Britski and Garavello, 1993 -- valid
  Leporinus sexstriatus Britski and Garavello, 1980 -- valid
  Leporinus silvestrii Boulenger, 1902 -- valid
  Leporinus spilopleura Norman, 1926 -- valid
  Leporinus steindachneri Eigenmann in Eigenmann and Ogle, 1907 -- valid
  Leporinus steyermarki Inger, 1956 -- valid
  Leporinus striatus Kner, 1858 -- valid -- striped leporinus, striped leporinus
  Leporinus subniger Fowler, 1943 -- valid
  Leporinus taeniatus Lütken, 1875 -- valid
  Leporinus taeniofasciatus Britski, 1997 -- valid
  Leporinus thayeri Borodin, 1929 -- valid
  Leporinus tigrinus Borodin, 1929 -- valid
  Leporinus trifasciatus Steindachner, 1876 -- valid
  Leporinus trimaculatus Garavello and Santos, 1992 -- valid
  Leporinus uatumaensis dos Santos and Jégu, 1996 -- valid
  Leporinus wolfei Fowler, 1940 -- valid
  Leporinus y-ophorus Eigenmann, 1922 -- valid
  Leptagoniates Boulenger, 1887 -- valid
  Leptagoniates pi Vari, 1978 -- valid
  Leptagoniates steindachneri Boulenger, 1887 -- valid
  Leptatherina Pavlov, Ivantsoff, Last and Crowley, 1988 -- valid
  Leptatherina presbyteroides (Richardson, 1843) -- valid
  Leptatherina wallacei (Prince, Ivantsoff and Potter, 1982) -- valid
  Leptenchelys Myers and Wade, 1941 -- valid
  Leptenchelys labialis (Seale, 1917) -- invalid
  Leptenchelys vermiformis Myers and Wade, 1941 -- valid
  Leptobrama Steindachner, 1878 -- valid
  Leptobrama muelleri Steindachner, 1878 -- valid -- steelback, steelback
  Leptobrycon Eigenmann, 1915 -- valid
  Leptobrycon jatuaranae Eigenmann, 1915 -- valid
  Leptocephalus Scopoli, 1777 -- invalid
  Leptocephalus bellottii D'Ancona, 1928 -- valid
  Leptocephalus congroides D'Ancona, 1928 -- valid
  Leptocephalus dolichorhynchus Lea, 1913 -- valid
  Leptocephalus erythraeus D'Ancona, 1928 -- valid
  Leptocephalus giganteus Castle, 1959 -- valid
  Leptocephalus grassianus D'Ancona, 1928 -- valid
  Leptocephalus harringtonensis Mowbray, 1931 -- invalid
  Leptocephalus holti Schmidt, 1909 -- valid
  Leptocephalus humbermariorum Tommasi, 1960 -- valid
  Leptocephalus ingolfianus Schmidt, 1912 -- invalid
  Leptocephalus muraenoides D'Ancona, 1928 -- valid
  Leptocephalus nystromi Jordan and Snyder, 1901 -- invalid
  Leptocephalus ophichthoides D'Ancona, 1928 -- valid
  Leptocephalus proboscideus Lea, 1913 -- invalid
  Leptocephalus pseudomicrocephalus Van Utrecht, 1988 -- valid
  Leptocephalus rostratus Schmidt, 1909 -- valid
  Leptocephalus similis Lea, 1913 -- invalid
  Leptocharacidium Buckup, 1993 -- valid
  Leptocharacidium omospilus Buckup, 1993 -- valid
  Leptoclinus Gill, 1861 -- valid
  Leptoclinus maculatus (Fries, 1838) -- valid -- daubed shanny, lompénie tachetée
  Leptoichthys Kaup, 1853 -- valid
  Leptoichthys fistularius Kaup, 1853 -- valid
  Leptojulis Bleeker, 1862 -- valid
  Leptojulis chrysotaenia Randall and Ferraris, 1981 -- valid
  Leptojulis cyanopleura (Bleeker, 1853) -- valid
  Leptojulis lambdastigma Randall and Ferraris, 1981 -- valid
  Leptojulis polylepis Randall, 1996 -- valid
  Leptojulis urostigma Randall, 1996 -- valid
  Leptolebias Myers, 1952 -- valid
  Leptolebias aureoguttatus (Da Cruz, 1974) -- valid
  Leptolebias cruzi (Costa, 1988) -- valid
  Leptolebias fractifasciatus (Costa, 1988) -- valid
  Leptolebias leitaoi (Da Cruz and Peixoto, 1992) -- valid
  Leptolebias marmoratus (Ladiges, 1934) -- valid
  Leptolebias minimus (Myers, 1942) -- valid
  Leptolebias opalescens (Myers, 1942) -- valid
  Leptolebias splendens (Myers, 1942) -- valid
  Leptolucania Myers, 1924 -- valid -- pygmy killifishes
  Leptolucania ommata (Jordan, 1884) -- valid -- pygmy killifish
  Leptomelanosoma Motomura and Iwatsuki, 2001 -- valid
  Leptomelanosoma indicum (Shaw, 1804) -- valid -- Indian tasselfish
  Leptonotus Kaup, 1853 -- valid
  Leptonotus blainvilleanus (Eydoux and Gervais, 1837) -- valid -- deepbodied pipefish
  Leptonotus elevatus (Hutton, 1872) -- valid
  Leptonotus norae (Waite, 1910) -- valid -- longsnouted pipefish
  Leptophilypnus Meek and Hildebrand, 1916 -- valid
  Leptophilypnus fluviatilis Meek and Hildebrand, 1916 -- valid
  Leptophilypnus mindii (Meek and Hildebrand, 1916) -- valid
  Leptophilypnus panamensis (Meek and Hildebrand, 1916) -- valid
  Leptorhynchus Lowe, 1852 -- invalid
  Leptorhynchus leuchtenbergi Lowe, 1852 -- invalid
  Leptoscarus Swainson, 1839 -- valid
  Leptoscarus vaigiensis (Quoy and Gaimard, 1824) -- valid -- marbled parrotfish
  Leptoscopus Gill, 1859 -- valid
  Leptoscopus angusticeps Hutton, 1874 -- invalid -- sandfish
  Leptoscopus macropygus (Richardson, 1846) -- valid -- monkfish, stargazer
  Leptostichaeus Miki, 1985 -- valid
  Leptostichaeus pumilus Miki, 1985 -- valid
  Lermichthys Hubbs, 1926 -- invalid
  Lestidiops Hubbs, 1916 -- valid
  Lestidiops affinis (Ege, 1930) -- valid -- barracudina, barracudina incolora
  Lestidiops bathyopteryx (Fowler, 1944) -- valid
  Lestidiops cadenati (Maul, 1962) -- valid
  Lestidiops distans (Ege, 1953) -- valid
  Lestidiops neles (Harry, 1953) -- valid
  Lestidiops pacificus (Parr, 1931) -- valid
  Lestidiops ringens (Jordan and Gilbert, 1880) -- valid -- slender barracudina
  Lestidiops similis (Ege, 1933) -- valid
  Lestidiops sphyraenopsis Hubbs, 1916 -- valid
  Lestidiops sphyrenoides (Risso, 1820) -- valid
  Lestidium Gilbert, 1905 -- valid
  Lestidium prolixum Harry, 1953 -- valid
  Lestradea Poll, 1943 -- valid
  Lestradea perspicax Poll, 1943 -- valid
  Lestradea stappersii (Poll, 1943) -- valid
  Lestrolepis Harry, 1953 -- valid
  Lestrolepis pofi (Harry, 1953) -- valid
  Lesueurigobius Whitley, 1950 -- valid
  Lesueurigobius friesii (Malm, 1874) -- valid -- fries' goby, fries' goby
  Lesueurigobius heterofasciatus Maul, 1971 -- valid
  Lesueurigobius koumansi (Norman, 1935) -- valid
  Lesueurigobius sanzi (de Buen, 1918) -- valid
  Lesueurigobius sanzoi (de Buen, 1918) -- invalid -- sanzo's goby, sanzo's goby
  Lesueurigobius suerii (Risso, 1810) -- valid -- le sueur's goby, le sueur's goby
  Lesueurina Fowler, 1908 -- valid
  Lesueurina platycephala Fowler, 1908 -- valid
  Letharchus Goode and Bean, 1882 -- valid
  Letharchus aliculatus McCosker, 1974 -- valid
  Letharchus opercularis Myers and Wade, 1941 -- invalid
  Letharchus rosenblatti McCosker, 1974 -- valid -- black sailfin eel, tieso vela negro
  Letharchus velifer Goode and Bean, 1882 -- valid -- sailfin eel
  Lethogoleos McCosker and Böhlke, 1982 -- valid
  Lethogoleos andersoni McCosker and Böhlke, 1982 -- valid -- forgetful snake eel
  Letholycus Anderson, 1988 -- valid
  Letholycus magellanicus Anderson, 1988 -- valid
  Letholycus microphthalmus (Norman, 1937) -- valid
  Lethops Hubbs, 1926 -- valid
  Lethops connectens Hubbs, 1926 -- valid -- halfblind goby, gobio sargacero
  Lethrinops Regan, 1922 -- valid
  Lethrinops albus Regan, 1922 -- valid
  Lethrinops altus Trewavas, 1931 -- valid
  Lethrinops argenteus Ahl, 1926 -- valid
  Lethrinops auritus (Regan, 1922) -- valid
  Lethrinops christyi Trewavas, 1931 -- valid
  Lethrinops furcifer Trewavas, 1931 -- valid
  Lethrinops gossei Burgess and Axelrod, 1973 -- valid
  Lethrinops leptodon Regan, 1922 -- valid
  Lethrinops lethrinus (Günther, 1894) -- valid
  Lethrinops longimanus Trewavas, 1931 -- valid
  Lethrinops longipinnis Eccles and Lewis, 1978 -- valid
  Lethrinops lunaris Trewavas, 1931 -- valid
  Lethrinops macracanthus Trewavas, 1931 -- valid
  Lethrinops macrochir (Regan, 1922) -- valid
  Lethrinops macrophthalmus (Boulenger, 1908) -- valid
  Lethrinops marginatus Ahl, 1926 -- valid
  Lethrinops micrentodon (Regan, 1922) -- valid
  Lethrinops microdon Eccles and Lewis, 1977 -- valid
  Lethrinops microstoma Trewavas, 1931 -- valid
  Lethrinops mylodon Eccles and Lewis, 1979 -- valid
  Lethrinops oculatus Trewavas, 1931 -- valid
  Lethrinops parvidens Trewavas, 1931 -- valid
  Lethrinops polli Burgess and Axelrod, 1973 -- valid
  Lethrinops stridei Eccles and Lewis, 1977 -- valid
  Lethrinops turneri Ngatunga and Snoeks, 2003 -- valid
  Lethrinus Cuvier, 1829 -- valid -- porgies, scavengers, emperors
  Lethrinus amamianus Akazaki, 1962 -- invalid
  Lethrinus amboinensis Bleeker, 1854 -- valid -- amboina porgy, Ambon emperor
  Lethrinus anarhynchus Postel, 1965 -- invalid
  Lethrinus atkinsoni Seale, 1910 -- valid -- Pacific yellowtail emperor, reticulated emperor, tricky snapper, yellow morwong
  Lethrinus atlanticus Valenciennes in Cuvier and Valenciennes, 1830 -- valid -- Atlantic scavenger, Atlantic emperor
  Lethrinus borbonicus Valenciennes in Cuvier and Valenciennes, 1830 -- valid -- snubnose emperor
  Lethrinus chrysostomus Richardson, 1848 -- invalid -- redmouthed emperor
  Lethrinus conchyliatus (Smith, 1959) -- valid -- redaxil emperor
  Lethrinus crocineus Smith, 1959 -- valid -- yellowtail emperor
  Lethrinus ehrenbergii Valenciennes in Cuvier and Valenciennes, 1830 -- valid
  Lethrinus enigmaticus Smith, 1959 -- valid -- blackeye emperor
  Lethrinus erythracanthus Valenciennes in Cuvier and Valenciennes, 1830 -- valid -- orange-spotted emperor, yellow-spotted emperor
  Lethrinus erythropterus Valenciennes in Cuvier and Valenciennes, 1830 -- valid -- longfin emperor, Mozambique emperor
  Lethrinus fletus Whitley, 1943 -- invalid -- redfinned emperor
  Lethrinus fraenatus Valenciennes in Cuvier and Valenciennes, 1830 -- invalid -- bridled pigface bream
  Lethrinus geniguttatus Valenciennes in Cuvier and Valenciennes, 1830 -- valid
  Lethrinus genivittatus Valenciennes in Cuvier and Valenciennes, 1830 -- valid -- lancer, longspine emperor
  Lethrinus haematopterus Temminck and Schlegel, 1844 -- valid -- Japanese scavenger, Chinese emperor
  Lethrinus harak (Forsskål, 1775) -- valid -- blackspot emperor, thumbprint emperor
  Lethrinus hypselopterus Bleeker, 1873 -- invalid
  Lethrinus kallopterus Bleeker, 1856 -- invalid -- yelowspotted emperor
  Lethrinus laticaudis Alleyne and Macleay, 1877 -- valid -- brown kelp-fish, coral bream, grass emperor, grass sweetlip, grey sweetlip, piggy, red-finned emperor, red-throat, snapper bream
  Lethrinus lentjan (Lacepède, 1802) -- valid -- redspot emperor, pig-face bream, pink ear emperor, purple-eared emperor
  Lethrinus leutjanus Valenciennes in Cuvier and Valenciennes, 1830 -- invalid
  Lethrinus lutjanus (Lacepède, 1802) -- invalid -- bluespotted emperor, bluespotted emperor
  Lethrinus mahsena (Forsskål, 1775) -- valid -- yellowtailed emperor, sky emperor
  Lethrinus mahsenoides Valenciennes in Cuvier and Valenciennes, 1830 -- invalid -- whitespotted pigface bream
  Lethrinus microdon Valenciennes in Cuvier and Valenciennes, 1830 -- valid -- smalltoothed pigface bream, smalltooth emperor
  Lethrinus miniatus (Forster in Bloch and Schneider, 1801) -- valid -- longnosed emperor, lipper, red-throated emperor, sweetlip, tricky snapper, trumpet emperor
  Lethrinus nebulosus (Forsskål, 1775) -- valid -- spangled emperor, blue emperor, Nor'-West snapper, sand snapper, yellow sweetlip
  Lethrinus nematacanthus Bleeker, 1854 -- invalid -- lancer
  Lethrinus obsoletus (Forsskål, 1775) -- valid -- orange-striped emperor
  Lethrinus olivaceus Valenciennes in Cuvier and Valenciennes, 1830 -- valid -- longface emperor, longnose emperor
  Lethrinus opercularis Valenciennes in Cuvier and Valenciennes, 1830 -- invalid
  Lethrinus ornatus Valenciennes in Cuvier and Valenciennes, 1830 -- valid -- ornate emperor, yellow-striped emperor
  Lethrinus ramak Forsskål, 1775 -- invalid -- yellowbanded pigface bream
  Lethrinus ravus Carpenter and Randall, 2003 -- valid
  Lethrinus reticulatus Valenciennes in Cuvier and Valenciennes, 1830 -- valid -- reticulated emperor, red snout emperor
  Lethrinus rhodopterus Bleeker, 1852 -- invalid
  Lethrinus rubrioperculatus Satô, 1978 -- valid -- red-ears, red-gilled emperor, spotcheek emperor
  Lethrinus sanguineus Smith, 1955 -- invalid -- cutthroat emperor
  Lethrinus semicinctus Valenciennes in Cuvier and Valenciennes, 1830 -- valid -- black blotch emperor
  Lethrinus variegatus Valenciennes in Cuvier and Valenciennes, 1830 -- valid -- veriegated emperor, slender emperor
  Lethrinus waigiensis Valenciennes in Cuvier and Valenciennes, 1830 -- invalid
  Lethrinus xanthochilus Klunzinger, 1870 -- valid -- yellowlip emperor
  Leucopsarion Hilgendorf, 1880 -- valid
  Leucopsarion petersii Hilgendorf, 1880 -- valid
  Leuresthes Jordan and Gilbert, 1880 -- valid
  Leuresthes sardina (Jenkins and Evermann, 1889) -- valid -- Gulf grunion, pejerrey sardina
  Leuresthes tenuis (Ayres, 1860) -- valid -- California grunion, pejerrey californiano
  Leurochilus Böhlke, 1968 -- valid
  Leurochilus acon Böhlke, 1968 -- valid -- smoothlip stargazer, smoothlip stargazer
  Leuroglossus Gilbert, 1890 -- valid
  Leuropharus Rosenblatt and McCosker, 1970 -- valid
  Leuropharus lasiops Rosenblatt and McCosker, 1970 -- valid -- acned snake eel, tieso pustuloso
  Lhotskia Whitley, 1933 -- invalid
  Lhotskia gavialoides (Castelnau, 1873) -- invalid
  Lichnochromis Trewavas, 1935 -- valid
  Lichnochromis acuticeps Trewavas, 1935 -- valid
  Lignobrycon Eigenmann and Myers, 1929 -- valid
  Lignobrycon myersi (Miranda Ribeiro, 1956) -- valid
  Limbochromis Greenwood, 1987 -- valid
  Limbochromis cavalliensis (Thys van den Audenaerde and Loiselle, 1971) -- valid
  Limbochromis robertsi (Thys van den Audenaerde and Loiselle, 1971) -- valid
  Limia Poey, 1854 -- valid
  Limia caymanensis Rivas and Fink, 1970 -- valid
  Limia dominicensis (Valenciennes in Cuvier and Valenciennes, 1846) -- valid
  Limia fuscomaculata Rivas, 1980 -- valid
  Limia garnieri Rivas, 1980 -- valid
  Limia grossidens Rivas, 1980 -- valid
  Limia heterandria Regan, 1913 -- valid
  Limia immaculata Rivas, 1980 -- valid
  Limia melanogaster (Günther, 1866) -- valid -- black-bellied limia, black-bellied limia, blackbelly limia
  Limia melanonotata Nichols and Myers, 1923 -- valid
  Limia miragoanensis Rivas, 1980 -- valid
  Limia nigrofasciata Regan, 1913 -- valid
  Limia ornata Regan, 1913 -- valid -- ornate limia, ornate limia
  Limia pauciradiata Rivas, 1980 -- valid
  Limia perugiae (Evermann and Clark, 1906) -- valid
  Limia rivasi Franz and Burgess, 1983 -- valid
  Limia sulphurophila Rivas, 1980 -- valid
  Limia tridens (Hilgendorf, 1889) -- valid
  Limia versicolor (Günther, 1866) -- valid -- olive limia, olive limia, varicolored limia
  Limia vittata (Guichenot, 1853) -- valid -- striped mudfish, banded limia, Cuban limia, fanguillo, striped mudfish
  Limia yaguajali Rivas, 1980 -- valid
  Limia zonata (Nichols, 1915) -- valid
  Limnichthys Waite, 1904 -- valid
  Limnichthys donaldsoni Schultz in Schultz et al., 1960 -- invalid
  Limnichthys fasciatus Waite, 1904 -- valid
  Limnichthys nitidus Smith, 1958 -- valid -- sand submarine
  Limnichthys orientalis Yoshino, Kon and Okabe, 1999 -- valid
  Limnichthys polyactis Nelson, 1978 -- valid
  Limnichthys rendahli Parrott, 1958 -- valid
  Limnochromis Regan, 1920 -- valid
  Limnochromis abeelei Poll, 1949 -- valid
  Limnochromis auritus (Boulenger, 1901) -- valid
  Limnochromis otostigma Regan, 1920 -- invalid
  Limnochromis staneri Poll, 1949 -- valid
  Limnotilapia Regan, 1920 -- valid
  Limnotilapia dardennii (Boulenger, 1899) -- valid
  Linkenchelys Smith, 1989 -- valid
  Linkenchelys multipora Smith, 1989 -- valid
  Liobranchia Briggs, 1955 -- valid
  Liobranchia stria Briggs, 1955 -- valid
  Liopropoma Gill, 1861 -- valid
  Liopropoma aberrans (Poey, 1860) -- valid -- eyestripe bass, guardia chino
  Liopropoma africanum (Smith, 1954) -- valid
  Liopropoma aragai Randall and Taylor, 1988 -- valid
  Liopropoma aurora (Jordan and Evermann, 1903) -- valid
  Liopropoma carmabi (Randall, 1963) -- valid -- candy basslet
  Liopropoma collettei Randall and Taylor, 1988 -- valid
  Liopropoma danae (Kotthaus, 1970) -- valid
  Liopropoma dorsoluteum Kon, Yoshino and Sakurai, 1999 -- valid
  Liopropoma erythraeum Randall and Taylor, 1988 -- valid
  Liopropoma eukrines (Starck and Courtenay, 1962) -- valid -- wrasse bass, wrasse basslet
  Liopropoma fasciatum Bussing, 1980 -- valid -- cabrilla arcoiris, rainbow basslet
  Liopropoma flavidum Randall and Taylor, 1988 -- valid
  Liopropoma incomptum Randall and Taylor, 1988 -- valid
  Liopropoma japonicum (Döderlein in Steindachner and Döderlein, 1883) -- valid
  Liopropoma latifasciatum (Tanaka, 1922) -- valid
  Liopropoma lemniscatum Randall and Taylor, 1988 -- valid
  Liopropoma longilepis Garman, 1899 -- valid -- cabrilla aleta escamosa, scalyfin basslet
  Liopropoma lunulatum (Guichenot, 1863) -- valid
  Liopropoma maculatum (Döderlein in Steindachner and Döderlein, 1883) -- valid
  Liopropoma mitratum Lubbock and Randall, 1978 -- valid
  Liopropoma mowbrayi Woods and Kanazawa, 1951 -- valid -- cave bass, guardia rojo, cabrilla de cueva, cave basslet
  Liopropoma multilineatum Randall and Taylor, 1988 -- valid
  Liopropoma pallidum (Fowler, 1938) -- valid
  Liopropoma rosea (Günther, 1880) -- invalid
  Liopropoma rubre Poey, 1861 -- valid -- peppermint bass, guardia suizo, cabrilla menta, peppermint basslet
  Liopropoma susumi (Jordan and Seale, 1906) -- valid
  Liopropoma swalesi (Fowler and Bean, 1930) -- valid
  Liopropoma tonstrinum Randall and Taylor, 1988 -- valid
  Lioteres Smith, 1958 -- invalid
  Lioteres caminatus Smith, 1958 -- invalid -- mourner, mourner
  Lipocheilus Anderson, Talwar and Johnson, 1977 -- valid
  Lipocheilus carnolabrum (Chan, 1970) -- valid -- Tang's Snapper, vivaneau verrue, pargo trompudo
  Lipochromis Regan, 1920 -- invalid
  Lipogenys Goode and Bean, 1895 -- valid
  Lipogenys gilli Goode and Bean, 1895 -- invalid
  Lipogenys gillii Goode and Bean, 1895 -- valid -- blackfin tapirfish, spiny sucker eel
  Lipogramma Böhlke, 1960 -- valid
  Lipogramma anabantoides Böhlke, 1960 -- valid -- spotfin basslet, dusky basslet
  Lipogramma evides Robins and Colin, 1979 -- valid -- banded basslet, cabrilleta cinteada
  Lipogramma flavescens Gilmore and Jones, 1988 -- valid
  Lipogramma klayi Randall, 1963 -- valid
  Lipogramma regia Robins and Colin, 1979 -- invalid
  Lipogramma regium Robins and Colin, 1979 -- valid
  Lipogramma robinsi Gilmore, 1997 -- valid -- yellowbar basslet
  Lipogramma roseum Gilbert in Robins and Colin, 1979 -- valid
  Lipogramma trilineatum Randall, 1963 -- valid -- threeline basslet, cabrilleta tres rayas
  Lipophrys Gill, 1896 -- valid
  Lipophrys adriaticus (Steindachner and Kolombatovic, 1883) -- valid
  Lipophrys bauchotae Wirtz and Bath, 1982 -- valid
  Lipophrys caboverdensis Wirtz and Bath, 1989 -- valid
  Lipophrys canevae (Vinciguerra, 1880) -- valid -- Caneva's blenny
  Lipophrys dalmatinus (Steindachner and Kolombatovic, 1883) -- valid
  Lipophrys heuvelmansi Charousset, 1986 -- valid
  Lipophrys nigriceps (Vinciguerra, 1883) -- valid -- blackheaded blenny
  Lipophrys nigriceps nigriceps (Vinciguerra, 1883) -- valid
  Lipophrys nigriceps portmahonis (Castaños, 1933) -- valid
  Lipophrys pholis (Linnaeus, 1758) -- valid -- shanny, smooth blenny
  Lipophrys velifer (Norman, 1935) -- valid -- sail blenny
  Lissocampus Waite and Hale, 1921 -- valid
  Lissocampus bannwarthi (Duncker, 1915) -- valid
  Lissocampus caudalis Waite and Hale, 1921 -- valid
  Lissocampus fatiloquus (Whitley, 1943) -- valid
  Lissocampus filum (Günther, 1870) -- valid -- shortsnouted pipefish
  Lissocampus runa (Whitley, 1931) -- valid
  Lissonanchus Smith, 1966 -- valid
  Lissonanchus lusheri Smith, 1966 -- valid
  Lithochromis Lippitsch and Seehausen in Seehausen et al., 1998 -- valid
  Lithochromis rubripinnis Seehausen, Lippitsch and Bouton in Seehausen et al., 1998 -- valid
  Lithochromis rufus Seehausen and Lippitsch in Seehausen et al., 1998 -- valid
  Lithochromis xanthopteryx Seehausen and Bouton in Seehausen, Lippitsch, Bouton and Zwennes, 1998 -- valid
  Lithognathus Swainson, 1839 -- valid
  Lithognathus aureti Smith, 1962 -- valid
  Lithognathus lithognathus (Cuvier, 1829) -- valid
  Lithognathus mormyrus (Linnaeus, 1758) -- valid
  Lithognathus olivieri Penrith and Penrith, 1969 -- valid
  Litobranchus Smith-Vaniz and Springer, 1971 -- valid
  Litobranchus fowleri (Herre, 1936) -- valid
  Liza Jordan and Swain, 1884 -- valid -- true lizas
  Loa excelsa Jordan, 1921 -- invalid
  Lobochilotes Boulenger, 1915 -- valid
  Lobochilotes labiatus (Boulenger, 1898) -- valid
  Lobotes Cuvier in Cuvier and Valenciennes, 1830 -- valid
  Lobotes pacificus Gilbert in Jordan and Evermann, 1898 -- valid -- west coast tripletail, West Coast tripletail, dormilona del Pacífico, Pacific tripletail
  Lobotes surinamensis (Bloch, 1790) -- valid -- tripletail, biajaca de mar, Atlantic tripletail, dormilona del Atlántico
  Lobulogobius Koumans in Blegvad and Løppenthin, 1944 -- valid
  Lobulogobius bentuviai Goren, 1984 -- valid
  Lobulogobius morrigu Larson, 1983 -- valid
  Lobulogobius omanensis Koumans in Blegvad and Løppenthin, 1944 -- valid
  Loligorhamphus Whitley, 1931 -- invalid
  Loligorhamphus normani Whitley, 1931 -- invalid -- spatula garfish
  Lonchistium Myers, 1935 -- invalid
  Lonchiurus Bloch, 1793 -- invalid
  Lonchogenys Myers, 1927 -- valid
  Lonchogenys ilisha Myers, 1927 -- valid
  Lonchopisthus Gill, 1862 -- valid
  Lonchopisthus higmani Mead, 1959 -- valid
  Lonchopisthus lemur (Myers, 1935) -- valid
  Lonchopisthus lindneri Ginsburg, 1942 -- invalid -- swordtail jawfish, swordtail jawfish
  Lonchopisthus meadi Menezes and Lima de Figueiredo, 1971 -- valid
  Lonchopisthus micrognathus (Poey, 1860) -- valid -- swordtail jawfish, guardian lanceolado, bocón rayado
  Lonchopisthus sinuscalifornicus Castro-Aguirre and Villavicencio-Garayzar, 1988 -- valid -- bocón cola larga, longtail jawfish
  Lonchurus Bloch, 1793 -- valid
  Lonchurus elegans (Boeseman, 1948) -- valid
  Lonchurus lanceolatus (Bloch, 1788) -- valid
  Lophenchelys fowleri Ben-tuvia, 1953 -- invalid
  Lophiobrycon Castro, Ribeira, Benine and Melo, 2003 -- valid
  Lophiobrycon weitzmani Castro, Ribeira, Benine and Melo, 2003 -- valid
  Lophiogobius Günther, 1873 -- valid
  Lophiogobius ocellicauda Günther, 1873 -- valid
  Lophocephalus anthrax Osório, 1906 -- invalid
  Lophogobius Gill, 1862 -- valid -- crested gobies
  Lophogobius androsensis Breder, 1932 -- valid
  Lophogobius bleekeri Popta, 1921 -- valid
  Lophogobius cristulatus Ginsburg, 1939 -- valid
  Lophogobius cyprinoides (Pallas, 1770) -- valid -- gobio encrestado, crested goby, gobio gallo
  Lopholatilus Goode and Bean, 1879 -- valid
  Lopholatilus chamaeleonticeps Goode and Bean, 1879 -- valid -- blue tilefish, tilefish, conejo amarillo
  Lopholatilus villarii Miranda Ribeiro, 1915 -- valid
  Lophotus Giorna, 1809 -- valid
  Lophotus capellei Temminck and Schlegel, 1845 -- valid -- crestfish, North Pacific crestfish
  Lophotus cepedianus Cloquet, 1823 -- invalid -- crestfish
  Lophotus lacepede Giorna, 1809 -- valid -- fleco de gallo, crestfish
  Lophotus lacepedei Giorna, 1809 -- invalid -- crestfish
  Lophotus machadoi Miranda Ribeiro, 1927 -- valid
  Lotilia Klausewitz, 1960 -- valid
  Lotilia graciliosa Klausewitz, 1960 -- valid
  Lubbockichthys Gill and Edwards, 1999 -- valid
  Lubbockichthys multisquamatus (Allen, 1987) -- valid
  Lubbockichthys tanakai Gill and Senou, 2002 -- valid
  Lubricogobius Tanaka, 1915 -- valid
  Lubricogobius dinah Randall and Senou, 2001 -- valid
  Lubricogobius exiguus Tanaka, 1915 -- valid
  Lubricogobius ornatus Fourmanoir, 1966 -- valid
  Lucania Girard, 1859 -- valid -- brightfin killifishes
  Lucania goodei Jordan, 1880 -- valid -- blue-fintop minnow, bluefin killifish
  Lucania interioris Hubbs and Miller, 1965 -- valid -- Cuatrocienegas killifish, Cuatro Cienegas killifish, sardinilla de Cuatro Ciénegas
  Lucania parva (Baird and Girard in Girard, 1855) -- valid -- rainwater killifish, sardinilla de lluvia
  Lucayablennius Böhlke, 1958 -- valid
  Lucayablennius zingaro (Böhlke, 1957) -- valid -- arrow blenny, arrow blenny
  Luciocephalus Bleeker, 1851 -- valid
  Luciocephalus pulcher (Gray, 1830) -- valid -- pikehead
  Luciogobius Gill, 1859 -- valid
  Luciogobius adapel Okiyama, 2001 -- valid
  Luciogobius albus Regan, 1940 -- valid
  Luciogobius ama (Snyder, 1909) -- valid
  Luciogobius brevipterus Chen, 1932 -- valid
  Luciogobius dormitoris Shiogaki and Dotsu, 1976 -- valid
  Luciogobius elongatus Regan, 1905 -- valid
  Luciogobius grandis Arai, 1970 -- valid
  Luciogobius guttatus Gill, 1859 -- valid
  Luciogobius koma (Snyder, 1909) -- valid
  Luciogobius martellii Di Caporiacco, 1948 -- valid
  Luciogobius pallidus Regan, 1940 -- valid
  Luciogobius parvulus (Snyder, 1909) -- valid
  Luciogobius platycephalus Shiogaki and Dotsu, 1976 -- valid
  Luciogobius saikaiensis Dôtu, 1957 -- valid
  Luciosudis Fraser-Brunner, 1931 -- valid
  Luciosudis normani Fraser-Brunner, 1931 -- valid
  Lumiconger Castle and Paxton, 1984 -- valid
  Lumiconger arafura Castle and Paxton, 1984 -- valid
  Lumpenella Hubbs, 1927 -- valid
  Lumpenella longirostris (Evermann and Goldsborough, 1907) -- valid -- longsnout prickleback
  Lumpenopsis Soldatov, 1916 -- valid
  Lumpenopsis clitella Hastings and Walker, 2003 -- valid
  Lumpenopsis hypochroma (Hubbs and Schultz, 1932) -- valid -- y-prickleback
  Lumpenopsis pavlenkoi Soldatov, 1916 -- valid
  Lumpenopsis triocellata (Matsubara, 1943) -- valid
  Lumpenus Reinhardt, 1836 -- valid -- oarfishes, snake blennies
  Lumpenus fabricii Reinhardt, 1836 -- valid -- slender eelblenny, lompénie élancée
  Lumpenus lampretaeformis (Walbaum, 1792) -- valid -- snakeblenny, serpent blenny, lompénie-serpent
  Lumpenus lumpretaeformis (Walbaum, 1792) -- invalid -- serpent blenny, snake blenny, snakeblenny, lompénie-serpent
  Lumpenus maculatus (Fries, 1838) -- invalid -- daubed shanny, lompénie tâchetée
  Lumpenus sagitta Wilimovsky, 1956 -- valid -- snake prickleback
  Lupinoblennius Herre, 1942 -- valid
  Lupinoblennius dispar Herre, 1942 -- valid -- mangrove blenny
  Lupinoblennius nicholsi (Tavolga, 1954) -- valid -- highfin blenny, borracho aletón
  Lupinoblennius paivai (Pinto, 1958) -- valid
  Lupinoblennius vinctus (Poey, 1867) -- valid -- blenio de mangle, mangrove blenny
  Luposicya Smith, 1959 -- valid
  Luposicya lupus Smith, 1959 -- valid
  Lutjanus Bloch, 1790 -- valid -- common snappers, Snappers, vivaneaux, pargos tropicales
  Lutjanus adetii (Castelnau, 1873) -- valid -- Hussar, yellow banded sea perch, yellow banded snapper, Yellow-banded snapper, Vivaneau de nuit, Pargo nochero
  Lutjanus agennes Bleeker, 1863 -- valid -- grey snapper, African red snapper, Vivaneau africain rouge, Pargo colorado africano
  Lutjanus amabilis (De Vis, 1884) -- invalid -- yellowbanded hussar
  Lutjanus ambiguus (Poey, 1860) -- invalid -- ambiguous snapper
  Lutjanus analis (Cuvier in Cuvier and Valenciennes, 1828) -- valid -- pargo criollo, Mutton Snapper, vivaneau sorbe
  Lutjanus apodus (Walbaum, 1792) -- valid -- cají, pargo canchix, schoolmaster snapper, Schoolmaster, vivaneau dent-chien, pargo amarillo
  Lutjanus aratus (Günther, 1864) -- valid -- pargo raicero, Mullet Snapper, vivaneau radis
  Lutjanus argentimaculatus (Forsskål in Niebuhr, 1775) -- valid -- river snapper, mangrove red snapper, Mangrove Jack, vivaneau des mangroves, pargo de manglar
  Lutjanus argentiventris (Peters, 1869) -- valid -- yellowtail snapper, pargo amarillo, Amarillo Snapper, yellow snapper, vivaneau jaune, huachinango
  Lutjanus aya (Cuvier in Cuvier and Valenciennes, 1828) -- invalid
  Lutjanus bengalensis (Bloch, 1790) -- valid -- Bengal snapper, Vivaneau du Bengale, Pargo de Bengala
  Lutjanus biguttatus (Valenciennes in Cuvier and Valenciennes, 1830) -- valid -- twospot banded snapper, Twospot Snapper
  Lutjanus bitaeniatus (Valenciennes in Cuvier and Valenciennes, 1830) -- valid -- Indonesian Snapper
  Lutjanus blackfordii (Goode and Bean, 1878) -- invalid
  Lutjanus bohar (Fabricius in Niebuhr, 1775) -- valid -- twinspot snapper, twospot red snapper, Red Bass, two-spot red snapper, vivaneau chien rouge, pargo de dos manchas
  Lutjanus boutton (Lacepède, 1802) -- valid -- Moluccan snapper
  Lutjanus buccanella (Cuvier in Cuvier and Valenciennes, 1828) -- valid -- pargo sesí, Blackfin Snapper, vivaneau oreille noire
  Lutjanus campechanus (Poey, 1860) -- valid -- pargo colorado, huachinango del Golfo, Red Snapper, northern red snapper, vivaneau campèche, pargo del Golfo
  Lutjanus carponotatus (Richardson, 1842) -- valid -- stripey sea perch, Spanish flag snapper, stripey, Stripey Snapper
  Lutjanus chrysotaenia (Bleeker, 1851) -- invalid -- goldbanded sea perch, goldbanded sea perch
  Lutjanus coatesi Whitley, 1934 -- invalid -- kelp sea perch
  Lutjanus coeruleolineatus (Rüppell, 1838) -- valid -- blueline snapper, vivaneau strié, pargo estriado
  Lutjanus colorado Jordan and Gilbert, 1882 -- valid -- pargo colorado, Colorado Snapper, vivaneau amarante, pargo rojo
  Lutjanus cyanopterus (Cuvier in Cuvier and Valenciennes, 1828) -- valid -- cubera, pargo cubera, Cubera Snapper, vivaneau cubéra
  Lutjanus decussatus (Cuvier in Cuvier and Valenciennes, 1828) -- valid -- Checkered Snapper, Vivaneau damier, Pargo ajedrezado
  Lutjanus dentatus (Duméril, 1861) -- valid -- African brown snapper, Vivaneau brun d'Afrique, Pargo marrón africano
  Lutjanus dodecacanthoides (Bleeker, 1854) -- valid -- sunbeam snapper
  Lutjanus duodecimlineatus (Valenciennes in Cuvier and Valenciennes, 1830) -- invalid -- bluestriped snapper, bluestriped snapper
  Lutjanus ehrenbergii (Peters, 1869) -- valid -- Ehrenberg's Snapper, Blackspot snapper, Vivaneau encrier, Pargo manchado
  Lutjanus endecacanthus Bleeker, 1863 -- valid -- Guinea snapper, Vivaneau de Guinée, Pargo de Guinea
  Lutjanus erythropterus Bloch, 1790 -- valid -- saddletailed sea perch, Crimson Snapper, Vivaneau cramoisi, Pargo carmesí
  Lutjanus fulgens (Valenciennes in Cuvier and Valenciennes, 1830) -- valid -- Golden African snapper, Vivaneau doré, Pargo dorado africano
  Lutjanus fulviflamma (Forsskål in Niebuhr, 1775) -- valid -- blackaspot, black spot snapper, Blackspot Snapper, Dory snapper, Vivaneau gibelot, Pargo tintero
  Lutjanus fulvus (Forster in Bloch and Schneider, 1801) -- valid -- flame-colored snapper, yellow margined sea perch, Blacktail Snapper, Vivaneau queue noire, Pargo rabo negro
  Lutjanus fuscescens (Valenciennes in Cuvier and Valenciennes, 1830) -- valid -- fuscus snapper, freshwater snapper
  Lutjanus gibbus (Forsskål in Niebuhr, 1775) -- valid -- Paddletail, Humpback red snapper, Vivaneau pagaie, Pargo jorobado
  Lutjanus goldiei (Macleay, 1882) -- valid -- Papuan black snapper, Vivaneau de Papua, Pargo de Papua
  Lutjanus goreensis (Valenciennes in Cuvier and Valenciennes, 1830) -- valid -- Gorean snapper, Vivaneau de Gorée, Pargo de Gorea
  Lutjanus griseus (Linnaeus, 1758) -- valid -- caballerete, pargo mulato, Gray Snapper, Vivaneau sarde grise, Pargo prieto
  Lutjanus guilcheri Fourmanoir, 1959 -- valid -- Yellowfin red snapper, Vivaneau queue jaune, Pargo rabo amarillo
  Lutjanus guttatus (Steindachner, 1869) -- valid -- Spotted Rose Snapper, pargo flamenco, Vivaneau rose, Pargo lunarejo
  Lutjanus hastingsi (Bean, 1898) -- invalid -- bermuda silk snapper, whitewater snapper, bermuda silk snapper, whitewater snapper
  Lutjanus inermis (Peters, 1869) -- valid -- pargo rabirrubia, Pacific rabirubia, Golden Snapper, Vivaneau barbe blonde
  Lutjanus janthinuropterus (Bleeker, 1853) -- invalid -- darktailed sea perch, darktailed sea perch
  Lutjanus jocu (Bloch and Schneider, 1801) -- valid -- jocú, pargo caballera, Dog Snapper, Vivaneau chien, Pargo jocú
  Lutjanus johnii (Bloch, 1792) -- valid -- spotted-scaled sea perch, John's snapper, Golden Snapper, Vivaneau ziebelo, Pargo jaspeado
  Lutjanus jordani (Gilbert in Jordan and Evermann, 1898) -- valid -- pargo colmillón, Jordan's snapper, Whipper Snapper, Vivaneau huachinango, Huachinango
  Lutjanus kasmira (Fabricius in Niebuhr, 1775) -- valid -- bluebanded sea perch, yellow and blue seaperch, Bluestriped Snapper, Common bluestripe snapper, Vivaneau à raies bleues, Pargo de rayas azules
  Lutjanus lemniscatus (Valenciennes in Cuvier and Valenciennes, 1828) -- valid -- ribboned snapper, dark-tailed sea perch, yellow-streaked snapper, Darktail Snapper, Yellowstreaked snapper, Vivaneau à raies jaunes, Pargo de raya amarillas
  Lutjanus lineolatus (Rüppell, 1829) -- invalid -- golden-striped snapper
  Lutjanus lunulatus (Park, 1797) -- valid -- crescent snapper, lunar tail snapper, Lunartail snapper, Vivaneau queue lune, Pargo raboluna
  Lutjanus lutjanus Bloch, 1790 -- valid -- Bigeye Snapper, Vivaneau gros yeux, Pargo de Madras
  Lutjanus madras (Valenciennes in Cuvier and Valenciennes, 1831) -- valid -- Indian snapper
  Lutjanus mahogoni (Cuvier in Cuvier and Valenciennes, 1828) -- valid -- ojanco, pargo ojón, Mahogany Snapper, Vivaneau voyeur
  Lutjanus malabaricus (Bloch and Schneider, 1801) -- valid -- scarlet sea perch, Malabar blood snapper, Saddletail Snapper, Vivaneau malabar, Pargo malabárico
  Lutjanus maxweberi Popta, 1921 -- valid -- pygmy snapper
  Lutjanus mizenkoi Allen and Talbot, 1985 -- valid -- Samoan snapper
  Lutjanus monostigma (Cuvier in Cuvier and Valenciennes, 1828) -- valid -- Onespot Snapper, One-spot snapper, Vivaneau églefin, Pargo eglefino
  Lutjanus nematophorus (Bleeker, 1860) -- invalid
  Lutjanus notatus (Cuvier in Cuvier and Valenciennes, 1828) -- valid -- bluestripped snapper, Bluestriped snapper, Pargo docenario
  Lutjanus novemfasciatus Gill, 1862 -- valid -- black snapper, dog snapper, pargo prieto, Pacific Dog Snapper, Vivaneau charbonnier, Pargo negro
  Lutjanus ophuysenii (Bleeker, 1860) -- valid -- Spotstripe snapper, Yokosuji-fuedai
  Lutjanus peru (Nichols and Murphy, 1922) -- valid -- huachinango del Pacífico, Pacific Red Snapper, Vivaneau garance, Pargo gringo
  Lutjanus purpureus (Poey, 1866) -- valid -- southern red snapper, pargo rojo, Caribbean Red Snapper, Vivaneau rouge, Pargo colorado
  Lutjanus quinquelineatus (Bloch, 1790) -- valid -- Fiveline Snapper, Five-lined snapper, Vivaneau à cinq bandes, Pargo de cinco lineas
  Lutjanus rangus (Cuvier in Cuvier and Valenciennes, 1828) -- invalid -- sweetlip snapper, sweetlip snapper
  Lutjanus rivulatus (Cuvier in Cuvier and Valenciennes, 1828) -- valid -- Maori Snapper, Blubberlip snapper, Vivaneau maori, Pargo maorí
  Lutjanus rufolineatus (Valenciennes in Cuvier and Valenciennes, 1830) -- valid -- Yellowlined Snapper, Yellow-lined snapper
  Lutjanus russelli (Bleeker, 1849) -- invalid -- mosses perch, Moses perch, Russell's snapper
  Lutjanus russellii (Bleeker, 1849) -- valid -- Russell's snapper, Moses perch, Vivaneau hublot, Pargo ojo de buey
  Lutjanus sanguineus (Cuvier in Cuvier and Valenciennes, 1828) -- valid -- Humphead snapper, Vivaneau têtu, Pargo cabezón
  Lutjanus sebae (Cuvier, 1816) -- valid -- Red Emperor, Emperor red snapper, Vivaneau bourgeois, Pargo imperial
  Lutjanus semicinctus Quoy and Gaimard, 1824 -- valid -- black-banded snapper, Blackbanded Snapper
  Lutjanus stellatus Akazaki, 1983 -- valid -- Vivaneau étoilé, Pargo estrellado, Star Snapper, Fuedai
  Lutjanus synagris (Linnaeus, 1758) -- valid -- pargo biajaiba, Lane Snapper, Vivaneau gazou
  Lutjanus timorensis (Quoy and Gaimard, 1824) -- invalid -- Timor snapper
  Lutjanus vaigiensis (Quoy and Gaimard, 1824) -- invalid -- waigeu snapper, yellowmargined sea perch, waigeu snapper, yellowmargined sea perch
  Lutjanus viridis (Valenciennes, 1846) -- valid -- pargo azul-dorado, Blue-and-gold Snapper
  Lutjanus vitta (Quoy and Gaimard, 1824) -- valid -- Brownstripe Snapper, Brownstripe red snapper, Vivaneau à bande brune, Pargo bitilla, Tatefuedai
  Lutjanus vivanus (Cuvier in Cuvier and Valenciennes, 1828) -- valid -- huachinango ojo amarillo, Silk Snapper, Vivaneau soie, Pargo de lo alto
  Luzonichthys Herre, 1936 -- valid
  Luzonichthys earlei Randall, 1981 -- valid
  Luzonichthys microlepis (Smith, 1955) -- valid
  Luzonichthys taeniatus Randall and McCosker, 1992 -- valid
  Luzonichthys waitei (Fowler, 1931) -- valid
  Luzonichthys whitleyi (Smith, 1955) -- valid
  Luzonichthys williamsi Randall and McCosker, 1992 -- valid
  Lycenchelys Gill, 1884 -- valid
  Lycenchelys alba (Vaillant, 1888) -- valid
  Lycenchelys albeola Andriashev, 1958 -- valid
  Lycenchelys albomaculata Toyoshima in Amaoka et al., 1983 -- valid
  Lycenchelys alta Toyoshima, 1985 -- valid
  Lycenchelys antarctica Regan, 1913 -- valid
  Lycenchelys aratrirostris Andriashev and Permitin, 1968 -- valid
  Lycenchelys argentina Marschoff, Torno and Tomo, 1977 -- valid
  Lycenchelys aurantiaca Shinohara and Matsuura, 1998 -- valid
  Lycenchelys bachmanni Gosztonyi, 1977 -- valid
  Lycenchelys bellingshauseni Andriashev and Permitin, 1968 -- valid
  Lycenchelys bullisi Cohen, 1964 -- valid
  Lycenchelys callista Anderson, 1995 -- valid
  Lycenchelys camchatica (Gilbert and Burke, 1912) -- valid
  Lycenchelys camchaticus (Gilbert and Burke, 1912) -- invalid
  Lycenchelys chauliodus Anderson, 1995 -- valid
  Lycenchelys cicatrifer (Garman, 1899) -- valid
  Lycenchelys crotalinus (Gilbert, 1890) -- valid -- snakehead eelpout
  Lycenchelys fedorovi Anderson and Balanov, 2000 -- valid
  Lycenchelys folletti Anderson, 1995 -- valid
  Lycenchelys hadrogeneia Anderson, 1995 -- valid
  Lycenchelys hippopotamus Schmidt, 1950 -- valid
  Lycenchelys hureaui (Andriashev, 1979) -- valid
  Lycenchelys incisa (Garman, 1899) -- valid
  Lycenchelys jordani (Evermann and Goldsborough, 1907) -- valid
  Lycenchelys kolthoffi Jensen, 1904 -- valid
  Lycenchelys lonchoura Anderson, 1995 -- valid
  Lycenchelys maculata Toyoshima, 1985 -- valid
  Lycenchelys makushok Fedorov and Andriashev, 1993 -- valid
  Lycenchelys maoriensis Andriashev and Fedorov, 1986 -- valid
  Lycenchelys melanostomias Toyoshima in Amaoka et al., 1983 -- valid
  Lycenchelys micropora Andriashev, 1955 -- valid
  Lycenchelys microporus Andriashev, 1955 -- invalid
  Lycenchelys monstrosa Anderson, 1982 -- valid
  Lycenchelys muraena (Collett, 1878) -- valid
  Lycenchelys nanospinata Anderson, 1988 -- valid
  Lycenchelys nigripalatum DeWitt and Hureau, 1979 -- valid
  Lycenchelys parini Fedorov, 1995 -- valid
  Lycenchelys paxillus (Goode and Bean, 1879) -- valid -- common wolf eel, lycode commun
  Lycenchelys pearcyi Anderson, 1995 -- valid
  Lycenchelys pentactina Anderson, 1995 -- valid
  Lycenchelys pequenoi Anderson, 1995 -- valid
  Lycenchelys peruana Anderson, 1995 -- valid
  Lycenchelys platyrhina (Jensen, 1902) -- valid
  Lycenchelys platyrhinus (Jensen, 1902) -- invalid
  Lycenchelys plicifera Andriashev, 1955 -- valid
  Lycenchelys pliciferus Andriashev, 1955 -- invalid
  Lycenchelys porifer (Gilbert, 1890) -- valid
  Lycenchelys rassi Andriashev, 1955 -- valid
  Lycenchelys ratmanovi Andriashev, 1955 -- valid
  Lycenchelys remissaria Fedorov, 1995 -- valid
  Lycenchelys rosea Toyoshima, 1985 -- valid
  Lycenchelys sarsi (Collett, 1871) -- invalid -- Sars' wolf eel
  Lycenchelys sarsii (Collett, 1871) -- valid -- Sars' wolf eel
  Lycenchelys scaurus (Garman, 1899) -- valid
  Lycenchelys squamosa Toyoshima in Amaoka et al., 1983 -- valid
  Lycenchelys tohokuensis Anderson and Imamura, 2002 -- valid
  Lycenchelys tristichodon DeWitt and Hureau, 1979 -- valid
  Lycenchelys uschakovi Andriashev, 1958 -- valid
  Lycenchelys verrilli (Goode and Bean, 1877) -- invalid -- wolf eelpout
  Lycenchelys verrillii (Goode and Bean, 1877) -- valid -- wolf eelpout
  Lycenchelys vitiazi Andriashev, 1955 -- valid
  Lycenchelys volki Andriashev, 1955 -- valid
  Lycenchelys wilkesi Anderson, 1988 -- valid
  Lycenchelys xanthoptera Anderson, 1991 -- valid
  Lycodapus Gilbert, 1890 -- valid
  Lycodapus antarcticus Tomo, 1982 -- valid
  Lycodapus australis Norman, 1937 -- valid
  Lycodapus derjugini Andriashev, 1935 -- valid
  Lycodapus dermatinus Gilbert, 1896 -- valid
  Lycodapus endemoscotus Peden and Anderson, 1978 -- valid
  Lycodapus fierasfer Gilbert, 1890 -- valid -- blackmouth eelpout
  Lycodapus leptus Peden and Anderson, 1981 -- valid
  Lycodapus mandibularis Gilbert, 1915 -- valid -- pallid eelpout
  Lycodapus microchir Schmidt, 1950 -- valid
  Lycodapus pachysoma Peden and Anderson, 1978 -- valid
  Lycodapus parviceps Gilbert, 1896 -- valid -- smallhead eelpout
  Lycodapus poecilus Peden and Anderson, 1981 -- valid
  Lycodapus psarostomatus Peden and Anderson, 1981 -- valid -- specklemouth eelpout
  Lycodes Reinhardt, 1831 -- valid
  Lycodes adolfi Nielsen and Fosså, 1993 -- valid
  Lycodes albolineatus Andriashev, 1955 -- valid
  Lycodes albonotatus (Taranetz and Andriashev, 1934) -- valid
  Lycodes bathybius Schmidt, 1950 -- valid
  Lycodes brevipes Bean, 1890 -- valid -- shortfin eelpout
  Lycodes brunneofasciatus Suvorov, 1935 -- valid
  Lycodes camchaticus Gilbert and Burke, 1912 -- invalid
  Lycodes caudimaculatus Matsubara, 1936 -- valid
  Lycodes colletti Popov, 1931 -- valid
  Lycodes concolor Gill and Townsend, 1897 -- valid -- ebony eelpout
  Lycodes cortezianus (Gilbert, 1890) -- valid -- bigfin eelpout
  Lycodes diapterus Gilbert, 1892 -- valid -- black eelpout
  Lycodes esmarkii Collett, 1875 -- valid -- Esmark's eelpout, greater eelpout, lycode d'Esmark
  Lycodes eudipleurostictus Jensen, 1902 -- valid
  Lycodes fasciatus (Schmidt, 1904) -- valid -- banded eelpout
  Lycodes frigidus Collett, 1879 -- valid
  Lycodes fulvus Toyoshima, 1985 -- valid
  Lycodes gracilis Sars, 1867 -- valid
  Lycodes heinemanni Soldatov, 1916 -- valid
  Lycodes hubbsi Matsubara, 1955 -- valid
  Lycodes japonicus Matsubara and Iwai, 1951 -- valid
  Lycodes jenseni Taranetz and Andriashev, 1935 -- valid
  Lycodes jugoricus Knipowitsch, 1906 -- valid -- shulupaoluk
  Lycodes knipowitschi Popov, 1931 -- valid
  Lycodes lavalaei Vladykov and Tremblay, 1936 -- valid -- lycode du Labrador, Newfoundland eelpout
  Lycodes luetkenii Collett, 1880 -- valid
  Lycodes macrochir Schmidt in Taranetz, 1937 -- valid
  Lycodes macrolepis Taranetz and Andriashev, 1935 -- valid
  Lycodes marisalbi Knipowitsch, 1906 -- valid
  Lycodes matsubarai Toyoshima, 1985 -- valid
  Lycodes mcallisteri Møller, 2001 -- valid
  Lycodes microcephalus Jensen, 1902 -- invalid
  Lycodes microlepidotus Schmidt, 1950 -- valid
  Lycodes microporus Toyoshima in Amaoka et al., 1983 -- valid
  Lycodes mucosus Richardson, 1855 -- valid -- saddled eelpout
  Lycodes nakamurae (Tanaka, 1914) -- valid
  Lycodes obscurus Toyoshima, 1985 -- valid
  Lycodes ocellatus Toyoshima, 1985 -- valid
  Lycodes paamiuti Møller, 2001 -- valid
  Lycodes pacificus Collett, 1879 -- valid -- blackbelly eelpout, viruela panza negra
  Lycodes palearis Gilbert, 1896 -- valid -- wattled eelpout
  Lycodes pallidus Collett, 1879 -- valid -- pale eelpout, lycode pâle
  Lycodes paucilepidotus Toyoshima, 1985 -- valid
  Lycodes pectoralis Toyoshima, 1985 -- valid
  Lycodes polaris (Sabine, 1824) -- valid -- lycode polaire, Canadian eelpout
  Lycodes raridens Taranetz and Andriashev in Andriashev, 1937 -- valid -- sparse-toothed lycod, marbled eelpout
  Lycodes reticulatus Reinhardt, 1835 -- valid -- Arctic eelpout, lycode arctique
  Lycodes rossi Malmgren, 1865 -- valid -- threespot eelpout
  Lycodes sadoensis Toyoshima and Honma, 1980 -- valid
  Lycodes sagittarius McAllister, 1976 -- valid -- archer eelpout
  Lycodes schmidti Gratzianov, 1907 -- valid
  Lycodes semenovi Popov, 1931 -- valid
  Lycodes seminudus Reinhardt, 1837 -- valid -- halfnaked lycodes
  Lycodes sigmatoides Lindberg and Krasyukova, 1975 -- valid
  Lycodes soldatovi Taranetz and Andriashev, 1935 -- valid
  Lycodes squamiventer Jensen, 1904 -- valid
  Lycodes tanakae Jordan and Thompson, 1914 -- valid
  Lycodes teraoi Katayama, 1943 -- valid
  Lycodes terraenovae Collett, 1896 -- valid -- Atlantic eelpout
  Lycodes toyamensis (Katayama, 1941) -- valid
  Lycodes turneri Bean, 1879 -- valid -- polar eelpout
  Lycodes uschakovi Popov, 1931 -- valid
  Lycodes vahlii Reinhardt, 1831 -- valid -- Vahl's eelpout, lycode à carreaux, checker eelpout
  Lycodes yamatoi Toyoshima, 1985 -- valid
  Lycodes ygreknotatus Schmidt, 1950 -- valid
  Lycodichthys Pappenheim, 1911 -- valid
  Lycodichthys antarcticus Pappenheim, 1911 -- valid
  Lycodichthys dearborni (DeWitt, 1962) -- valid
  Lycodontis Jordan and Evermann, 1896 -- invalid
  Lycodontis anatinus (Lowe, 1838) -- invalid
  Lycodontis vicinus (Castelnau, 1855) -- invalid
  Lycodonus Goode and Bean, 1883 -- valid
  Lycodonus flagellicauda (Jensen, 1902) -- valid
  Lycodonus malvinensis Gosztonyi, 1981 -- valid
  Lycodonus mirabilis Goode and Bean, 1883 -- valid
  Lycodonus vermiformis Barnard, 1927 -- valid
  Lycogrammoides Soldatov and Lindberg, 1929 -- valid
  Lycogrammoides schmidti Soldatov and Lindberg, 1929 -- valid
  Lyconema Gilbert, 1896 -- valid
  Lyconema barbatum Gilbert, 1896 -- valid -- bearded eelpout, viruela barbona
  Lycozoarces Popov, 1935 -- valid
  Lycozoarces regani Popov, 1933 -- valid
  Lythrypnus Jordan and Evermann, 1896 -- valid
  Lythrypnus alphigena Bussing, 1990 -- valid
  Lythrypnus brasiliensis Greenfield, 1988 -- valid
  Lythrypnus cobalus Bussing, 1990 -- valid
  Lythrypnus crocodilus (Beebe and Tee-Van, 1928) -- valid
  Lythrypnus dalli (Gilbert, 1890) -- valid -- bluebanded goby, gobio bonito
  Lythrypnus elasson Böhlke and Robins, 1960 -- valid -- dwarf goby, gobio enano
  Lythrypnus gilberti (Heller and Snodgrass, 1903) -- valid
  Lythrypnus heterochroma Ginsburg, 1939 -- valid -- diphasic goby, diphasic goby, gobio barreado
  Lythrypnus insularis Bussing, 1990 -- valid -- distant goby, gobio isleño
  Lythrypnus lavenbergi Bussing, 1990 -- valid
  Lythrypnus minimus Garzón and Acero P., 1988 -- valid
  Lythrypnus mowbrayi (Bean, 1906) -- valid
  Lythrypnus nesiotes Böhlke and Robins, 1960 -- valid -- island goby, gobio isla, gobio insular
  Lythrypnus okapia Robins and Böhlke, 1964 -- valid -- okapi goby, okapi goby
  Lythrypnus phorellus Böhlke and Robins, 1960 -- valid -- convict goby, gobio reo
  Lythrypnus pulchellus Ginsburg, 1938 -- valid -- gobio coquetón, gorgeous goby
  Lythrypnus rhizophora (Heller and Snodgrass, 1903) -- valid -- gobio ligero, spottedcheek goby
  Lythrypnus solanensis Acero P., 1981 -- valid
  Lythrypnus spilus Böhlke and Robins, 1960 -- valid -- bluegold goby, gobio marcado
  Lythrypnus zebra (Gilbert, 1890) -- valid -- zebra goby, gobio cebra
  Maccullochella Whitley, 1929 -- valid
  Maccullochella ikei Rowland, 1986 -- valid
  Maccullochella macquariensis (Cuvier in Cuvier and Valenciennes, 1829) -- valid -- trout-cod
  Maccullochella peelii (Mitchell, 1838) -- valid -- Murray cod
  Maccullochella peelii mariensis Rowland, 1993 -- invalid
  Maccullochella peelii peelii (Mitchell, 1838) -- invalid
  Macdonaldia Goode and Bean, 1895 -- invalid
  Macdonaldia africana Gilchrist and Von Bonde, 1924 -- invalid
  Macdonaldia alta Gill and Townsend, 1897 -- invalid
  Macdonaldia longa Gill and Townsend, 1897 -- invalid
  Macdonaldia rostrata (Collett, 1889) -- invalid
  Macolor Bleeker, 1860 -- valid
  Macolor macularis Fowler, 1931 -- valid -- Midnight Snapper
  Macolor niger (Forsskål in Niebuhr, 1775) -- valid -- Black-and-white Snapper, Black and white snapper, Vivaneau plat, Pargo blanco y negro
  Macquaria Cuvier in Cuvier and Valenciennes, 1830 -- valid
  Macquaria ambigua (Richardson, 1845) -- valid -- golden perch
  Macquaria ambigua oriens Musyl and Keenan, 1992 -- invalid
  Macquaria australasica Cuvier in Cuvier and Valenciennes, 1830 -- valid -- black bream, Macquarie perch, mountain perch, silvereye, white-eye
  Macquaria colonorum (Günther, 1863) -- valid -- Australian bass, estuarine perch, estuary perch
  Macquaria novemaculeata (Steindachner, 1866) -- valid -- Australian bass
  Macrocephenchelys Fowler, 1934 -- valid
  Macrocephenchelys brachialis Fowler, 1934 -- valid
  Macrocephenchelys brevirostris (Chen and Weng, 1967) -- valid
  Macrodon Schinz, 1822 -- valid
  Macrodon ancylodon (Bloch and Schneider, 1801) -- valid
  Macrodon mordax (Gilbert and Starks, 1904) -- valid
  Macrodontogobius Herre, 1936 -- valid
  Macrodontogobius wilburi Herre, 1936 -- valid
  Macroparalepis Ege, 1933 -- valid
  Macroparalepis brevis Ege, 1933 -- valid
  Macroparalepis macrogeneion Post, 1973 -- valid
  Macroparalepis nigra (Maul, 1965) -- valid
  Macropharyngodon Bleeker, 1862 -- valid
  Macropharyngodon bipartitus Smith, 1957 -- valid
  Macropharyngodon choati Randall, 1978 -- valid
  Macropharyngodon cyanoguttatus Randall, 1978 -- valid
  Macropharyngodon geoffroy (Quoy and Gaimard, 1824) -- valid
  Macropharyngodon kuiteri Randall, 1978 -- valid
  Macropharyngodon meleagris (Valenciennes in Cuvier and Valenciennes, 1839) -- valid -- guineafowl wrasse
  Macropharyngodon moyeri Shepard and Meyer, 1978 -- valid
  Macropharyngodon negrosensis Herre, 1932 -- valid
  Macropharyngodon ornatus Randall, 1978 -- valid
  Macropharyngodon vivienae Randall, 1978 -- valid
  Macropleurodus Regan, 1922 -- valid
  Macropleurodus bicolor (Boulenger, 1906) -- valid
  Macropodus Lacepède, 1801 -- valid
  Macropodus chinensis (Bloch, 1790) -- invalid -- roundtailed paradise fish
  Macropodus concolor Ahl, 1937 -- invalid
  Macropodus cupanus (Cuvier in Cuvier and Valenciennes, 1831) -- invalid -- spiketailed paradise fish
  Macropodus cupanus cupanus (Cuvier in Cuvier and Valenciennes, 1831) -- invalid
  Macropodus erythropterus Freyhof and Herder, 2002 -- valid
  Macropodus hongkongensis Freyhof and Herder, 2002 -- valid
  Macropodus ocellatus Cantor, 1842 -- valid
  Macropodus opercularis (Linnaeus, 1758) -- valid -- paradise fish
  Macropodus opercularis concolor Ahl, 1937 -- invalid -- black paradise fish
  Macropodus pugnax Cantor, 1849 -- invalid
  Macropodus spechti Schreitmüller, 1936 -- valid
  Macropsobrycon Eigenmann, 1915 -- valid
  Macropsobrycon uruguayanae Eigenmann, 1915 -- valid
  Macroramphosus Lacepède, 1803 -- valid -- snipefishes
  Macroramphosus gracilis (Lowe, 1839) -- valid -- slender snipefish, tirador alargado, trompetero flaco
  Macroramphosus scolopax (Linnaeus, 1758) -- valid -- longspine snipefish, trompetero copete
  Macrorhamphosus Lacepède, 1803 -- invalid -- snipefishes, snipefishes
  Macrospinosa Mohan, 1969 -- valid
  Macrospinosa cuja (Hamilton, 1822) -- valid
  Magnisudis Harry, 1953 -- valid
  Magosternarchus Lundberg, Cox Fernandes and Albert in Lundberg et al., 1996 -- valid
  Magosternarchus duccis Lundberg, Cox Fernandes and Albert in Lundberg et al., 1996 -- valid
  Magosternarchus raptor Lundberg, Cox Fernandes and Albert in Lundberg et al., 1996 -- valid
  Mahidolia Smith, 1932 -- valid
  Mahidolia mystacina (Valenciennes in Cuvier and Valenciennes, 1837) -- valid
  Makaira ampla (Poey, 1860) -- invalid -- blue marlin
  Makaira herscheli (Gray, 1838) -- invalid -- spearfish
  Makaira herschelii (Gray, 1838) -- invalid -- marlin, spearfish
  Malacanthus Cuvier, 1829 -- valid
  Malacanthus brevirostris Guichenot, 1848 -- valid
  Malacanthus hoedti Bleeker, 1859 -- invalid -- stripetail tilefish, stripetail tilefish
  Malacanthus hoedtii Bleeker, 1859 -- invalid
  Malacanthus latovittatus (Lacepède, 1801) -- valid -- blue whiting, blue blanquillo, blue whiting
  Malacanthus plumieri (Bloch, 1786) -- valid -- sand tilefish, matejuelo blanco, matajuelo blanco
  Malacoctenus Gill, 1860 -- valid
  Malacoctenus africanus Cadenat, 1951 -- valid
  Malacoctenus aurolineatus Smith, 1957 -- valid -- goldline blenny, sapito lincado, trambollo lineado
  Malacoctenus boehlkei Springer, 1959 -- valid -- diamond blenny, diamond blenny, trambollo diamantino
  Malacoctenus costaricanus Springer, 1959 -- valid
  Malacoctenus delalandei (Valenciennes in Cuvier and Valenciennes, 1836) -- invalid
  Malacoctenus delalandii (Valenciennes in Cuvier and Valenciennes, 1836) -- valid -- Delalande blenny, sapito de lalandi
  Malacoctenus ebisui Springer, 1959 -- valid -- fishgod blenny, trambollo dorado
  Malacoctenus erdmani Smith, 1957 -- valid -- imitator blenny, imitator blenny, sapito imitador, trambollo imitador
  Malacoctenus gigas Springer, 1959 -- valid -- Sonora blenny, trambollo de Sonora
  Malacoctenus gilli (Steindachner, 1867) -- valid -- dusky blenny, dusky blenny, sapito pardo, trambollo pardo
  Malacoctenus hubbsi Springer, 1959 -- valid -- redside blenny, trambollo rojo
  Malacoctenus macropus (Poey, 1868) -- valid -- rosy blenny, sapito rosado, trambollo rosado
  Malacoctenus margaritae (Fowler, 1944) -- valid -- margarita blenny, trambollo margarita
  Malacoctenus tetranemus (Cope, 1877) -- valid -- throatspotted blenny, trambollo pintado
  Malacoctenus triangulatus Springer, 1959 -- valid -- saddled blenny, saddle blenny, sapito de inontura, trambollo ensillado
  Malacoctenus versicolor (Poey, 1876) -- valid -- barfin blenny, barfin blenny, sapito multicolor, trambollo multicolor
  Malacoctenus zacae Springer, 1959 -- valid -- trambollo aletiamarilla, Zaca blenny
  Malacoctenus zonifer (Jordan and Gilbert, 1882) -- valid -- glossy blenny, trambollo brilloso
  Malacoctenus zonogaster Heller and Snodgrass, 1903 -- valid
  Malacosarcus Günther, 1887 -- valid
  Malacosarcus macrostoma (Günther, 1878) -- valid
  Malakichthys Döderlein in Steindachner and Döderlein, 1883 -- valid
  Malakichthys barbatus Yamanoue and Yoseda, 2001 -- valid
  Malakichthys elegans Matsubara and Yamaguti, 1943 -- valid
  Malakichthys griseus Döderlein in Steindachner and Döderlein, 1883 -- valid
  Malakichthys levis Yamanoue and Matsuura, 2001 -- valid
  Malakichthys mochizuki Yamanoue and Matsuura, 2001 -- valid
  Malakichthys wakiyae Jordan and Hubbs, 1925 -- valid
  Malapterus Valenciennes in Cuvier and Valenciennes, 1839 -- valid
  Malapterus reticulatus Valenciennes in Cuvier and Valenciennes, 1839 -- valid
  Malpulutta Deraniyagala, 1937 -- valid
  Malpulutta kretseri Deraniyagala, 1937 -- valid -- de kretser's fish
  Malvoliophis Whitley, 1934 -- valid
  Malvoliophis pinguis (Günther, 1872) -- valid
  Manacopus Herre, 1940 -- invalid
  Mangarinus Herre, 1943 -- valid -- chiseltooth gobies
  Mangarinus waterousi Herre, 1943 -- valid -- chiseltooth goby
  Maratecoara Costa, 1995 -- valid
  Maratecoara formosa Costa and Brasil in Costa, 1995 -- valid
  Maratecoara lacortei (Lazara, 1991) -- valid
  Maravichromis Eccles and Trewavas, 1989 -- valid
  Maravichromis anaphyrmus (Burgess and Axelrod, 1973) -- valid
  Maravichromis balteatus (Trewavas, 1935) -- valid
  Maravichromis epichorialis (Trewavas, 1935) -- valid
  Maravichromis ericotaenia (Regan, 1922) -- valid
  Maravichromis formosus (Trewavas, 1935) -- valid
  Maravichromis guentheri (Regan, 1922) -- valid
  Maravichromis incola (Trewavas, 1935) -- valid
  Maravichromis labidodon (Trewavas, 1935) -- valid
  Maravichromis lateristriga (Günther, 1864) -- valid
  Maravichromis melanotaenia (Regan, 1922) -- valid
  Maravichromis mola (Trewavas, 1935) -- valid
  Maravichromis mollis (Trewavas, 1935) -- valid
  Maravichromis obtusus (Trewavas, 1935) -- valid
  Maravichromis plagiotaenia (Regan, 1922) -- valid
  Maravichromis sphaerodon (Regan, 1922) -- valid
  Marcusenius Gill, 1862 -- valid
  Marcusenius abadii (Boulenger, 1901) -- valid
  Marcusenius annamariae (Parenzan, 1939) -- valid
  Marcusenius bentleyi (Boulenger, 1897) -- valid
  Marcusenius brucii (Boulenger, 1910) -- valid
  Marcusenius bruyerei (Pellegrin, 1904) -- invalid
  Marcusenius cuangoanus (Poll, 1967) -- valid
  Marcusenius cyprinoides (Linnaeus, 1758) -- valid
  Marcusenius deboensis (Daget, 1954) -- valid
  Marcusenius dundoensis (Poll, 1967) -- valid
  Marcusenius friteli (Pellegrin, 1904) -- valid
  Marcusenius furcidens (Pellegrin, 1920) -- valid
  Marcusenius fuscus (Pellegrin, 1901) -- valid
  Marcusenius ghesquierei (Poll, 1945) -- valid
  Marcusenius greshoffii (Schilthuis, 1891) -- valid
  Marcusenius intermedius Pellegrin, 1924 -- valid
  Marcusenius kutuensis (Boulenger, 1899) -- valid
  Marcusenius leopoldianus (Boulenger, 1899) -- valid
  Marcusenius livingstonii (Boulenger, 1899) -- valid
  Marcusenius macrolepidotus (Peters, 1852) -- valid
  Marcusenius macrolepidotus angolensis (Boulenger, 1905) -- valid
  Marcusenius macrolepidotus macrolepidotus (Peters, 1852) -- valid
  Marcusenius macrophthalmus (Pellegrin, 1924) -- valid
  Marcusenius mento (Boulenger, 1890) -- valid
  Marcusenius meronai Bigorne and Paugy, 1990 -- valid
  Marcusenius monteiri (Günther, 1873) -- valid
  Marcusenius moorii (Günther, 1867) -- valid
  Marcusenius ntemensis (Pellegrin, 1927) -- valid
  Marcusenius nyasensis (Worthington, 1933) -- valid
  Marcusenius rheni (Fowler, 1936) -- valid
  Marcusenius rhodesianus (Määr, 1962) -- valid
  Marcusenius sanagaensis Boden, Teugels and Hopkins, 1997 -- valid
  Marcusenius schilthuisiae (Boulenger, 1899) -- valid
  Marcusenius senegalensis (Steindachner, 1870) -- valid
  Marcusenius senegalensis gracilis (Pellegrin, 1922) -- valid
  Marcusenius senegalensis pfaffi (Fowler, 1958) -- valid
  Marcusenius senegalensis senegalensis (Steindachner, 1870) -- valid
  Marcusenius stanleyanus (Boulenger, 1897) -- valid
  Marcusenius thomasi (Boulenger, 1916) -- valid
  Marcusenius ussheri (Günther, 1867) -- valid
  Marcusenius victoriae (Worthington, 1929) -- valid
  Markiana Eigenmann, 1903 -- valid
  Markiana geayi (Pellegrin, 1908) -- valid
  Markiana nigripinnis (Perugia, 1891) -- valid
  Marosatherina Aarn, Ivantsoff and Kottelat, 1998 -- valid
  Marosatherina ladigesi (Ahl, 1936) -- valid
  Maroubra Whitley, 1948 -- valid
  Maroubra perserrata Whitley, 1948 -- valid
  Maroubra yasudai Dawson, 1983 -- valid
  Mastacembelus paucispinis Boulenger, 1899 -- invalid -- short-finned spiny eel, short-finned spiny eel
  Matsubaraea Taki, 1953 -- valid
  Matsubaraea fusiforme (Fowler, 1943) -- valid
  Mauligobius Miller, 1984 -- valid
  Mauligobius maderensis (Valenciennes in Cuvier and Valenciennes, 1837) -- valid
  Mauligobius nigri (Günther, 1861) -- valid
  Maylandia Meyer and Foerster, 1984 -- valid
  Maynea Cunningham, 1871 -- valid
  Maynea puncta (Jenyns, 1842) -- valid
  Mazarunia Kullander, 1990 -- valid
  Mazarunia mazarunii Kullander, 1990 -- valid
  Mbipia Lippitsch and Seehausen in Seehausen et al., 1998 -- valid
  Mbipia lutea Seehausen and Bouton in Seehausen, Lippitsch, Bouton and Zwennes, 1998 -- valid
  Mbipia mbipi Lippitsch and Bouton in Seehausen, Lippitsch, Bouton and Zwennes, 1998 -- valid
  Mccoskerichthys Rosenblatt and Stephens, 1978 -- valid
  Mccoskerichthys sandae Rosenblatt and Stephens, 1978 -- valid
  Meadia Böhlke, 1951 -- valid
  Meadia abyssalis (Kamohara, 1938) -- valid
  Meadia roseni Mok, Lee and Chan, 1991 -- valid
  Mecaenichthys Whitley, 1929 -- valid
  Mecaenichthys immaculatus (Ogilby, 1885) -- valid -- green puller
  Medialuna Jordan and Fesler, 1893 -- valid
  Medialuna ancietae Chirichigno F., 1987 -- valid
  Medialuna californiensis (Steindachner, 1876) -- valid -- halfmoon, chopa medialuna
  Medusablennius Springer, 1966 -- valid
  Medusablennius chani Springer, 1966 -- valid
  Megadontognathus Mago-Leccia, 1994 -- valid
  Megadontognathus cuyuniense Mago-Leccia, 1994 -- valid
  Megadontognathus kaitukaensis Campos-da-Paz, 1999 -- valid
  Megalamphodus Eigenmann, 1915 -- invalid
  Megalebias Costa, 1998 -- valid
  Megalebias cheradophilus (Vaz-Ferreira, Sierra de Soriano and Scaglia de Paulete, 1964) -- valid
  Megalebias elongatus (Steindachner, 1881) -- valid
  Megalebias monstrosus (Huber, 1995) -- valid
  Megalebias prognathus (Amato, 1986) -- valid
  Megalebias wolterstorffi (Ahl, 1924) -- valid
  Megalomycter Myers and Freihofer, 1966 -- valid
  Megalomycter teevani Myers and Freihofer, 1966 -- valid
  Megalonibea Chu, Lo and Wu, 1963 -- valid
  Megalonibea fusca Chu, Lo and Wu, 1963 -- valid
  Megalops Lacepède, 1803 -- valid -- tarpons
  Megalops atlanticus Valenciennes in Cuvier and Valenciennes, 1847 -- valid -- tarpon, sábalo
  Megalops cyprinoides (Broussonet, 1782) -- valid -- Indo-Pacific tarpon, tarpón indo-pacífico, tarpon indo-pacifique, oxeye
  Megupsilon Miller and Walters, 1972 -- valid
  Megupsilon aporus Miller and Walters, 1972 -- valid -- Catarina pupfish, cachorrito enano de Potosí
  Meiacanthus Norman, 1943 -- valid
  Meiacanthus abditus Smith-Vaniz, 1987 -- valid
  Meiacanthus anema (Bleeker, 1852) -- valid
  Meiacanthus atrodorsalis (Günther, 1877) -- valid
  Meiacanthus bundoon Smith-Vaniz, 1976 -- valid
  Meiacanthus crinitus Smith-Vaniz, 1987 -- valid
  Meiacanthus ditrema Smith-Vaniz, 1976 -- valid
  Meiacanthus fraseri Smith-Vaniz, 1976 -- valid
  Meiacanthus geminatus Smith-Vaniz, 1976 -- valid
  Meiacanthus grammistes (Valenciennes in Cuvier and Valenciennes, 1836) -- valid -- creamy striped blenny, creamy striped blenny, striped blenny
  Meiacanthus kamoharai Tomiyama in Tomiyama and Abe, 1956 -- valid
  Meiacanthus limbatus Smith-Vaniz, 1987 -- valid
  Meiacanthus lineatus (De Vis, 1884) -- valid
  Meiacanthus luteus Smith-Vaniz, 1987 -- valid
  Meiacanthus mossambicus Smith, 1959 -- valid
  Meiacanthus naevius Smith-Vaniz, 1987 -- valid
  Meiacanthus nigrolineatus Smith-Vaniz, 1969 -- valid
  Meiacanthus oualanensis (Günther, 1880) -- valid
  Meiacanthus phaeus Smith-Vaniz, 1976 -- valid
  Meiacanthus procne Smith-Vaniz, 1976 -- valid
  Meiacanthus reticulatus Smith-Vaniz, 1976 -- valid
  Meiacanthus smithi Klausewitz, 1962 -- valid
  Meiacanthus tongaensis Smith-Vaniz, 1987 -- valid
  Meiacanthus urostigma Smith-Vaniz, Satapoomin and Allen, 2001 -- valid
  Meiacanthus vicinus Smith-Vaniz, 1987 -- valid
  Meiacanthus vittatus Smith-Vaniz, 1976 -- valid
  Melamphaes Günther, 1864 -- valid
  Melamphaes acanthomus Ebeling, 1962 -- valid
  Melamphaes danae Ebeling, 1962 -- valid
  Melamphaes ebelingi Keene, 1973 -- valid
  Melamphaes eulepis Ebeling, 1962 -- valid
  Melamphaes hubbsi Ebeling, 1962 -- valid
  Melamphaes indicus Ebeling, 1962 -- valid
  Melamphaes janae Ebeling, 1962 -- valid
  Melamphaes laeviceps Ebeling, 1962 -- valid
  Melamphaes leprus Ebeling, 1962 -- valid
  Melamphaes longivelis Parr, 1933 -- valid
  Melamphaes lugubris Gilbert, 1891 -- valid -- highsnout melamphid, highsnout melamphid
  Melamphaes macrocephalus Parr, 1931 -- valid
  Melamphaes megalops Lütken, 1878 -- invalid
  Melamphaes microlepis Norman, 1937 -- invalid
  Melamphaes microps (Günther, 1878) -- valid
  Melamphaes nycterinus Gilbert, 1915 -- invalid
  Melamphaes parini Kotlyar, 1999 -- valid
  Melamphaes parvus Ebeling, 1962 -- valid
  Melamphaes polylepis Ebeling, 1962 -- valid
  Melamphaes pumilus Ebeling, 1962 -- valid
  Melamphaes simus Ebeling, 1962 -- valid
  Melamphaes spinifer Ebeling, 1962 -- valid
  Melamphaes suborbitalis (Gill, 1883) -- valid
  Melamphaes triceratops Roule and Angel, 1933 -- invalid
  Melamphaes typhlops (Lowe, 1843) -- valid
  Melamphaes unicornis Gilbert, 1905 -- invalid
  Melaniris Meek, 1902 -- invalid
  Melanocharacidium Buckup, 1993 -- valid
  Melanocharacidium auroradiatum Costa and Vicente, 1994 -- valid
  Melanocharacidium blennioides (Eigenmann, 1909) -- valid
  Melanocharacidium compressus Buckup, 1993 -- valid
  Melanocharacidium depressum Buckup, 1993 -- valid
  Melanocharacidium dispilomma Buckup, 1993 -- valid
  Melanocharacidium melanopteron Buckup, 1993 -- valid
  Melanocharacidium nigrum Buckup, 1993 -- valid
  Melanocharacidium pectorale Buckup, 1993 -- valid
  Melanocharacidium rex (Böhlke, 1958) -- valid
  Melanochromis Trewavas, 1935 -- valid -- twostripe mbunas
  Melanochromis auratus (Boulenger, 1897) -- valid -- golden mbuna, Malawi golden cichlid, turquoise-gold cichlid
  Melanochromis baliodigma Bowers and Stauffer, 1997 -- valid
  Melanochromis benetos Bowers and Stauffer, 1997 -- valid
  Melanochromis brevis Trewavas, 1935 -- valid
  Melanochromis chipokae Johnson, 1975 -- valid
  Melanochromis cyaneorhabdos Bowers and Stauffer, 1997 -- valid
  Melanochromis dialeptos Bowers and Stauffer, 1997 -- valid
  Melanochromis elastodema Bowers and Stauffer, 1997 -- valid
  Melanochromis heterochromis Bowers and Stauffer, 1993 -- valid
  Melanochromis interruptus Johnson, 1975 -- valid
  Melanochromis joanjohnsonae (Johnson, 1974) -- valid
  Melanochromis johannii (Eccles, 1973) -- valid -- blue mbuna
  Melanochromis labrosus Trewavas, 1935 -- valid
  Melanochromis lepidiadaptes Bowers and Stauffer, 1997 -- valid
  Melanochromis loriae Johnson, 1975 -- valid
  Melanochromis melanopterus Trewavas, 1935 -- valid
  Melanochromis mellitus Johnson, 1976 -- valid
  Melanochromis parallelus Burgess and Axelrod, 1976 -- valid
  Melanochromis perileucos Bowers and Stauffer, 1997 -- valid
  Melanochromis perspicax Trewavas, 1935 -- valid
  Melanochromis robustus Johnson, 1985 -- valid
  Melanochromis simulans Eccles, 1973 -- valid
  Melanochromis vermivorus Trewavas, 1935 -- valid
  Melanochromis xanthodigma Bowers and Stauffer, 1997 -- valid
  Melanorhinus Metzelaar, 1919 -- valid
  Melanorhinus boekei Metzelaar, 1919 -- valid
  Melanorhinus cyanellus (Meek and Hildebrand, 1923) -- valid -- blackback silverside, pejerrey azulado
  Melanorhinus microps (Poey, 1860) -- valid -- querimana silverside, cabezote rey, Querimana silverside
  Melanostigma Günther, 1881 -- valid
  Melanostigma atlanticum Koefoed, 1952 -- valid -- Atlantic soft pout, mollasse atlantique
  Melanostigma bathium Bussing, 1965 -- valid
  Melanostigma gelatinosum Günther, 1881 -- valid
  Melanostigma inexpectatum Parin, 1977 -- valid
  Melanostigma orientale Tominaga, 1971 -- valid
  Melanostigma pammelas Gilbert, 1896 -- valid -- black eelpout, midwater eelpout, viruela carbonera, black eelpout
  Melanostigma vitiazi Parin, 1979 -- valid
  Melanotaenia Gill, 1862 -- valid
  Melanotaenia affinis (Weber, 1907) -- valid
  Melanotaenia ajamaruensis Allen and Cross, 1980 -- valid
  Melanotaenia angfa Allen, 1990 -- valid
  Melanotaenia arfakensis Allen, 1990 -- valid
  Melanotaenia batanta Allen and Renyaan, 1998 -- valid
  Melanotaenia boesemani Allen and Cross, 1980 -- valid
  Melanotaenia caerulea Allen, 1996 -- valid
  Melanotaenia catherinae (de Beaufort, 1910) -- valid
  Melanotaenia corona Allen, 1982 -- valid
  Melanotaenia duboulayi (Castelnau, 1878) -- valid
  Melanotaenia eachamensis Allen and Cross, 1982 -- valid
  Melanotaenia exquisita Allen, 1978 -- valid
  Melanotaenia fluviatilis (Castelnau, 1878) -- valid -- Australian rainbowfish
  Melanotaenia fredericki (Fowler, 1939) -- valid
  Melanotaenia goldiei (Macleay, 1883) -- valid
  Melanotaenia gracilis Allen, 1978 -- valid
  Melanotaenia herbertaxelrodi Allen, 1981 -- valid
  Melanotaenia irianjaya Allen, 1985 -- valid
  Melanotaenia iris Allen, 1987 -- valid
  Melanotaenia japenensis Allen and Cross, 1980 -- valid
  Melanotaenia kamaka Allen and Renyaan, 1996 -- valid
  Melanotaenia lacustris Munro, 1964 -- valid
  Melanotaenia lakamora Allen and Renyaan, 1996 -- valid
  Melanotaenia maccullochi Ogilby, 1915 -- valid -- dwarf rainbowfish, dwarf rainbowfish
  Melanotaenia maylandi Allen, 1983 -- valid
  Melanotaenia misoolensis Allen, 1982 -- valid
  Melanotaenia monticola Allen, 1980 -- valid
  Melanotaenia mubiensis Allen, 1996 -- valid
  Melanotaenia nigrans (Richardson, 1843) -- valid -- Australian redtailed rainbowfish
  Melanotaenia ogilbyi Weber, 1910 -- valid
  Melanotaenia oktediensis Allen and Cross, 1980 -- valid
  Melanotaenia papuae Allen, 1981 -- valid
  Melanotaenia parkinsoni Allen, 1980 -- valid
  Melanotaenia parva Allen, 1990 -- valid
  Melanotaenia pierucciae Allen and Renyaan, 1996 -- valid
  Melanotaenia pimaensis Allen, 1981 -- valid
  Melanotaenia praecox (Weber and de Beaufort, 1922) -- valid
  Melanotaenia pygmaea Allen, 1978 -- valid
  Melanotaenia rubripinnis Allen and Renyaan, 1998 -- valid
  Melanotaenia sexlineata (Munro, 1964) -- valid
  Melanotaenia solata Taylor, 1964 -- valid
  Melanotaenia splendida (Peters, 1866) -- valid
  Melanotaenia sylvatica Allen, 1997 -- valid
  Melanotaenia trifasciata (Rendahl, 1922) -- valid
  Melanotaenia utcheensis McGuigan, 2001 -- valid
  Melanotaenia vanheurni (Weber and de Beaufort, 1922) -- valid
  Melapedalion Fowler, 1934 -- valid
  Melapedalion breve (Seale, 1910) -- valid
  Melichthys ringens (Osbeck, 1770) -- invalid -- black filefish
  Membras Bonaparte, 1836 -- valid -- smoothscaled silversides, rough silversides
  Membras analis (Schultz, 1948) -- valid
  Membras argentea (Schultz, 1948) -- valid
  Membras dissimilis (Carvalho, 1956) -- valid
  Membras gilberti (Jordan and Bollman, 1890) -- valid -- landia silverside, pejerrey landia
  Membras martinica (Valenciennes in Cuvier and Valenciennes, 1835) -- valid -- rough silverside, pejerrey rasposo
  Membras vagrans (Goode and Bean, 1879) -- valid
  Mendosoma Guichenot, 1848 -- valid
  Mendosoma caerulescens Guichenot, 1848 -- valid
  Mendosoma fernandezianum Guichenot, 1848 -- valid
  Mendosoma lineatum Guichenot, 1848 -- valid
  Mendosoma lineatus Guichenot, 1848 -- invalid -- telescope fish, telescope fish
  Mene Lacepède, 1803 -- valid
  Mene maculata (Bloch and Schneider, 1801) -- valid -- moonfish, moonfish
  Menidia Bonaparte, 1836 -- valid -- Atlantic silversides
  Menidia audens Hay, 1882 -- invalid -- mississippi silverside, Mississippi silverside
  Menidia beryllina (Cope, 1867) -- valid -- inland silverside, tidewater silverside, plateadito salado
  Menidia clarkhubbsi Echelle and Mosier, 1982 -- valid -- Texas silverside
  Menidia colei Hubbs, 1936 -- valid -- golden silverside, plateadito de Progreso
  Menidia conchorum Hildebrand and Ginsburg, 1927 -- valid -- key silverside
  Menidia extensa Hubbs and Raney, 1946 -- valid -- Waccamaw silverside
  Menidia menidia (Linnaeus, 1766) -- valid -- Atlantic silverside, capucette
  Menidia notata (Mitchill, 1815) -- invalid -- whitebait
  Menidia peninsulae (Goode and Bean, 1879) -- valid -- tidewater silverside, plateadito playero
  Menticirrhus Gill, 1861 -- valid -- kingfishes, weakfishes
  Menticirrhus americanus (Linnaeus, 1758) -- valid -- southern kingfish, jewsharp drummer, berrugato zorro
  Menticirrhus elongatus (Günther, 1864) -- valid -- verrugata, verrugata, berrugato fino, slender kingfish
  Menticirrhus focaliger Ginsburg, 1952 -- invalid -- Gulf minkfish
  Menticirrhus littoralis (Holbrook, 1847) -- valid -- Gulf kingfish, berrugato del Golfo
  Menticirrhus nasus (Günther, 1868) -- valid -- berrugato real, highfin kingfish
  Menticirrhus ophicephalus (Jenyns, 1840) -- valid
  Menticirrhus paitensis Hildebrand, 1946 -- valid -- berrugato chulo, Paita kingfish
  Menticirrhus panamensis (Steindachner, 1877) -- valid -- berrugato panameño, Panama kingfish
  Menticirrhus saxatilis (Bloch and Schneider, 1801) -- valid -- northern kingfish, Gulf minkfish, berrugato ratón
  Menticirrhus undulatus (Girard, 1854) -- valid -- California corbina, California whiting, berrugato californiano
  Merogymnoides Whitley, 1966 -- valid
  Merogymnoides carpentariae Whitley, 1966 -- valid
  Merogymnus Ogilby, 1908 -- invalid
  Merogymnus eximius Ogilby, 1908 -- invalid -- harlequin smiler, harlequin smiler
  Merolepis Rafinesque, 1810 -- invalid
  Mesoborus Pellegrin, 1900 -- valid
  Mesoborus crocodilus Pellegrin, 1900 -- valid
  Mesogobius Bleeker, 1874 -- valid
  Mesogobius batrachocephalus (Pallas, 1814) -- valid -- toad goby, toad goby
  Mesogobius gymnotrachelus (Kessler, 1857) -- invalid -- goad goby, goad goby
  Mesogobius nigronotatus (Kessler, 1877) -- valid
  Mesogobius nonultimus (Iljin, 1936) -- valid
  Mesonauta Günther, 1862 -- valid
  Mesonauta acora (Castelnau, 1855) -- valid
  Mesonauta egregius Kullander and Silfvergrip, 1991 -- valid
  Mesonauta festivus (Heckel, 1840) -- valid -- festivum, festivum
  Mesonauta guyanae Schindler, 1998 -- valid
  Mesonauta insignis (Heckel, 1840) -- valid
  Mesonauta mirificus Kullander and Silfvergrip, 1991 -- valid
  Mesoprion analis Cuvier in Cuvier and Valenciennes, 1828 -- invalid
  Mesoprion buccanella Cuvier in Cuvier and Valenciennes, 1828 -- invalid
  Metavelifer Walters, 1960 -- valid
  Metavelifer multiradiatus (Regan, 1907) -- valid
  Metopomycter Gilbert, 1905 -- invalid
  Metopomycter denticulatus Gilbert, 1905 -- invalid
  Metriaclima Stauffer, Bowers, Kellogg, and McKaye, 1997 -- valid
  Metriaclima benetos Stauffer, Bowers, Kellogg and McKaye, 1997 -- valid
  Metriaclima callainos (Stauffer and Hert, 1992) -- valid
  Metriaclima chrysomallos Stauffer, Bowers, Kellogg and McKaye, 1997 -- valid
  Metriaclima cyneusmarginatus Stauffer, Bowers, Kellogg and McKaye, 1997 -- valid
  Metriaclima emmiltos Stauffer, Bowers, Kellogg and McKaye, 1997 -- valid
  Metriaclima greshakei (Meyer and Foerster, 1984) -- valid
  Metriaclima mbenjii Stauffer, Bowers, Kellogg and McKaye, 1997 -- valid
  Metriaclima melabranchion Stauffer, Bowers, Kellogg and McKaye, 1997 -- valid
  Metriaclima phaeos Stauffer, Bowers, Kellogg and McKaye, 1997 -- valid
  Metriaclima pyrsonotos Stauffer, Bowers, Kellogg and McKaye, 1997 -- valid
  Metriaclima sandaracinos Stauffer, Bowers, Kellogg and McKaye, 1997 -- valid
  Metriaclima thapsinogen Stauffer, Bowers, Kellogg and McKaye, 1997 -- valid
  Metriaclima xanstomachus (Stauffer and Boltz, 1989) -- valid
  Metriaclima zebra (Boulenger, 1899) -- valid -- Nyassa blue cichlid, zebra mbuna
  Metynnis Cope, 1878 -- valid
  Metynnis altidorsalis Ahl, 1923 -- valid
  Metynnis argenteus Ahl, 1923 -- valid -- silver dollar, silver dollar
  Metynnis fasciatus Ahl, 1931 -- valid
  Metynnis guaporensis Eigenmann, 1915 -- valid
  Metynnis hypsauchen (Müller and Troschel, 1844) -- valid
  Metynnis lippincottianus (Cope, 1870) -- valid
  Metynnis luna Cope, 1878 -- valid
  Metynnis maculatus (Kner, 1858) -- valid
  Metynnis mola Eigenmann and Kennedy, 1903 -- valid
  Metynnis orinocensis (Steindachner, 1908) -- valid
  Metynnis otuquensis Ahl, 1923 -- valid
  Micraethiops Daget, 1965 -- invalid
  Micralestes Boulenger, 1899 -- valid
  Micralestes acutidens (Peters, 1852) -- valid
  Micralestes ambiguus Géry, 1995 -- valid
  Micralestes argyrotaenia Trewavas, 1936 -- valid
  Micralestes comoensis Poll and Roman, 1967 -- valid
  Micralestes congicus Poll, 1967 -- valid
  Micralestes eburneensis Daget, 1965 -- valid
  Micralestes elongatus Daget, 1957 -- valid
  Micralestes fodori Matthes, 1965 -- valid
  Micralestes holargyreus (Günther, 1873) -- valid
  Micralestes humilis Boulenger, 1899 -- valid
  Micralestes lualabae Poll, 1967 -- valid
  Micralestes occidentalis (Günther, 1899) -- valid
  Micralestes pabrensis (Roman, 1966) -- valid
  Micralestes sardina Poll, 1938 -- valid
  Micralestes stormsi Boulenger, 1902 -- valid
  Micralestes vittatus (Boulenger, 1917) -- valid
  Microcanthus Swainson, 1839 -- valid
  Microcanthus howensis Whitley, 1931 -- valid
  Microcanthus strigatus (Cuvier in Cuvier and Valenciennes, 1831) -- valid -- stripey, stripey
  Microcanthus vittatus (Castelnau, 1873) -- valid
  Microcharacidium Buckup, 1993 -- valid
  Microcharacidium eleotrioides (Géry, 1960) -- valid
  Microcharacidium geryi Zarske, 1997 -- valid
  Microcharacidium gnomus Buckup, 1993 -- valid
  Microcharacidium weitzmani Buckup, 1993 -- valid
  Microchromis Johnson, 1975 -- valid
  Microchromis zebroides Johnson, 1975 -- valid
  Microctenopoma Norris, 1995 -- valid
  Microctenopoma ansorgii (Boulenger, 1912) -- valid
  Microctenopoma congicum (Boulenger, 1887) -- valid
  Microctenopoma damasi (Poll and Damas, 1939) -- valid
  Microctenopoma fasciolatum (Boulenger, 1899) -- valid
  Microctenopoma intermedium (Pellegrin, 1920) -- valid
  Microctenopoma lineatum (Nichols, 1923) -- valid
  Microctenopoma milleri (Norris and Douglas, 1991) -- valid
  Microctenopoma nanum (Günther, 1896) -- valid
  Microctenopoma nigricans Norris, 1995 -- valid
  Microctenopoma ocellifer (Nichols, 1928) -- valid
  Microctenopoma pekkolai (Rendahl, 1935) -- valid
  Microctenopoma uelense Norris and Douglas in Norris, 1995 -- valid
  Microdesmus Günther, 1864 -- valid
  Microdesmus aethiopicus (Chabanaud, 1927) -- valid
  Microdesmus affinis Meek and Hildebrand, 1928 -- valid -- olivaceous wormfish, pez lombriz oliváceo
  Microdesmus africanus Dawson, 1979 -- valid
  Microdesmus bahianus Dawson, 1973 -- valid
  Microdesmus carri Gilbert, 1966 -- valid -- pez lombriz punteado, stippled wormfish
  Microdesmus dipus Günther, 1864 -- valid -- banded wormfish, pez lombriz rayado
  Microdesmus dorsipunctatus Dawson, 1968 -- valid -- pez lombriz lomo punteado, spotback wormfish
  Microdesmus hildebrandi Reid, 1936 -- valid
  Microdesmus intermedius Meek and Hildebrand, 1928 -- valid
  Microdesmus knappi Dawson, 1972 -- valid
  Microdesmus lanceolatus Dawson, 1962 -- valid -- lancetail wormfish
  Microdesmus longipinnis (Weymouth, 1910) -- valid -- pink wormfish
  Microdesmus luscus Dawson, 1977 -- valid
  Microdesmus multiradiatus Meek and Hildebrand, 1928 -- valid
  Microdesmus retropinnis Jordan and Gilbert, 1882 -- valid -- pez lombriz aletatrasera, rearfin wormfish
  Microdesmus suttkusi Gilbert, 1966 -- valid -- pez lombriz manchado, spotside wormfish
  Microdonophis Kaup, 1856 -- invalid
  Microdonophis fowleri Jordan and Evermann, 1903 -- invalid
  Microdontochromis Poll, 1986 -- invalid
  Microdontochromis rotundiventralis Takahashi, Yanagisawa and Nakaya, 1997 -- invalid
  Microdontochromis tenuidentatus (Poll, 1951) -- invalid
  Microgenys Eigenmann, 1913 -- valid
  Microgenys lativirgata Pearson in Eigenmann, 1927 -- valid
  Microgenys minuta Eigenmann, 1913 -- valid
  Microgenys weyrauchi Fowler, 1945 -- valid
  Micrognathus Duncker, 1912 -- valid
  Micrognathus andersonii (Bleeker, 1858) -- valid
  Micrognathus brachyrhinus Herald in Schultz, Herald, Lachner, Welander and Woods, 1953 -- invalid
  Micrognathus brevirostris (Rüppell, 1838) -- valid -- thorntailed pipefish, thorntailed pipefish
  Micrognathus crinitus (Jenyns, 1842) -- valid -- banded pipefish, insular pipefish, trompetero bandeado, West Indian pipefish
  Micrognathus erugatus Herald and Dawson, 1974 -- valid
  Micrognathus micronotopterus (Fowler, 1938) -- valid
  Micrognathus natans Dawson, 1982 -- valid
  Microgobius Poey, 1876 -- valid -- bannerfin gobies
  Microgobius brevispinis Ginsburg, 1939 -- valid -- Balboa goby, gobio de Balboa
  Microgobius carri Fowler, 1945 -- valid -- Seminole goby
  Microgobius crocatus Birdsong, 1968 -- valid
  Microgobius curtus Ginsburg, 1939 -- valid
  Microgobius cyclolepis Gilbert, 1890 -- valid -- gobio escamas redondas, roundscale goby
  Microgobius emblematicus (Jordan and Gilbert, 1882) -- valid -- emblem goby, gobio emblema
  Microgobius erectus Ginsburg, 1938 -- valid -- erect goby, gobio chato
  Microgobius eulepis Eigenmann and Eigenmann, 1888 -- invalid -- scaled goby, scaled goby
  Microgobius gulosus (Girard, 1858) -- valid -- clown goby, gobio payaso
  Microgobius holmesi Smith, 1907 -- invalid -- holmes goby, holmes goby
  Microgobius meeki Evermann and Marsh, 1899 -- valid
  Microgobius microlepis Longley and Hildebrand, 1940 -- valid -- banner goby, gobio bandera
  Microgobius miraflorensis Gilbert and Starks, 1904 -- valid -- gobio de Miraflores, Miraflores goby
  Microgobius signatus Poey, 1876 -- valid -- gobio señal
  Microgobius tabogensis Meek and Hildebrand, 1928 -- valid -- gobio de Taboga, Taboga goby
  Microgobius thalassinus (Jordan and Gilbert, 1883) -- valid -- green goby
  Microichthys Rüppell, 1852 -- valid
  Microichthys coccoi Rüppell, 1852 -- valid
  Microichthys sanzoi Sparta, 1950 -- valid
  Micrometrus Gibbons, 1854 -- valid
  Micrometrus aurora (Jordan and Gilbert, 1880) -- valid -- reef perch, mojarra de arrecife
  Micrometrus minimus (Gibbons, 1854) -- valid -- dwarf perch, mojarra enana
  Micrometrus trowbridgii (Girard, 1854) -- invalid
  Micromischodus Roberts, 1971 -- valid
  Micromischodus sugillatus Roberts, 1971 -- valid
  Micromoema Costa, 1998 -- valid
  Micromoema xiphophora (Thomerson and Taphorn, 1992) -- valid
  Micropanchax Myers, 1924 -- valid
  Micropanchax antinorii (Vinciguerra, 1883) -- valid
  Micropanchax bracheti (Berkenkamp, 1983) -- valid
  Micropanchax ehrichi (Berkenkamp and Etzel, 1994) -- valid
  Micropanchax fuelleborni (Ahl, 1924) -- valid
  Micropanchax johnstoni (Günther, 1894) -- valid
  Micropanchax kingii (Boulenger, 1913) -- valid
  Micropanchax loati (Boulenger, 1901) -- valid
  Micropanchax macrophthalmus (Meinken, 1932) -- valid -- lampeyed panchax, lampeyed panchax
  Micropanchax pelagicus (Worthington, 1932) -- invalid
  Micropanchax pfaffi (Daget, 1954) -- valid
  Micropanchax pumilis (Boulenger, 1906) -- invalid
  Micropanchax pumilus (Boulenger, 1906) -- valid
  Micropanchax rudolfianus (Worthington, 1932) -- valid
  Micropercops Fowler and Bean, 1920 -- valid
  Micropercops borealis Nichols, 1930 -- valid
  Micropercops cinctus (Dabry de Thiersant, 1872) -- valid
  Micropercops dabryi Fowler and Bean, 1920 -- valid
  Micropercops swinhonis (Günther, 1873) -- valid
  Microphilypnus Myers, 1927 -- valid
  Microphilypnus amazonicus Myers, 1927 -- valid
  Microphilypnus macrostoma Myers, 1927 -- valid
  Microphilypnus ternetzi Myers, 1927 -- valid
  Microphis Kaup, 1853 -- valid -- freshwater pipefishes
  Microphis argulus (Peters, 1855) -- valid
  Microphis brachyurus (Bleeker, 1853) -- valid -- opossum pipefish, shorttailed pipefish, trompetero colinegro, pez pipa culebra
  Microphis brevidorsalis (de Beaufort, 1913) -- valid -- porthole pipefish
  Microphis caudocarinatus (Weber, 1907) -- valid
  Microphis cruentus Dawson and Fourmanoir, 1981 -- valid
  Microphis cuncalus (Hamilton, 1822) -- valid
  Microphis deocata (Hamilton, 1822) -- valid
  Microphis dunckeri (Prashad and Mukerji, 1929) -- valid
  Microphis fluviatilis (Peters, 1852) -- valid -- freshwater pipefish
  Microphis insularis (Hora in Annandale and Hora, 1925) -- valid
  Microphis jagorii Peters, 1868 -- valid
  Microphis leiaspis (Bleeker, 1853) -- valid -- barhead pipefish
  Microphis lineatus (Kaup, 1856) -- invalid
  Microphis manadensis (Bleeker, 1856) -- valid -- shorttail pipefish
  Microphis mento (Bleeker, 1856) -- valid
  Microphis ocellatus (Duncker, 1910) -- valid -- ocellated pipefish
  Microphis pleurostictus Peters, 1868 -- valid
  Microphis retzii (Bleeker, 1856) -- valid -- Melanesian stream pipefish
  Microphis spinachioides (Duncker, 1915) -- valid
  Micropoecilia Hubbs, 1926 -- valid
  Micropoecilia bifurca (Eigenmann, 1909) -- valid
  Micropoecilia branneri (Eigenmann, 1894) -- valid -- Branner's livebearer
  Micropoecilia minima (Costa and Sarraf, 1997) -- valid
  Micropoecilia parae (Eigenmann, 1894) -- valid -- twospot livebearer, twospot livebearer
  Micropoecilia picta (Regan, 1913) -- valid
  Micropogon Cuvier in Cuvier and Valenciennes, 1830 -- invalid
  Micropogon fasciatus de Buen, 1961 -- invalid
  Micropogon furnieri (Desmarest, 1823) -- invalid
  Micropogon lineatus Cuvier in Cuvier and Valenciennes, 1830 -- invalid
  Micropogon undulatus (Linnaeus, 1766) -- invalid
  Micropogonias Bonaparte, 1831 -- valid -- finebarbel croakers
  Micropogonias altipinnis (Günther, 1864) -- valid -- chano sureño, golden croaker
  Micropogonias ectenes (Jordan and Gilbert, 1882) -- valid -- chano mexicano, slender croaker
  Micropogonias fasciatus (de Buen, 1961) -- valid
  Micropogonias furnieri (Desmarest, 1823) -- valid -- whitemouth drummer, verrugato, whitemouth croaker, whitemouth drummer
  Micropogonias megalops (Gilbert, 1890) -- valid -- chano norteño, Gulf croaker
  Micropogonias undulatus (Linnaeus, 1766) -- valid -- Atlantic croaker, roncadina, gurrubata
  Microschemobrycon Eigenmann, 1915 -- valid
  Microschemobrycon callops Böhlke, 1953 -- valid
  Microschemobrycon casiquiare Böhlke, 1953 -- valid
  Microschemobrycon elongatus Géry, 1973 -- valid
  Microschemobrycon geisleri Géry, 1973 -- valid
  Microschemobrycon guaporensis Eigenmann, 1915 -- valid
  Microschemobrycon melanotus (Eigenmann, 1912) -- valid
  Microschemobrycon meyburgi Meinken, 1975 -- valid
  Microsicydium Bleeker, 1874 -- invalid
  Microspathodon Günther, 1862 -- valid
  Microspathodon bairdii (Gill, 1862) -- valid -- bumphead damselfish, jaqueta vistosa
  Microspathodon chrysurus (Cuvier in Cuvier and Valenciennes, 1830) -- valid -- yellowtail damselfish, chopita de cola amarilla, jaqueta coliamarilla
  Microspathodon dorsalis (Gill, 1862) -- valid -- giant damselfish, jaqueta gigante
  Microspathodon frontatus Emery, 1970 -- valid
  Microsternarchus Fernández-Yépez, 1968 -- valid
  Microsternarchus bilineatus Fernández-Yépez, 1968 -- valid
  Microstomatichthyoborus Nichols and Griscom, 1917 -- valid
  Microstomatichthyoborus bashforddeani Nichols and Griscom, 1917 -- valid
  Microstomatichthyoborus katangae David and Poll, 1937 -- valid
  Miichthys Lin, 1938 -- valid
  Miichthys miiuy (Basilewsky, 1855) -- valid
  Mikrogeophagus Meulengracht-Madson in Schiötz and Christensen, 1968 -- valid
  Mikrogeophagus altispinosa (Haseman, 1911) -- valid
  Mikrogeophagus ramirezi (Myers and Harry, 1948) -- valid
  Millerichthys Costa, 1995 -- valid
  Millerichthys robustus (Miller and Hubbs, 1974) -- valid -- almirante mexicano, Mexican rivulus
  Millerigobius Bath, 1973 -- valid
  Millerigobius macrocephalus (Kolombatovic, 1891) -- valid
  Milyeringa Whitley, 1945 -- valid
  Milyeringa veritas Whitley, 1945 -- valid
  Mimagoniates Regan, 1907 -- valid
  Mimagoniates barberi Regan, 1907 -- valid
  Mimagoniates inequalis (Eigenmann, 1911) -- valid
  Mimagoniates lateralis (Nichols, 1913) -- valid
  Mimagoniates microlepis (Steindachner, 1877) -- valid
  Mimagoniates rheocharis Menezes and Weitzman, 1990 -- valid
  Mimagoniates sylvicola Menezes and Weitzman, 1990 -- valid
  Mimoblennius Smith-Vaniz and Springer, 1971 -- valid
  Mimoblennius atrocinctus (Regan, 1909) -- valid
  Mimoblennius cas Springer and Spreitzer, 1978 -- valid
  Mimoblennius cirrosus Smith-Vaniz and Springer, 1971 -- valid
  Mimoblennius lineathorax Fricke, 1999 -- valid
  Mimoblennius rusi Springer and Spreitzer, 1978 -- valid
  Minilabrus Randall and Dor, 1980 -- valid
  Minilabrus striatus Randall and Dor, 1980 -- valid
  Minyichthys Herald and Randall, 1972 -- valid
  Minyichthys brachyrhinus (Herald in Schultz, Herald, Lachner, Welander and Woods, 1953) -- valid
  Minyichthys inusitatus Dawson, 1983 -- valid
  Minyichthys myersi (Herald and Randall, 1972) -- valid
  Minyichthys sentus Dawson, 1982 -- valid
  Minysicya Larson, 2002 -- valid
  Minysicya caudimaculata Larson, 2002 -- valid
  Minysynchiropus Nakabo, 1982 -- valid
  Minysynchiropus claudiae (Fricke, 1990) -- valid
  Minysynchiropus kiyoae (Fricke and Zaiser, 1983) -- valid
  Miracorvina Trewavas, 1962 -- valid
  Miracorvina angolensis (Norman, 1935) -- valid
  Mirapinna Bertelsen and Marshall, 1956 -- valid
  Mirapinna esau Bertelsen and Marshall, 1956 -- valid
  Mirophallus Herre, 1926 -- invalid
  Mistichthys Smith, 1902 -- valid
  Mistichthys luzonensis Smith, 1902 -- valid -- sinaparan, sinaparan
  Mitotichthys Whitley, 1948 -- valid
  Mitotichthys meraculus (Whitley, 1948) -- valid
  Mitotichthys mollisoni (Scott, 1955) -- valid
  Mitotichthys semistriatus (Kaup, 1856) -- valid
  Mitotichthys tuckeri (Scott, 1942) -- valid
  Mixobrycon Eigenmann, 1915 -- valid
  Mixobrycon ribeiroi (Eigenmann in Eigenmann and Ogle, 1907) -- valid
  Mixomyrophis McCosker, 1985 -- valid
  Mixomyrophis pusillipinna McCosker, 1985 -- valid -- mosaic worm eel
  Mobula japanica (Müller and Henle, 1841) -- valid -- manta arpón, spinetail mobula
  Mobula japonica (Müller and Henle, 1841) -- invalid -- spinetail devil ray
  Modicus Hardy, 1983 -- valid
  Modicus minimus Hardy, 1983 -- valid
  Modicus tangaroa Hardy, 1983 -- valid
  Moema Costa, 1989 -- valid
  Moema hellneri Costa, 2003 -- valid
  Moema heterostigma Costa, 2003 -- valid
  Moema nudifrontata Costa, 2003 -- valid
  Moema ortegai Costa, 2003 -- valid
  Moema pepotei Costa, 1993 -- valid
  Moema piriana (Costa, 1989) -- valid
  Moema portugali Costa, 1989 -- valid
  Moema quiii Huber, 2003 -- valid
  Moema staecki (Seegers, 1987) -- valid
  Moenkhausia Eigenmann, 1903 -- valid
  Moenkhausia affinis Steindachner, 1915 -- valid
  Moenkhausia agnesae Géry, 1965 -- valid
  Moenkhausia atahualpiana (Fowler, 1907) -- valid
  Moenkhausia barbouri Eigenmann, 1908 -- valid
  Moenkhausia bonita Benine, Castro and Sabino, 2004 -- valid
  Moenkhausia browni Eigenmann, 1909 -- valid
  Moenkhausia ceros Eigenmann, 1908 -- valid
  Moenkhausia chrysargyrea (Günther, 1864) -- valid
  Moenkhausia collettii (Steindachner, 1882) -- valid -- colletti tetra, colletti tetra
  Moenkhausia comma Eigenmann, 1908 -- valid
  Moenkhausia copei (Steindachner, 1882) -- valid
  Moenkhausia costae (Steindachner, 1907) -- valid
  Moenkhausia cotinho Eigenmann, 1908 -- valid
  Moenkhausia crisnejas Pearson in Eigenmann and Myers, 1929 -- valid
  Moenkhausia dichroura (Kner, 1858) -- valid
  Moenkhausia diktyota Lima and Toledo-Piza, 2001 -- valid
  Moenkhausia doceana (Steindachner, 1877) -- valid
  Moenkhausia dorsinuda Zarske and Géry, 2002 -- valid
  Moenkhausia eigenmanni Géry, 1964 -- valid
  Moenkhausia georgiae Géry, 1965 -- valid
  Moenkhausia gracilima Eigenmann, 1908 -- valid
  Moenkhausia grandisquamis (Müller and Troschel, 1845) -- valid
  Moenkhausia hasemani Eigenmann, 1917 -- valid
  Moenkhausia hemigrammoides Géry, 1965 -- valid
  Moenkhausia inrai Géry, 1992 -- valid
  Moenkhausia intermedia Eigenmann, 1908 -- valid
  Moenkhausia jamesi Eigenmann, 1908 -- valid
  Moenkhausia justae Eigenmann, 1908 -- valid
  Moenkhausia lata Eigenmann, 1908 -- valid
  Moenkhausia latissima Eigenmann, 1908 -- valid
  Moenkhausia lepidura (Kner, 1858) -- valid
  Moenkhausia levidorsa Benine, 2002 -- valid
  Moenkhausia lopezi Britski and Silimon, 2001 -- valid
  Moenkhausia loweae Géry, 1992 -- valid
  Moenkhausia margitae Zarske and Géry, 2001 -- valid
  Moenkhausia megalops (Eigenmann in Eigenmann and Ogle, 1907) -- valid
  Moenkhausia melogramma Eigenmann, 1908 -- valid
  Moenkhausia metae Eigenmann, 1922 -- valid
  Moenkhausia miangi Steindachner, 1915 -- valid
  Moenkhausia moisae Gery, Planquette and Le Bail, 1995 -- valid
  Moenkhausia naponis Böhlke, 1958 -- valid
  Moenkhausia newtoni Travassos, 1964 -- valid
  Moenkhausia nigromarginata Costa, 1994 -- valid
  Moenkhausia oligolepis (Günther, 1864) -- valid
  Moenkhausia orteguasae Fowler, 1943 -- valid
  Moenkhausia ovalis (Günther, 1868) -- valid
  Moenkhausia phaeonota Fink, 1979 -- valid
  Moenkhausia pittieri Eigenmann, 1920 -- valid -- diamond characin, diamond characin, Pittier's tetra
  Moenkhausia pyrophthalma Costa, 1994 -- valid
  Moenkhausia robertsi Géry, 1964 -- valid
  Moenkhausia sanctaefilomenae (Steindachner, 1907) -- valid -- yellow-banded moenkhausia, yellow-banded moenkhausia
  Moenkhausia shideleri Eigenmann, 1909 -- valid
  Moenkhausia simulata (Eigenmann in Pearson, 1924) -- valid
  Moenkhausia surinamensis Géry, 1965 -- valid
  Moenkhausia takasei Géry, 1964 -- valid
  Moenkhausia tergimacula Lucena and Lucena, 1999 -- valid
  Moenkhausia tridentata Holly, 1929 -- valid
  Moenkhausia xinguensis (Steindachner, 1882) -- valid
  Mogurnda Gill, 1863 -- valid
  Mogurnda adspersa (Castelnau, 1878) -- valid
  Mogurnda aiwasoensis Allen and Renyaan, 1996 -- valid
  Mogurnda aurifodinae Whitley, 1938 -- valid
  Mogurnda cingulata Allen and Hoese, 1991 -- valid
  Mogurnda clivicola Allen and Jenkins, 1999 -- valid
  Mogurnda furva Allen and Hoese, 1986 -- valid
  Mogurnda kaifayama Allen and Jenkins, 1999 -- valid
  Mogurnda kutubuensis Allen and Hoese, 1986 -- valid
  Mogurnda larapintae (Zietz, 1896) -- valid
  Mogurnda lineata Allen and Hoese, 1991 -- valid
  Mogurnda maccuneae Jenkins, Buston and Allen, 2000 -- valid
  Mogurnda magna Allen and Renyaan, 1996 -- valid
  Mogurnda malsmithi Allen and Jebb, 1993 -- valid
  Mogurnda mbuta Allen and Jenkins, 1999 -- valid
  Mogurnda mogurnda (Richardson, 1844) -- valid
  Mogurnda mosa Jenkins, Buston and Allen, 2000 -- valid
  Mogurnda nesolepis (Weber, 1907) -- valid
  Mogurnda oligolepis Allen and Jenkins, 1999 -- valid
  Mogurnda orientalis Allen and Hoese, 1991 -- valid
  Mogurnda pardalis Allen and Renyaan, 1996 -- valid
  Mogurnda pulchra Horsthemke and Staeck, 1990 -- valid
  Mogurnda spilota Allen and Hoese, 1986 -- valid
  Mogurnda thermophila Allen and Jenkins, 1999 -- valid
  Mogurnda variegata Nichols, 1951 -- valid
  Mogurnda vitta Allen and Hoese, 1986 -- valid
  Mogurnda wapoga Allen, Jenkins and Renyaan, 1999 -- valid
  Mollienisia helleri (Heckel, 1848) -- invalid
  Mollienisia velifera Regan, 1914 -- invalid
  Monacanthus varius Ranzani, 1842 -- valid
  Monishia Smith, 1959 -- invalid
  Monishia oculata Smith, 1959 -- invalid -- goggle goby, goggle goby
  Monishia sordida Smith, 1959 -- invalid -- epaulette goby, epaulette goby
  Monishia william (Smith, 1948) -- invalid -- kaalpens goby, kaalpens goby
  Monocirrhus Heckel, 1840 -- valid
  Monocirrhus mimophyllus Eigenmann and Allen, 1921 -- invalid
  Monocirrhus polyacanthus Heckel, 1840 -- valid -- south american leaffish, South American leaffish
  Monodactylus Lacepède, 1801 -- valid -- moonies, moonfishes
  Monodactylus argenteus (Linnaeus, 1758) -- valid -- fingerfish, mono, silver angelfish, diamond moonfish
  Monodactylus falciformes Lacepède, 1801 -- invalid -- cape moony, Cape moony
  Monodactylus falciformis Lacepède, 1801 -- valid -- full moony, Cape moony
  Monodactylus kottelati Pethiyagoda, 1991 -- valid
  Monodactylus sebae (Cuvier, 1829) -- valid -- sebae silverfish, sebae silverfish
  Monognathus Bertin, 1936 -- valid
  Monognathus ahlstromi Raju, 1974 -- valid
  Monognathus berteli Nielsen and Hartel, 1996 -- valid
  Monognathus bertini Bertelsen and Nielsen, 1987 -- valid
  Monognathus boehlkei Bertelsen and Nielsen, 1987 -- valid
  Monognathus bruuni Bertin, 1936 -- valid
  Monognathus herringi Bertelsen and Nielsen, 1987 -- valid
  Monognathus isaacsi Raju, 1974 -- valid
  Monognathus jesperseni Bertin, 1936 -- valid
  Monognathus jesse Raju, 1974 -- valid
  Monognathus nigeli Bertelsen and Nielsen, 1987 -- valid
  Monognathus ozawai Bertelsen and Nielsen, 1987 -- valid
  Monognathus rajui Bertelsen and Nielsen, 1987 -- valid
  Monognathus rosenblatti Bertelsen and Nielsen, 1987 -- valid
  Monognathus smithi Bertelsen and Nielsen, 1987 -- valid
  Monognathus taningi Bertin, 1936 -- valid
  Monopenchelys Böhlke and McCosker, 1982 -- valid
  Monopenchelys acuta (Parr, 1930) -- valid -- redface eel, redface moray, morena rubicunda
  Monopterus albus (Zuiew, 1793) -- valid -- swamp eel, white ricefield eel, rice eel, Asian swamp eel
  Monopterus eapeni Talwar, 1991 -- valid
  Monotaxis Bennett, 1830 -- valid
  Monotaxis grandoculis (Forsskål, 1775) -- valid -- roundtoothed large-eyed bream, bigeye barenose, humpnose big-eye bream
  Monotocheirodon Eigenmann and Pearson in Pearson, 1924 -- valid
  Monotocheirodon pearsoni Eigenmann in Pearson, 1924 -- valid
  Moolgarda Whitley, 1945 -- invalid
  Moringua Gray, 1831 -- valid
  Moringua abbreviata (Bleeker, 1863) -- valid
  Moringua arundinacea (McClelland, 1844) -- valid
  Moringua bicolor Kaup, 1856 -- valid
  Moringua edwardsi (Jordan and Bollman, 1889) -- valid -- spaghetti eel, morenita de arena, morenita
  Moringua ferruginea Bliss, 1883 -- valid -- rusty spaghetti eel
  Moringua hawaiiensis Snyder, 1904 -- valid
  Moringua javanica (Kaup, 1856) -- valid
  Moringua macrocephalus (Bleeker, 1863) -- valid
  Moringua macrochir Bleeker, 1855 -- valid
  Moringua microchir Bleeker, 1853 -- valid -- spaghetti eel
  Moringua penni Schultz in Schultz et al., 1953 -- valid
  Moringua raitaborua (Hamilton, 1822) -- valid
  Mormyrops Müller, 1843 -- valid
  Mormyrops anguilloides (Linnaeus, 1758) -- valid
  Mormyrops attenuatus Boulenger, 1898 -- valid
  Mormyrops batesianus Boulenger, 1909 -- valid
  Mormyrops breviceps Steindachner, 1894 -- valid
  Mormyrops caballus Pellegrin, 1927 -- valid
  Mormyrops citernii Vinciguerra, 1912 -- valid
  Mormyrops curtus Boulenger, 1899 -- valid
  Mormyrops curviceps Roman, 1966 -- valid
  Mormyrops engystoma Boulenger, 1898 -- valid
  Mormyrops furcidens Pellegrin, 1900 -- valid
  Mormyrops intermedius Vinciguerra, 1928 -- valid
  Mormyrops lineolatus Boulenger, 1898 -- valid
  Mormyrops mariae (Schilthuis, 1891) -- valid
  Mormyrops masuianus Boulenger, 1898 -- valid
  Mormyrops microstoma Boulenger, 1898 -- valid
  Mormyrops nigricans Boulenger, 1899 -- valid
  Mormyrops oudoti Daget, 1954 -- valid
  Mormyrops parvus Boulenger, 1899 -- valid
  Mormyrops sirenoides Boulenger, 1898 -- valid
  Mormyrus Linnaeus, 1758 -- valid
  Mormyrus bernhardi Pellegrin, 1926 -- valid
  Mormyrus caballus Boulenger, 1898 -- valid
  Mormyrus caballus asinus Boulenger, 1915 -- valid
  Mormyrus caballus bumbanus Boulenger, 1909 -- valid
  Mormyrus caballus caballus Boulenger, 1898 -- valid
  Mormyrus caballus lualabae Reizer, 1964 -- valid
  Mormyrus casalis Vinciguerra, 1922 -- valid
  Mormyrus caschive Linnaeus, 1758 -- valid
  Mormyrus cyaneus Roberts and Stewart, 1976 -- valid
  Mormyrus felixi Pellegrin, 1939 -- valid
  Mormyrus goheeni Fowler, 1919 -- valid
  Mormyrus hasselquistii Valenciennes in Cuvier and Valenciennes, 1847 -- valid
  Mormyrus hasselquistii guentheri Boulenger, 1899 -- valid
  Mormyrus hasselquistii hasselquistii Valenciennes in Cuvier and Valenciennes, 1847 -- valid
  Mormyrus iriodes Roberts and Stewart, 1976 -- valid
  Mormyrus kannume Forsskål, 1775 -- valid -- elephant-snout fish
  Mormyrus lacerda Castelnau, 1861 -- valid -- bottle-nose, ndikusi, western bottlenose mormyrid
  Mormyrus longirostris Peters, 1852 -- valid -- amalompi, bottle-nose, eastern bottlenose mormyrid, hotama
  Mormyrus macrocephalus Worthington, 1929 -- valid
  Mormyrus macrophthalmus Günther, 1866 -- valid
  Mormyrus niloticus (Bloch and Schneider, 1801) -- valid
  Mormyrus ovis Boulenger, 1898 -- valid
  Mormyrus rume Valenciennes in Cuvier and Valenciennes, 1847 -- valid
  Mormyrus rume proboscirostris Boulenger, 1898 -- valid
  Mormyrus rume rume Valenciennes in Cuvier and Valenciennes, 1847 -- valid
  Mormyrus subundulatus Roberts, 1989 -- valid
  Mormyrus tapirus Pappenheim, 1905 -- valid
  Mormyrus tenuirostris Peters, 1882 -- valid
  Mormyrus thomasi Pellegrin, 1938 -- valid
  Mucogobius McCulloch, 1912 -- invalid
  Mucogobius flavobrunneus Smith, 1958 -- invalid -- slimy goby, slimy goby
  Mugilogobius Smitt, 1900 -- valid -- mullet gobies
  Mugilogobius abei (Jordan and Snyder, 1901) -- valid
  Mugilogobius adeia Larson and Kottelat, 1992 -- valid
  Mugilogobius amadi (Weber, 1913) -- valid
  Mugilogobius cagayanensis (Aurich, 1938) -- valid
  Mugilogobius cavifrons (Weber, 1909) -- valid -- bandfin mullet goby
  Mugilogobius chulae (Smith, 1932) -- valid
  Mugilogobius fasciatus Larson, 2001 -- valid
  Mugilogobius filifer Larson, 2001 -- valid
  Mugilogobius fontinalis (Jordan and Seale, 1906) -- invalid -- Samoan mullet goby
  Mugilogobius fusca (Herre, 1940) -- valid
  Mugilogobius fusculus (Nichols, 1951) -- valid
  Mugilogobius latifrons (Boulenger, 1897) -- valid
  Mugilogobius lepidotus Larson, 2001 -- valid
  Mugilogobius littoralis Larson, 2001 -- valid
  Mugilogobius mertoni (Weber, 1911) -- valid
  Mugilogobius myxodermus (Herre, 1935) -- valid
  Mugilogobius notospilus (Günther, 1877) -- valid
  Mugilogobius paludis (Whitley, 1930) -- valid
  Mugilogobius parvus (Oshima, 1919) -- invalid -- least mullet goby
  Mugilogobius platynotus (Günther, 1861) -- valid
  Mugilogobius platystomus (Günther, 1872) -- valid
  Mugilogobius rambaiae (Smith, 1945) -- valid
  Mugilogobius rexi Larson, 2001 -- valid
  Mugilogobius rivulus Larson, 2001 -- valid
  Mugilogobius sarasinorum (Boulenger, 1897) -- valid
  Mugilogobius stigmaticus (De Vis, 1884) -- valid
  Mugilogobius tagala (Herre, 1927) -- invalid -- blotchfin mullet goby
  Mugilogobius tigrinus Larson, 2001 -- valid
  Mugilogobius wilsoni Larson, 2001 -- valid
  Mulloides Bleeker, 1849 -- invalid
  Mulloidichthys Whitley, 1929 -- valid
  Mulloidichthys auriflamma (Forsskål, 1775) -- invalid -- goldstriped goatfish
  Mulloidichthys dentatus (Gill, 1862) -- valid -- Mexican goatfish, chivo barbón
  Mulloidichthys flavolineatus (Lacepède, 1801) -- valid -- yellowstripe goatfish, Samoan goatfish, weke
  Mulloidichthys martinicus (Cuvier in Cuvier and Valenciennes, 1829) -- valid -- yellow goatfish, salmonete amarillo, chivo amarillo
  Mulloidichthys mimicus Randall and Guézé, 1980 -- valid
  Mulloidichthys pfluegeri (Steindachner, 1900) -- valid -- rosy goatfish
  Mulloidichthys vanicolensis (Valenciennes in Cuvier and Valenciennes, 1831) -- valid -- Vanikolo goatfish, goldenstripe goatfish, weke-'ula, yellowfin goatfish
  Mullus Linnaeus, 1758 -- valid -- mullets
  Mullus argentinae Hubbs and Marini, 1933 -- valid
  Mullus auratus Jordan and Gilbert, 1882 -- valid -- red goatfish, salmonete rojo, chivo colorado
  Mullus barbatus Linnaeus, 1758 -- valid -- red mullet, bluntsnouted mullet, striped goatfish, striped mullet
  Mullus surmuletus Linnaeus, 1758 -- valid -- red mullet
  Muraena Linnaeus, 1758 -- valid
  Muraena africana Shaw, 1803 -- invalid
  Muraena anatina Lowe, 1838 -- invalid
  Muraena annulata Ahl, 1789 -- invalid
  Muraena appendiculata (Guichenot, 1848) -- valid
  Muraena argus (Steindachner, 1870) -- valid -- Argus moray, morena Argos
  Muraena atomaria Solander in Richardson, 1848 -- invalid
  Muraena auloptera De Filippi, 1853 -- invalid
  Muraena australiae Richardson, 1848 -- invalid
  Muraena balearica Delaroche, 1809 -- invalid
  Muraena caeca Linnaeus, 1758 -- invalid
  Muraena clepsydra Gilbert in Jordan and Evermann, 1898 -- valid -- hourglass moray, morena clepsidra
  Muraena conger Linnaeus, 1758 -- invalid
  Muraena echidna Gmelin, 1789 -- invalid
  Muraena erythroptera Solander in Richardson, 1848 -- invalid
  Muraena euptera Günther, 1870 -- invalid
  Muraena fasciata Ahl, 1789 -- invalid
  Muraena gymnopterus Bleeker, 1853 -- invalid
  Muraena halmaherensis Bleeker, 1863 -- invalid
  Muraena helena Linnaeus, 1758 -- valid -- moray eel, murry
  Muraena isingteena Richardson, 1845 -- invalid
  Muraena krulli Hector, 1877 -- invalid
  Muraena lentiginosa Jenyns, 1842 -- valid -- jewel moray, morena pinta
  Muraena longicauda Peters, 1877 -- invalid
  Muraena manillensis Bleeker, 1865 -- invalid
  Muraena melanotis (Kaup, 1860) -- valid
  Muraena miliaris (Kaup, 1856) -- invalid -- conger moray, goldentail moray
  Muraena molendinaris Bennett, 1833 -- invalid
  Muraena monochrous Bleeker, 1856 -- invalid
  Muraena monostigma Regan, 1909 -- invalid
  Muraena moringa Cuvier, 1829 -- invalid
  Muraena myrus Linnaeus, 1758 -- invalid
  Muraena mystax Delaroche, 1809 -- invalid
  Muraena ophis Linnaeus, 1758 -- invalid
  Muraena pardalis Temminck and Schlegel, 1846 -- invalid -- dragon moray eel, Hawaiian dragon eel
  Muraena pavonina Richardson, 1845 -- valid -- flagged moray
  Muraena pekinensis Basilewsky, 1855 -- invalid
  Muraena raitaborua Hamilton, 1822 -- invalid
  Muraena retifera Goode and Bean, 1882 -- valid -- reticulate moray, morena reticulada
  Muraena robusta Osório, 1911 -- valid -- stout moray
  Muraena serpens Linnaeus, 1758 -- invalid
  Muraena shirleyi Griffin, 1933 -- invalid
  Muraena similis Richardson, 1848 -- invalid
  Muraena tessellata Richardson, 1845 -- invalid
  Muraena tuhua Griffin, 1933 -- invalid
  Muraena vagrans Seale, 1917 -- invalid
  Muraena venosa Kaup, 1856 -- invalid
  Muraenesox McClelland, 1844 -- valid
  Muraenesox bagio (Hamilton, 1822) -- valid -- common pike conger, morénésoce comun, morenocio común
  Muraenesox cinereus (Forsskål, 1775) -- valid -- daggertooth pike conger, morénesoce dague, morenocio dentón
  Muraenesox talabonoides (Bleeker, 1853) -- invalid -- Indian putyekanipa
  Muraenesox yamaguchiensis Katayama and Takai, 1954 -- valid
  Muraenichthys Bleeker, 1853 -- valid
  Muraenichthys acutirostris Weber and de Beaufort, 1916 -- invalid
  Muraenichthys australis Macleay, 1881 -- invalid
  Muraenichthys breviceps Günther, 1876 -- invalid
  Muraenichthys chilensis McCosker, 1970 -- invalid
  Muraenichthys cookei Fowler, 1928 -- invalid
  Muraenichthys devisi Fowler, 1907 -- invalid
  Muraenichthys godeffroyi Regan, 1909 -- invalid
  Muraenichthys gymnopterus (Bleeker, 1853) -- valid -- longfinned worm eel
  Muraenichthys gymnotus Bleeker, 1857 -- invalid -- slender worm eel
  Muraenichthys hattae Jordan and Snyder, 1901 -- invalid
  Muraenichthys iredalei Whitley, 1927 -- invalid -- Iredale's worm eel
  Muraenichthys laticaudatus (Ogilby, 1897) -- valid -- redfin worm eel
  Muraenichthys macropterus Bleeker, 1857 -- valid
  Muraenichthys macrostomus Bleeker, 1865 -- valid
  Muraenichthys philippinensis Schultz and Woods, 1949 -- valid
  Muraenichthys philippinus Schultz and Woods, 1949 -- invalid
  Muraenichthys puhioilo McCosker, 1979 -- invalid
  Muraenichthys schultzei Bleeker, 1857 -- valid
  Muraenichthys sibogae Weber and de Beaufort, 1916 -- valid
  Muraenichthys thompsoni Jordan and Richardson, 1908 -- valid
  Muraenichthys vermiformis (Peters, 1866) -- invalid -- shortfinned worm eel
  Muraenichthys xorae Smith, 1958 -- invalid -- orangehead worm eel
  Muraenoclinus Smith, 1946 -- valid
  Muraenoclinus dorsalis (Bleeker, 1860) -- valid
  Muraenophis unicolor Delaroche, 1809 -- invalid
  Muraenosaurus Osório, 1909 -- invalid
  Muraenosaurus guentheri Osório, 1909 -- invalid
  Murenophis vicina Castelnau, 1855 -- invalid
  Myaka Trewavas in Trewavas, Green and Corbet, 1972 -- valid
  Myaka myaka Trewavas in Trewavas, Green and Corbet, 1972 -- valid
  Mycteroperca Gill, 1862 -- valid
  Mycteroperca acutirostris (Valenciennes in Cuvier and Valenciennes, 1828) -- valid -- bonací rojo, cherna peineta, western comb grouper, comb grouper
  Mycteroperca bonaci (Poey, 1860) -- valid -- black grouper, aguaj í, cherna negrillo
  Mycteroperca cidi Cervigón, 1966 -- valid -- Venezuelan grouper
  Mycteroperca fusca (Lowe, 1838) -- valid -- island grouper
  Mycteroperca interstitialis (Poey, 1860) -- valid -- yellowmouth grouper, abadejo, cherna boca amarilla
  Mycteroperca jordani (Jenkins and Evermann, 1889) -- valid -- Gulf grouper, baya
  Mycteroperca microlepis (Goode and Bean, 1879) -- valid -- gag, abadejo, charcoal belly
  Mycteroperca olfax (Jenyns, 1840) -- valid -- sailfin grouper
  Mycteroperca phenax Jordan and Swain, 1884 -- valid -- scamp, abadejo garropa
  Mycteroperca prionura Rosenblatt and Zahuranec, 1967 -- valid -- cabrilla chiruda, sawtail grouper
  Mycteroperca rosacea (Streets, 1877) -- valid -- cabrilla sardinera, leopard grouper, golden grouper
  Mycteroperca rubra (Bloch, 1793) -- valid -- comb grouper, mottled grouper
  Mycteroperca tigris (Valenciennes in Cuvier and Valenciennes, 1833) -- valid -- tiger grouper, bonací gato, cabrilla gato
  Mycteroperca venenosa (Linnaeus, 1758) -- valid -- yellowfin grouper, arigua, guacamayo, princess rockfish
  Mycteroperca xenarcha Jordan, 1888 -- valid -- broomtail grouper, cabrilla plomuda
  Myctophum evermanni Gilbert, 1905 -- invalid
  Myctophum hollandi Jordan and Jordan, 1922 -- invalid
  Myersina Herre, 1934 -- valid
  Myersina crocatus (Wongratana, 1975) -- valid
  Myersina filifer (Valenciennes in Cuvier and Valenciennes, 1837) -- valid
  Myersina lachneri Hoese and Lubbock, 1982 -- valid
  Myersina larsonae Allen, 1999 -- valid
  Myersina macrostoma Herre, 1934 -- valid
  Myersina nigrivirgata Akihito and Meguro, 1983 -- valid
  Myersina papuanus (Peters, 1877) -- valid
  Myersina pretoriusi (Smith, 1958) -- valid
  Myersina yangii (Chen, 1960) -- valid
  Mylesinus Valenciennes in Cuvier and Valenciennes, 1850 -- valid
  Mylesinus paraschomburgkii Jégu, dos Santos and Ferreira, 1989 -- valid
  Mylesinus paucisquamatus Jégu and dos Santos, 1988 -- valid
  Mylesinus schomburgkii Valenciennes in Cuvier and Valenciennes, 1850 -- valid
  Myletes Cuvier, 1814 -- invalid
  Myleus Müller and Troschel, 1844 -- valid
  Myleus altipinnis (Valenciennes in Cuvier and Valenciennes, 1850) -- valid
  Myleus arnoldi (Ahl, 1936) -- valid
  Myleus asterias (Müller and Troschel, 1844) -- valid
  Myleus knerii (Steindachner, 1881) -- valid
  Myleus levis Eigenmann and McAtee in Eigenmann, McAtee and Ward, 1907 -- valid
  Myleus lobatus (Valenciennes in Cuvier and Valenciennes, 1850) -- valid
  Myleus micans (Lütken, 1875) -- valid
  Myleus pacu (Jardine and Schomburgk in Schomburgk, 1841) -- valid
  Myleus rhomboidalis (Cuvier, 1818) -- valid
  Myleus rubripinnis (Müller and Troschel, 1844) -- invalid
  Myleus schomburgkii (Jardine in Schomburgk, 1841) -- valid
  Myleus setiger Müller and Troschel, 1844 -- valid
  Myleus torquatus (Kner, 1858) -- valid
  Mylio Commerson in Lacepède, 1802 -- invalid
  Mylio macrocephalus (Basilewsky, 1855) -- invalid
  Mylochromis Regan, 1920 -- valid
  Mylochromis chekopae Turner and Howarth, 2001 -- valid
  Mylochromis ensatus Turner and Howarth, 2001 -- valid
  Mylochromis gracilis (Trewavas, 1935) -- valid
  Mylochromis melanonotus (Regan, 1922) -- valid
  Mylochromis spilostichus (Trewavas, 1935) -- valid
  Myloplus Gill, 1896 -- valid
  Myloplus planquettei Jégu, Keith and Le Bail, 2003 -- valid
  Myloplus rubripinnis (Müller and Troschel, 1844) -- valid
  Myloplus schulzei Ahl, 1938 -- valid
  Myloplus ternetzi (Norman, 1929) -- valid
  Myloplus tiete (Eigenmann and Norris, 1900) -- valid
  Mylossoma Eigenmann and Kennedy, 1903 -- valid
  Mylossoma acanthogaster (Valenciennes in Cuvier and Valenciennes, 1850) -- valid
  Mylossoma aureum (Spix and Agassiz, 1829) -- valid
  Mylossoma duriventris (Cuvier, 1818) -- valid
  Myomyrus Boulenger, 1898 -- valid
  Myomyrus macrodon Boulenger, 1898 -- valid
  Myomyrus macrops Boulenger, 1914 -- valid
  Myomyrus pharao Poll and Taverne, 1967 -- valid
  Myrichthys Girard, 1859 -- valid
  Myrichthys acuminatus (Gronow in Gray, 1854) -- invalid -- sharptail eel
  Myrichthys aspetocheiros McCosker and Rosenblatt, 1993 -- valid -- longfin spotted snake eel, tieso aletón
  Myrichthys bleekeri Gosline, 1951 -- invalid
  Myrichthys breviceps (Richardson, 1848) -- valid -- sharptail eel, safío de manchas blancas, tieso afilado
  Myrichthys colubrinus (Boddaert, 1781) -- valid -- broadnose worm eel
  Myrichthys maculosus (Cuvier, 1816) -- valid -- tiger snake eel
  Myrichthys magnificus (Abbott, 1860) -- valid
  Myrichthys ocellatus (Lesueur, 1825) -- valid -- goldspotted eel, palespotted eel, safío ocelado, tieso manchas doradas
  Myrichthys oculatus (Kaup, 1856) -- invalid -- goldspotted eel
  Myrichthys pantostigmius Jordan and McGregor in Jordan and Evermann, 1898 -- valid -- Clarion snake eel, tieso manchado de Clarión
  Myrichthys pardalis (Valenciennes, 1839) -- valid
  Myrichthys tigrinus Girard, 1859 -- valid -- tiger snake eel, tieso tigre
  Myrichthys xysturus (Jordan and Gilbert, 1882) -- valid
  Myripristis leiognathos Valenciennes, 1846 -- invalid
  Myripristis leiognathus Valenciennes, 1846 -- valid -- Panamic soldierfish, soldado panámico, Pacific soldierfish
  Myroconger Günther, 1870 -- valid
  Myroconger compressus Günther, 1870 -- valid
  Myroconger gracilis Castle, 1991 -- valid
  Myroconger nigrodentatus Castle and Bearez, 1995 -- valid
  Myroconger prolixus Castle and Bearez, 1995 -- valid
  Myrophis Lütken, 1852 -- valid -- worm eels
  Myrophis anterodorsalis McCosker, Böhlke and Böhlke, 1989 -- valid -- longfin worm eel
  Myrophis cheni Chen and Weng, 1967 -- valid
  Myrophis heterognathos Bleeker, 1858-59 -- invalid
  Myrophis heterognathus Bleeker, 1858-59 -- invalid
  Myrophis lepturus Kotthaus, 1968 -- valid
  Myrophis microchir (Bleeker, 1865) -- valid
  Myrophis platyrhynchus Breder, 1927 -- valid -- broadnose worm eel, tieso chato
  Myrophis plumbeus (Cope, 1871) -- valid -- leaden worm eel
  Myrophis punctatus Lütken, 1852 -- valid -- speckled worm eel, safío pecoso, tieso gusano
  Myrophis vafer Jordan and Gilbert, 1883 -- valid -- Pacific worm eel, tieso lombriz
  Mystriophis Kaup, 1856 -- valid
  Mystriophis crosnieri Blache, 1971 -- valid
  Mystriophis intertinctus (Richardson, 1848) -- invalid
  Mystriophis punctifer (Kaup, 1860) -- invalid
  Mystriophis rostellatus (Richardson, 1848) -- valid
  Myxodagnus Gill, 1861 -- valid
  Myxodagnus belone Böhlke, 1968 -- valid -- dartfish, dartfish
  Myxodagnus macrognathus Hildebrand, 1946 -- valid -- longjaw stargazer, miraestrellas bocona
  Myxodagnus opercularis Gill, 1861 -- valid -- dart stargazer, miraestrellas virote
  Myxodagnus sagitta Myers and Wade, 1946 -- valid
  Myxodagnus walkeri Dawson, 1976 -- valid
  Myxodes Cuvier, 1829 -- valid
  Myxodes cristatus Valenciennes in Cuvier and Valenciennes, 1836 -- valid
  Myxodes ornatus Stephens and Springer, 1974 -- valid
  Myxodes viridis Valenciennes in Cuvier and Valenciennes, 1836 -- valid
  Naevochromis Eccles and Trewavas, 1989 -- valid
  Naevochromis chrysogaster (Trewavas, 1935) -- valid
  Nalbantichthys Schultz, 1967 -- valid
  Nalbantichthys elongatus Schultz, 1967 -- valid
  Nandopsis Gill, 1862 -- valid
  Nandopsis atromaculata (Regan, 1912) -- invalid
  Nandopsis autochthon (Günther, 1862) -- invalid
  Nandopsis bartoni (Bean, 1892) -- invalid
  Nandopsis beani (Jordan, 1889) -- invalid -- green guapote
  Nandopsis dovii (Günther, 1864) -- invalid
  Nandopsis festae (Boulenger, 1899) -- invalid
  Nandopsis friedrichsthalii (Heckel, 1840) -- invalid -- Friedrichsthal's cichlid
  Nandopsis gephyra (Eigenmann, 1922) -- invalid
  Nandopsis grammodes (Taylor and Miller, 1980) -- invalid
  Nandopsis haitiensis (Tee-Van, 1935) -- valid -- Haiti cichlid
  Nandopsis istlanus (Jordan and Snyder, 1899) -- invalid
  Nandopsis labridens (Pellegrin, 1903) -- invalid
  Nandopsis loisellei (Bussing, 1989) -- invalid
  Nandopsis mento (Vaillant and Pellegrin, 1902) -- invalid
  Nandopsis microlepis (Dahl, 1960) -- invalid
  Nandopsis octofasciata (Regan, 1903) -- invalid -- eightbanded cichlid, Jack Dempsey
  Nandopsis ornata (Regan, 1905) -- invalid
  Nandopsis pantostictum (Taylor and Miller, 1983) -- invalid
  Nandopsis ramsdeni (Fowler, 1938) -- invalid -- jotura, joturo
  Nandopsis salvini (Günther, 1862) -- invalid -- Salvin's cichlid, yellowbelly cichlid
  Nandopsis steindachneri (Jordan and Snyder, 1899) -- invalid
  Nandopsis tembe (Casciotta, Gómez and Toresanni, 1995) -- invalid
  Nandopsis tetracanthus (Valenciennes in Cuvier and Valenciennes, 1831) -- valid -- biajaca, Cuban cichlid
  Nandopsis urophthalmus (Günther, 1862) -- invalid -- Mayan cichlid
  Nandopsis vombergae (Ladiges, 1938) -- valid
  Nandus Valenciennes in Cuvier and Valenciennes, 1831 -- valid
  Nandus marmoratus Valenciennes in Cuvier and Valenciennes, 1831 -- invalid
  Nandus nandus (Hamilton, 1822) -- valid -- nandus, nandus
  Nandus nebulosus (Gray, 1835) -- valid
  Nandus oxyrhynchus Ng, Vidthayanon and Ng, 1996 -- valid
  Nanichthys Hubbs and Wisner, 1980 -- invalid
  Nanichthys simulans Hubbs and Wisner, 1980 -- invalid
  Nannacara Regan, 1905 -- valid
  Nannacara adoketa Kullander and Prada-Pedreros, 1993 -- valid
  Nannacara anomala Regan, 1905 -- valid -- golden dwarf acara, golden dwarf acara
  Nannacara aureocephalus Allgayer, 1983 -- valid
  Nannacara bimaculata Eigenmann, 1912 -- valid
  Nannacara taenia Regan, 1912 -- valid -- lattice dwarf cichlid, lattice dwarf cichlid
  Nannaethiops Günther, 1872 -- valid
  Nannaethiops bleheri Géry and Zarske, 2003 -- valid
  Nannaethiops unitaeniatus Günther, 1872 -- valid -- onestriped african characin, onestriped african characin
  Nannatherina Regan, 1906 -- valid
  Nannatherina balstoni Regan, 1906 -- valid
  Nannobrachium nigrum Günther, 1887 -- valid
  Nannobrycon Hoedeman, 1950 -- invalid
  Nannocampus Günther, 1870 -- valid
  Nannocampus elegans Smith, 1961 -- valid -- elegant pipefish, elegant pipefish
  Nannocampus pictus (Duncker, 1915) -- valid
  Nannocampus subosseus Günther, 1870 -- valid
  Nannocampus weberi Duncker, 1915 -- valid
  Nannocharax Günther, 1867 -- valid
  Nannocharax altus Pellegrin, 1930 -- valid
  Nannocharax ansorgii Boulenger, 1911 -- valid
  Nannocharax brevis Boulenger, 1902 -- valid
  Nannocharax elongatus Boulenger, 1900 -- valid
  Nannocharax fasciatus Günther, 1867 -- valid
  Nannocharax fasciolaris Nichols and Boulton, 1927 -- valid
  Nannocharax gracilis Poll, 1939 -- valid
  Nannocharax hollyi Fowler, 1936 -- valid
  Nannocharax intermedius Boulenger, 1903 -- valid
  Nannocharax latifasciatus Coenen and Teugels, 1989 -- valid
  Nannocharax lineomaculatus Blache and Miton, 1960 -- valid
  Nannocharax luapulae Boulenger, 1915 -- valid
  Nannocharax macropterus Pellegrin, 1926 -- valid
  Nannocharax maculicauda Vari and Géry, 1981 -- valid
  Nannocharax micros Fowler, 1936 -- valid
  Nannocharax niloticus (Joannis, 1835) -- valid
  Nannocharax occidentalis Daget, 1959 -- valid
  Nannocharax ogoensis Pellegrin, 1911 -- valid
  Nannocharax parvus Pellegrin, 1906 -- valid
  Nannocharax procatopus Boulenger, 1920 -- valid
  Nannocharax pteron Fowler, 1936 -- valid
  Nannocharax rubrolabiatus Van den Bergh, Teugels, Coenen and Ollevier, 1995 -- valid
  Nannocharax schoutedeni Poll, 1939 -- valid
  Nannocharax taenia Boulenger, 1902 -- valid
  Nannoperca Günther, 1861 -- valid
  Nannoperca australis Günther, 1861 -- valid
  Nannoperca obscura (Klunzinger, 1872) -- valid
  Nannoperca oxleyana Whitley, 1940 -- valid
  Nannoperca variegata Kuiter and Allen, 1986 -- valid
  Nannoperca vittata (Castelnau, 1873) -- valid -- Westralian pigmy perch
  Nannopetersius Hoedeman, 1956 -- valid
  Nannopetersius lamberti Poll, 1967 -- valid
  Nannosalarias Smith-Vaniz and Springer, 1971 -- valid
  Nannosalarias nativitatis (Regan, 1909) -- valid
  Nannostomus Günther, 1872 -- valid -- pencilfish
  Nannostomus anduzei Fernandez and Weitzman, 1987 -- valid
  Nannostomus beckfordi Günther, 1872 -- valid -- golden pencilfish, golden pencilfish
  Nannostomus bifasciatus Hoedeman, 1954 -- valid -- two-lined pencilfish, two-lined pencilfish
  Nannostomus britskii Weitzman, 1978 -- valid
  Nannostomus digrammus (Fowler, 1913) -- valid
  Nannostomus eques Steindachner, 1876 -- valid
  Nannostomus espei (Meinken, 1956) -- valid -- espei's pencilfish, espei's pencilfish
  Nannostomus harrisoni (Eigenmann, 1909) -- valid -- Harrison's pencilfish
  Nannostomus limatus Weitzman, 1978 -- valid
  Nannostomus marginatus Eigenmann, 1909 -- valid -- dwarf pencilfish, dwarf pencilfish
  Nannostomus marilynae Weitzman and Cobb, 1975 -- valid
  Nannostomus minimus Eigenmann, 1909 -- valid
  Nannostomus mortenthaleri Paepke and Arendt, 2001 -- valid
  Nannostomus nitidus Weitzman, 1978 -- valid
  Nannostomus trifasciatus Steindachner, 1876 -- valid -- three-lined pencilfish, three-lined pencilfish
  Nannostomus unifasciatus Steindachner, 1876 -- valid
  Nanocheirodon Malabarba, 1998 -- valid
  Nanocheirodon insignis (Steindachner, 1880) -- valid
  Nanochromis Pellegrin, 1904 -- valid
  Nanochromis consortus Roberts and Stewart, 1976 -- valid
  Nanochromis dimidiatus (Pellegrin, 1900) -- valid
  Nanochromis minor Roberts and Stewart, 1976 -- valid
  Nanochromis nudiceps (Boulenger, 1899) -- valid -- blue cichlid, blue cichlid
  Nanochromis parilus Roberts and Stewart, 1976 -- valid
  Nanochromis splendens Roberts and Stewart, 1976 -- valid
  Nanochromis squamiceps (Boulenger, 1902) -- valid
  Nanochromis transvestitus Stewart and Roberts, 1984 -- valid
  Natalichthys Winterbottom, 1980 -- valid
  Natalichthys leptus Winterbottom, 1980 -- valid
  Natalichthys ori Winterbottom, 1980 -- valid
  Natalichthys sam Winterbottom, 1980 -- valid
  Nealotus Johnson, 1865 -- valid
  Nealotus tripes Johnson, 1865 -- valid -- black snake mackerel, dómine negro, escolar listado
  Neamia Smith and Radcliffe in Radcliffe, 1912 -- valid
  Neamia notula Fraser and Allen, 2001 -- valid
  Neamia octospina Smith and Radcliffe in Radcliffe, 1912 -- valid
  Neatypus Waite, 1905 -- valid
  Neatypus obliquus Waite, 1905 -- valid
  Nebris Cuvier in Cuvier and Valenciennes, 1830 -- valid
  Nebris microps Cuvier in Cuvier and Valenciennes, 1830 -- valid
  Nebris occidentalis Vaillant, 1897 -- valid -- guavina, guavina, corvina guavina, Pacific smalleye croaker
  Nectarges Myers and Wade, 1942 -- invalid
  Neenchelys Bamber, 1915 -- valid
  Neenchelys buitendijki Weber and de Beaufort, 1916 -- valid
  Neenchelys daedalus McCosker, 1982 -- valid
  Neenchelys microtretus Bamber, 1915 -- valid
  Neenchelys retropinna Smith and Böhlke, 1983 -- valid
  Neetroplus Günther, 1867 -- valid
  Neetroplus nematopus Günther, 1867 -- valid
  Neetroplus panamensis Meek and Hildebrand, 1913 -- invalid
  Nelabrichthys Russell, 1983 -- valid
  Nelabrichthys ornatus (Carmichael, 1819) -- valid
  Nemaclinus Böhlke and Springer, 1975 -- valid
  Nemaclinus atelestos Böhlke and Springer, 1975 -- valid -- threadfin blenny
  Nemadactylus Richardson, 1839 -- valid
  Nemadactylus bergi (Norman, 1937) -- valid
  Nemadactylus douglasi (Hector, 1875) -- invalid -- morwong, morwong
  Nemadactylus douglasii (Hector, 1875) -- valid
  Nemadactylus gayi (Kner, 1865) -- valid
  Nemadactylus macropterus (Forster in Bloch and Schneider, 1801) -- valid -- jackassfish, Hawaiian morwong
  Nemadactylus monodactylus (Carmichael, 1819) -- valid
  Nemadactylus morwong (Ramsay and Ogilby, 1887) -- invalid -- morwong, morwong
  Nemadactylus valenciennesi (Whitley, 1937) -- valid
  Nemadactylus vemae (Penrith, 1967) -- valid
  Nemanthias Smith, 1954 -- valid
  Nemanthias carberryi Smith, 1954 -- valid
  Nemateleotris Fowler, 1938 -- valid
  Nemateleotris decora Randall and Allen, 1973 -- valid
  Nemateleotris helfrichi Randall and Allen, 1973 -- valid
  Nemateleotris magnifica Fowler, 1938 -- valid
  Nematistius Gill, 1862 -- valid -- roosterfish
  Nematistius pectoralis Gill, 1862 -- valid -- roosterfish, papagallo
  Nematobrycon Eigenmann, 1911 -- valid
  Nematobrycon lacortei Weitzman and Fink, 1971 -- valid
  Nematobrycon palmeri Eigenmann, 1911 -- valid -- emperor tetra, emperor tetra
  Nematocentris Peters, 1866 -- invalid
  Nematocharax Weitzman, Menezes and Britski, 1986 -- valid
  Nematocharax venustus Weitzman, Menezes and Britski, 1986 -- valid
  Nematochromis Weber, 1913 -- invalid
  Nematogobius Boulenger, 1910 -- valid
  Nematogobius brachynemus Pfaff, 1933 -- valid
  Nematogobius maindroni (Sauvage, 1880) -- valid
  Nematolebias Costa, 1998 -- valid
  Nematolebias papilliferus Costa, 2002 -- valid
  Nematolebias whitei (Myers, 1942) -- valid -- Rio pearlfish, White's pearlfish
  Nematoprora Gilbert, 1905 -- invalid
  Nematoprora polygonifera Gilbert, 1905 -- invalid
  Nemichthys Richardson, 1848 -- valid
  Nemichthys avocetta Jordan and Gilbert, 1881 -- invalid -- threadfish
  Nemichthys curvirostris (Strömman, 1896) -- valid
  Nemichthys infans Günther, 1878 -- invalid
  Nemichthys larseni Nielsen and Smith, 1978 -- valid
  Nemichthys scolopaceus Richardson, 1848 -- valid -- Atlantic snipe eel, slender snipe eel, tijera esbelta
  Nemipterus Swainson, 1839 -- valid -- besugos
  Nemipterus aurifilum (Ogilby, 1910) -- valid -- yellow-fin threadfin bream, yellowlip butterfly bream, yellowlip threadfin bream
  Nemipterus aurorus Russell, 1993 -- valid
  Nemipterus balinensis (Bleeker, 1859) -- valid -- Balinese threadfin bream
  Nemipterus balinensoides (Popta, 1918) -- valid -- dwarf threadfin bream
  Nemipterus bathybius Snyder, 1911 -- valid -- bottom threadfin-bream, yellowbelly threadfin bream
  Nemipterus bipunctatus (Valenciennes in Cuvier and Valenciennes, 1830) -- valid -- Delagoa threadfin bream
  Nemipterus bleekeri (Day, 1875) -- invalid -- Bleeker's threadfin-bream
  Nemipterus celebicus (Bleeker, 1854) -- valid -- Celebes threadfin bream, five lined threadfin bream
  Nemipterus delagoae Smith, 1941 -- invalid -- butterfly bream
  Nemipterus furcosus (Valenciennes in Cuvier and Valenciennes, 1830) -- valid -- redspotted threadfin-bream, fork-tailed threadfin bream, rosy threadfin bream
  Nemipterus gracilis (Bleeker, 1873) -- valid -- graceful threadfin bream
  Nemipterus hexodon (Quoy and Gaimard, 1824) -- valid -- yellowbanded butterfly bream, gold perch, ornate threadfin bream, rainbow perch
  Nemipterus isacanthus (Bleeker, 1873) -- valid -- teardrop threadfin bream, twin-lined threadfin bream
  Nemipterus japonicus (Bloch, 1791) -- valid -- Japanese threadfin-bream
  Nemipterus marginatus (Valenciennes in Cuvier and Valenciennes, 1830) -- valid -- red filament threadfin bream
  Nemipterus mesoprion (Bleeker, 1853) -- valid -- mauvelip threadfin bream
  Nemipterus nematophorus (Bleeker, 1853) -- valid -- longfin threadfin-bream, doublewhip threadfin bream
  Nemipterus nematopus (Bleeker, 1851) -- valid -- yellowtipped threadfin bream
  Nemipterus nemurus (Bleeker, 1857) -- valid -- threadfinned besugo, redspine threadfin bream
  Nemipterus peronii (Valenciennes in Cuvier and Valenciennes, 1830) -- valid -- notchedfin threadfin bream, Peron's butterfly bream
  Nemipterus randalli Russell, 1986 -- valid -- Randall's threadfin bream
  Nemipterus tambuloides (Bleeker, 1853) -- valid -- fivelined threadfin bream
  Nemipterus theodorei Ogilby, 1916 -- valid -- Theodore's butterfly bream
  Nemipterus thosaporni Russell, 1991 -- valid
  Nemipterus virgatus (Houttuyn, 1782) -- valid -- besugo, golden thread, golden threadfin bream
  Nemipterus vitiensis Russell, 1990 -- valid -- Fiji threadfin bream
  Nemipterus zysron (Bleeker, 1857) -- valid -- slender threadfin bream, yellow-cheeked threadfin bream
  Neoblennius Castelnau, 1875 -- invalid
  Neochromis Regan, 1920 -- valid
  Neochromis gigas Seehausen and Lippitsch in Seehausen, Lippitsch, Bouton and Zwennes, 1998 -- valid
  Neochromis greenwoodi Seehausen and Bouton in Seehausen, Lippitsch, Bouton and Zwennes, 1998 -- valid
  Neochromis nigricans (Boulenger, 1906) -- valid
  Neochromis omnicaeruleus Seehausen and Bouton in Seehausen, Lippitsch, Bouton and Zwennes, 1998 -- valid
  Neochromis rufocaudalis Seehausen and Bouton in Seehausen, Lippitsch, Bouton and Swennes, 1998 -- valid
  Neochromis simotes (Boulenger, 1911) -- valid
  Neocirrhites Castelnau, 1873 -- valid
  Neocirrhites armatus Castelnau, 1873 -- valid
  Neocirrhitus Castelnau, 1873 -- invalid
  Neocirrhitus armatus Castelnau, 1873 -- invalid
  Neoclinus Girard, 1858 -- valid
  Neoclinus blanchardi Girard, 1858 -- valid -- sarcastic fringehead, tubícola chusco
  Neoclinus bryope (Jordan and Snyder, 1902) -- valid
  Neoclinus chihiroe Fukao, 1987 -- valid
  Neoclinus fenestratus (Forster in Bloch and Schneider, 1801) -- valid
  Neoclinus lacunicola Fukao, 1980 -- valid
  Neoclinus nudus Stephens and Springer, 1971 -- valid
  Neoclinus okazakii Fukao, 1987 -- valid
  Neoclinus stephensae Hubbs, 1953 -- valid -- yellowfin fringehead, tubícola aletiamarilla
  Neoclinus toshimaensis Fukao, 1980 -- valid
  Neoclinus uninotatus Hubbs, 1953 -- valid -- onespot fringehead, tubícola mancha singular
  Neoconger Girard, 1858 -- valid
  Neoconger mucronatus Girard, 1858 -- valid -- ridged eel, morenita acanalada, anguila fideo aquillada
  Neoconger tuberculatus (Castle, 1965) -- valid
  Neoconger vermiformis Gilbert, 1890 -- valid
  Neoditrema Steindachner in Steindachner and Döderlein, 1883 -- valid
  Neoditrema ransonnetii Steindachner in Steindachner and Döderlein, 1883 -- valid
  Neodontobutis Chen, Kottelat and Wu, 2002 -- valid
  Neodontobutis aurarmus (Vidthayanon, 1995) -- valid
  Neodontobutis hainanensis (Chen in Chen and Zheng, 1985) -- valid
  Neodontobutis macropectoralis (Mai, 1978) -- valid
  Neodontobutis tonkinensis (Mai, 1978) -- valid
  Neoepinnula Matsubara and Iwai, 1952 -- valid
  Neoepinnula americana (Grey, 1953) -- valid -- American sackfish, escolar americano
  Neoepinnula orientalis (Gilchrist and von Bonde, 1924) -- valid -- sackfish, dómine chico
  Neofundulus Myers, 1924 -- valid
  Neofundulus acutirostratus Costa, 1992 -- valid
  Neofundulus guaporensis Costa, 1988 -- valid
  Neofundulus ornatipinnis Myers, 1935 -- valid
  Neofundulus paraguayensis (Eigenmann and Kennedy, 1903) -- valid
  Neofundulus parvipinnis Costa, 1988 -- valid
  Neoglyphidodon Allen, 1991 -- valid
  Neoglyphidodon bonang (Bleeker, 1852) -- valid
  Neoglyphidodon carlsoni (Allen, 1975) -- valid
  Neoglyphidodon crossi Allen, 1991 -- valid
  Neoglyphidodon melas (Cuvier in Cuvier and Valenciennes, 1830) -- valid -- black damselfish, bluefin damselfish, royal damsel, bowtie damselfish
  Neoglyphidodon nigroris (Cuvier in Cuvier and Valenciennes, 1830) -- valid -- black-and-gold chromis
  Neoglyphidodon oxyodon (Bleeker, 1858) -- valid -- bluebanded damselfish, bluestreak damselfish, bluevelvet damselfish
  Neoglyphidodon polyacanthus (Ogilby, 1889) -- valid
  Neoglyphidodon thoracotaeniatus (Fowler and Bean, 1928) -- valid
  Neogobius Iljin, 1927 -- valid -- round gobies
  Neogobius bathybius (Kessler, 1877) -- valid
  Neogobius caspius (Eichwald, 1831) -- valid
  Neogobius cephalarges (Pallas, 1814) -- invalid
  Neogobius cephalargoides Pinchuk, 1976 -- valid
  Neogobius constructor (Nordmann, 1840) -- valid
  Neogobius cyrius (Kessler, 1874) -- valid
  Neogobius eurycephalus (Kessler, 1874) -- valid
  Neogobius fluviatilis (Pallas, 1814) -- valid -- babka goby
  Neogobius gorlap Iljin in Berg, 1949 -- valid
  Neogobius gymnotrachelus (Kessler, 1857) -- valid
  Neogobius kessleri (Günther, 1861) -- valid
  Neogobius melanostomus (Pallas, 1814) -- valid -- gobie à taches noires, round goby
  Neogobius platyrostris (Pallas, 1814) -- valid
  Neogobius ratan (Nordmann, 1840) -- valid
  Neogobius rhodioni Vasil'yeva and Vasil'ev, 1994 -- valid
  Neogobius syrman (Nordmann, 1840) -- valid
  Neoheterandria Henn, 1916 -- valid
  Neoheterandria cana (Meek and Hildebrand, 1913) -- valid
  Neoheterandria elegans Henn, 1916 -- valid
  Neoheterandria tridentiger (Garman, 1895) -- valid
  Neolamprologus Colombe and Allgayer, 1985 -- valid
  Neolamprologus bifasciatus Büscher, 1993 -- valid
  Neolamprologus boulengeri (Steindachner, 1909) -- valid
  Neolamprologus brevis (Boulenger, 1899) -- valid
  Neolamprologus brichardi (Poll, 1974) -- valid -- fairy cichlid
  Neolamprologus buescheri (Staeck, 1983) -- valid
  Neolamprologus caudopunctatus (Poll, 1978) -- valid
  Neolamprologus christyi (Trewavas and Poll, 1952) -- valid
  Neolamprologus crassus (Brichard, 1989) -- valid
  Neolamprologus cylindricus Staeck and Seegers, 1986 -- valid
  Neolamprologus devosi Schelly, Stiassny and Seegers, 2003 -- valid
  Neolamprologus falcicula (Brichard, 1989) -- valid
  Neolamprologus fasciatus (Boulenger, 1898) -- valid
  Neolamprologus furcifer (Boulenger, 1898) -- valid
  Neolamprologus gracilis (Brichard, 1989) -- valid
  Neolamprologus hecqui (Boulenger, 1899) -- valid
  Neolamprologus helianthus Büscher, 1997 -- valid
  Neolamprologus leleupi (Poll, 1956) -- valid -- lemon cichlid
  Neolamprologus leloupi (Poll, 1948) -- valid
  Neolamprologus longicaudatus Nakaya and Gashagaza, 1995 -- valid
  Neolamprologus longior (Staeck, 1980) -- valid
  Neolamprologus marunguensis Büscher, 1989 -- valid
  Neolamprologus meeli (Poll, 1948) -- valid
  Neolamprologus mocquardi (Pellegrin, 1903) -- valid
  Neolamprologus modestus (Boulenger, 1898) -- valid
  Neolamprologus mondabu (Boulenger, 1906) -- valid
  Neolamprologus moorii (Boulenger, 1898) -- invalid
  Neolamprologus multifasciatus (Boulenger, 1906) -- valid
  Neolamprologus mustax (Poll, 1978) -- valid
  Neolamprologus niger (Poll, 1956) -- valid
  Neolamprologus nigriventris Büscher, 1992 -- valid
  Neolamprologus obscurus (Poll, 1978) -- valid
  Neolamprologus olivaceous (Brichard, 1989) -- valid
  Neolamprologus pectoralis Büscher, 1991 -- valid
  Neolamprologus petricola (Poll, 1949) -- valid
  Neolamprologus pleuromaculatus (Trewavas and Poll, 1952) -- valid
  Neolamprologus prochilus (Bailey and Stewart, 1977) -- valid
  Neolamprologus pulcher (Trewavas and Poll, 1952) -- valid
  Neolamprologus savoryi (Poll, 1949) -- valid
  Neolamprologus schreyeni (Poll, 1974) -- valid
  Neolamprologus sexfasciatus (Trewavas and Poll, 1952) -- valid
  Neolamprologus similis Büscher, 1992 -- valid
  Neolamprologus splendens (Brichard, 1989) -- valid
  Neolamprologus tetracanthus (Boulenger, 1899) -- valid
  Neolamprologus toae (Poll, 1949) -- valid
  Neolamprologus tretocephalus (Boulenger, 1899) -- valid
  Neolamprologus variostigma Büscher, 1995 -- valid
  Neolamprologus ventralis Büscher, 1995 -- valid
  Neolamprologus wauthioni (Poll, 1949) -- valid
  Neolebias Steindachner, 1894 -- valid
  Neolebias ansorgii Boulenger, 1912 -- valid -- Ansorge's characin
  Neolebias axelrodi Poll and Gosse, 1963 -- valid
  Neolebias gracilis Matthes, 1964 -- valid
  Neolebias kerguennae Daget, 1980 -- valid
  Neolebias lozii Winemiller and Kelso-Winemiller, 1993 -- valid
  Neolebias philippei Poll and Gosse, 1963 -- valid
  Neolebias powelli Teugels and Roberts, 1990 -- valid
  Neolebias trewavasae Poll and Gosse, 1963 -- valid
  Neolebias trilineatus Boulenger, 1899 -- valid
  Neolebias unifasciatus Steindachner, 1894 -- valid
  Neolumpenus Miki, Kanamaru and Amaoka, 1987 -- valid
  Neolumpenus unocellatus Miki, Kanamaru and Amaoka, 1987 -- valid
  Neomuraena nigromarginata Girard, 1858 -- invalid
  Neoodax Castelnau, 1875 -- valid
  Neoodax balteatus (Valenciennes in Cuvier and Valenciennes, 1840) -- valid
  Neoophorus Hubbs and Turner, 1939 -- valid
  Neoophorus diazi (Meek, 1902) -- invalid
  Neoophorus regalis Alvarez, 1959 -- valid
  Neopagetopsis Nybelin, 1947 -- valid
  Neopagetopsis ionah Nybelin, 1947 -- valid
  Neopercis Steindachner in Steindachner and Döderlein, 1884 -- invalid
  Neopercis roseoviridis Gilbert, 1905 -- invalid
  Neopomacentrus Allen, 1975 -- valid -- lyretail damselfishes
  Neopomacentrus anabatoides (Bleeker, 1847) -- valid
  Neopomacentrus aquadulcis Jenkins and Allen, 2002 -- valid
  Neopomacentrus azysron (Bleeker, 1877) -- valid
  Neopomacentrus bankieri (Richardson, 1846) -- valid -- orangetailed damselfish
  Neopomacentrus cyanomos (Bleeker, 1856) -- valid -- violet demoiselle
  Neopomacentrus fallax (Peters, 1855) -- valid -- violet damsel
  Neopomacentrus filamentosus (Macleay, 1882) -- valid
  Neopomacentrus fuliginosus (Smith, 1960) -- valid -- sooty damsel
  Neopomacentrus metallicus (Jordan and Seale, 1906) -- valid
  Neopomacentrus miryae Dor and Allen, 1977 -- valid
  Neopomacentrus nemurus (Bleeker, 1857) -- valid
  Neopomacentrus sindensis (Day, 1873) -- valid
  Neopomacentrus taeniurus (Bleeker, 1856) -- valid -- cresent damsel, freshwater damselfish
  Neopomacentrus violascens (Bleeker, 1848) -- valid
  Neopomacentrus xanthurus Allen and Randall, 1980 -- valid
  Neoscombrops Gilchrist, 1922 -- valid
  Neoscombrops annectens Gilchrist, 1922 -- invalid -- sombre splitfin
  Neoscombrops atlanticus Mochizuki and Sano, 1984 -- valid
  Neoscombrops cynodon (Regan, 1921) -- valid -- silver splitfin
  Neoscombrops pacificus Mochizuki, 1979 -- valid
  Neoscorpis Smith, 1931 -- valid
  Neoscorpis lithophilus (Gilchrist and Thompson, 1908) -- valid -- butterfish, butterfish
  Neostethidae -- invalid -- neostethid priapriumfishes
  Neostethus Regan, 1916 -- valid
  Neostethus amaricola (Villadolid and Manacop, 1934) -- valid
  Neostethus bicornis Regan, 1916 -- valid
  Neostethus borneensis Herre, 1940 -- valid
  Neostethus ctenophorus (Aurich, 1937) -- valid
  Neostethus djajaorum Parenti and Louie, 1998 -- valid
  Neostethus lankesteri Regan, 1916 -- valid
  Neostethus palawanensis (Myers, 1935) -- valid
  Neostethus robertsi Parenti, 1989 -- valid
  Neostethus thessa (Aurich, 1937) -- valid
  Neostethus villadolidi Herre, 1942 -- valid
  Neostethus zamboangae Herre, 1942 -- valid
  Neothunnus Kishinouye, 1923 -- invalid
  Neothunnus catalinae Jordan and Evermann, 1926 -- invalid -- yellowfinned albacore
  Neotoca Hubbs and Turner, 1939 -- invalid
  Neozoarces Steindachner, 1880 -- valid
  Neozoarces pulcher Steindachner, 1881 -- valid
  Nerophis Rafinesque, 1810 -- valid
  Nerophis lumbriciformis (Jenyns, 1835) -- valid
  Nerophis maculatus Rafinesque, 1810 -- valid
  Nerophis ophidion (Linnaeus, 1758) -- valid -- straightnosed pipefish, straightnosed pipefish
  Nes Ginsburg, 1933 -- valid
  Nes longus (Nichols, 1914) -- valid -- orangespotted goby, gobio de manchas naranja, gobio camaronícola
  Nesiarchus Johnson, 1862 -- valid
  Nesiarchus nasutus Johnson, 1862 -- valid -- black gemfish, dómine narizón, violet snake mackerel, escolar narigudo
  Nesiotes De Vis, 1884 -- invalid
  Nesogobius Whitley, 1929 -- valid
  Nesogobius hinsbyi (McCulloch and Ogilby, 1919) -- valid
  Nesogobius pulchellus (Castelnau, 1872) -- valid
  Nesogrammus piersoni Evermann and Seale, 1907 -- invalid
  Nessorhamphus Schmidt, 1931 -- valid
  Nessorhamphus danae Schmidt, 1931 -- valid
  Nessorhamphus ingolfianus (Schmidt, 1912) -- valid -- spoonbill eel
  Nettastoma Rafinesque, 1810 -- valid
  Nettastoma falcinaris Parin and Karmovskaya, 1985 -- valid
  Nettastoma melanurum Rafinesque, 1810 -- valid
  Nettastoma parviceps Günther, 1877 -- valid
  Nettastoma proboscideum Vaillant, 1888 -- invalid
  Nettastoma solitarium Castle and Smith in Smith, Böhlke and Castle, 1981 -- valid
  Nettastoma syntresis Smith and Böhlke in Smith, Böhlke and Castle, 1981 -- valid
  Nettastomella Facciolà, 1911 -- invalid
  Nettastomella physonema Facciolà, 1914 -- invalid
  Nettenchelys Alcock, 1898 -- valid
  Nettenchelys dionisi Brito, 1989 -- valid
  Nettenchelys erroriensis Karmovskaya, 1994 -- valid
  Nettenchelys exoria Böhlke and Smith in Smith, Böhlke and Castle, 1981 -- valid
  Nettenchelys gephyra Castle and Smith in Smith, Böhlke and Castle, 1981 -- valid
  Nettenchelys inion Smith and Böhlke in Smith, Böhlke and Castle, 1981 -- valid
  Nettenchelys paxtoni Karmovskaya, 1999 -- valid
  Nettenchelys pygmaea Smith and Böhlke in Smith, Böhlke and Castle, 1981 -- valid -- pygmy pikeconger, serpentina enana
  Nettenchelys taylori Alcock, 1898 -- valid
  Nettodarus Whitley, 1951 -- invalid
  Nettodarus brevirostris (Facciolà, 1887) -- invalid
  Nexilosus Heller and Snodgrass, 1903 -- valid
  Nexilosus latifrons (Tschudi, 1846) -- valid
  Nibea Jordan and Thompson, 1911 -- valid
  Nibea albiflora (Richardson, 1846) -- valid -- yellow drum, yellow drum
  Nibea chui Trewavas, 1971 -- valid
  Nibea coibor (Hamilton, 1822) -- valid
  Nibea leptolepis (Ogilby, 1918) -- valid
  Nibea maculata (Bloch and Schneider, 1801) -- valid
  Nibea microgenys Sasaki, 1992 -- valid
  Nibea mitsukurii (Jordan and Snyder, 1900) -- valid
  Nibea semifasciata Chu, Lo and Wu, 1963 -- valid
  Nibea soldado (Lacepède, 1802) -- valid
  Nibea squamosa Sasaki, 1992 -- valid
  Nicholsina Fowler, 1915 -- valid
  Nicholsina usta (Valenciennes in Cuvier and Valenciennes, 1840) -- valid -- emerald parrotfish, loro esmeralda
  Nicholsina usta usta (Valenciennes in Cuvier and Valenciennes, 1840) -- valid -- emerald parrotfish, loro esmeralda
  Nimbochromis Eccles and Trewavas, 1989 -- valid
  Nimbochromis fuscotaeniatus (Regan, 1922) -- valid
  Nimbochromis linni (Burgess and Axelrod, 1975) -- valid -- elephant-nose cichlid
  Nimbochromis livingstonii (Günther, 1894) -- valid
  Nimbochromis maculimanus (Regan, 1922) -- valid
  Nimbochromis pardalis (Trewavas, 1935) -- valid
  Nimbochromis polystigma (Regan, 1922) -- valid
  Nimbochromis venustus (Boulenger, 1908) -- valid
  Niphon Cuvier in Cuvier and Valenciennes, 1828 -- valid
  Niphon spinosus Cuvier in Cuvier and Valenciennes, 1828 -- valid
  Nomeus Cuvier, 1816 -- valid -- man-of-war fishes
  Nomeus gronovii (Gmelin, 1789) -- valid -- pastorcillo, man-of-war fish, derivante fragata portuguesa
  Nomorhamphus Weber and de Beaufort, 1922 -- valid
  Nomorhamphus bakeri (Fowler and Bean, 1922) -- valid
  Nomorhamphus brembachi Vogt, 1978 -- valid
  Nomorhamphus celebensis Weber and de Beaufort, 1922 -- valid
  Nomorhamphus ebrardtii (Popta, 1912) -- valid
  Nomorhamphus hageni (Popta, 1912) -- valid
  Nomorhamphus kolonodalensis Meisner and Louie, 2000 -- valid
  Nomorhamphus liemi Vogt, 1978 -- valid -- Celebes halfbeak
  Nomorhamphus liemi liemi Vogt, 1978 -- valid
  Nomorhamphus liemi snijdersi Vogt, 1978 -- valid
  Nomorhamphus manifesta Meisner, 2001 -- valid
  Nomorhamphus megarrhamphus (Brembach, 1982) -- valid
  Nomorhamphus pectoralis (Fowler, 1934) -- valid
  Nomorhamphus philippina (Ladiges, 1972) -- valid
  Nomorhamphus pinnimaculata Meisner, 2001 -- valid
  Nomorhamphus rossi Meisner, 2001 -- valid
  Nomorhamphus towoetii Ladiges, 1972 -- valid
  Nomorhamphus vivipara (Peters, 1865) -- valid
  Nomorhamphus weberi (Boulenger, 1897) -- valid
  Norfolkia Fowler, 1953 -- valid
  Norfolkia brachylepis (Schultz in Schultz, Chapman, Lachner and Woods, 1960) -- valid
  Norfolkia leeuwin Fricke, 1994 -- valid
  Norfolkia squamiceps (McCulloch and Waite, 1916) -- valid
  Norfolkia thomasi Whitley, 1964 -- valid
  Notacanthus Bloch, 1788 -- valid
  Notacanthus abbotti Fowler, 1934 -- valid
  Notacanthus bonaparte Risso, 1840 -- valid
  Notacanthus bonapartei Risso, 1840 -- invalid
  Notacanthus chemnitzii Bloch, 1788 -- valid -- spiny eel, snubnosed spiny eel
  Notacanthus indicus Lloyd, 1909 -- valid
  Notacanthus macrorhynchus Matsubara, 1936 -- invalid
  Notacanthus nasus Bloch, 1795 -- invalid -- largescale tapirfish, spiny eel
  Notacanthus rissoanus De Filippi and Verany, 1857 -- invalid
  Notacanthus rostratus Collett, 1889 -- invalid
  Notacanthus sexspinis Richardson, 1846 -- valid
  Notacanthus spinosus Garman, 1899 -- valid
  Nothobranchius Peters, 1868 -- valid
  Nothobranchius albimarginatus Watters, Wildekamp and Cooper, 1998 -- valid
  Nothobranchius annectens Watters, Wildekamp and Cooper, 1998 -- valid
  Nothobranchius bojiensis Wildekamp and Haas, 1992 -- valid
  Nothobranchius brieni Poll, 1938 -- valid
  Nothobranchius eggersi Seegers, 1982 -- valid
  Nothobranchius elongatus Wildekamp, 1982 -- valid
  Nothobranchius fasciatus Wildekamp and Haas, 1992 -- valid
  Nothobranchius flammicomantis Wildekamp, Watters and Sainthouse, 1998 -- valid
  Nothobranchius foerschi Wildekamp and Berkenkamp, 1979 -- valid
  Nothobranchius furzeri Jubb, 1971 -- valid
  Nothobranchius fuscotaeniatus Seegers, 1997 -- valid
  Nothobranchius geminus Wildekamp, Watters and Sainthouse, 2002 -- valid
  Nothobranchius guentheri (Pfeffer, 1893) -- valid -- gunther's nothobranch, Gunther's nothobranch
  Nothobranchius interruptus Wildekamp and Berkenkamp, 1979 -- valid
  Nothobranchius janpapi Wildekamp, 1977 -- valid
  Nothobranchius jubbi Wildekamp and Berkenkamp, 1979 -- valid
  Nothobranchius kafuensis Wildekamp and Rosenstock, 1989 -- valid
  Nothobranchius kilomberoensis Wildekamp, Watters and Sainthouse, 2002 -- valid
  Nothobranchius kirki Jubb, 1969 -- valid -- kirk's nothobranch, Kirk's nothobranch
  Nothobranchius kiyawensis Ahl, 1928 -- valid
  Nothobranchius korthausae Meinken, 1973 -- valid
  Nothobranchius kuhntae (Ahl, 1926) -- valid
  Nothobranchius lourensi Wildekamp, 1977 -- valid
  Nothobranchius luekei Seegers, 1984 -- valid
  Nothobranchius malaissei Wildekamp, 1978 -- valid
  Nothobranchius melanospilus (Pfeffer, 1896) -- valid
  Nothobranchius microlepis (Vinciguerra, 1897) -- valid
  Nothobranchius neumanni (Hilgendorf, 1905) -- valid
  Nothobranchius nubaensis Bellemans, 2003 -- valid
  Nothobranchius ocellatus (Seegers, 1985) -- valid
  Nothobranchius orthonotus (Peters, 1844) -- valid
  Nothobranchius palmqvisti (Lönnberg, 1907) -- valid -- palmqvist's nothobranch, Palmqvist's nothobranch
  Nothobranchius patrizii (Vinciguerra, 1927) -- valid
  Nothobranchius polli Wildekamp, 1978 -- valid
  Nothobranchius rachovii Ahl, 1926 -- valid -- bluefin notho
  Nothobranchius robustus Ahl, 1935 -- valid
  Nothobranchius rubripinnis Seegers, 1986 -- valid
  Nothobranchius rubroreticulatus Blache and Miton, 1960 -- valid
  Nothobranchius steinforti Wildekamp, 1977 -- valid
  Nothobranchius symoensi Wildekamp, 1978 -- valid
  Nothobranchius taeniopygus Hilgendorf, 1891 -- valid
  Nothobranchius thierryi (Ahl, 1924) -- valid
  Nothobranchius ugandensis Wildekamp, 1994 -- valid
  Nothobranchius virgatus Chambers, 1984 -- valid
  Nothobranchius vosseleri Ahl, 1924 -- valid
  Nothobranchius willerti Wildekamp, 1992 -- valid
  Notiocampus Dawson, 1979 -- valid
  Notiocampus ruber (Ramsay and Ogilby, 1886) -- valid
  Notobranchius Peters, 1868 -- invalid
  Notocetichthys Balushkin, Fedorov and Paxton, 1989 -- valid
  Notocetichthys trunovi Balushkin, Fedorov and Paxton, 1989 -- valid
  Notocheirus Clark, 1937 -- valid
  Notocheirus hubbsi Clark, 1937 -- valid
  Notocirrhitus Randall, 2001 -- valid
  Notocirrhitus splendens (Ogilby, 1889) -- valid
  Notoclinops Whitley, 1930 -- valid
  Notoclinops caerulepunctus Hardy, 1989 -- valid
  Notoclinops segmentatus (McCulloch and Phillipps, 1923) -- valid
  Notoclinops yaldwyni Hardy, 1987 -- valid
  Notoclinus Gill, 1893 -- valid
  Notoclinus compressus (Hutton, 1872) -- valid
  Notoclinus fenestratus (Forster in Bloch and Schneider, 1801) -- invalid -- top knot, top knot
  Notograptus Günther, 1867 -- valid
  Notograptus gregoryi Whitley, 1941 -- valid
  Notograptus guttatus Günther, 1867 -- valid
  Notograptus kauffmani Tyler and Smith, 1970 -- valid
  Notograptus livingstonei Whitley, 1931 -- valid
  Notolabrus Russell, 1988 -- valid
  Notolabrus celidotus (Bloch and Schneider, 1801) -- valid -- spotty
  Notolabrus cinctus (Hutton, 1877) -- valid
  Notolabrus fucicola (Richardson, 1840) -- valid -- banded parrotfish
  Notolabrus gymnogenis (Günther, 1862) -- valid -- whitespotted parrotfish, whitespotted rainbowfish
  Notolabrus inscriptus (Richardson, 1848) -- valid
  Notolabrus parilus (Richardson, 1850) -- valid
  Notolabrus tetricus (Richardson, 1840) -- valid
  Notolepis Dollo, 1908 -- valid
  Notolepis annulata Post, 1978 -- valid
  Notolepis coatsi Dollo, 1908 -- valid
  Notolycodes Gosztonyi, 1977 -- valid
  Notolycodes schmidti Gosztonyi, 1977 -- valid
  Notopogon Regan, 1914 -- valid
  Notopogon armatus (Sauvage, 1879) -- valid
  Notopogon fernandezianus (Delfin, 1899) -- valid
  Notopogon lilliei Regan, 1914 -- valid -- bellows fish, bristle snipefish, bellows fish, bristle snipefish
  Notopogon macrosolen Barnard, 1925 -- valid
  Notopogon xenosoma Regan, 1914 -- valid
  Notopterus Lacepède, 1800 -- valid
  Notopterus chitala (Hamilton, 1822) -- invalid -- featherback, clown knifefish, featherback
  Notopterus notopterus (Pallas, 1769) -- valid -- Asiatic knifefish, bronze featherback
  Notothenia Richardson, 1844 -- valid
  Notothenia angustata Hutton, 1875 -- valid
  Notothenia coriiceps Richardson, 1844 -- valid
  Notothenia cyanobrancha Richardson, 1844 -- valid
  Notothenia microlepidota Hutton, 1875 -- valid -- black cod, black cod
  Notothenia neglecta Nybelin, 1951 -- valid
  Notothenia rossii Richardson, 1844 -- valid
  Notothenia trigramma Regan, 1913 -- valid
  Nototheniops Balushkin, 1976 -- valid
  Nototheniops nudifrons Lönnberg, 1905 -- invalid
  Nototheniops nybelini (Balushkin, 1976) -- valid
  Nototheniops tchizh (Balushkin, 1976) -- valid
  Novacula carneoflava Peters, 1877 -- invalid
  Novacula immaculata Valenciennes in Cuvier and Valenciennes, 1840 -- invalid
  Novacula temporalis Regan, 1905 -- invalid
  Novacula tessellata Valenciennes in Cuvier and Valenciennes, 1840 -- invalid
  Novacula tetrazona Bleeker, 1859 -- invalid
  Novaculichthys Bleeker, 1862 -- valid
  Novaculichthys bifer (Lay and Bennett, 1839) -- invalid
  Novaculichthys taeniourus (Lacépède, 1801) -- valid -- clown wrasse, rockmover, cuchillo dragón, rockmover wrasse
  Novaculoides Randall and Earle, 2004 -- valid
  Novaculoides macrolepidotus (Bloch, 1791) -- valid
  Nyasalapia variabilis (Boulenger, 1906) -- invalid
  Nyassachromis Eccles and Trewavas, 1989 -- valid
  Nyassachromis breviceps (Regan, 1922) -- valid
  Nyassachromis leuciscus (Regan, 1922) -- valid
  Nyassachromis microcephalus (Trewavas, 1935) -- valid
  Nyassachromis nigritaeniatus (Trewavas, 1935) -- valid
  Nyassachromis purpurans (Trewavas, 1935) -- valid
  Nyassachromis serenus (Trewavas, 1935) -- valid
  Nystactes Böhlke, 1957 -- invalid
  Nystactichthys Böhlke, 1958 -- invalid
  Oblada Cuvier, 1829 -- valid
  Oblada melanura (Linnaeus, 1758) -- valid
  Obliquichthys Hardy, 1987 -- valid
  Obliquichthys maryannae Hardy, 1987 -- valid
  Obliquogobius Koumans, 1941 -- valid
  Obliquogobius cometes (Alcock, 1890) -- valid
  Obliquogobius turkayi Goren, 1992 -- valid
  Obtortiophagus Whitley, 1933 -- invalid
  Obtortiophagus koumansi Whitley, 1933 -- invalid -- target goby, target goby
  Ocyanthias Jordan and Evermann, 1896 -- invalid
  Ocyurus Gill, 1862 -- valid
  Ocyurus chrysurus (Bloch, 1791) -- valid -- rubia, Yellowtail Snapper, Sarde queue jaune, Rabirrubia
  Odax Valenciennes in Cuvier and Valenciennes, 1840 -- valid
  Odax acroptilus (Richardson, 1846) -- valid
  Odax cyanoallix Ayling and Paxton, 1983 -- valid
  Odax cyanomelas (Richardson, 1850) -- valid -- herring cale
  Odax pullus (Forster in Bloch and Schneider, 1801) -- valid -- butterfish, greenbone
  Odondebuenia de Buen, 1930 -- valid
  Odondebuenia balearica (Pellegrin and Fage, 1907) -- valid
  Odondebuenia pruvoti (Fage, 1907) -- invalid
  Odontamblyopus Bleeker, 1874 -- valid
  Odontamblyopus lacepedii (Temminck and Schlegel, 1845) -- valid
  Odontamblyopus rebecca Murdy and Shibukawa, 2003 -- valid
  Odontamblyopus roseus (Valenciennes in Cuvier and Valenciennes, 1837) -- valid
  Odontamblyopus rubicundus (Hamilton, 1822) -- valid
  Odontamblyopus tenuis (Day, 1876) -- valid
  Odontanthias Bleeker, 1873 -- valid
  Odontanthias dorsomaculatus Katayama and Yamamoto, 1986 -- valid
  Odontanthias elizabethae Fowler, 1923 -- valid
  Odontanthias fuscipinnis (Jenkins, 1901) -- valid
  Odonteleotris Gill, 1863 -- valid
  Odonteleotris canina (Bleeker, 1849) -- valid
  Odonteleotris macrodon (Bleeker, 1854) -- valid
  Odonteleotris polylepis (Herre, 1927) -- valid
  Odontesthes Evermann and Kendall, 1906 -- valid
  Odontesthes argentinensis (Valenciennes in Cuvier and Valenciennes, 1835) -- valid
  Odontesthes bicudo Malabarba and Dyer, 2002 -- valid
  Odontesthes bonariensis (Valenciennes in Cuvier and Valenciennes, 1835) -- valid
  Odontesthes brevianalis (Günther, 1880) -- valid
  Odontesthes gracilis (Steindachner, 1898) -- valid
  Odontesthes hatcheri (Eigenmann, 1909) -- valid
  Odontesthes humensis de Buen, 1953 -- valid
  Odontesthes incisa (Jenyns, 1841) -- valid
  Odontesthes ledae Malabarba and Dyer, 2002 -- valid
  Odontesthes mauleanum (Steindachner, 1896) -- valid
  Odontesthes mirinensis Bemvenuti, 1996 -- valid
  Odontesthes nigricans (Richardson, 1848) -- valid
  Odontesthes orientalis de Buen, 1950 -- valid
  Odontesthes perugiae Evermann and Kendall, 1906 -- valid
  Odontesthes piquava Malabarba and Dyer, 2002 -- valid
  Odontesthes platensis (Berg, 1895) -- valid
  Odontesthes regia (Humboldt in Humboldt and Valenciennes, 1821) -- valid
  Odontesthes retropinnis (de Buen, 1953) -- valid
  Odontesthes smitti (Lahille, 1929) -- valid
  Odontobutis Bleeker, 1874 -- valid
  Odontobutis haifengensis Chen in Chen and Zheng, 1985 -- valid
  Odontobutis hikimius Iwata and Sakai, 2002 -- valid
  Odontobutis interrupta Iwata and Jeon in Iwata, Jeon, Mizuno and Choi, 1985 -- valid
  Odontobutis obscura (Temminck and Schlegel, 1845) -- valid
  Odontobutis platycephala Iwata and Jeon in Iwata, Jeon, Mizuno and Choi, 1985 -- valid
  Odontobutis potamophila (Günther, 1861) -- valid
  Odontobutis sinensis Wu, Chen and Chong, 2002 -- valid
  Odontobutis yaluensis Wu, Wu and Xie, 1993 -- valid
  Odontocharacidium Buckup, 1993 -- valid
  Odontocharacidium aphanes (Weitzman and Kanazawa, 1977) -- valid
  Odontoglyphis Fowler, 1904 -- invalid
  Odontoglyphis tolu (Valenciennes in Cuvier and Valenciennes, 1830) -- invalid -- notched threadfin-bream, notched threadfin-bream
  Odontoscion Gill, 1862 -- valid
  Odontoscion dentex (Cuvier in Cuvier and Valenciennes, 1830) -- valid -- reef croaker, corvina dentuda
  Odontoscion eurymesops (Heller and Snodgrass, 1903) -- valid
  Odontoscion xanthops Gilbert in Jordan and Evermann, 1898 -- valid
  Odontostilbe Cope, 1870 -- valid
  Odontostilbe dialeptura (Fink and Weitzman, 1974) -- valid
  Odontostilbe dierythrura Fowler, 1940 -- valid
  Odontostilbe fugitiva Cope, 1870 -- valid
  Odontostilbe gracilis (Géry, 1960) -- valid
  Odontostilbe littoris (Géry, 1960) -- valid
  Odontostilbe microcephala Eigenmann in Eigenmann and Ogle, 1907 -- valid
  Odontostilbe mitoptera (Fink and Weitzman, 1974) -- valid
  Odontostilbe paraguayensis Eigenmann and Kennedy, 1903 -- valid
  Odontostilbe pequira (Steindachner, 1882) -- valid
  Odontostilbe roloffi Géry, 1972 -- valid
  Odontostilbe stenodon (Eigenmann, 1915) -- valid
  Odontostoechus Gomes, 1947 -- valid
  Odontostoechus lethostigmus Gomes, 1947 -- valid
  Odontostomops Fowler, 1934 -- valid
  Ogilbyina Fowler, 1931 -- valid
  Ogilbyina novaehollandiae (Steindachner, 1879) -- valid
  Ogilbyina queenslandiae (Saville-Kent, 1893) -- valid
  Ogilbyina salvati (Plessis and Fourmanoir, 1966) -- valid
  Ogilbyina velifera (Lubbock, 1980) -- valid
  Oidiphorus McAllister and Rees, 1964 -- valid
  Oidiphorus brevis (Norman, 1937) -- valid
  Oidiphorus mcallisteri Anderson, 1988 -- valid
  Oligobrycon Eigenmann, 1915 -- valid
  Oligobrycon microstomus Eigenmann, 1915 -- valid
  Oligolepis Bleeker, 1874 -- valid -- barecheek gobies
  Oligolepis acutipennis (Valenciennes in Cuvier and Valenciennes, 1837) -- valid -- pointed fin goby, barecheek goby
  Oligolepis cylindriceps (Hora, 1923) -- valid
  Oligolepis jaarmani (Weber, 1913) -- valid
  Oligolepis keiensis (Smith, 1938) -- valid
  Oligolepis stomias (Smith, 1941) -- valid
  Oligosarcus Günther, 1864 -- valid
  Oligosarcus acutirostris Menezes, 1987 -- valid
  Oligosarcus argenteus Günther, 1864 -- valid
  Oligosarcus bolivianus (Fowler, 1940) -- valid
  Oligosarcus brevioris Menezes, 1987 -- valid
  Oligosarcus hepsetus (Cuvier, 1829) -- valid
  Oligosarcus jenynsii (Günther, 1864) -- valid
  Oligosarcus longirostris Menezes and Géry, 1983 -- valid
  Oligosarcus macrolepis (Steindachner, 1877) -- valid
  Oligosarcus menezesi Miquelarena and Protogino, 1996 -- valid
  Oligosarcus oligolepis (Steindachner, 1867) -- valid
  Oligosarcus paranensis Menezes and Géry, 1983 -- valid
  Oligosarcus pintoi Amaral Campos, 1945 -- valid
  Oligosarcus planaltinae Menezes and Géry, 1983 -- valid
  Oligosarcus robustus Menezes, 1969 -- valid
  Oligosarcus schindleri Menezes and Géry, 1983 -- valid
  Oligosarcus solitarius Menezes, 1987 -- valid
  Ollentodon Hubbs and Turner, 1939 -- invalid
  Oman Springer, 1985 -- valid
  Oman ypsilon Springer, 1985 -- valid
  Omobranchus Valenciennes in Cuvier and Valenciennes, 1836 -- valid
  Omobranchus angelus (Whitley, 1959) -- valid
  Omobranchus anolius (Valenciennes in Cuvier and Valenciennes, 1836) -- valid -- oyster blenny, crested blenny
  Omobranchus aurosplendidus (Richardson, 1846) -- valid
  Omobranchus banditus Smith, 1959 -- valid -- bandit blenny, bandit blenny
  Omobranchus dasson (Jordan and Snyder, 1902) -- invalid -- muzzled blenny, muzzled blenny
  Omobranchus elegans (Steindachner, 1876) -- valid
  Omobranchus elongatus (Peters, 1855) -- valid -- cloister blenny, cloister blenny
  Omobranchus fasciolatoceps (Richardson, 1846) -- valid
  Omobranchus fasciolatus (Valenciennes in Cuvier and Valenciennes, 1836) -- valid
  Omobranchus ferox (Herre, 1927) -- valid
  Omobranchus germaini (Sauvage, 1883) -- valid
  Omobranchus hikkaduwensis Bath, 1983 -- valid
  Omobranchus kranjiensis (Herre, 1940) -- invalid -- gossamer blenny, gossamer blenny
  Omobranchus lineolatus (Kner, 1868) -- valid
  Omobranchus loxozonus (Jordan and Starks, 1906) -- valid
  Omobranchus mekranensis (Regan, 1905) -- valid -- arab blenny, Arab blenny
  Omobranchus meniscus Springer and Gomon, 1975 -- valid
  Omobranchus obliquus (Garman, 1903) -- valid -- zebra blenny
  Omobranchus punctatus (Valenciennes in Cuvier and Valenciennes, 1836) -- valid
  Omobranchus robertsi Springer, 1981 -- valid
  Omobranchus rotundiceps (Macleay, 1881) -- valid
  Omobranchus smithi (Rao, 1974) -- valid
  Omobranchus steinitzi Springer and Gomon, 1975 -- valid
  Omobranchus verticalis Springer and Gomon, 1975 -- valid
  Omobranchus woodi (Gilchrist and Thompson, 1908) -- valid -- kappie blenny, Kappie blenny
  Omobranchus zebra (Bleeker, 1868) -- valid
  Omosudis Günther, 1887 -- valid
  Omox Springer, 1972 -- valid
  Omox biporos Springer, 1972 -- valid
  Omox lupus Springer, 1981 -- valid
  Oostethus lineatus (Kaup, 1856) -- invalid
  Opaeophacus Bond and Stein, 1984 -- valid
  Opaeophacus acrogeneius Bond and Stein, 1984 -- valid
  Opeatogenys Briggs, 1955 -- valid
  Opeatogenys cadenati Briggs, 1957 -- valid
  Opeatogenys gracilis (Canestrini, 1864) -- valid
  Ophichthus Ahl, 1789 -- valid -- snake eels
  Ophichthus altipennis (Kaup, 1856) -- valid
  Ophichthus apachus McCosker and Rosenblatt, 1998 -- valid -- thin snake eel, tieso delgado
  Ophichthus aphotistos McCosker and Chen, 2000 -- valid
  Ophichthus apicalis (Anonymous [Bennett], 1830) -- valid
  Ophichthus arneutes McCosker and Rosenblatt, 1998 -- valid
  Ophichthus asakusae Jordan and Snyder, 1901 -- valid
  Ophichthus bonaparti (Kaup, 1856) -- valid
  Ophichthus brachynotopterus Karrer, 1982 -- valid
  Ophichthus brasiliensis (Kaup, 1856) -- valid
  Ophichthus brevicaudatus Chu, Wu and Jin, 1981 -- valid
  Ophichthus celebicus (Bleeker, 1856) -- valid
  Ophichthus cephalozona Bleeker, 1864 -- valid
  Ophichthus cruentifer (Goode and Bean, 1896) -- valid -- margined snake eel
  Ophichthus cylindroideus (Ranzani, 1839) -- valid -- dusky snake eel, safío
  Ophichthus echeloides (D'Ancona, 1928) -- valid
  Ophichthus episcopus Castelnau, 1878 -- invalid
  Ophichthus erabo (Jordan and Snyder, 1901) -- valid
  Ophichthus evermanni Jordan and Richardson, 1909 -- valid
  Ophichthus exourus McCosker, 1999 -- valid
  Ophichthus frontalis Garman, 1899 -- valid -- deathbanded snake eel, tieso funebre
  Ophichthus genie McCosker, 1999 -- valid
  Ophichthus gomesi (Castelnau, 1855) -- invalid -- shrimp eel
  Ophichthus gomesii (Castelnau, 1855) -- valid -- safío prieto, shrimp eel, tieso camaronero
  Ophichthus grandoculis (Cantor, 1849) -- valid
  Ophichthus guineensis Osório, 1893 -- invalid
  Ophichthus hyposagmatus McCosker and Böhlke, 1984 -- valid -- faintsaddled snake eel
  Ophichthus karreri Blache, 1975 -- valid
  Ophichthus kunaloa McCosker, 1979 -- valid
  Ophichthus leonensis Blache, 1975 -- valid
  Ophichthus limkouensis Chen, 1929 -- valid
  Ophichthus longipenis McCosker and Rosenblatt, 1998 -- valid -- slender snake eel, tieso fino
  Ophichthus macrochir (Bleeker, 1853) -- valid
  Ophichthus macrops Günther, 1910 -- valid
  Ophichthus maculatus (Rafinesque, 1810) -- valid
  Ophichthus madagascariensis Fourmanoir, 1961 -- valid
  Ophichthus manilensis Herre, 1923 -- valid
  Ophichthus marginatus (Peters, 1855) -- valid
  Ophichthus mecopterus McCosker and Rosenblatt, 1998 -- valid -- longarmed snake eel, tieso brazo largo
  Ophichthus megalops Asano, 1987 -- valid
  Ophichthus melanochir Bleeker, 1865 -- invalid
  Ophichthus melanoporus Kanazawa, 1963 -- valid -- blackpored eel
  Ophichthus melope McCosker and Rosenblatt, 1998 -- valid
  Ophichthus menezesi McCosker and Böhlke, 1984 -- valid
  Ophichthus mystacinus McCosker, 1999 -- valid
  Ophichthus ocellatus (Lesueur, 1825) -- invalid -- palespotted eel
  Ophichthus omorgmus McCosker and Böhlke, 1984 -- valid -- dottedline snake eel
  Ophichthus ophis (Linnaeus, 1758) -- valid -- spotted snake eel, safío de manchas negras
  Ophichthus parilis (Richardson, 1848) -- invalid
  Ophichthus polyophthalmus Bleeker, 1865 -- valid -- manyeyed worm eel, ocellated worm eel
  Ophichthus puncticeps (Kaup, 1860) -- valid -- palespotted eel
  Ophichthus regius (Richardson, 1848) -- valid -- regal snake eel
  Ophichthus remiger (Valenciennes, 1842) -- valid
  Ophichthus retropinnis Eigenmann, 1887 -- invalid
  Ophichthus rex Böhlke and Caruso, 1980 -- valid -- king snake eel, lairón
  Ophichthus roseus Tanaka, 1917 -- valid
  Ophichthus rotundus Lee and Asano, 1997 -- valid
  Ophichthus rufus (Rafinesque, 1810) -- valid
  Ophichthus rugifer Jordan and Bollman, 1890 -- valid
  Ophichthus rutidoderma (Bleeker, 1853) -- valid
  Ophichthus rutidodermatoides (Bleeker, 1853) -- valid
  Ophichthus serpentinus Seale, 1917 -- valid
  Ophichthus singapurensis Bleeker, 1864-65 -- valid
  Ophichthus spinicauda (Norman, 1922) -- valid -- banded snake eel, safío bandeado
  Ophichthus stenopterus Cope, 1871 -- valid
  Ophichthus tchangi Tang and Zhang, 2002 -- valid
  Ophichthus tetratrema McCosker and Rosenblatt, 1998 -- valid
  Ophichthus triserialis (Kaup, 1856) -- valid -- Pacific snake eel, tieso del Pacífico
  Ophichthus tsuchidae Jordan and Snyder, 1901 -- valid
  Ophichthus unicolor Regan, 1908 -- valid
  Ophichthus urolophus (Temminck and Schlegel, 1846) -- valid
  Ophichthus woosuitingi Chen, 1929 -- valid
  Ophichthus zophochir Jordan and Gilbert, 1882 -- valid -- yellow snake eel, tieso amarillo
  Ophichthys anguiformis Peters, 1877 -- invalid
  Ophichthys bitaeniatus Peters, 1877 -- invalid
  Ophiclinops Whitley, 1932 -- valid
  Ophiclinops hutchinsi George and Springer, 1980 -- valid
  Ophiclinops pardalis (McCulloch and Waite, 1918) -- valid
  Ophiclinops varius (McCulloch and Waite, 1918) -- valid
  Ophiclinus Castelnau, 1872 -- valid
  Ophiclinus antarcticus Castelnau, 1872 -- valid
  Ophiclinus brevipinnis George and Springer, 1980 -- valid
  Ophiclinus gabrieli (Waite, 1906) -- valid
  Ophiclinus gracilis (Waite, 1906) -- valid
  Ophiclinus ningulus George and Springer, 1980 -- valid
  Ophiclinus pectoralis George and Springer, 1980 -- valid
  Ophieleotris Aurich, 1938 -- valid -- snakehead gudgeons
  Ophieleotris aporos (Bleeker, 1854) -- valid -- snakehead gudgeon
  Ophioblennius Gill, 1860 -- valid
  Ophioblennius atlanticus (Valenciennes in Cuvier and Valenciennes, 1836) -- valid -- redlip blenny
  Ophioblennius atlanticus atlanticus (Valenciennes in Cuvier and Valenciennes, 1836) -- invalid
  Ophioblennius atlanticus macclurei (Silvester, 1915) -- invalid -- blenio bembirrojo, redlip blenny
  Ophioblennius macclurei (Silvester, 1915) -- valid -- redlip blenny, blenio bembirrojo, borracho labio rojo
  Ophioblennius steindachneri Jordan and Evermann, 1898 -- valid -- borracho mono, Panamic fanged blenny
  Ophioblennius trinitatis Miranda Ribeiro, 1919 -- valid
  Ophioblennius vanderbilti Fowler, 1938 -- invalid
  Ophiocara Gill, 1863 -- valid -- spangled gudgeons
  Ophiocara macrolepidota (Bloch, 1792) -- valid
  Ophiocara porocephala (Valenciennes in Cuvier and Valenciennes, 1837) -- valid -- spangled gudgeon
  Ophiognathus ampullaceus Harwood, 1827 -- invalid
  Ophiogobius Gill, 1863 -- valid
  Ophiogobius jenynsi Hoese, 1976 -- valid
  Ophioscion Gill, 1863 -- valid
  Ophioscion adustus (Agassiz in Spix and Agassiz, 1831) -- valid
  Ophioscion brasiliensis Schultz, 1945 -- invalid
  Ophioscion imiceps (Jordan and Gilbert, 1882) -- valid
  Ophioscion obscurus Hildebrand, 1946 -- valid
  Ophioscion panamensis Schultz, 1945 -- valid
  Ophioscion punctatissimus Meek and Hildebrand, 1925 -- valid
  Ophioscion scierus (Jordan and Gilbert, 1884) -- valid -- corvineta parda, dusky croaker
  Ophioscion simulus Gilbert in Jordan and Evermann, 1898 -- valid
  Ophioscion strabo Gilbert, 1897 -- valid -- corvineta bizca, squint-eyed croaker
  Ophioscion typicus Gill, 1863 -- valid -- corvineta corredora, racer croaker
  Ophioscion vermicularis (Günther, 1867) -- valid -- corvineta cococha, wormlined croaker
  Ophisoma acuta Swainson, 1839 -- invalid
  Ophisoma prorigerum Gilbert, 1891 -- valid
  Ophisternon infernale (Hubbs, 1938) -- valid -- blind swamp eel, anguila ciega yucateca
  Ophisurus Lacepède, 1800 -- valid
  Ophisurus cancrivorus Richardson, 1848 -- invalid
  Ophisurus macrorhynchos Bleeker, 1853 -- valid
  Ophisurus semicinctus Richardson, 1848 -- invalid
  Ophisurus serpens (Linnaeus, 1758) -- valid -- sand snake eel, serpent eel
  Ophthalmolepis Bleeker, 1862 -- valid
  Ophthalmolepis lineolata (Valenciennes in Cuvier and Valenciennes, 1839) -- valid
  Ophthalmolycus Regan, 1913 -- valid
  Ophthalmolycus amberensis (Tomo, Marschoff and Torno, 1977) -- valid
  Ophthalmolycus bothriocephalus (Pappenheim, 1912) -- valid
  Ophthalmolycus campbellensis Andriashev and Fedorov, 1986 -- valid
  Ophthalmolycus chilensis Anderson, 1992 -- valid
  Ophthalmolycus conorhynchus (Garman, 1899) -- valid
  Ophthalmolycus macrops (Günther, 1880) -- valid
  Ophthalmotilapia Pellegrin, 1904 -- valid
  Ophthalmotilapia boops (Boulenger, 1901) -- valid
  Ophthalmotilapia heterodonta (Poll and Matthes, 1962) -- valid
  Ophthalmotilapia nasuta (Poll and Matthes, 1962) -- valid
  Ophthalmotilapia ventralis (Boulenger, 1898) -- valid
  Opisthocentrus Kner, 1868 -- valid
  Opisthocentrus ocellatus (Tilesius, 1811) -- valid
  Opisthocentrus tenuis Bean and Bean, 1897 -- valid
  Opisthocentrus zonope Jordan and Snyder, 1902 -- valid
  Opistognathus Cuvier, 1816 -- valid -- spotfin jawfishes
  Opistognathus aurifrons (Jordan and Thompson, 1905) -- valid -- yellowhead jawfish, guardian cabeziamarillo, bocón cabeza amarilla
  Opistognathus brasiliensis Smith-Vaniz, 1997 -- valid
  Opistognathus castelnaui Bleeker, 1860 -- valid
  Opistognathus cuvieri Valenciennes in Cuvier and Valenciennes, 1836 -- invalid -- phantom jawfish, phantom jawfish
  Opistognathus cuvierii Valenciennes in Cuvier and Valenciennes, 1836 -- valid
  Opistognathus darwiniensis Macleay, 1878 -- valid
  Opistognathus decorus Smith-Vaniz and Yoshino, 1985 -- valid
  Opistognathus dendriticus (Jordan and Richardson, 1908) -- valid -- tabangka
  Opistognathus evermanni (Jordan and Snyder, 1902) -- valid
  Opistognathus eximius (Ogilby, 1908) -- valid -- harlequin smiler
  Opistognathus fasciatum Longley and Hildebrand, 1940 -- invalid
  Opistognathus fasciatus Longley and Hildebrand, 1940 -- invalid -- banded jawfish, banded jawfish
  Opistognathus fenmutis Acero P. and Franke, 1993 -- valid
  Opistognathus galapagensis Allen and Robertson, 1991 -- valid
  Opistognathus gilberti Böhlke, 1967 -- valid -- yellow jawfish, yellow jawfish
  Opistognathus hongkongiensis Chan, 1968 -- valid
  Opistognathus hopkinsi (Jordan and Snyder, 1902) -- valid
  Opistognathus inornatus Ramsay and Ogilby, 1887 -- valid
  Opistognathus iyonis (Jordan and Thompson, 1913) -- valid
  Opistognathus jacksoniensis Macleay, 1881 -- valid
  Opistognathus latitabundus (Whitley, 1937) -- valid
  Opistognathus leprocarus Smith-Vaniz, 1997 -- valid
  Opistognathus liturus Smith-Vaniz and Yoshino, 1985 -- valid
  Opistognathus lonchurus Jordan and Gilbert, 1882 -- valid -- moustache jawfish, guardian verdoso, bocón bigote
  Opistognathus macrognathus Poey, 1860 -- valid -- banded jawfish, longjaw jawfish, spotfin jawfish, guardian bocón
  Opistognathus macrolepis Peters, 1866 -- valid
  Opistognathus margaretae Smith-Vaniz, 1984 -- valid
  Opistognathus maxillosus Poey, 1860 -- valid -- mottled jawfish, guardian jaspeado, bocón moteado
  Opistognathus megalepis Smith-Vaniz, 1972 -- valid -- bocón escamón, largescale jawfish
  Opistognathus melachasme Smith-Vaniz, 1972 -- valid -- yellowmouth jawfish, megabocón, megamouth jawfish
  Opistognathus mexicanus Allen and Robertson, 1991 -- valid -- bocón mexicano, Mexican jawfish
  Opistognathus muscatensis Boulenger, 1888 -- valid -- jawfish, jawfish
  Opistognathus nigromarginatus Rüppell, 1830 -- valid -- moustached jawfish, bridled jawfish, moustached jawfish
  Opistognathus nothus Smith-Vaniz, 1997 -- valid -- yellowmouth jawfish
  Opistognathus panamaensis Allen and Robertson, 1991 -- valid
  Opistognathus papuensis Bleeker, 1868 -- valid
  Opistognathus punctatus Peters, 1869 -- valid -- bocón punteado, finespotted jawfish
  Opistognathus reticulatus (McKay, 1969) -- valid
  Opistognathus rhomaleus Jordan and Gilbert, 1882 -- valid -- bocón gigante, giant jawfish
  Opistognathus robinsi Smith-Vaniz, 1997 -- valid -- spotfin jawfish
  Opistognathus rosenbergii Bleeker, 1857 -- valid
  Opistognathus rosenblatti Allen and Robertson, 1991 -- valid -- bluespotted jawfish, bocón manchas azules
  Opistognathus scops (Jenkins and Evermann, 1889) -- valid -- bocón ocelado, bullseye jawfish
  Opistognathus signatus Smith-Vaniz, 1997 -- valid
  Opistognathus solorensis Bleeker, 1853 -- valid
  Opistognathus whitehursti (Longley, 1927) -- valid -- dusky jawfish, guardian escamudo, bocón prieto
  Opistognathus whitehurstii (Longley, 1927) -- invalid
  Oplegnathus Richardson, 1840 -- valid
  Oplegnathus conwayi Richardson, 1840 -- valid -- cape knifefish, Cape knifefish
  Oplegnathus fasciatus (Temminck and Schlegel, 1844) -- valid -- striped beakfish, striped beakfish
  Oplegnathus insignis (Kner, 1867) -- valid
  Oplegnathus peaolopesi Smith, 1947 -- valid -- mozambique knifefish, Mozambique knifefish
  Oplegnathus punctatus (Temminck and Schlegel, 1844) -- valid -- spotted beakfish, spotted beakfish
  Oplegnathus robinsoni Regan, 1916 -- valid -- natal knifefish, Natal knifefish
  Oplegnathus woodwardi Waite, 1900 -- valid
  Oplopomops Smith, 1959 -- valid
  Oplopomops diacanthus (Schultz, 1943) -- valid
  Oplopomus Valenciennes, 1837 -- valid
  Oplopomus caninoides (Bleeker, 1852) -- valid
  Oplopomus oplopomus (Valenciennes in Cuvier and Valenciennes, 1837) -- valid -- spinecheek goby, spinecheek goby
  Opua Jordan, 1925 -- valid
  Opua atherinoides (Peters, 1855) -- valid
  Opua elati (Goren, 1984) -- valid
  Opua nephodes Jordan, 1925 -- invalid
  Orbonymus Whitley, 1947 -- valid
  Orbonymus rameus (McCulloch, 1926) -- valid -- splitfin dragonet
  Orcynopsis Gill, 1862 -- valid
  Orcynopsis unicolor (E. Geoffroy Saint-Hilaire, 1817) -- valid -- plain bonito, palomette, tasarte
  Oreochromis Günther, 1889 -- valid -- blue tilapias
  Oreochromis alcalica (Hilgendorf, 1905) -- valid
  Oreochromis amphimelas (Hilgendorf, 1905) -- valid
  Oreochromis andersonii (Castelnau, 1861) -- valid
  Oreochromis angolensis (Trewavas, 1973) -- valid
  Oreochromis aureus (Steindachner, 1864) -- valid -- tilapia azul, blue tilapia
  Oreochromis chungruruensis (Ahl, 1924) -- valid
  Oreochromis esculentus (Graham, 1928) -- valid
  Oreochromis grahami (Boulenger, 1912) -- valid
  Oreochromis ismailiaensis Mekkawy, 1995 -- valid
  Oreochromis jipe (Lowe, 1955) -- valid
  Oreochromis karomo (Poll, 1948) -- valid
  Oreochromis karongae (Trewavas, 1941) -- valid
  Oreochromis korogwe (Lowe, 1955) -- valid
  Oreochromis latilabris Seegers and Tichy, 1999 -- valid
  Oreochromis lepidurus (Boulenger, 1899) -- valid
  Oreochromis leucostictus (Trewavas, 1933) -- valid
  Oreochromis lidole (Trewavas, 1941) -- valid
  Oreochromis macrochir (Boulenger, 1912) -- valid -- greenheaded bream, longfin tilapia
  Oreochromis malagarasi Trewavas, 1983 -- valid
  Oreochromis mortimeri (Trewavas, 1966) -- valid
  Oreochromis mossambicus (Peters, 1852) -- valid -- Mozambique mouth-breeder, Mozambique mouthbrooder, Mozambique tilapia, tilapia mosambica
  Oreochromis mweruensis Trewavas, 1983 -- valid
  Oreochromis ndalalani Seegers and Tichy, 1999 -- valid
  Oreochromis niloticus (Linnaeus, 1758) -- valid -- Nile mouthbreeder, tilapia del Nilo, Nile tilapia
  Oreochromis pangani (Lowe, 1955) -- valid
  Oreochromis placidus (Trewavas, 1941) -- valid
  Oreochromis rukwaensis (Hilgendorf and Pappenheim, 1903) -- valid
  Oreochromis saka (Lowe, 1953) -- valid
  Oreochromis salinicola (Poll, 1948) -- valid
  Oreochromis schwebischi (Sauvage, 1884) -- valid
  Oreochromis shiranus Boulenger, 1897 -- valid
  Oreochromis spilurus (Günther, 1894) -- valid
  Oreochromis squamipinnis (Günther, 1864) -- valid
  Oreochromis tanganicae (Günther, 1894) -- valid
  Oreochromis upembae (Thys van den Audenaerde, 1964) -- valid
  Oreochromis urolepis (Norman, 1922) -- valid -- Wami tilapia
  Oreochromis urolepis hornorum (Trewavas, 1966) -- valid
  Oreochromis urolepis urolepis (Norman, 1922) -- valid
  Oreochromis variabilis (Boulenger, 1906) -- valid
  Orestias Valenciennes, 1839 -- valid
  Orestias agassizii Valenciennes in Cuvier and Valenciennes, 1846 -- valid
  Orestias albus Valenciennes, 1846 -- valid
  Orestias ascotanensis Parenti, 1984 -- valid
  Orestias chungarensis Vila and Pinto, 1987 -- valid
  Orestias crawfordi Tchemavin, 1994 -- valid
  Orestias ctenolepis Parenti, 1984 -- valid
  Orestias cuvieri Valenciennes in Cuvier and Valenciennes, 1846 -- valid
  Orestias elegans Garman, 1895 -- valid
  Orestias empyraeus Allen in Eigenmann and Allen, 1942 -- valid
  Orestias forgeti Lauzanne, 1981 -- valid
  Orestias frontosus Cope, 1876 -- valid
  Orestias gilsoni Tchernavin, 1944 -- valid
  Orestias gracilis Parenti, 1984 -- valid
  Orestias gymnotus Parenti, 1984 -- valid
  Orestias hardini Parenti, 1984 -- valid
  Orestias imarpe Parenti, 1984 -- valid
  Orestias incae Garman, 1895 -- valid
  Orestias ispi Lauzanne, 1981 -- valid
  Orestias jussiei Valenciennes in Cuvier and Valenciennes, 1846 -- valid
  Orestias laucaensis Arratia, 1982 -- valid
  Orestias luteus Valenciennes in Cuvier and Valenciennes, 1846 -- valid
  Orestias minimus Tchernavin, 1944 -- valid
  Orestias minutus Tchernavin, 1944 -- valid
  Orestias mooni Tchernavin, 1944 -- valid
  Orestias mulleri Valenciennes in Cuvier and Valenciennes, 1846 -- valid
  Orestias multiporis Parenti, 1984 -- valid
  Orestias mundus Parenti, 1984 -- valid
  Orestias olivaceus Garman, 1895 -- valid
  Orestias parinacotensis Arratia, 1982 -- valid
  Orestias pentlandii Valenciennes in Cuvier and Valenciennes, 1846 -- valid
  Orestias polonorum Tchernavin, 1944 -- valid
  Orestias puni Tchernavin, 1944 -- valid
  Orestias richersoni Parenti, 1984 -- valid
  Orestias robustus Parenti, 1984 -- valid
  Orestias silustani Allen in Eigenmann and Allen, 1942 -- valid
  Orestias taquiri Tchernavin, 1944 -- valid
  Orestias tchernavini Lauzanne, 1981 -- valid
  Orestias tomcooni Parenti, 1984 -- valid
  Orestias tschudii Castelnau, 1855 -- valid
  Orestias tutini Tchernavin, 1944 -- valid
  Orestias uruni Tchernavin, 1944 -- valid
  Orestias ututo Parenti, 1984 -- valid
  Orthochromis Greenwood, 1954 -- valid
  Orthochromis kalungwishiensis (Greenwood and Kullander, 1994) -- valid
  Orthochromis kasuluensis De Vos and Seegers, 1998 -- valid
  Orthochromis luichensis De Vos and Seegers, 1998 -- valid
  Orthochromis luongoensis (Greenwood and Kullander, 1994) -- valid
  Orthochromis machadoi (Poll, 1967) -- valid
  Orthochromis malagaraziensis (David, 1937) -- valid
  Orthochromis mazimeroensis De Vos and Seegers, 1998 -- valid
  Orthochromis mosoensis De Vos and Seegers, 1998 -- valid
  Orthochromis polyacanthus (Boulenger, 1899) -- valid
  Orthochromis rubrolabialis De Vos and Seegers, 1998 -- valid
  Orthochromis rugufuensis De Vos and Seegers, 1998 -- valid
  Orthochromis stormsi (Boulenger, 1902) -- valid
  Orthochromis torrenticola (Thys van den Audenaerde, 1963) -- valid
  Orthochromis uvinzae De Vos and Seegers, 1998 -- valid
  Orthospinus Reis, 1989 -- valid
  Orthospinus franciscensis (Eigenmann, 1914) -- valid
  Orthosternarchus Ellis, 1913 -- valid
  Orthosternarchus tamandua (Boulenger, 1898) -- valid
  Oryzias Jordan and Snyder, 1906 -- valid
  Oryzias carnaticus (Jerdon, 1849) -- valid
  Oryzias celebensis (Weber, 1894) -- valid -- Celebes medaka
  Oryzias curvinotus (Nichols and Pope, 1927) -- valid
  Oryzias dancena (Hamilton, 1822) -- valid
  Oryzias haugiangensis Roberts, 1998 -- valid
  Oryzias hubbsi Roberts, 1998 -- valid
  Oryzias javanicus (Bleeker, 1854) -- valid -- java medaka, Javanese ricefish
  Oryzias latipes (Temminck and Schlegel, 1846) -- valid -- Japanese killifish, Japanese medaka, ricefish
  Oryzias luzonensis (Herre and Ablan, 1934) -- valid
  Oryzias marmoratus (Aurich, 1935) -- valid
  Oryzias matanensis (Aurich, 1935) -- valid
  Oryzias mekongensis Uwa and Magtoon, 1986 -- valid
  Oryzias minutillus Smith, 1945 -- valid
  Oryzias nigrimas Kottelat, 1990 -- valid
  Oryzias orthognathus Kottelat, 1990 -- valid
  Oryzias pectoralis Roberts, 1998 -- valid
  Oryzias profundicola Kottelat, 1990 -- valid
  Oryzias timorensis (Weber and de Beaufort, 1922) -- valid
  Oryzias uwai Roberts, 1998 -- valid
  Osopsaron Jordan and Starks, 1904 -- valid
  Osopsaron formosensis Kao and Shen, 1985 -- valid
  Osopsaron karlik Parin, 1985 -- valid
  Osopsaron natalensis Nelson, 1982 -- valid
  Osopsaron verecundum (Jordan and Snyder, 1902) -- valid
  Osphromenus vittatus Cuvier in Cuvier and Valenciennes, 1831 -- invalid
  Osphronemus Lacepède, 1801 -- valid
  Osphronemus deissneri Bleeker, 1859 -- invalid
  Osphronemus exodon Roberts, 1994 -- valid
  Osphronemus gorami Lacepède, 1801 -- invalid -- common gourami, giant gourami
  Osphronemus goramy Lacepède, 1801 -- valid
  Osphronemus laticlavius Roberts, 1992 -- valid
  Osphronemus septemfasciatus Roberts, 1992 -- valid
  Ossubtus Jégu, 1992 -- valid
  Ossubtus xinguense Jégu, 1992 -- valid
  Osteoglossum Cuvier, 1829 -- valid
  Osteoglossum bicirrhosum (Cuvier, 1829) -- valid -- arowana, arawana, aruana, bandfish, silver aruana
  Osteoglossum ferreirai Kanazawa, 1966 -- valid -- black arowana, black arawana, black arowana, black aruana
  Ostracion diaphanum Bloch & Schneider, 1801 -- invalid -- spiny boxfish
  Ostracion pentacanthus Bleeker, 1857 -- invalid -- spinybacked cowfish
  Ostracoberyx Fowler, 1934 -- valid
  Ostracoberyx dorygenys Fowler, 1934 -- valid
  Ostracoberyx fowleri Matsubara, 1939 -- valid
  Ostracoberyx paxtoni Quéro and Ozouf-Costaz, 1991 -- valid
  Othonocheirodus Myers, 1927 -- valid
  Othonocheirodus eigenmanni Myers, 1927 -- valid
  Othos Castelnau, 1875 -- valid
  Othos dentex (Cuvier in Cuvier and Valenciennes, 1828) -- valid
  Otolithes Oken, 1817 -- valid
  Otolithes cuvieri Trewavas, 1974 -- valid
  Otolithes ruber (Bloch and Schneider, 1801) -- valid
  Otolithoides Fowler, 1933 -- valid
  Otolithoides biauritus (Cantor, 1849) -- valid
  Otolithoides pama (Hamilton, 1822) -- valid
  Otopharynx Regan, 1920 -- valid
  Otopharynx argyrosoma (Regan, 1922) -- valid
  Otopharynx auromarginatus (Boulenger, 1908) -- valid
  Otopharynx brooksi Oliver in Eccles and Trewavas, 1989 -- valid
  Otopharynx decorus (Trewavas, 1935) -- valid
  Otopharynx heterodon (Trewavas, 1935) -- valid
  Otopharynx lithobates Oliver in Eccles and Trewavas, 1989 -- valid
  Otopharynx ovatus (Trewavas, 1935) -- valid
  Otopharynx pachycheilus Arnegard and Snoeks, 2001 -- valid
  Otopharynx selenurus Regan, 1922 -- valid
  Otopharynx speciosus (Trewavas, 1935) -- valid
  Otopharynx tetraspilus (Trewavas, 1935) -- valid
  Otopharynx tetrastigma (Günther, 1894) -- valid
  Otopharynx walteri Konings, 1990 -- valid
  Owstonia Tanaka, 1908 -- valid
  Owstonia dorypterus (Fowler, 1934) -- valid
  Owstonia grammodon (Fowler, 1934) -- valid
  Owstonia maccullochi Whitley, 1934 -- valid
  Owstonia macrophthalmus (Fourmanoir, 1985) -- valid
  Owstonia nigromarginatus (Fourmanoir, 1985) -- valid
  Owstonia pectinifer (Myers, 1939) -- valid
  Owstonia simoterus (Smith, 1968) -- valid
  Owstonia tosaensis Kamohara, 1934 -- valid
  Owstonia totomiensis Tanaka, 1908 -- valid
  Owstonia weberi (Gilchrist, 1922) -- valid
  Owstonia whiteheadi (Talwar, 1973) -- valid
  Oxuderces Eydoux and Souleyet, 1850 -- valid
  Oxuderces dentatus Eydoux and Souleyet, 1850 -- valid
  Oxuderces wirzi (Koumans, 1937) -- valid
  Oxybrycon Géry, 1964 -- valid
  Oxybrycon parvulus Géry, 1964 -- valid
  Oxycheilinus Gill, 1862 -- valid
  Oxycheilinus arenatus (Valenciennes in Cuvier and Valenciennes, 1840) -- valid
  Oxycheilinus bimaculatus (Valenciennes in Cuvier and Valenciennes, 1840) -- valid -- ragged-tail wrasse
  Oxycheilinus celebicus (Bleeker, 1853) -- valid
  Oxycheilinus digrammus (Lacepède, 1801) -- valid
  Oxycheilinus lineatus Randall, Westneat and Gomon, 2003 -- valid
  Oxycheilinus mentalis (Rüppell, 1828) -- valid
  Oxycheilinus nigromarginatus Randall, Westneat and Gomon, 2003 -- valid
  Oxycheilinus orientalis (Günther, 1862) -- valid
  Oxycheilinus unifasciatus (Streets, 1877) -- valid -- ringtail wrasse
  Oxycirrhites Bleeker, 1857 -- valid
  Oxycirrhites typus Bleeker, 1857 -- valid -- halcón narigón, longnose hawkfish
  Oxyconger Bleeker, 1864 -- valid
  Oxyconger leptognathus (Bleeker, 1858) -- valid -- shorttail pike conger
  Oxyeleotris Bleeker, 1874 -- valid -- Indonesian guavinas
  Oxyeleotris altipinna Allen and Renyaan, 1996 -- valid
  Oxyeleotris aruensis (Weber, 1911) -- valid
  Oxyeleotris caeca Allen, 1996 -- valid
  Oxyeleotris fimbriata (Weber, 1907) -- valid
  Oxyeleotris gyrinoides (Bleeker, 1853) -- invalid -- greenback guavina
  Oxyeleotris herwerdenii (Weber, 1910) -- valid
  Oxyeleotris heterodon (Weber, 1907) -- valid
  Oxyeleotris lineolata (Steindachner, 1867) -- valid
  Oxyeleotris lineolatus (Steindachner, 1867) -- invalid -- sleepy gudgeon
  Oxyeleotris marmorata (Bleeker, 1852) -- valid
  Oxyeleotris mertoni (Weber, 1911) -- valid
  Oxyeleotris nullipora Roberts, 1978 -- valid
  Oxyeleotris paucipora Roberts, 1978 -- valid
  Oxyeleotris selheimi (Macleay, 1884) -- valid
  Oxyeleotris siamensis (Günther, 1861) -- valid
  Oxyeleotris stagnicola Allen, Hortle and Renyaan, 2000 -- valid
  Oxyeleotris urophthalmoides (Bleeker, 1853) -- valid
  Oxyeleotris urophthalmus (Bleeker, 1851) -- valid
  Oxyeleotris wisselensis Allen and Boeseman, 1982 -- valid
  Oxyjulis Gill, 1863 -- valid
  Oxyjulis californica (Günther, 1861) -- valid -- senorita, señorita, señorita californiana, señorita
  Oxylapia Kiener and Maugé, 1966 -- valid
  Oxylapia polli Kiener and Maugé, 1966 -- valid
  Oxymetopon Bleeker, 1861 -- valid
  Oxymetopon compressus Chan, 1966 -- valid
  Oxymetopon cyanoctenosum Klausewitz and Condé, 1981 -- valid
  Oxymetopon filamentosum Fourmanoir, 1967 -- valid
  Oxymetopon formosum Fourmanoir, 1967 -- valid
  Oxymetopon typus Bleeker, 1861 -- valid
  Oxymormyrus Bleeker, 1874 -- valid
  Oxymormyrus boulengeri (Pellegrin, 1900) -- valid
  Oxymormyrus zanclirostris (Günther, 1867) -- valid
  Oxyporhamphus Gill, 1864 -- valid -- flying halfbeaks
  Oxyporhamphus convexus (Weber and de Beaufort, 1922) -- valid
  Oxyporhamphus micropterus (Valenciennes in Cuvier and Valenciennes, 1847) -- valid -- smallwing flyingfish, volador alita
  Oxyporhamphus micropterus micropterus (Valenciennes in Cuvier and Valenciennes, 1847) -- valid
  Oxyporhamphus micropterus similis Bruun, 1935 -- valid -- escribano volador, smallwing flyingfish
  Oxyurichthys Bleeker, 1857 -- valid -- arrowfin gobies
  Oxyurichthys amabalis Seale, 1914 -- valid
  Oxyurichthys auchenolepis Bleeker, 1876 -- valid
  Oxyurichthys cornutus McCulloch and Waite, 1918 -- valid
  Oxyurichthys dasi Talwar, Chatterjee and Dev Roy, 1982 -- valid
  Oxyurichthys formosanus Nichols, 1958 -- valid
  Oxyurichthys guibei Smith, 1959 -- valid -- blackspot arrowfin goby
  Oxyurichthys heisei Pezold, 1998 -- valid
  Oxyurichthys lemayi (Smith, 1947) -- valid -- lace goby, lace goby
  Oxyurichthys lonchotus (Jenkins, 1903) -- valid
  Oxyurichthys microlepis (Bleeker, 1849) -- valid -- smallscaled goby, finescale arrowfin goby
  Oxyurichthys mindanensis (Herre, 1927) -- valid
  Oxyurichthys notonema (Weber, 1909) -- valid
  Oxyurichthys ophthalmonema (Bleeker, 1856-57) -- valid -- lined arrowfin goby
  Oxyurichthys papuensis (Valenciennes in Cuvier and Valenciennes, 1837) -- valid -- frogface goby, spangled arrowfin goby
  Oxyurichthys paulae Pezold, 1998 -- valid
  Oxyurichthys petersenii (Steindachner, 1893) -- valid
  Oxyurichthys saru Tomiyama, 1936 -- valid
  Oxyurichthys stigmalophius (Mead and Böhlke, 1958) -- valid -- gobio manchado, spotfin goby, gobio aleta manchada
  Oxyurichthys takagi Pezold, 1998 -- valid
  Oxyurichthys tentacularis (Valenciennes in Cuvier and Valenciennes, 1837) -- valid -- tentacled goby, redspot arrowfin goby
  Oxyurichthys uronema (Weber, 1909) -- valid
  Oxyurichthys viridis Herre, 1927 -- valid
  Oxyurichthys visayanus Herre, 1927 -- valid -- purple arrowfin goby
  Oxyzygonectes Fowler, 1916 -- valid
  Oxyzygonectes dovii (Günther, 1866) -- valid -- ojos blancos, white-eye, whiteyes
  Pachycara Zugmayer, 1911 -- valid
  Pachycara andersoni Møller, 2003 -- valid
  Pachycara arabica Møller, 2003 -- valid
  Pachycara brachycephalum (Pappenheim, 1912) -- valid
  Pachycara bulbiceps (Garman, 1899) -- valid
  Pachycara crassiceps (Roule, 1916) -- valid
  Pachycara crossacanthum Anderson, 1989 -- valid
  Pachycara garricki Anderson, 1990 -- valid
  Pachycara goni Anderson, 1991 -- valid
  Pachycara gymninium Anderson and Peden, 1988 -- valid
  Pachycara lepinium Anderson and Peden, 1988 -- valid
  Pachycara mesoporum Anderson, 1989 -- valid
  Pachycara microcephalum (Jensen, 1902) -- valid
  Pachycara nazca Anderson and Bluhm, 1997 -- valid
  Pachycara pammelas Anderson, 1989 -- valid
  Pachycara rimae Anderson, 1989 -- valid
  Pachycara shcherbachevi Anderson, 1989 -- valid
  Pachycara sulaki Anderson, 1989 -- valid
  Pachycara suspectum (Garman, 1899) -- valid
  Pachycara thermophilum Geistdoerfer, 1994 -- valid
  Pachymetopon Günther, 1859 -- valid
  Pachymetopon aeneum (Gilchrist and Thompson, 1908) -- valid
  Pachymetopon blochii (Valenciennes in Cuvier and Valenciennes, 1830) -- valid
  Pachymetopon grande Günther, 1859 -- valid
  Pachypanchax Myers, 1933 -- valid
  Pachypanchax omalonotus (Duméril, 1861) -- valid
  Pachypanchax playfairii (Günther, 1866) -- valid -- roughbacked killie, golden panchax, Playfair's panchax, roughbacked killie
  Pachypanchax sakaramyi (Holly, 1928) -- valid
  Pachypops Gill, 1861 -- valid
  Pachypops fourcroi (Lacepède, 1802) -- valid
  Pachypops pigmaeus Casatti, 2002 -- valid
  Pachypops trifilis (Müller and Troschel, 1849) -- valid
  Pachyurus Agassiz in Spix and Agassiz, 1831 -- valid
  Pachyurus adspersus Steindachner, 1879 -- valid
  Pachyurus bonariensis Steindachner, 1879 -- valid
  Pachyurus calhamazon Casatti, 2001 -- valid
  Pachyurus francisci (Cuvier in Cuvier and Valenciennes, 1830) -- valid
  Pachyurus gabrielensis Casatti, 2001 -- valid
  Pachyurus junki Soares and Casatti, 2000 -- valid
  Pachyurus paucirastrus Aguilera, 1983 -- valid
  Pachyurus schomburgkii Günther, 1860 -- valid
  Pachyurus squamipennis Agassiz in Spix and Agassiz, 1831 -- valid
  Pachyurus stewarti Casatti and Chao, 2002 -- valid
  Pacificogramma stepanenkoi Kharin, 1983 -- invalid
  Padogobius Berg, 1932 -- valid
  Padogobius bonelli (Bonaparte, 1846) -- valid
  Padogobius martensii (Günther, 1861) -- valid
  Padogobius nigricans (Canestrini, 1867) -- valid
  Paedogobius Iwata, Hosoya and Larson, 2001 -- valid
  Paedogobius kimurai Iwata, Hosoya and Larson, 2001 -- valid
  Pagellus Valenciennes in Cuvier and Valenciennes, 1830 -- valid
  Pagellus acarne (Risso, 1827) -- valid
  Pagellus affinis Boulenger, 1888 -- valid
  Pagellus bellottii Steindachner, 1882 -- valid
  Pagellus bogaraveo (Brünnich, 1768) -- valid
  Pagellus calamus Valenciennes in Cuvier and Valenciennes, 1830 -- invalid
  Pagellus coupei Dieuziede, 1960 -- invalid
  Pagellus erythrinus (Linnaeus, 1758) -- valid
  Pagellus natalensis Steindachner, 1903 -- valid
  Pagellus penna Valenciennes in Cuvier and Valenciennes, 1830 -- invalid
  Pagetopsis Regan, 1913 -- valid
  Pagetopsis macropterus (Boulenger, 1907) -- valid
  Pagetopsis maculatus Barsukov and Permitin, 1958 -- valid
  Pagothenia Nichols and La Monte, 1936 -- valid
  Pagothenia borchgrevinki (Boulenger, 1902) -- valid
  Pagothenia brachysoma (Pappenheim, 1912) -- valid
  Pagothenia phocae (Richardson, 1844) -- valid
  Pagrus Cuvier, 1816 -- valid
  Pagrus africanus Akazaki, 1962 -- valid
  Pagrus auratus (Forster in Bloch and Schneider, 1801) -- invalid
  Pagrus auriga Valenciennes, 1843 -- valid
  Pagrus caeruleostictus (Valenciennes in Cuvier and Valenciennes, 1830) -- valid
  Pagrus major (Temminck and Schlegel, 1843) -- valid
  Pagrus pagrus (Linnaeus, 1758) -- valid -- red porgy, sargo rojo
  Pagrus sedecim Ginsburg, 1952 -- invalid
  Palatogobius Gilbert, 1971 -- valid
  Palatogobius grandoculus Greenfield, 2002 -- valid
  Palatogobius paradoxus Gilbert, 1971 -- valid -- mauve goby
  Pallidochromis Turner, 1994 -- valid
  Pallidochromis tokolosh Turner, 1994 -- valid
  Palutrus Smith, 1959 -- valid -- yellowstreak gobies
  Palutrus meteori (Klausewitz and Zander, 1967) -- valid
  Palutrus pruinosa (Jordan and Seale, 1906) -- valid
  Palutrus pusillus Tortonese, 1976 -- valid
  Palutrus reticularis Smith, 1959 -- valid
  Palutrus scapulopunctatus (de Beaufort, 1912) -- valid
  Pamphorichthys Regan, 1913 -- valid
  Pamphorichthys araguaiensis Costa, 1991 -- valid
  Pamphorichthys hasemani (Henn, 1916) -- valid
  Pamphorichthys hollandi (Henn, 1916) -- valid
  Pamphorichthys minor (Garman, 1895) -- valid
  Pamphorichthys scalpridens (Garman, 1895) -- valid
  Pampus Bonaparte, 1834 -- valid
  Pampus argenteus (Euphrasen, 1788) -- valid -- silver pomfret, silver pomfret
  Pampus chinensis (Euphrasen, 1788) -- valid -- chinese pomfret, Chinese pomfret
  Pampus cinereus (Bloch, 1795) -- valid
  Pampus echinogaster (Basilewsky, 1855) -- valid
  Pampus minor Liu and Li, 1998 -- valid
  Pampus punctatissimus (Temminck and Schlegel, 1845) -- valid
  Panchax lineatum Valenciennes in Cuvier and Valenciennes, 1846 -- invalid
  Panchax panchax blockii (Arnold, 1911) -- invalid
  Panchax parvus Sundara Raj, 1916 -- invalid
  Pandaka Herre, 1927 -- valid
  Pandaka lidwilli (McCulloch, 1917) -- valid
  Pandaka pusilla Herre, 1927 -- valid
  Pandaka pygmaea Herre, 1927 -- valid -- dwarf pigmygoby, dwarf pigmygoby
  Pandaka rouxi (Weber, 1911) -- valid
  Pandaka silvana (Barnard, 1943) -- valid -- knysna dwarfgoby, knysna dwarfgoby
  Pandaka trimaculata Akihito and Meguro, 1975 -- valid
  Panna Mohan, 1969 -- valid
  Panna heterolepis Trewavas, 1977 -- valid
  Panna microdon (Bleeker, 1849) -- valid
  Panna perarmatus (Chabanaud, 1926) -- valid
  Pantanodon Myers, 1955 -- valid
  Pantanodon madagascariensis (Arnoult, 1963) -- valid -- Madagascar lampeye
  Pantanodon stuhlmanni (Ahl, 1924) -- valid -- eastcoast lampeye
  Pantodon Peters, 1877 -- valid
  Pantodon buchholzi Peters, 1877 -- valid -- butterflyfish, freshwater butterfly fish, African butterflyfish, butterfly fish, butterflyfish, freshwater butterfly fish
  Panturichthys Pellegrin, 1913 -- valid
  Panturichthys fowleri (Ben-tuvia, 1953) -- valid
  Panturichthys isognathus Poll, 1953 -- valid
  Panturichthys longus (Ehrenbaum, 1915) -- valid
  Panturichthys mauritanicus Pellegrin, 1913 -- valid
  Papiliochromis Kullander, 1977 -- invalid
  Papiliochromis altispinosa (Haseman, 1911) -- invalid
  Papiliochromis ramirezi (Myers and Harry, 1948) -- invalid -- butterfly cichlid, butterfly cichlid, ran
  Papiliolebias Costa, 1998 -- valid
  Papiliolebias bitteri (Costa, 1989) -- valid
  Papillogobius Gill and Miller, 1990 -- valid
  Papillogobius punctatus Gill and Miller, 1990 -- valid
  Papillogobius reichei (Bleeker, 1853) -- invalid
  Papuligobius Chen and Kottelat, 2003 -- valid
  Papuligobius ocellatus (Fowler, 1937) -- valid
  Papuligobius uniporus Chen and Kottelat, 2003 -- valid
  Papyrocranus Greenwood, 1963 -- valid
  Papyrocranus afer (Günther, 1868) -- valid -- African featherfin, reticulate knifefish
  Papyrocranus congoensis (Nichols and La Monte, 1932) -- valid
  Parabathymyrus Kamohara, 1938 -- valid
  Parabathymyrus brachyrhynchus (Fowler, 1934) -- valid
  Parabathymyrus karrerae Karmovskaya, 1991 -- valid
  Parabathymyrus macrophthalmus Kamohara, 1938 -- valid
  Parabathymyrus oregoni Smith and Kanazawa, 1977 -- valid -- flapnose conger, congrio nariz colgada
  Parablennius Miranda Ribeiro, 1915 -- valid
  Parablennius cornutus (Linnaeus, 1758) -- valid -- horned blenny
  Parablennius cyclops (Rüppell, 1830) -- valid
  Parablennius dialloi Bath, 1990 -- valid
  Parablennius gattorugine (Linnaeus, 1758) -- valid -- tompot blenny
  Parablennius goreensis (Valenciennes in Cuvier and Valenciennes, 1836) -- valid
  Parablennius incognitus (Bath, 1968) -- valid
  Parablennius intermedius (Ogilby, 1915) -- valid
  Parablennius laticlavius (Griffin, 1926) -- valid -- crested blenny
  Parablennius lodosus (Smith, 1959) -- valid -- mud blenny
  Parablennius marmoreus (Poey, 1876) -- valid -- seaweed blenny, blenio marmoreo, borracho marmóreo
  Parablennius opercularis (Murray, 1887) -- valid
  Parablennius parvicornis (Valenciennes in Cuvier and Valenciennes, 1836) -- valid
  Parablennius pilicornis (Cuvier, 1829) -- valid -- fringe blenny
  Parablennius rouxi (Cocco, 1833) -- valid -- longstriped blenny, striped blenny
  Parablennius ruber (Valenciennes in Cuvier and Valenciennes, 1836) -- valid
  Parablennius salensis Bath, 1990 -- valid
  Parablennius sanguinolentus (Pallas, 1814) -- valid -- redspeckled blenny
  Parablennius serratolineatus Bath and Hutchins, 1986 -- valid
  Parablennius sierraensis Bath, 1990 -- valid
  Parablennius tasmanianus (Richardson, 1842) -- valid
  Parablennius tentacularis (Brünnich, 1768) -- valid -- fringhead blenny, horned blenny
  Parablennius thysanius (Jordan and Seale, 1907) -- valid
  Parablennius verryckeni (Poll, 1959) -- valid
  Parablennius yatabei (Jordan and Snyder, 1900) -- valid
  Parablennius zvonimiri (Kolombatovic, 1892) -- valid -- Zoanimir's blenny
  Paracaesio Bleeker, 1874 -- valid
  Paracaesio caerulea (Katayama, 1934) -- valid -- Japanese snapper, Vivanette japonaise, Panchote japonés
  Paracaesio caeruleus (Katayama, 1934) -- invalid -- Japanese snapper
  Paracaesio gonzalesi Fourmanoir and Rivaton, 1979 -- valid -- Vanuata snapper, Vanuatu Snapper, Vivanette Vanuatu, Panchote vanuatú
  Paracaesio kusakarii Abe, 1960 -- valid -- Saddleback Snapper, Saddle-back snapper, Vivanette sellée, Panchote sillevo
  Paracaesio paragrapsimodon Anderson and Kailola in Anderson, Kailola and Collette, 1992 -- valid
  Paracaesio pedleyi McCulloch and Waite, 1916 -- invalid -- Pedley's fusilier
  Paracaesio sordida Abe and Shinohara, 1962 -- valid -- blue snapper, Dusky snapper, Sordid Snapper
  Paracaesio sordidus Abe and Shinohara, 1962 -- invalid -- blue snapper
  Paracaesio stonei Raj and Seeto, 1983 -- valid -- Cocoa Snapper, Vivanette cacao, Panchote cacao
  Paracaesio waltervadi Anderson and Collette in Anderson, Kailola and Collette, 1992 -- valid
  Paracaesio xanthura (Bleeker, 1869) -- valid -- yellowback fusilier, Yellowtail blue snapper, False Fusilier, Vivanette queue jaune, Panchote rabo amarillo
  Paracaesio xanthurus (Bleeker, 1869) -- invalid -- yellowback fusilier, southern fusilier, yellowtail blue snapper
  Paracallionymus Barnard, 1927 -- valid
  Paracallionymus costatus (Boulenger, 1898) -- valid
  Paracentropyge Burgess, 1991 -- valid
  Parachaenichthys Boulenger, 1902 -- valid
  Parachaenichthys charcoti (Vaillant, 1906) -- valid
  Parachaenichthys georgianus (Fischer, 1885) -- valid
  Parachaetodon Bleeker, 1874 -- valid
  Parachaeturichthys Bleeker, 1874 -- valid
  Parachaeturichthys ocellatus (Day, 1873) -- valid
  Parachaeturichthys polynema (Bleeker, 1853) -- valid -- taileyed goby, taileyed goby
  Parachanna Teugels and Daget, 1984 -- valid
  Parachanna africana (Steindachner, 1879) -- valid -- Niger snakehead, African snakehead
  Parachanna insignis (Sauvage, 1884) -- valid -- Congo snakehead
  Parachanna obscura (Günther, 1861) -- valid -- African obscure snakehead, African snakehead
  Paracheilinus angulatus Randall and Lubbock, 1981 -- valid
  Paracheilinus attenuatus Randall, 1999 -- valid
  Paracheilinus bellae Randall, 1988 -- valid
  Paracheilinus carpenteri Randall and Lubbock, 1981 -- valid
  Paracheilinus cyaneus Kuiter and Allen, 1999 -- valid
  Paracheilinus filamentosus Allen, 1974 -- valid
  Paracheilinus hemitaeniatus Randall and Harmelin-Vivien, 1977 -- valid
  Paracheilinus lineopunctatus Randall and Lubbock, 1981 -- valid
  Paracheilinus mccoskeri Randall and Harmelin-Vivien, 1977 -- valid
  Paracheilinus piscilineatus (Cornic, 1987) -- valid
  Paracheilinus rubricaudalis Randall and Allen, 2003 -- valid
  Paracheirodon Géry, 1960 -- valid -- neon tetras, green tetras, cardinal tetras
  Paracheirodon axelrodi (Schultz, 1956) -- valid -- cardinal tetra, red neon, cardinal tetra, red neon
  Paracheirodon innesi (Myers, 1936) -- valid -- neon tetra, neon tetra
  Paracheirodon simulans (Géry, 1963) -- valid
  Parachromis Agassiz, 1859 -- valid
  Parachromis dovii (Günther, 1864) -- valid
  Parachromis friedrichsthalii (Heckel, 1840) -- valid
  Parachromis loisellei (Bussing, 1989) -- valid
  Parachromis managuensis (Günther, 1867) -- valid
  Parachromis motaguensis (Günther, 1867) -- valid
  Paracirrhites Bleeker, 1874 -- valid
  Paracirrhites amblycephalus (Bleeker, 1857) -- valid
  Paracirrhites arcatus (Cuvier in Cuvier and Valenciennes, 1829) -- valid -- whitelined hawkfish, whitelined hawkfish
  Paracirrhites bicolor Randall, 1963 -- valid
  Paracirrhites cinctus (Günther, 1860) -- invalid -- ringed hawkfish, ringed hawkfish
  Paracirrhites forsteri (Schneider in Bloch and Schneider, 1801) -- valid -- blacksided hawkfish, blacksided hawkfish
  Paracirrhites hemistictus (Günther, 1874) -- valid
  Paracirrhites nisus Randall, 1963 -- valid
  Paracirrhites typee Randall, 1963 -- invalid
  Paracirrhites xanthus Randall, 1963 -- valid
  Paraclinus Mocquard, 1888 -- valid
  Paraclinus altivelis (Lockington, 1881) -- valid -- topgallant blenny, trambollito juanete
  Paraclinus arcanus Guimarães and Bacellar, 2002 -- valid
  Paraclinus barbatus Springer, 1955 -- valid -- goatee blenny, goatee blenny
  Paraclinus beebei Hubbs, 1952 -- valid -- pink blenny, trambollito clavel
  Paraclinus cingulatus (Evermann and Marsh, 1899) -- valid -- coral blenny, sapito coral, trambollito coralino
  Paraclinus ditrichus Rosenblatt and Parr, 1969 -- valid -- leastfoot blenny, trambollito pocas patas
  Paraclinus fasciatus (Steindachner, 1876) -- valid -- banded blenny, sapito ocelado, trambollito ocelado
  Paraclinus fehlmanni Springer and Trist, 1969 -- valid
  Paraclinus grandicomis (Rosén, 1911) -- valid -- horned blenny, sapito tarrudo
  Paraclinus infrons Böhlke, 1960 -- valid -- bald blenny, trambollito pelón
  Paraclinus integripinnis (Smith, 1880) -- valid -- reef finspot, trambollito de arrecife
  Paraclinus magdalenae Rosenblatt and Parr, 1969 -- valid -- Magdalena blenny, trambollito de Magdalena
  Paraclinus marmoratus (Steindachner, 1876) -- valid -- marbled blenny, sapito punteado
  Paraclinus mexicanus (Gilbert, 1904) -- valid -- Mexican blenny, trambollito mexicano
  Paraclinus monophthalmus (Günther, 1861) -- valid
  Paraclinus naeorhegmis Böhlke, 1960 -- valid -- surf blenny, surf blenny, trambollito de la resaca
  Paraclinus nigripinnis (Steindachner, 1867) -- valid -- blackfin blenny, sapito aletinegro, trambollito aletinegra
  Paraclinus rubicundus (Starks, 1913) -- valid
  Paraclinus sini Hubbs, 1952 -- valid -- flapscale blenny, trambollito frondoso
  Paraclinus spectator Guimarães and Bacellar, 2002 -- valid
  Paraclinus stephensi Rosenblatt and Parr, 1969 -- valid -- professor blenny, trambollito del maestro
  Paraclinus tanygnathus Rosenblatt and Parr, 1969 -- valid -- longjaw blenny, trambollito adornado
  Paraclinus walkeri Hubbs, 1952 -- valid -- San Quintin blenny, trambollito de San Quintín
  Paraconger Kanazawa, 1961 -- valid
  Paraconger californiensis Kanazawa, 1961 -- valid -- ringeye conger, congrio anteojos
  Paraconger caudilimbatus (Poey, 1867) -- valid -- margintail conger, congrio, congrio cola de bordes
  Paraconger dentatus (Garman, 1899) -- invalid
  Paraconger guianensis Kanazawa, 1961 -- valid
  Paraconger macrops (Günther, 1870) -- valid
  Paraconger notialis Kanazawa, 1961 -- valid
  Paraconger ophichthys (Garman, 1899) -- valid
  Paraconger similis (Wade, 1946) -- valid -- shorttail conger, congrio colicorta
  Paracyprichromis Poll, 1986 -- valid
  Paracyprichromis brieni (Poll, 1981) -- valid
  Paracyprichromis nigripinnis (Boulenger, 1901) -- valid
  Paradiplogrammus Nakabo, 1982 -- valid
  Paradiplogrammus bairdi (Jordan in Eigenmann and Eigenmann, 1888) -- valid -- dragoncillo coralino, lancer dragonet
  Paradiplogrammus curvispinis (Fricke and Zaiser Brownell, 1993) -- valid
  Paradiplospinus Andriashev, 1960 -- valid
  Paradiplospinus antarcticus Andriashev, 1960 -- valid -- Antarctic escolar
  Paradiplospinus gracilis (Brauer, 1906) -- valid -- slender escolar, twofin frostfish
  Paradistichodus Pellegrin, 1922 -- valid
  Paradistichodus dimidiatus (Pellegrin, 1904) -- valid
  Paradoxodacna Roberts, 1989 -- valid
  Paradoxodacna piratica Roberts, 1989 -- valid
  Paragobiodon Bleeker, 1873 -- valid
  Paragobiodon echinocephalus (Rüppell, 1830) -- valid -- pricklyhead goby, redhead, pricklyhead goby, redhead
  Paragobiodon lacunicolus (Kendall and Goldsborough, 1911) -- valid
  Paragobiodon melanosomus (Bleeker, 1852) -- valid
  Paragobiodon modestus (Regan, 1908) -- valid
  Paragobiodon xanthosomus (Bleeker, 1852) -- valid
  Paragobiopsis Koumans, 1941 -- valid
  Paragobiopsis orbicularis Visweswara Rao, 1971 -- valid
  Paragoniates Steindachner, 1876 -- valid
  Paragoniates alburnus Steindachner, 1876 -- valid
  Paragunnellichthys Dawson, 1967 -- valid
  Paragunnellichthys fehlmanni Dawson, 1969 -- valid
  Paragunnellichthys seychellensis Dawson, 1967 -- valid
  Paragunnellichthys springeri Dawson, 1970 -- valid
  Parahypsos Bath, 1982 -- valid
  Parahypsos piersoni (Gilbert and Starks, 1904) -- valid
  Parajulis Bleeker, 1865 -- valid
  Parajulis poecilepterus (Temminck and Schlegel, 1845) -- valid
  Parakneria Poll, 1965 -- valid
  Parakneria abbreviata (Pellegrin, 1931) -- valid
  Parakneria cameronensis (Boulenger, 1909) -- valid
  Parakneria damasi Poll, 1965 -- valid
  Parakneria fortuita Penrith, 1973 -- valid
  Parakneria kissi Poll, 1969 -- valid
  Parakneria ladigesi Poll, 1967 -- valid
  Parakneria lufirae Poll, 1965 -- valid
  Parakneria malaissei Poll, 1969 -- valid
  Parakneria marmorata (Norman, 1923) -- valid
  Parakneria mossambica Jubb and Bell-Cross, 1974 -- valid
  Parakneria spekii (Günther, 1868) -- valid
  Parakneria tanzaniae Poll, 1984 -- valid
  Parakneria thysi Poll, 1965 -- valid
  Parakneria vilhenae Poll, 1965 -- valid
  Paralabidochromis Greenwood, 1956 -- valid
  Paralabidochromis victoriae Greenwood, 1956 -- valid
  Paralabrax Girard, 1856 -- valid
  Paralabrax albomaculatus (Jenyns, 1840) -- valid
  Paralabrax auroguttatus Walford, 1936 -- valid -- cabrilla extranjera, goldspotted sand bass
  Paralabrax callaensis Starks, 1906 -- valid
  Paralabrax clathratus (Girard, 1854) -- valid -- kelp bass, cabrilla sargacera
  Paralabrax dewegeri (Metzelaar, 1919) -- valid
  Paralabrax humeralis (Valenciennes in Cuvier and Valenciennes, 1828) -- valid
  Paralabrax loro Walford, 1936 -- valid -- cabrilla cachete amarillo, parrot sand bass
  Paralabrax maculatofasciatus (Steindachner, 1868) -- valid -- spotted sand bass, cabrilla de roca
  Paralabrax nebulifer (Girard, 1854) -- valid -- barred sand bass, cabrilla verde de arena
  Paralepis Cuvier, 1816 -- valid
  Paralepis brevirostris (Parr, 1928) -- valid
  Paralepis elongata (Brauer, 1906) -- valid -- barracudina
  Paralepis speciosa Bellotti, 1878 -- valid
  Paraletharchus McCosker, 1974 -- valid
  Paraletharchus opercularis (Myers and Wade, 1941) -- valid -- pouch snake eel, tieso bolsa
  Paraletharchus pacificus (Osburn and Nichols, 1916) -- valid -- Pacific sailfin eel, tieso vela del Pacífico
  Paralipophrys Bath, 1977 -- valid
  Paralipophrys trigloides (Valenciennes in Cuvier and Valenciennes, 1836) -- valid
  Paralonchurus Bocourt, 1869 -- valid
  Paralonchurus brasiliensis (Steindachner, 1875) -- valid
  Paralonchurus dumerilii (Bocourt, 1869) -- valid
  Paralonchurus elegans Boeseman, 1948 -- invalid
  Paralonchurus goodei Gilbert in Jordan and Evermann, 1898 -- valid -- corvalo, corvalo, angel croaker, corvineta ángel
  Paralonchurus peruanus (Steindachner, 1875) -- valid
  Paralonchurus petersii Bocourt, 1869 -- valid
  Paralonchurus rathbuni (Jordan and Bollman, 1890) -- valid
  Paralticus Springer and Williams, 1994 -- valid
  Paralticus amboinensis (Bleeker, 1857) -- valid
  Parambassis Bleeker, 1874 -- valid
  Parambassis altipinnis Allen, 1982 -- valid
  Parambassis apogonoides (Bleeker, 1851) -- valid
  Parambassis confinis (Weber, 1913) -- valid
  Parambassis dayi (Bleeker, 1874) -- valid
  Parambassis gulliveri (Castelnau, 1878) -- valid
  Parambassis lala (Hamilton, 1822) -- valid -- glassfish
  Parambassis macrolepis (Bleeker, 1857) -- valid
  Parambassis notatus (Blyth, 1860) -- valid
  Parambassis pulcinella Kottelat, 2003 -- valid
  Parambassis ranga (Hamilton, 1822) -- invalid -- Indian glassfish
  Parambassis siamensis (Fowler, 1937) -- valid
  Parambassis tenasserimensis Roberts, 1994 -- valid
  Parambassis thomassi (Day, 1870) -- valid
  Parambassis vollmeri Roberts, 1994 -- valid
  Parambassis wolffii (Bleeker, 1851) -- valid -- Thai chandid
  Paramormyrops Taverne, Thys van den Audenaerde and Heymer, 1977 -- valid
  Paramormyrops gabonensis Taverne, Thys van den Audenaerde and Heymer, 1977 -- valid
  Paramormyrops jacksoni (Poll, 1967) -- valid
  Parananochromis Greenwood, 1987 -- valid
  Parananochromis axelrodi Lamboj and Stiassny, 2003 -- valid
  Parananochromis brevirostris Lamboj and Stiassny, 2003 -- valid
  Parananochromis caudifasciatus (Boulenger, 1913) -- valid
  Parananochromis gabonicus (Trewavas, 1975) -- valid
  Parananochromis longirostris (Boulenger, 1903) -- valid
  Parananochromis ornatus Lamboj and Stiassny, 2003 -- valid
  Paranebris Chao, Béarez and Robertson, 2001 -- valid
  Paranebris bauchotae Chao, Béarez and Robertson, 2001 -- valid
  Paraneetroplus Regan, 1905 -- valid
  Paraneetroplus bulleri Regan, 1905 -- valid
  Paraneetroplus gibbiceps (Steindachner, 1864) -- valid
  Paraneetroplus nebuliferus (Günther, 1860) -- valid
  Paraneetroplus omonti Allgayer, 1988 -- invalid
  Paranibea Trewavas, 1977 -- valid
  Paranibea semiluctuosa (Cuvier in Cuvier and Valenciennes, 1830) -- valid
  Paranothobranchius Seegers, 1985 -- invalid
  Paranotothenia Balushkin, 1976 -- valid
  Paranotothenia dewitti Balushkin, 1990 -- valid
  Paranotothenia magellanica (Forster in Bloch and Schneider, 1801) -- valid
  Paranthias Guichenot, 1868 -- valid
  Paranthias colonus (Valenciennes, 1846) -- valid -- Pacific creolefish, sandía, Pacific creole-fish
  Paranthias furcifer (Valenciennes in Cuvier and Valenciennes, 1828) -- valid -- Creole-fish, rabirrubia de lo alto, Atlantic creolefish, rabirrubia del Golfo
  Paranthias pinguis Walford, 1936 -- valid
  Parapercis Bleeker, 1863 -- valid -- sand-divers
  Parapercis alboguttata (Günther, 1872) -- valid
  Parapercis allporti (Günther, 1876) -- valid
  Parapercis atlantica (Vaillant, 1887) -- valid
  Parapercis aurantiaca Döderlein in Steindachner and Döderlein, 1884 -- valid
  Parapercis binivirgata (Waite, 1904) -- valid
  Parapercis biordinis Allen, 1976 -- valid
  Parapercis cephalopunctata (Seale, 1901) -- invalid
  Parapercis clathrata Ogilby, 1910 -- valid
  Parapercis colemani Randall and Francis, 1993 -- valid
  Parapercis colias (Forster in Bloch and Schneider, 1801) -- valid -- blue cod
  Parapercis cylindrica (Bloch, 1792) -- valid -- sharpnosed weever
  Parapercis decemfasciata (Franz, 1910) -- valid
  Parapercis diplospilus Gomon, 1981 -- valid
  Parapercis dockinsi McCosker, 1971 -- valid
  Parapercis elongata Fourmanoir, 1967 -- valid
  Parapercis emeryana Richardson, 1842 -- invalid
  Parapercis filamentosa (Steindachner, 1878) -- valid -- longfinned grubfish
  Parapercis flavescens Fourmanoir and Rivaton, 1979 -- valid
  Parapercis fuscolineata Fourmanoir, 1985 -- valid
  Parapercis gilliesii (Hutton, 1879) -- valid
  Parapercis gushikeni Yoshino, 1975 -- valid
  Parapercis haackei (Steindachner, 1884) -- valid
  Parapercis hexophtalma (Cuvier in Cuvier and Valenciennes, 1829) -- valid -- spotted weever
  Parapercis hexophthalma (Cuvier in Cuvier and Valenciennes, 1829) -- invalid
  Parapercis kamoharai Schultz, 1966 -- valid
  Parapercis lata Randall and McCosker, 2002 -- valid
  Parapercis macrophthalma (Pietschmann, 1911) -- valid
  Parapercis maculata (Bloch and Schneider, 1801) -- valid
  Parapercis maritzi Anderson, 1992 -- valid
  Parapercis millepunctata (Günther, 1860) -- valid
  Parapercis mimaseana (Kamohara, 1937) -- valid
  Parapercis multifasciata Döderlein in Steindachner and Döderlein, 1884 -- valid
  Parapercis multiplicata Randall, 1984 -- valid
  Parapercis muronis (Tanaka, 1918) -- valid
  Parapercis nebulosa (Quoy and Gaimard, 1825) -- valid -- barfaced weever
  Parapercis okamurai Kamohara, 1960 -- valid
  Parapercis ommatura Jordan and Snyder, 1902 -- valid
  Parapercis polyophtalma (Cuvier in Cuvier and Valenciennes, 1829) -- invalid
  Parapercis polyophthalma (Cuvier in Cuvier and Valenciennes, 1829) -- invalid
  Parapercis pulchella Temminck and Schlegel, 1843 -- invalid
  Parapercis punctata (Cuvier in Cuvier and Valenciennes, 1829) -- valid -- spotted grubfish
  Parapercis punctulata (Cuvier in Cuvier and Valenciennes, 1829) -- valid
  Parapercis quadrispinosa (Weber, 1913) -- valid -- fourspined grubfish
  Parapercis ramsayi (Steindachner, 1883) -- valid
  Parapercis robinsoni Fowler, 1929 -- valid
  Parapercis roseoviridis (Gilbert, 1905) -- valid
  Parapercis rufa Randall, 2001 -- valid
  Parapercis schauinslandi (Steindachner, 1900) -- invalid
  Parapercis schauinslandii (Steindachner, 1900) -- valid
  Parapercis sexfasciata (Temminck and Schlegel, 1843) -- valid
  Parapercis signata Randall, 1984 -- valid
  Parapercis simulata Schultz, 1968 -- valid
  Parapercis snyderi Jordan and Starks, 1905 -- valid
  Parapercis somaliensis Schultz, 1968 -- valid
  Parapercis stricticeps (De Vis, 1884) -- valid
  Parapercis tetracantha (Lacepède, 1801) -- valid
  Parapercis xanthozona (Bleeker, 1849) -- valid
  Paraphago Boulenger, 1899 -- valid
  Paraphago rostratus Boulenger, 1899 -- valid
  Paraplesiops Bleeker, 1875 -- valid
  Paraplesiops alisonae Hoese and Kuiter, 1984 -- valid
  Paraplesiops bleekeri (Günther, 1861) -- valid
  Paraplesiops meleagris (Peters, 1869) -- valid
  Paraplesiops poweri Ogilby, 1908 -- valid
  Paraplesiops sinclairi Hutchins, 1987 -- valid
  Parapocryptes Bleeker, 1874 -- valid
  Parapocryptes batoides (Day, 1876) -- valid
  Parapocryptes maculatus (Oshima, 1926) -- valid
  Parapocryptes rictuosus (Valenciennes in Cuvier and Valenciennes, 1837) -- valid
  Parapocryptes serperaster (Richardson, 1846) -- valid
  Parapolynemus Feltes, 1993 -- valid
  Parapolynemus verekeri (Saville-Kent, 1889) -- valid
  Parapriacanthus Steindachner, 1870 -- valid
  Parapriacanthus dispar (Herre, 1935) -- valid
  Parapriacanthus elongatus (McCulloch, 1911) -- valid
  Parapriacanthus marei Fourmanoir, 1971 -- valid
  Parapriacanthus ransonneti Steindachner, 1870 -- valid
  Parapristella Géry, 1964 -- valid
  Parapristella aubynei (Eigenmann, 1909) -- valid
  Parapristella georgiae Géry, 1964 -- valid
  Parapristipomoides Kami, 1973 -- valid
  Parapristipomoides squamimaxillaris (Kami, 1973) -- valid -- Scalemouth jobfish, Colas écailleux, Panchito escamudo
  Parapsenes Smith, 1949 -- valid
  Parapsenes rotundus (Smith, 1949) -- valid -- purplebreast driftfish
  Parapteronotus Albert, 2001 -- valid
  Parapteronotus hasemani (Ellis, 1913) -- valid
  Parargyrops Tanaka, 1916 -- valid
  Parargyrops edita Tanaka, 1916 -- valid
  Parascolopsis Boulenger, 1901 -- valid
  Parascolopsis aspinosa (Rao and Rao, 1981) -- valid -- smooth dwarf monocle bream
  Parascolopsis baranesi Russell and Golani, 1993 -- valid
  Parascolopsis boesemani (Rao and Rao, 1981) -- valid -- redfin dwarf monocle bream
  Parascolopsis capitinis Russell, 1996 -- valid
  Parascolopsis eriomma (Jordan and Richardson, 1909) -- valid -- rosy monocle-bream, rosy dwarf monocle bream
  Parascolopsis inermis (Temminck and Schlegel, 1843) -- valid -- unarmed dwarf monocle bream
  Parascolopsis melanophrys Russell and Chin, 1996 -- valid
  Parascolopsis qantasi Russell and Gloerfelt-Tarp, 1984 -- valid -- slender dwarf moncle bream
  Parascolopsis rufomaculatus Russell, 1986 -- valid -- red-spot dwarf monocle bream, yellow-banded dwarf monocle bream
  Parascolopsis tanyactis Russell, 1986 -- valid -- long-rayed dwarf monocle bream, yellow-bellied dwarf monocle bream
  Parascolopsis tosensis (Kamohara, 1938) -- valid -- Tosa dwarf monocle bream
  Parascolopsis townsendi Boulenger, 1901 -- valid -- scaly dwarf monocle bream
  Parascorpis Bleeker, 1875 -- valid
  Parascorpis typus Bleeker, 1875 -- valid
  Parasphaerichthys Prashad and Mukerji, 1929 -- valid
  Parasphaerichthys lineatus Britz and Kottelat, 2002 -- valid
  Parasphaerichthys ocellatus Prashad and Mukerji, 1929 -- valid
  Parasphenanthias Gilchrist, 1922 -- invalid
  Parasphyraenops Bean, 1912 -- valid
  Parasphyraenops atrimanus Bean, 1912 -- valid
  Parasphyraenops incisus (Colin, 1978) -- valid
  Parastremma Eigenmann, 1912 -- valid
  Parastremma album Dahl, 1960 -- valid
  Parastremma pulchrum Dahl, 1960 -- valid
  Parastremma sadina Eigenmann, 1912 -- valid
  Parasudis Regan, 1911 -- valid
  Parasudis fraserbrunneri (Poll, 1953) -- valid
  Parasudis truculenta (Goode and Bean, 1896) -- valid -- longnose greeneye, ojiverde espátula, ojiverde truculento
  Parataeniophorus Bertelsen and Marshall, 1956 -- valid
  Parataeniophorus bertelseni Shiganova, 1989 -- valid
  Parataeniophorus brevis Bertelsen and Marshall, 1956 -- valid
  Parataeniophorus gulosus Bertelsen and Marshall, 1956 -- valid
  Paratheraps Werner and Stawikowski, 1987 -- invalid
  Paratherina Kottelat, 1990 -- valid
  Paratherina Aurich, 1935 -- invalid
  Paratherina cyanea Aurich, 1935 -- valid
  Paratherina labiosa Aurich, 1935 -- valid
  Paratherina striata Aurich, 1935 -- valid
  Paratherina wolterecki Aurich, 1935 -- valid
  Paratilapia Bleeker, 1868 -- valid
  Paratilapia leptosoma Boulenger, 1898 -- invalid
  Paratilapia polleni Bleeker, 1868 -- valid
  Paratilapia thomasi Boulenger, 1915 -- invalid
  Paratilapia toddi Boulenger, 1905 -- valid
  Paratrimma Hoese and Brothers, 1976 -- valid
  Paratrimma nigrimenta Hoese and Brothers, 1976 -- valid
  Paratrimma urospila Hoese and Brothers, 1976 -- valid
  Paraulopus Sato and Nakabo, 2002 -- valid
  Paraulopus atripes Sato and Nakabo, 2003 -- valid
  Paraulopus filamentosus (Okamura in Okamura, Amaoka and Mitani, 1982) -- valid
  Paraulopus japonicus (Kamohara, 1956) -- valid
  Paraulopus maculatus (Kotthaus, 1967) -- valid
  Paraulopus nigripinnis (Günther, 1878) -- valid -- cucumberfish
  Paraulopus novaeseelandiae Sato and Nakabo, 2002 -- valid
  Paraulopus okamurai Sato and Nakabo, 2002 -- valid
  Paravocettinops Kanazawa and Maul, 1967 -- invalid
  Paravocettinops trilinearis Kanazawa and Maul, 1967 -- invalid
  Parawaous Watson, 1993 -- valid
  Parawaous megacephalus (Fowler, 1905) -- valid
  Paraxenisthmus Gill and Hoese, 1993 -- valid
  Paraxenisthmus springeri Gill and Hoese, 1993 -- valid
  Paraxenomystax Reid, 1940 -- invalid
  Parazanclistius Hardy, 1983 -- valid
  Parazanclistius hutchinsi Hardy, 1983 -- valid
  Parecbasis Eigenmann, 1914 -- valid
  Parecbasis cyclolepis Eigenmann, 1914 -- valid
  Parenchelyurus Springer, 1972 -- valid
  Parenchelyurus hepburni (Snyder, 1908) -- valid
  Parenchelyurus hyena (Whitley, 1953) -- valid
  Pareques Gill in Goode, 1876 -- valid
  Pareques acuminatus (Bloch and Schneider, 1801) -- valid -- high-hat, vaqueta rayada, payasito largo
  Pareques fuscovittatus (Kendall and Radcliffe, 1912) -- valid -- festive drum, payasito lindo
  Pareques iwamotoi Miller and Woods, 1988 -- valid -- blackbar drum, payasito rayado
  Pareques lanfeari (Barton, 1947) -- valid
  Pareques perissa (Heller and Snodgrass, 1903) -- valid
  Pareques umbrosus (Jordan and Eigenmann, 1889) -- valid -- cubbyu, payasito prieto
  Pareques viola (Gilbert in Jordan and Evermann, 1898) -- valid -- rock croaker, payasito gungo
  Parequula Steindachner, 1879 -- valid
  Parequula melbournensis (Castelnau, 1872) -- valid
  Paretroplus Bleeker, 1868 -- valid
  Paretroplus dambabe Sparks, 2002 -- valid
  Paretroplus damii Bleeker, 1868 -- valid
  Paretroplus kieneri Arnoult, 1960 -- valid
  Paretroplus maculatus Kiener and Maugé, 1966 -- valid
  Paretroplus maromandia Sparks and Reinthal, 1999 -- valid
  Paretroplus menarambo Allgayer, 1996 -- valid
  Paretroplus nourissati (Allgayer, 1998) -- valid
  Paretroplus petiti Pellegrin, 1929 -- valid
  Paretroplus polyactis Bleeker, 1878 -- valid
  Paretroplus tsimoly Stiassny, Chakrabarty and Loiselle, 2001 -- valid
  Parexocoetus Bleeker, 1866 -- valid
  Parexocoetus brachypterus (Richardson, 1846) -- valid -- volador aletón, sailfin flyingfish, volador velero
  Parexocoetus brachypterus hillianus (Gosse, 1851) -- invalid
  Parexocoetus hillianus (Gosse, 1851) -- valid
  Parexocoetus mento (Valenciennes in Cuvier and Valenciennes, 1847) -- valid
  Pariah Böhlke, 1969 -- valid
  Pariah scotius Böhlke, 1969 -- valid
  Parioglossus Regan, 1912 -- valid -- blacktail dartfishes
  Parioglossus aporos Rennis and Hoese, 1985 -- valid
  Parioglossus dotui Tomiyama in Tomiyama and Abe, 1958 -- valid
  Parioglossus formosus (Smith, 1931) -- valid -- broadstripe dartfish
  Parioglossus interruptus Suzuki and Senou, 1994 -- valid
  Parioglossus lineatus Rennis and Hoese, 1985 -- valid -- blackstripe dartfish
  Parioglossus marginalis Rennis and Hoese, 1985 -- valid
  Parioglossus neocaledonicus Dingerkus and Séret, 1992 -- valid
  Parioglossus nudus Rennis and Hoese, 1985 -- valid -- naked dartfish
  Parioglossus palustris (Herre, 1945) -- valid -- blacktail dartfish
  Parioglossus philippinus (Herre, 1945) -- valid -- Philippine dartfish
  Parioglossus rainfordi McCulloch, 1921 -- valid -- stripetail dartfish
  Parioglossus raoi (Herre, 1939) -- valid -- yellow dartfish
  Parioglossus sinensis Zhong, 1994 -- valid
  Parioglossus taeniatus Regan, 1912 -- valid -- slimstripe dartfish
  Parioglossus triquetrus Rennis and Hoese, 1985 -- valid
  Parioglossus verticalis Rennis and Hoese, 1985 -- valid -- banded dartfish
  Paristiopterus Bleeker, 1876 -- valid
  Paristiopterus gallipavo Whitley, 1944 -- valid
  Paristiopterus labiosus (Günther, 1872) -- valid -- giant boarfish, giant boarfish
  Parkraemeria Whitley, 1951 -- valid
  Parkraemeria ornata Whitley, 1951 -- valid
  Parma Günther, 1862 -- valid
  Parma alboscapularis Allen and Hoese, 1975 -- valid
  Parma bicolor Allen and Larson, 1979 -- valid
  Parma kermadecensis Allen, 1987 -- valid
  Parma mccullochi Whitley, 1929 -- valid
  Parma microlepis Günther, 1862 -- valid -- scalyfin
  Parma occidentalis Allen and Hoese, 1975 -- valid
  Parma oligolepis Whitley, 1929 -- valid -- largescaled parma
  Parma polylepis Günther, 1862 -- valid -- banded parma
  Parma unifasciata (Steindachner, 1867) -- valid
  Parma victoriae (Günther, 1863) -- valid
  Parodon Valenciennes in Cuvier and Valenciennes, 1850 -- valid
  Parodon apolinari Myers, 1930 -- valid
  Parodon bifasciatus Eigenmann, 1912 -- valid
  Parodon buckleyi Boulenger, 1887 -- valid
  Parodon caliensis Boulenger, 1895 -- valid
  Parodon carrikeri Fowler, 1940 -- valid
  Parodon guyanensis Géry, 1959 -- valid
  Parodon hilarii Reinhardt, 1867 -- valid
  Parodon nasus Kner, 1859 -- valid
  Parodon pongoensis (Allen in Eigenmann and Allen, 1942) -- valid
  Parodon suborbitalis Valenciennes in Cuvier and Valenciennes, 1850 -- valid
  Parosphromenus Bleeker, 1877 -- valid
  Parosphromenus allani Brown, 1987 -- valid
  Parosphromenus anjunganensis Kottelat, 1991 -- valid
  Parosphromenus bintan Kottelat and Ng, 1998 -- valid
  Parosphromenus deissneri (Bleeker, 1859) -- valid
  Parosphromenus filamentosus Vierke, 1981 -- valid
  Parosphromenus linkei Kottelat, 1991 -- valid
  Parosphromenus nagyi Schaller, 1985 -- valid
  Parosphromenus ornaticauda Kottelat, 1991 -- valid
  Parosphromenus paludicola Tweedie, 1952 -- valid
  Parosphromenus parvulus Vierke, 1979 -- valid
  Parrella Ginsburg, 1938 -- valid
  Parrella fusca Ginsburg, 1939 -- valid
  Parrella ginsburgi Wade, 1946 -- valid -- darkblotch goby, gobio lunarejo
  Parrella lucretiae (Eigenmann and Eigenmann, 1888) -- valid -- gobio maculado, maculated goby
  Parrella macropteryx Ginsburg, 1939 -- valid
  Parrella maxillaris Ginsburg, 1938 -- valid -- doublestripe goby, gobio veteado
  Parupeneus Bleeker, 1863 -- valid
  Parupeneus barberinoides (Bleeker, 1852) -- valid
  Parupeneus barberinus (Lacepède, 1801) -- valid -- goatfish
  Parupeneus biaculeatus (Richardson, 1846) -- valid
  Parupeneus bifasciatus (Lacepède, 1801) -- invalid -- doublebar goatfish, munu, twobarred goatfish, twosaddle goatfish
  Parupeneus chrysonemus (Jordan and Evermann, 1903) -- valid
  Parupeneus chrysopleuron (Temminck and Schlegel, 1843) -- valid
  Parupeneus ciliatus (Lacepède, 1802) -- valid
  Parupeneus crassilabris (Valenciennes in Cuvier and Valenciennes, 1831) -- valid
  Parupeneus cyclostomus (Lacepède, 1801) -- valid -- blue goatfish, goldsaddle goatfish, moano kea
  Parupeneus dubius (Temminck and Schlegel, 1843) -- invalid
  Parupeneus forsskali (Fourmanoir and Guézé, 1976) -- valid -- Forsskål's goatfish, Red Sea goatfish
  Parupeneus heptacanthus (Lacepède, 1802) -- valid -- redspot goatfish
  Parupeneus indicus (Shaw, 1803) -- valid -- Indian goatfish
  Parupeneus insularis Randall and Myers, 2002 -- valid
  Parupeneus jansenii (Bleeker, 1856) -- valid
  Parupeneus macronema (Lacepède, 1801) -- invalid -- band-dot goatfish, longbarbel goatfish, longbarbeled goatfish, longrayed goatfish
  Parupeneus macronemus (Lacepède, 1801) -- valid
  Parupeneus margaritatus Randall and Guézé, 1984 -- valid
  Parupeneus moffitti Randall and Myers, 1993 -- valid
  Parupeneus multifasciatus (Quoy and Gaimard, 1825) -- valid -- common goatfish, manybar goatfish, moano
  Parupeneus pleurostigma (Bennett, 1831) -- valid -- blackspot goatfish, sidespot goatfish
  Parupeneus porphyreus (Jenkins, 1903) -- valid -- kumu, whitesaddle goatfish
  Parupeneus posteli Fourmanoir and Guézé, 1967 -- valid
  Parupeneus procerigena Kim and Amaoka, 2001 -- valid
  Parupeneus rubescens (Lacepède, 1801) -- valid
  Parupeneus spilurus (Bleeker, 1854) -- valid -- Japanese goatfish
  Parupeneus trifasciatus (Lacepède, 1801) -- valid -- threebarred goatfish
  Parupygus Hoedeman, 1962 -- invalid
  Paruroconger Blache and Bauchot, 1976 -- valid
  Paruroconger drachi Blache and Bauchot, 1976 -- valid
  Parvicrepis Whitley, 1931 -- valid
  Parvicrepis parvipinnis (Waite, 1906) -- valid
  Parviparma Herre, 1927 -- valid
  Parviparma straminea Herre, 1927 -- valid
  Patagonotothen Balushkin, 1976 -- valid
  Patagonotothen brevicauda (Lönnberg, 1905) -- valid
  Patagonotothen cornucola (Richardson, 1844) -- valid
  Patagonotothen elegans (Günther, 1880) -- valid
  Patagonotothen guntheri (Norman, 1937) -- valid
  Patagonotothen jordani (Thompson, 1916) -- valid
  Patagonotothen kreffti Balushkin and Stehmann, 1993 -- valid
  Patagonotothen longipes (Steindachner, 1876) -- valid
  Patagonotothen ramsayi (Regan, 1913) -- valid
  Patagonotothen sima (Richardson, 1845) -- valid
  Patagonotothen squamiceps (Peters, 1877) -- valid
  Patagonotothen tessellata (Richardson, 1845) -- valid
  Patagonotothen thompsoni Balushkin, 1993 -- valid
  Patagonotothen wiltoni (Regan, 1913) -- valid
  Pavoclinus Smith, 1946 -- valid
  Pavoclinus caeruleopunctatus Zsilavecz, 2001 -- valid
  Pavoclinus fucorum (Gilchrist and Thompson, 1908) -- invalid -- leafy klipfish, leafy klipfish
  Pavoclinus graminis (Gilchrist and Thompson, 1908) -- valid
  Pavoclinus laurentii (Gilchrist and Thompson, 1908) -- valid -- rippled klipfish, rippled klipfish
  Pavoclinus litorafontis Penrith, 1965 -- valid -- slinky klipfish, slinky klipfish
  Pavoclinus mentalis (Gilchrist and Thompson, 1908) -- valid -- bearded klipfish, bearded klipfish
  Pavoclinus mus (Gilchrist and Thompson, 1908) -- invalid -- mousy klipfish, mousy klipfish
  Pavoclinus myae Christensen, 1978 -- valid
  Pavoclinus pavo (Gilchrist and Thompson, 1908) -- valid -- peacock clipfish, peacock clipfish
  Pavoclinus profundus Smith, 1961 -- valid -- deepwater clipfish, deepwater clipfish
  Pavoclinus smalei Heemstra and Wright, 1986 -- valid
  Paxton Baldwin and Johnson, 1999 -- valid
  Paxton concilians Baldwin and Johnson, 1999 -- valid
  Pectinochromis Gill and Edwards, 1999 -- valid
  Pectinochromis lubbocki (Edwards and Randall, 1983) -- valid
  Pegasus Linnaeus, 1758 -- valid
  Pegasus lancifer Kaup, 1861 -- valid
  Pegasus laternarius Cuvier, 1816 -- valid
  Pegasus papilio Gilbert, 1905 -- invalid
  Pegasus volitans Linnaeus, 1758 -- valid -- shorttail dragonfish, shorttail dragonfish
  Pelamys australis Macleay, 1881 -- invalid
  Pelamys chiliensis Cuvier in Cuvier and Valenciennes, 1832 -- invalid
  Pelamys lineolata Girard, 1858 -- invalid
  Pelamys nuda Günther, 1860 -- invalid
  Pelamys orientalis Temminck and Schlegel, 1844 -- invalid
  Pelamys schlegeli McCoy, 1888 -- invalid
  Pelangia Allen, 1998 -- valid
  Pelangia mbutaensis Allen, 1998 -- valid
  Pelecinomimus picklei Gilchrist, 1922 -- invalid
  Pellisolus eubranchus Matsui and Rosenblatt, 1987 -- invalid
  Pelmatochromis Steindachner, 1894 -- valid
  Pelmatochromis buettikoferi (Steindachner, 1894) -- valid
  Pelmatochromis caudifasciatus Boulenger, 1913 -- invalid
  Pelmatochromis dimidiatus Pellegrin, 1900 -- invalid
  Pelmatochromis longirostris Boulenger, 1903 -- invalid
  Pelmatochromis nigrofasciatus (Pellegrin, 1900) -- valid
  Pelmatochromis ocellifer Boulenger, 1899 -- valid
  Pelmatochromis pulcher Boulenger, 1901 -- invalid
  Pelmatochromis taeniatus Boulenger, 1902 -- invalid
  Pelvicachromis Thys van den Audenaerde, 1968 -- valid -- kribs
  Pelvicachromis humilis (Boulenger, 1916) -- valid
  Pelvicachromis pulcher (Boulenger, 1901) -- valid -- purple cichlid, rainbow krib
  Pelvicachromis roloffi (Thys van den Audenaerde, 1968) -- valid
  Pelvicachromis rubrolabiatus Lamboj, 2004 -- valid
  Pelvicachromis signatus Lamboj, 2004 -- valid
  Pelvicachromis subocellatus (Günther, 1872) -- valid -- eye-spot cichlid, eye-spot cichlid
  Pelvicachromis taeniatus (Boulenger, 1901) -- valid -- striped dwarf cichlid, striped dwarf cichlid
  Pempheris Cuvier, 1829 -- valid
  Pempheris adspersa Griffin, 1927 -- valid -- bigeye, bigeye
  Pempheris adusta Bleeker, 1877 -- valid
  Pempheris affinis McCulloch, 1911 -- valid
  Pempheris analis Waite, 1910 -- valid
  Pempheris compressa (White, 1790) -- valid
  Pempheris compressus (White, 1790) -- invalid -- smallscaled bull's-eye, smallscaled bull's-eye
  Pempheris japonica Döderlein in Steindachner and Döderlein, 1883 -- valid
  Pempheris klunzingeri McCulloch, 1911 -- valid
  Pempheris mangula Cuvier, 1829 -- valid
  Pempheris molucca Cuvier, 1829 -- valid -- molucca catalufa, molucca sweeper, molucca catalufa, molucca sweeper
  Pempheris muelleri Poey, 1860 -- invalid
  Pempheris mulleri Poey, 1860 -- invalid -- glassy pempherid, glassy pempherid
  Pempheris multiradiata Klunzinger, 1879 -- valid -- largescaled bulls-eye, largescaled bulls-eye
  Pempheris nyctereutes Jordan and Evermann, 1902 -- valid
  Pempheris ornata Mooi and Jubb, 1996 -- valid
  Pempheris otaitensis Cuvier in Cuvier and Valenciennes, 1831 -- valid
  Pempheris oualensis Cuvier in Cuvier and Valenciennes, 1831 -- valid -- blacktip sweeper, blacktip sweeper
  Pempheris poeyi Bean, 1885 -- valid -- shortfin sweeper, pemferis colinegro, shortfin sweeper
  Pempheris rapa Mooi, 1998 -- valid
  Pempheris schomburgkii Müller and Troschel in Schomburgk, 1848 -- valid -- glassy sweeper, pemferis bandeado, barrendero transparente
  Pempheris schwenki Bleeker, 1855 -- invalid -- swanky sweeper, swanky sweeper
  Pempheris schwenkii Bleeker, 1855 -- valid
  Pempheris vanicolensis Cuvier in Cuvier and Valenciennes, 1831 -- valid -- vanikolo sweeper, Vanikolo sweeper
  Pempheris xanthoptera Tominaga, 1963 -- valid
  Pempheris ypsilychnus Mooi and Jubb, 1996 -- valid
  Penetopteryx Lunel, 1881 -- valid
  Penetopteryx nanus (Rosén, 1911) -- valid -- finless pipefish, finless pipefish, lost pipefish, pez pipa gusano, worm pipefish
  Penetopteryx taeniocephalus Lunel, 1881 -- valid
  Pennahia Fowler, 1926 -- valid
  Pennahia anea (Bloch, 1793) -- valid
  Pennahia argentata (Houttuyn, 1782) -- valid
  Pennahia macrocephalus (Tang, 1937) -- valid
  Pennahia ovata Sasaki, 1996 -- valid
  Pennahia pawak (Lin, 1940) -- valid
  Pentaceropsis Steindachner in Steindachner and Döderlein, 1883 -- valid
  Pentaceropsis recurvirostris (Richardson, 1845) -- valid -- Richardson's boarfish
  Pentaceros Cuvier in Cuvier and Valenciennes, 1829 -- valid
  Pentaceros capensis Cuvier in Cuvier and Valenciennes, 1829 -- valid -- Cape armorhead
  Pentaceros decacanthus Günther, 1859 -- valid
  Pentaceros japonicus Steindachner, 1883 -- valid
  Pentaceros pectoralis (Hardy, 1983) -- invalid
  Pentaceros quinquespinis Parin and Kotlyar, 1988 -- valid
  Pentaceros richardsoni Smith, 1844 -- invalid -- pelagic armorhead
  Pentanemus Günther, 1860 -- valid
  Pentanemus quinquarius (Linnaeus, 1758) -- valid -- gerdi, gerdi, royal threadfin
  Pentapodus Quoy and Gaimard, 1824 -- valid
  Pentapodus aureofasciatus Russell, 2001 -- valid
  Pentapodus bifasciatus (Bleeker, 1848) -- valid -- white-shouldered whiptail
  Pentapodus caninus (Cuvier in Cuvier and Valenciennes, 1830) -- valid -- small-toothed whiptail
  Pentapodus emeryii (Richardson, 1843) -- valid -- double whiptail, purple threadfin-bream
  Pentapodus macrurus (Bleeker, 1850) -- invalid
  Pentapodus microdon (Bleeker, 1853) -- invalid
  Pentapodus nagasakiensis (Tanaka, 1915) -- valid -- big-eyed whiptail, Japanese butterfish, Japanese whiptail
  Pentapodus paradiseus (Günther, 1859) -- valid -- blue-banded whiptail, butterfly bream, China fish, long-tail perch, paradise whiptail, rainbow paradise fish
  Pentapodus porosus (Valenciennes in Cuvier and Valenciennes, 1830) -- valid -- false whiptail, northwest Australian whiptail
  Pentapodus setosus (Valenciennes in Cuvier and Valenciennes, 1830) -- valid -- bluebanded whiptail, butterfly whiptail
  Pentapodus trivittatus (Bloch, 1791) -- valid -- three-striped whiptail
  Pentapodus vitta Quoy and Gaimard, 1824 -- valid -- butterfish, striped whiptail
  Pentaprion Bleeker, 1850 -- valid
  Pentaprion longimanus (Cantor, 1849) -- valid -- longfinned silverbiddy, longfinned silverbiddy
  Pentheroscion Trewavas, 1962 -- valid
  Pentheroscion mbizi (Poll, 1950) -- valid
  Peprilus Cuvier, 1829 -- valid -- harvestfishes
  Peprilus burti Fowler, 1944 -- valid -- Gulf butterfish, palometa del Golfo
  Peprilus medius (Peters, 1869) -- valid -- palometa, Pacific harvestfish, palometa
  Peprilus ovatus Horn, 1970 -- valid -- Cortez butterfish, palometa de Cortés
  Peprilus paru (Linnaeus, 1758) -- valid -- harvestfish, northern harvestfish, palometa moneda, northern harvestfish, palometa pámpano
  Peprilus simillimus (Ayres, 1860) -- valid -- Pacific pompano, palometa plateada
  Peprilus snyderi Gilbert and Starks, 1904 -- valid -- palometa salema, salema butterfish
  Peprilus triacanthus (Peck, 1804) -- valid -- palometa estrecha, butterfish, stromatée à fossettes
  Perca Linnaeus, 1758 -- valid -- yellow perches
  Perca cernua Linnaeus, 1758 -- invalid
  Perca flavescens (Mitchill, 1814) -- valid -- yellow perch, perchaude
  Perca fluviatilis Linnaeus, 1758 -- valid -- river perch, Eurasian perch, European perch, river perch
  Perca marina Linnaeus, 1758 -- invalid
  Perca schrenkii Kessler, 1874 -- valid
  Percarina Nordmann, 1840 -- valid
  Percarina demidoffi Nordmann, 1840 -- invalid
  Percarina demidoffii Nordmann, 1840 -- valid -- percarina
  Perccottus Dybowski, 1877 -- valid
  Perccottus glenii Dybowski, 1877 -- valid
  Percichthys Girard, 1855 -- valid
  Percichthys altispinis Regan, 1905 -- valid
  Percichthys colhuapiensis MacDonagh, 1955 -- valid
  Percichthys melanops Girard, 1855 -- valid
  Percichthys trucha (Valenciennes in Cuvier and Valenciennes, 1833) -- valid -- creole perch, perca criolla, trucha criolla
  Percichthys vinciguerrae Perugia, 1891 -- valid
  Percilia Girard, 1855 -- valid
  Percilia gillissi Girard, 1855 -- valid
  Percilia irwini Eigenmann, 1928 -- valid
  Percina Haldeman, 1842 -- valid -- roughbelly darters
  Percina antesella Williams and Etnier, 1977 -- valid -- amber darter
  Percina aurantiaca (Cope, 1868) -- valid -- tangerine darter
  Percina aurolineata Suttkus and Ramsey, 1967 -- valid -- goldline darter
  Percina austroperca Thompson, 1995 -- valid -- Southern Logperch
  Percina brevicauda Suttkus and Bart in Suttkus, Thompson and Bart, 1994 -- valid -- coal darter
  Percina burtoni Fowler, 1945 -- valid -- blotchside logperch
  Percina caprodes (Rafinesque, 1818) -- valid -- logperch, fouille-roche zébré
  Percina carbonaria (Baird and Girard, 1853) -- valid -- Texas logperch
  Percina copelandi (Jordan, 1877) -- valid -- channel darter, fouille-roche gris
  Percina crassa (Jordan and Brayton, 1878) -- valid -- Piedmont darter
  Percina cymatotaenia (Gilbert and Meek in Gilbert, 1887) -- valid -- bluestripe darter
  Percina evides (Jordan and Copeland in Jordan, 1877) -- valid -- gilt darter
  Percina gymnocephala Beckham, 1980 -- valid -- Appalachia darter
  Percina jenkinsi Thompson, 1985 -- valid -- Conasauga logperch
  Percina kathae Thompson, 1997 -- valid -- Mobile logperch
  Percina lenticula Richards and Knapp, 1964 -- valid -- freckled darter
  Percina macrocephala (Cope, 1867) -- valid -- longhead darter
  Percina macrolepida Stevenson, 1971 -- valid -- bigscale logperch, perca escamona
  Percina maculata (Girard, 1859) -- valid -- blackside darter
  Percina nasuta (Bailey, 1941) -- valid -- longnose darter
  Percina nigrofasciata (Agassiz, 1854) -- valid -- blackbanded darter
  Percina notogramma (Raney and Hubbs, 1948) -- valid -- stripeback darter
  Percina oxyrhynchus (Hubbs and Raney, 1939) -- valid -- sharpnose darter
  Percina pantherina (Moore and Reeves, 1955) -- valid -- leopard darter
  Percina peltata (Stauffer in Cope, 1864) -- valid -- shield darter
  Percina phoxocephala (Nelson, 1876) -- valid -- slenderhead darter
  Percina rex (Jordan and Evermann in Jordan, 1889) -- valid -- Roanoke logperch
  Percina roanoka (Jordan and Jenkins in Jordan, 1889) -- valid -- Roanoke darter
  Percina sciera (Swain, 1883) -- valid -- dusky darter
  Percina shumardi (Girard, 1859) -- valid -- river darter
  Percina squamata (Gilbert and Swain in Gilbert, 1887) -- valid -- olive darter
  Percina suttkusi Thompson, 1997 -- valid -- Gulf logperch
  Percina tanasi Etnier, 1976 -- valid -- snail darter
  Percina uranidea (Jordan and Gilbert in Gilbert, 1887) -- valid -- stargazing darter
  Percina vigil (Hay, 1882) -- valid -- saddleback darter
  Percophis Quoy and Gaimard, 1825 -- valid
  Percophis brasiliensis Quoy and Gaimard, 1825 -- valid
  Pereulixia Smith, 1959 -- valid
  Pereulixia kosiensis (Regan, 1908) -- valid -- kosi rockskipper, Kosi rockskipper
  Periophthalmodon Bleeker, 1874 -- valid
  Periophthalmodon freycineti (Quoy and Gaimard, 1824) -- valid
  Periophthalmodon schlosseri (Pallas, 1770) -- valid
  Periophthalmodon septemradiatus (Hamilton, 1822) -- valid
  Periophthalmodon tredecemradiatus (Hamilton, 1822) -- valid
  Periophthalmus Bloch and Schneider, 1801 -- valid -- mudskippers
  Periophthalmus argentilineatus Valenciennes in Cuvier and Valenciennes, 1837 -- valid -- silverstripe mudskipper
  Periophthalmus barbarus (Linnaeus, 1766) -- valid -- mudskipper, mudskipper
  Periophthalmus cantonensis (Osbeck, 1765) -- valid
  Periophthalmus chrysospilos Bleeker, 1852 -- valid
  Periophthalmus gracilis Eggert, 1935 -- valid
  Periophthalmus kalolo Lesson, 1831 -- valid -- Kalolo mudskipper
  Periophthalmus magnuspinnatus Lee, Choi and Ryu, 1995 -- valid
  Periophthalmus malaccensis Eggert, 1935 -- valid
  Periophthalmus minutus Eggert, 1935 -- valid
  Periophthalmus modestus Cantor, 1842 -- valid
  Periophthalmus novaeguineaensis Eggert, 1935 -- valid
  Periophthalmus novemradiatus (Hamilton, 1822) -- valid
  Periophthalmus pearsei Eggert, 1935 -- valid
  Periophthalmus sobrinus Eggert, 1935 -- valid
  Periophthalmus spilotus Murdy and Takita, 1999 -- valid
  Periophthalmus variabilis Eggert, 1935 -- valid
  Periophthalmus walailakae Darumas and Tantichodok, 2002 -- valid
  Periophthalmus waltoni Koumans, 1941 -- valid
  Periophthalmus weberi Eggert, 1935 -- valid
  Perissodus Boulenger, 1898 -- valid
  Perissodus eccentricus Liem and Stewart, 1976 -- valid
  Perissodus microlepis Boulenger, 1898 -- valid
  Peronedys Steindachner, 1884 -- valid
  Peronedys anguillaris Steindachner, 1883 -- valid
  Petalichthys Regan, 1904 -- valid
  Petalichthys capensis Regan, 1904 -- valid
  Petenia Günther, 1862 -- valid
  Petenia kraussii Steindachner, 1878 -- invalid
  Petenia myersi Schultz, 1944 -- invalid
  Petenia spectabilis (Steindachner, 1875) -- invalid
  Petenia splendida Günther, 1862 -- valid -- giant cichlid, tenguayaca
  Petenia umbrifera (Meek and Hildebrand, 1913) -- invalid
  Peterscottia Nalbant, 1991 -- valid
  Peterscottia guyotensis (Yamamoto and Tameka in Okamura, Amaoka and Mitani, 1982) -- invalid
  Petersius Hilgendorf, 1894 -- valid
  Petersius conserialis Hilgendorf, 1894 -- valid
  Petilipinnis Casatti, 2002 -- valid
  Petilipinnis grunniens (Jardine and Schomburgk in Schomburgk, 1843) -- valid
  Petitella Géry and Boutière, 1964 -- valid
  Petitella georgiae Géry and Boutière, 1964 -- valid -- false red nose tetra, false rummy-nosed tetra, false red nose tetra, false rummy-nosed tetra
  Petraites Ogilby, 1885 -- invalid
  Petraites nasutus (Günther, 1861) -- invalid -- longnosed weedfish, longnosed weedfish
  Petraites roseus (Günther, 1861) -- invalid -- weedfish, weedfish
  Petrocephalus Marcusen, 1854 -- valid
  Petrocephalus ansorgii Boulenger, 1903 -- valid
  Petrocephalus balayi Sauvage, 1883 -- valid
  Petrocephalus bane (Lacepède, 1803) -- valid
  Petrocephalus binotatus Pellegrin, 1924 -- valid
  Petrocephalus bovei (Valenciennes in Cuvier and Valenciennes, 1847) -- valid
  Petrocephalus catostoma (Günther, 1866) -- valid
  Petrocephalus christyi Boulenger, 1920 -- valid
  Petrocephalus cunganus Boulenger, 1910 -- valid
  Petrocephalus gliroides (Vinciguerra, 1897) -- valid
  Petrocephalus grandoculis Boulenger, 1920 -- valid
  Petrocephalus guttatus Fowler, 1936 -- valid
  Petrocephalus hutereaui (Boulenger, 1913) -- valid
  Petrocephalus keatingii Boulenger, 1901 -- valid
  Petrocephalus levequei Bigorne and Paugy in Lévêque, Paugy and Teugels, 1990 -- valid
  Petrocephalus microphthalmus Pellegrin, 1908 -- valid
  Petrocephalus pallidomaculatus Bigorne and Paugy in Lévêque, Paugy and Teugels, 1990 -- valid
  Petrocephalus pellegrini Poll, 1941 -- valid
  Petrocephalus sauvagii (Boulenger, 1887) -- valid
  Petrocephalus schoutedeni Poll, 1954 -- valid
  Petrocephalus simus Sauvage, 1879 -- valid
  Petrocephalus soudanensis Bigorne and Paugy in Lévêque, Paugy and Teugels, 1990 -- valid
  Petrocephalus squalostoma (Boulenger, 1915) -- valid
  Petrocephalus tenuicauda (Steindachner, 1894) -- valid
  Petrocephalus wesselsi Kramer and Van der Bank, 2000 -- valid
  Petrochromis Boulenger, 1898 -- valid
  Petrochromis famula Matthes and Trewavas, 1960 -- valid
  Petrochromis fasciolatus Boulenger, 1914 -- valid
  Petrochromis macrognathus Yamaoka, 1983 -- valid
  Petrochromis orthognathus Matthes, 1959 -- valid
  Petrochromis polyodon Boulenger, 1898 -- valid
  Petrochromis trewavasae Poll, 1948 -- valid
  Petroscirtes Rüppell, 1830 -- valid
  Petroscirtes ancylodon Rüppell, 1835 -- valid
  Petroscirtes breviceps (Valenciennes in Cuvier and Valenciennes, 1836) -- valid -- blackbanded blenny
  Petroscirtes cyprinoides (Valenciennes in Cuvier and Valenciennes, 1836) -- invalid -- whitebanded blenny
  Petroscirtes fallax Smith-Vaniz, 1976 -- valid
  Petroscirtes lienardi Day, 1876 -- invalid -- Lienard's blenny
  Petroscirtes lupus (De Vis, 1885) -- valid
  Petroscirtes marginatus Smith-Vaniz, 1976 -- valid
  Petroscirtes mitratus Rüppell, 1830 -- valid -- highfinned blenny
  Petroscirtes obliquus Garman, 1903 -- invalid -- zebra blenny
  Petroscirtes springeri Smith-Vaniz, 1976 -- valid
  Petroscirtes striatus Day, 1888 -- invalid
  Petroscirtes thepassii Bleeker, 1853 -- valid
  Petroscirtes variabilis Cantor, 1849 -- valid -- sabretoothed blenny
  Petroscirtes xestus Jordan and Seale, 1906 -- valid
  Petroscrites Rüppell, 1830 -- invalid
  Petroscrites cyprinoides (Valenciennes in Cuvier and Valenciennes, 1836) -- invalid -- whitebanded blenny
  Petrotilapia Trewavas, 1935 -- valid
  Petrotilapia chrysos Stauffer and van Snik, 1996 -- valid
  Petrotilapia genalutea Marsh, 1983 -- valid
  Petrotilapia nigra Marsh, 1983 -- valid
  Petrotilapia tridentiger Trewavas, 1935 -- valid
  Petrus Smith, 1938 -- valid
  Petrus rupestris (Valenciennes in Cuvier and Valenciennes, 1830) -- valid
  Phaenomonas Myers and Wade, 1941 -- valid
  Phaenomonas cooperae Palmer, 1970 -- valid
  Phaenomonas longissima (Cadenat and Marchal, 1963) -- valid -- short-maned sand eel
  Phaenomonas pinnata Myers and Wade, 1941 -- valid -- elastic eel, tieso elástico
  Phaeoptyx Fraser and Robins, 1970 -- valid
  Phaeoptyx conklini (Silvester, 1915) -- valid -- freckled cardinalfish, cardenal pecoso
  Phaeoptyx pigmentaria (Poey, 1860) -- valid -- dusky cardinalfish, cardenal pigmentado, cardenal prieto
  Phaeoptyx xenus (Böhlke and Randall, 1968) -- valid -- sponge cardinalfish, cardenal violáeo, cardenal esponjero
  Phago Günther, 1865 -- valid
  Phago boulengeri Schilthuis, 1891 -- valid
  Phago intermedius Boulenger, 1899 -- valid
  Phago loricatus Günther, 1865 -- valid
  Phallichthys Hubbs, 1924 -- valid
  Phallichthys amates (Miller, 1907) -- valid
  Phallichthys amates amates (Miller, 1907) -- valid -- merry widow, merry widow
  Phallichthys amates pittieri (Meek, 1912) -- valid -- orange-dorsal livebearer, orange-dorsal livebearer
  Phallichthys fairweatheri Rosen and Bailey, 1959 -- valid -- picotee livebearer, topo
  Phallichthys quadripunctatus Bussing, 1979 -- valid
  Phallichthys tico Bussing, 1963 -- valid
  Phalloceros Eigenmann, 1907 -- valid
  Phalloceros caudimaculatus (Hensel, 1868) -- valid -- dusky millions fish, spotted livebearer
  Phalloceros caudimaculatus caudimaculatus (Hensel, 1868) -- invalid
  Phalloceros caudimaculatus reticulata Stoye, 1935 -- invalid
  Phalloptychus Eigenmann, 1907 -- valid
  Phalloptychus eigenmanni Henn, 1916 -- valid
  Phalloptychus iheringii (Boulenger, 1889) -- valid
  Phalloptychus januarius (Hensel, 1868) -- valid -- barred misquitofish, barred misquitofish
  Phallostethus Regan, 1913 -- valid
  Phallostethus dunckeri Regan, 1913 -- valid
  Phallostethus lehi Parenti, 1996 -- valid
  Phallotorynus Henn, 1916 -- valid
  Phallotorynus fasciolatus Henn, 1916 -- valid
  Phallotorynus jucundus Ihering, 1930 -- valid
  Phallotorynus victoriae Oliveros, 1983 -- valid
  Phanerodon Girard, 1854 -- valid
  Phanerodon atripes (Jordan and Gilbert, 1880) -- valid -- sharpnose seaperch, mojarra picuda
  Phanerodon furcatus Girard, 1854 -- valid -- white seaperch, mojarra lomo rayado
  Pharyngochromis Greenwood, 1979 -- valid
  Pharyngochromis acuticeps (Steindachner, 1866) -- valid
  Pharyngochromis darlingi (Boulenger, 1911) -- valid
  Phenablennius Springer and Smith-Vaniz, 1972 -- valid
  Phenablennius heyligeri (Bleeker, 1858-59) -- valid
  Phenacobrycon Eigenmann, 1922 -- valid
  Phenacobrycon henni (Eigenmann in Eigenmann, Henn and Wilson, 1914) -- valid
  Phenacogaster Eigenmann, 1907 -- valid
  Phenacogaster beni Eigenmann, 1911 -- valid
  Phenacogaster calverti (Fowler, 1941) -- valid
  Phenacogaster carteri (Norman, 1934) -- valid
  Phenacogaster franciscoensis Eigenmann, 1911 -- valid
  Phenacogaster jancupa Malabarba and de Lucena, 1995 -- valid
  Phenacogaster megalostictus Eigenmann, 1909 -- valid
  Phenacogaster microstictus Eigenmann, 1909 -- valid
  Phenacogaster pectinatus (Cope, 1870) -- valid
  Phenacogaster suborbitalis Ahl, 1936 -- valid
  Phenacogaster tegatus (Eigenmann, 1911) -- valid
  Phenacogrammus Eigenmann in Eigenmann and Ogle, 1907 -- valid
  Phenacogrammus altus (Boulenger, 1899) -- valid
  Phenacogrammus ansorgii (Boulenger, 1910) -- valid
  Phenacogrammus aurantiacus (Pellegrin, 1930) -- valid
  Phenacogrammus bleheri Géry, 1995 -- valid
  Phenacogrammus deheyni Poll, 1945 -- valid
  Phenacogrammus gabonensis (Poll, 1967) -- valid
  Phenacogrammus interruptus (Boulenger, 1899) -- valid -- Congo tetra
  Phenacogrammus major (Boulenger, 1903) -- valid
  Phenacogrammus polli Lambert, 1961 -- valid
  Phenacogrammus stigmatura (Fowler, 1936) -- valid
  Phenacogrammus taeniatus Géry, 1996 -- valid
  Phenacogrammus urotaenia (Boulenger, 1909) -- valid
  Phenacostethus Myers, 1928 -- valid
  Phenacostethus posthon Roberts, 1971 -- valid
  Phenacostethus smithi Myers, 1928 -- valid
  Phenacostethus trewavasae Parenti, 1986 -- valid
  Phenagoniates Eigenmann and Wilson in Eigenmann, Henn and Wilson, 1914 -- valid
  Phenagoniates macrolepis (Meek and Hildebrand, 1913) -- valid
  Pherallodichthys Shiogaki and Dotsu, 1983 -- valid
  Pherallodichthys meshimaensis Shiogaki and Dotsu, 1983 -- valid
  Pherallodiscus Briggs, 1955 -- valid
  Pherallodiscus funebris (Gilbert, 1890) -- valid -- chupapiedra discofrágil norteña, northern fraildisc clingfish
  Pherallodiscus varius Briggs, 1955 -- valid -- chupapiedra discofrágil sureña, southern fraildisc clingfish
  Pherallodus Briggs, 1955 -- valid
  Pherallodus indicus (Weber, 1913) -- valid
  Pherallodus smithi Briggs, 1955 -- valid
  Philypnodon Bleeker, 1874 -- valid -- bullies, bullies
  Philypnodon grandiceps (Krefft, 1864) -- valid
  Philypnodon nudiceps (Castelnau, 1872) -- valid
  Pholidapus Bean and Bean, 1897 -- valid
  Pholidapus dybowskii (Steindachner, 1880) -- valid
  Pholidichthys Bleeker, 1856 -- valid
  Pholidichthys anguis Springer and Larson, 1996 -- valid
  Pholidichthys leucotaenia Bleeker, 1856 -- valid
  Pholioides Nielsen, 1961 -- invalid
  Pholis Scopoli, 1777 -- valid
  Pholis clemensi Rosenblatt, 1964 -- valid -- longfin gunnel
  Pholis crassispina (Temminck and Schlegel, 1845) -- valid
  Pholis fangi (Wang and Wang, 1935) -- valid
  Pholis fasciata (Bloch and Schneider, 1801) -- valid -- banded gunnel
  Pholis gunnellus (Linnaeus, 1758) -- valid -- rock gunnel, sigouine de roche
  Pholis laeta (Cope, 1873) -- valid -- crescent gunnel
  Pholis nea Peden and Hughes, 1984 -- valid
  Pholis nebulosa (Temminck and Schlegel, 1845) -- valid
  Pholis ornata (Girard, 1854) -- valid -- saddleback gunnel
  Pholis picta (Kner, 1868) -- valid
  Pholis pictus (Kner, 1868) -- invalid
  Pholis schultzi Schultz, 1931 -- valid -- red gunnel
  Phoxocampus Dawson, 1977 -- valid
  Phoxocampus belcheri (Kaup, 1856) -- valid
  Phoxocampus diacanthus (Schultz, 1943) -- valid
  Phoxocampus tetrophthalmus (Bleeker, 1858) -- valid
  Phractolaemus Boulenger, 1901 -- valid
  Phractolaemus ansorgii Boulenger, 1901 -- valid -- African mudfish
  Phtheirichthys Gill, 1862 -- valid
  Phtheirichthys lineatus (Menzies, 1791) -- valid -- slender suckerfish, pez pega lineado, rémora delgada
  Phucocoetes Jenyns, 1842 -- valid
  Phucocoetes latitans Jenyns, 1842 -- valid
  Phycodurus Gill, 1896 -- valid
  Phycodurus eques (Günther, 1865) -- valid
  Phyllogobius Larson, 1986 -- valid
  Phyllogobius platycephalops (Smith, 1964) -- valid
  Phyllophichthus Gosline, 1951 -- valid
  Phyllophichthus xenodontus Gosline, 1951 -- valid -- flappy snake eel
  Phyllopteryx Swainson, 1839 -- valid
  Phyllopteryx taeniolatus (Lacepède, 1804) -- valid
  Phytichthys Hubbs in Jordan, 1923 -- valid
  Phytichthys chirus (Jordan and Gilbert, 1880) -- valid -- ribbon prickleback
  Piabarchus Myers, 1928 -- valid
  Piabarchus analis (Eigenmann in Eigenmann, Henn and Wilson, 1914) -- valid
  Piabarchus torrenticola Mahnert and Géry, 1988 -- valid
  Piabina Reinhardt, 1867 -- valid
  Piabina anhembi da Silva and Kaefer, 2003 -- valid
  Piabina argentea Reinhardt, 1867 -- valid
  Piabucina Valenciennes in Cuvier and Valenciennes, 1850 -- valid
  Piabucina astrigata Regan, 1903 -- valid
  Piabucina aureoguttata Fowler, 1911 -- valid
  Piabucina boruca Bussing, 1967 -- valid
  Piabucina elongata Boulenger, 1887 -- valid
  Piabucina erythrinoides Valenciennes in Cuvier and Valenciennes, 1850 -- valid
  Piabucina festae Boulenger, 1899 -- valid
  Piabucina panamensis Gill, 1877 -- valid
  Piabucina pleurotaenia Regan, 1903 -- valid
  Piabucina unitaeniata Günther, 1864 -- valid
  Piabucus Oken, 1817 -- valid
  Piabucus caudomaculatus Vari, 1977 -- valid
  Piabucus dentatus (Koelreuter, 1763) -- valid
  Piabucus melanostoma Holmberg, 1891 -- valid
  Piaractus Eigenmann, 1903 -- valid
  Piaractus brachypomus (Cuvier, 1817) -- valid -- pirapatinga
  Piaractus mesopotamicus (Holmberg, 1887) -- valid
  Pictilabrus Gill, 1891 -- valid
  Pictilabrus brauni Hutchins and Morrison, 1996 -- valid
  Pictilabrus laticlavius (Richardson, 1840) -- valid -- green parrotfish
  Pictilabrus viridis Russell, 1988 -- valid
  Piedrabuenia Gosztonyi, 1977 -- valid
  Piedrabuenia ringueleti Gosztonyi, 1977 -- valid
  Pikea aurora Jordan and Evermann, 1903 -- invalid
  Pikea cubensis Schultz, 1958 -- invalid
  Pikea maculata Doederlein, 1883 -- invalid
  Pikea mexicana Schultz, 1958 -- invalid
  Pimelepterus Lacepède, 1802 -- invalid
  Pimelepterus sydneyanus Günther, 1886 -- invalid
  Pinguipes Cuvier in Cuvier and Valenciennes, 1829 -- valid
  Pinguipes brasilianus Cuvier, 1829 -- valid
  Pinguipes chilensis Valenciennes in Cuvier and Valenciennes, 1833 -- valid
  Pinjalo Bleeker, 1873 -- valid
  Pinjalo lewisi Randall, Allen and Anderson, 1987 -- valid -- Red Pinjalo
  Pinjalo microphthalmus Lee, 1987 -- invalid
  Pinjalo pinjalo (Bleeker, 1850) -- valid -- Pinjalo, Pinjalo, Pinjalo
  Pisodonophis Kaup, 1856 -- valid
  Pisodonophis boro (Hamilton, 1822) -- valid
  Pisodonophis cancrivorus (Richardson, 1848) -- valid
  Pisodonophis copelandi Herre, 1953 -- valid
  Pisodonophis cruentifer Goode and Bean, 1896 -- invalid
  Pisodonophis daspilotus Gilbert in Jordan and Evermann, 1898 -- valid -- blunt-toothed snake eel, tieso dientes romos
  Pisodonophis hijala (Hamilton, 1822) -- valid
  Pisodonophis hoeveni (Bleeker, 1853) -- valid
  Pisodonophis hypselopterus (Bleeker, 1851) -- valid
  Pisodonophis semicinctus (Richardson, 1848) -- valid
  Pisodonophis zophistius Jordan and Snyder, 1901 -- valid
  Pituna Costa, 1989 -- valid
  Pituna compacta (Myers, 1927) -- valid
  Placidochromis Eccles and Trewavas, 1989 -- valid
  Placidochromis electra (Burgess, 1979) -- valid
  Placidochromis hennydaviesae (Burgess and Axelrod, 1973) -- valid
  Placidochromis johnstoni (Günther, 1894) -- valid
  Placidochromis longimanus (Trewavas, 1935) -- valid
  Placidochromis milomo Oliver in Eccles and Trewavas, 1989 -- valid
  Placidochromis stonemani (Burgess and Axelrod, 1973) -- valid
  Placidochromis subocularis (Günther, 1894) -- valid
  Plagiogeneion Forbes, 1890 -- valid
  Plagiogeneion fiolenti Parin, 1991 -- valid
  Plagiogeneion geminatum Parin, 1991 -- valid
  Plagiogeneion macrolepis McCulloch, 1914 -- valid
  Plagiogeneion rubiginosum (Hutton, 1875) -- valid
  Plagiogeneion unispina Parin, 1991 -- valid
  Plagiogenion Forbes, 1890 -- invalid
  Plagiogenion rubiginosus (Hutton, 1875) -- invalid -- salmon bonnetmouth, salmon bonnetmouth
  Plagiogrammus Bean, 1894 -- valid
  Plagiogrammus hopkinsii Bean, 1894 -- valid -- crisscross prickleback
  Plagioscion Gill, 1861 -- valid
  Plagioscion auratus (Castelnau, 1855) -- valid
  Plagioscion casattii Aguilera and Rodrigues de Aguilera, 2001 -- valid
  Plagioscion microps Steindachner, 1917 -- valid
  Plagioscion montei Soares and Casatti, 2000 -- valid
  Plagioscion pauciradiatus Steindachner, 1917 -- valid
  Plagioscion squamosissimus (Heckel, 1840) -- valid -- pescada
  Plagioscion surinamensis (Bleeker, 1873) -- valid
  Plagioscion ternetzi Boulenger, 1895 -- valid
  Plagiotremus Gill, 1865 -- valid
  Plagiotremus azaleus (Jordan and Bollman, 1890) -- valid -- sabretooth blenny, diente sable, sabertooth blenny
  Plagiotremus ewaensis (Brock, 1948) -- valid
  Plagiotremus goslinei (Strasburg, 1956) -- valid -- sabretooth blenny, sabretoothed blenny
  Plagiotremus iosodon Smith-Vaniz, 1976 -- valid
  Plagiotremus laudandus (Whitley, 1961) -- valid
  Plagiotremus phenax Smith-Vaniz, 1976 -- valid
  Plagiotremus rhinorhynchos (Bleeker, 1852) -- valid -- twostripe blenny, twostripe blenny
  Plagiotremus spilistius Gill, 1865 -- valid
  Plagiotremus tapeinosoma (Bleeker, 1857) -- valid -- calico blenny, piano blenny, piano blenny, calico blenny
  Plagiotremus townsendi (Regan, 1905) -- valid
  Planaltina Böhlke, 1954 -- valid
  Planaltina britskii Menezes, Weitzman and Burns, 2003 -- valid
  Planaltina glandipedis Menezes, Weitzman and Burns, 2003 -- valid
  Planaltina myersi Böhlke, 1954 -- valid
  Planctanthias longifilis Trunov, 1976 -- valid
  Plancterus Garman, 1895 -- invalid
  Plataplochilus Ahl, 1928 -- valid
  Plataplochilus cabindae (Boulenger, 1911) -- invalid -- Cabinda leuchtaugenfisch
  Plataplochilus chalcopyrus Lambert, 1963 -- valid -- flame lampeye
  Plataplochilus loemensis (Pellegrin, 1924) -- invalid -- Loeme lampeye
  Plataplochilus miltotaenia Lambert, 1963 -- invalid -- red-striped lampeye
  Plataplochilus mimus Lambert, 1967 -- valid -- mimic lampeye
  Plataplochilus ngaensis (Ahl, 1924) -- invalid -- Nga lampeye
  Plataplochilus pulcher Lambert, 1967 -- valid -- yellow lampeye
  Plataplochilus terveri (Huber, 1981) -- invalid -- Trever's lampeye
  Platuronides Roule and Bertin, 1924 -- invalid
  Platuronides ophiocephalus Parr, 1932 -- invalid
  Platybelone Fowler, 1919 -- valid
  Platybelone argalus (Lesueur, 1821) -- valid -- keeltail needlefish, agujón de quilla, agujón aquillado
  Platybelone argalus annobonensis Collette and Parin, 1970 -- valid
  Platybelone argalus argalus (Lesueur, 1821) -- valid
  Platybelone argalus lovii (Günther, 1866) -- valid
  Platybelone argalus platura (Rüppell, 1837) -- valid
  Platybelone argalus platyura (Bennett, 1832) -- valid
  Platybelone argalus pterura (Osburn and Nichols, 1916) -- valid
  Platybelone argalus trachura (Valenciennes in Cuvier and Valenciennes, 1846) -- valid
  Platyberyx Zugmayer, 1911 -- valid
  Platyberyx opalescens Zugmayer, 1911 -- valid
  Platygillellus Dawson, 1974 -- valid
  Platygillellus altivelis Dawson, 1974 -- valid
  Platygillellus brasiliensis Feitoza, 2002 -- valid
  Platygillellus bussingi Dawson, 1974 -- valid
  Platygillellus rubellulus (Kendall and Radcliffe, 1912) -- valid
  Platygillellus rubrocinctus (Longley, 1934) -- valid -- saddle stargazer, mirón barreado
  Platygillellus smithi Dawson, 1982 -- valid
  Platygobiopsis Springer and Randall, 1992 -- valid
  Platygobiopsis akihito Springer and Randall, 1992 -- valid
  Platygobius Bleeker, 1874 -- invalid
  Platypoecilus Günther, 1866 -- invalid
  Platypoecilus maculatus Günther, 1866 -- invalid
  Platypoecilus variatus Meek, 1904 -- invalid
  Platypoecilus xiphidium Gordon, 1932 -- invalid
  Platytaeniodus Boulenger, 1906 -- valid
  Platytaeniodus degeni Boulenger, 1906 -- valid
  Platyurosternarchus Mago-Leccia, 1994 -- valid
  Platyurosternarchus macrostomus (Günther, 1870) -- valid
  Plecodus Boulenger, 1898 -- valid
  Plecodus elaviae Poll, 1949 -- valid
  Plecodus multidentatus Poll, 1952 -- valid
  Plecodus paradoxus Boulenger, 1898 -- valid
  Plecodus straeleni Poll, 1948 -- valid
  Plectobranchus Gilbert, 1890 -- valid
  Plectobranchus evides Gilbert, 1890 -- valid -- bluebarred prickleback
  Plectranthias Bleeker, 1873 -- valid
  Plectranthias alleni Randall, 1980 -- valid
  Plectranthias altipinnatus Katayama and Masuda, 1980 -- valid
  Plectranthias anthioides (Günther, 1872) -- valid
  Plectranthias bauchotae Randall, 1980 -- valid
  Plectranthias bilaticlavia Paulin and Roberts, 1987 -- valid
  Plectranthias cirrhitoides Randall, 1980 -- valid
  Plectranthias exsul Heemstra and Anderson, 1983 -- valid
  Plectranthias fijiensis Raj and Seeto, 1983 -- valid
  Plectranthias foresti Fourmanoir, 1977 -- valid
  Plectranthias fourmanoiri Randall, 1980 -- valid
  Plectranthias gardineri (Regan, 1908) -- valid
  Plectranthias garrupellus Robins and Starck, 1961 -- valid -- apricot bass
  Plectranthias helenae Randall, 1980 -- valid
  Plectranthias inermis Randall, 1980 -- valid
  Plectranthias intermedius (Kotthaus, 1973) -- valid
  Plectranthias japonicus (Steindachner in Steindachner and Döderlein, 1883) -- valid
  Plectranthias jothyi Randall, 1996 -- valid
  Plectranthias kamii Randall, 1980 -- valid
  Plectranthias kelloggi (Jordan and Evermann, 1903) -- valid
  Plectranthias knappi Randall, 1996 -- valid
  Plectranthias lasti Randall and Hoese, 1995 -- valid
  Plectranthias longimanus (Weber, 1913) -- valid
  Plectranthias maculicauda (Regan, 1914) -- valid
  Plectranthias maugei Randall, 1980 -- valid
  Plectranthias megalepis (Günther, 1880) -- valid
  Plectranthias megalophthalmus Fourmanoir and Randall, 1979 -- valid
  Plectranthias morgansi (Smith, 1961) -- valid
  Plectranthias nanus Randall, 1980 -- valid
  Plectranthias pallidus Randall and Hoese, 1995 -- valid
  Plectranthias parini Anderson and Randall, 1991 -- valid
  Plectranthias pelicieri Randall and Shimizu, 1994 -- valid
  Plectranthias randalli Fourmanoir and Rivaton, 1980 -- valid
  Plectranthias retrofasciatus Fourmanoir and Randall, 1979 -- valid
  Plectranthias robertsi Randall and Hoese, 1995 -- valid
  Plectranthias rubrifasciatus Fourmanoir and Randall, 1979 -- valid
  Plectranthias sagamiensis (Katayama, 1964) -- valid
  Plectranthias sheni Chen and Shao, 2002 -- valid
  Plectranthias taylori Randall, 1980 -- valid
  Plectranthias vexillarius Randall, 1980 -- valid
  Plectranthias wheeleri Randall, 1980 -- valid
  Plectranthias whiteheadi Randall, 1980 -- valid
  Plectranthias winniensis (Tyler, 1966) -- valid
  Plectranthias yamakawai Yoshino, 1972 -- valid
  Plectroglyphidodon Fowler and Ball, 1924 -- valid
  Plectroglyphidodon dickii (Liénard, 1839) -- valid -- blackbar devil, narrowbar damsel
  Plectroglyphidodon flaviventris Allen and Randall, 1974 -- valid
  Plectroglyphidodon imparipennis (Vaillant and Sauvage, 1875) -- valid -- stop-start damsel, brighteye damselfish
  Plectroglyphidodon johnstonianus Fowler and Ball, 1924 -- valid
  Plectroglyphidodon lacrymatus (Quoy and Gaimard, 1825) -- valid -- jewel damsel, whitespeckled demoiselle, yellowtail, whitespotted devil
  Plectroglyphidodon leucozonus (Bleeker, 1859) -- valid -- coralfish, singlebar devil, whitebar damselfish
  Plectroglyphidodon phoenixensis (Schultz, 1943) -- valid -- Phoenix devil
  Plectroglyphidodon randalli Allen, 1991 -- valid
  Plectroglyphidodon sagmarius Randall and Earle, 1999 -- valid
  Plectroglyphidodon sindonis (Jordan and Evermann, 1903) -- valid
  Plectromus macrophthalmus Gilchrist, 1903 -- invalid
  Plectropomus Oken, 1817 -- valid
  Plectropomus areolatus (Rüppell, 1830) -- valid -- squaretail coralgrouper, squaretail coraltrout
  Plectropomus laevis (Lacepède, 1801) -- valid -- blacksaddled coralgrouper, blacksaddled coraltrout
  Plectropomus leopardus (Lacepède, 1802) -- valid -- leopard coralgrouper, bluedotted coraltrout
  Plectropomus maculatus (Bloch, 1790) -- valid -- spotted coralgrouper
  Plectropomus oligacanthus (Bleeker, 1854) -- valid -- highfin coralgrouper
  Plectropomus pessuliferus (Fowler, 1904) -- valid -- roving coralgrouper
  Plectropomus punctatus (Quoy and Gaimard, 1824) -- valid -- marbled coralgrouper, mottled coraltrout
  Plectrostethus Myers, 1935 -- invalid
  Plesienchelys Anderson, 1988 -- valid
  Plesienchelys stehmanni (Gosztonyi, 1977) -- valid
  Plesiolebias Costa, 1989 -- valid
  Plesiolebias aruana (Lazara, 1991) -- valid
  Plesiolebias glaucopterus (Costa and Lacerda, 1988) -- valid
  Plesiolebias lacerdai Costa, 1989 -- valid
  Plesiolebias xavantei (Costa, Lacerda and Tanizaki, 1988) -- valid
  Plesiops Oken, 1817 -- valid
  Plesiops auritus Mooi, 1995 -- valid
  Plesiops caeruleolineatus Rüppell, 1835 -- invalid
  Plesiops cephalotaenia Inger, 1955 -- valid
  Plesiops coeruleolineatus Rüppell, 1835 -- valid
  Plesiops corallicola Bleeker, 1853 -- valid
  Plesiops facicavus Mooi, 1995 -- valid
  Plesiops genaricus Mooi and Randall, 1991 -- valid
  Plesiops gracilis Mooi and Randall, 1991 -- valid
  Plesiops insularis Mooi and Randall, 1991 -- valid
  Plesiops malalaxus Mooi, 1995 -- valid
  Plesiops multisquamata Inger, 1955 -- valid
  Plesiops mystaxus Mooi, 1995 -- valid
  Plesiops nakaharae Tanaka, 1917 -- valid
  Plesiops nigricans (Rüppell, 1828) -- valid
  Plesiops oxycephalus Bleeker, 1855 -- valid
  Plesiops polydactylus Mooi, 1995 -- valid
  Plesiops thysanopterus Mooi, 1995 -- valid
  Plesiops verecundus Mooi, 1995 -- valid
  Pleuragramma Boulenger, 1902 -- valid
  Pleuragramma antarcticum Boulenger, 1902 -- valid
  Pleuroscopus Barnard, 1927 -- valid
  Pleuroscopus pseudodorsalis Barnard, 1927 -- valid -- spotted puff
  Pleurosicya Weber, 1913 -- valid
  Pleurosicya annandalei Hornell and Fowler, 1922 -- valid
  Pleurosicya australis Larson, 1990 -- valid
  Pleurosicya bilobata (Koumans, 1941) -- valid
  Pleurosicya boldinghi Weber, 1913 -- valid
  Pleurosicya carolinensis Larson, 1990 -- valid
  Pleurosicya coerulea Larson, 1990 -- valid
  Pleurosicya elongata Larson, 1990 -- valid
  Pleurosicya fringilla Larson, 1990 -- valid
  Pleurosicya labiata (Weber, 1913) -- valid
  Pleurosicya micheli Fourmanoir, 1971 -- valid
  Pleurosicya mossambica Smith, 1959 -- valid
  Pleurosicya muscarum (Jordan and Seale, 1906) -- valid
  Pleurosicya occidentalis Larson, 1990 -- valid
  Pleurosicya plicata Larson, 1990 -- valid
  Pleurosicya prognatha Goren, 1984 -- valid
  Pleurosicya sinaia Goren, 1984 -- valid
  Pleurosicya spongicola Larson, 1990 -- valid
  Pluto infernalis Hubbs, 1938 -- invalid -- cusk eel, cusk eel
  Pneumatophorus japonicus marplatensis López, 1955 -- invalid
  Poblana de Buen, 1945 -- valid
  Poblana alchichica de Buen, 1945 -- valid -- Alchichica silverside, charal de Alchichica
  Poblana ferdebueni Solórzano and López, 1965 -- valid -- charal de Almoloya, Chignahuapan silverside
  Poblana letholepis Alvarez, 1950 -- valid -- charal de La Preciosa, La Preciosa silverside
  Poblana squamata Alvarez, 1950 -- valid -- charal de Quechulac, Quechulac silverside
  Poecilia Bloch and Schneider, 1801 -- valid -- livebearers, mollies
  Poecilia amates Miller, 1907 -- invalid
  Poecilia boesemani Poeser, 2003 -- valid
  Poecilia branneri Eigenmann, 1894 -- invalid -- Branner's livebearer
  Poecilia butleri Jordan, 1889 -- valid -- Pacific molly, topote del Pacífico
  Poecilia catemaconis Miller, 1975 -- valid -- bicolor molly, topote de Catemaco
  Poecilia caucana (Steindachner, 1880) -- valid -- south american molly, South American molly
  Poecilia caudofasciata (Regan, 1913) -- valid
  Poecilia chica Miller, 1975 -- valid -- dwarf molly, topote del Purificación
  Poecilia dauli Meyer and Radda, 2000 -- valid
  Poecilia dominicensis (Evermann and Clark, 1906) -- valid -- domingo molly, domingo molly
  Poecilia elegans (Trewavas, 1948) -- valid
  Poecilia formosa (Girard, 1859) -- valid -- topote amazona, Amazon molly
  Poecilia gillii (Kner, 1863) -- valid
  Poecilia hispaniolana Rivas, 1978 -- valid
  Poecilia koperi Poeser, 2003 -- valid
  Poecilia kykesis Poeser, 2002 -- valid
  Poecilia latipinna (Lesueur, 1821) -- valid -- sailfin molly, topote velo negro
  Poecilia latipunctata Meek, 1904 -- valid -- Tamesi molly, topote del Tamesí
  Poecilia marcellinoi Poeser, 1995 -- valid
  Poecilia maylandi Meyer, 1983 -- valid -- Balsas molly, topote del Balsas
  Poecilia mechthildae Meyer, Etzel and Bork, 2002 -- valid
  Poecilia melanogaster Günther, 1866 -- invalid -- black-bellied limia, blue limia, black-bellied limia, blue limia
  Poecilia mexicana Steindachner, 1863 -- valid -- shortfin molly, topote del Atlántico
  Poecilia nicholsi (Myers, 1931) -- valid
  Poecilia nigrofasciata (Regan, 1913) -- invalid -- black-barred limia, humpback limia, black-barred limia, humpback limia
  Poecilia orri Fowler, 1943 -- valid -- mangrove molly, topote de manglar
  Poecilia parae Eigenmann, 1894 -- invalid -- poecilie du Paria
  Poecilia petenensis Günther, 1866 -- valid -- Peten molly, topote lacandón
  Poecilia reticulata Peters, 1859 -- valid -- gupi, guppy, millions fish, rainbowfish
  Poecilia sphenops Valenciennes in Cuvier and Valenciennes, 1846 -- valid -- black molly, liberty mollly, mollie, molly, pointed-mouth molly, Mexican molly, topote mexicano, liberty molly
  Poecilia spilauchena Duméril, 1861 -- invalid
  Poecilia sulphuraria (Alvarez, 1948) -- valid -- sulphur molly, topote de Teapa
  Poecilia teresae Greenfield, 1990 -- valid
  Poecilia vandepolli van Lidth de Jeude, 1887 -- valid
  Poecilia velifera (Regan, 1914) -- valid -- giant sailfin, mexican sailfin molly, Yucatan molly, topote aleta grande, giant sailfin, Mexican sailfin molly
  Poecilia vittata Guichenot, 1853 -- invalid -- Cuban limia
  Poecilia vivipara Bloch and Schneider, 1801 -- valid
  Poecilia wandae Poeser, 2003 -- valid
  Poeciliopsis Regan, 1913 -- valid -- desert topminnows
  Poeciliopsis baenschi Meyer, Radda, Riehl and Feichtinger, 1986 -- valid -- golden livebearer, guatopote dorado
  Poeciliopsis balsas Hubbs, 1926 -- valid -- Balsas livebearer, guatopote del Balsas
  Poeciliopsis catemaco Miller, 1975 -- valid -- Catemaco livebearer, guatopote blanco
  Poeciliopsis elongata (Günther, 1866) -- valid
  Poeciliopsis fasciatus (Meek, 1904) -- valid
  Poeciliopsis gracilis (Heckel, 1848) -- valid -- porthole livebearer, guatopote jarocho
  Poeciliopsis hnilickai Meyer and Vogel, 1981 -- valid -- guatopote de Ixtapa, upper Grijalva livebearer
  Poeciliopsis infans (Woolman, 1894) -- valid -- guatopote del Lerma, Lerma livebearer
  Poeciliopsis latidens (Garman, 1895) -- valid -- guatopote del Fuerte, lowland livebearer
  Poeciliopsis lucida Miller, 1960 -- valid -- clearfin livebearer, guatopote del Mocorito
  Poeciliopsis monacha Miller, 1960 -- valid -- guatopote del Mayo, headwater livebearer
  Poeciliopsis occidentalis (Baird and Girard, 1853) -- valid -- Gila topminnow, guatopote de Sonora
  Poeciliopsis paucimaculata Bussing, 1967 -- valid
  Poeciliopsis presidionis (Jordan and Culver in Jordan, 1895) -- valid -- guatopote de Sinaloa, Sinaloa livebearer
  Poeciliopsis prolifica Miller, 1960 -- valid -- blackstripe livebearer, guatopote culiche
  Poeciliopsis retropinna (Regan, 1908) -- valid
  Poeciliopsis scarlli Meyer, Riehl, Dawes and Dibble, 1985 -- valid -- guatopote michoacano, Michoacan livebearer
  Poeciliopsis turneri Miller, 1975 -- valid -- blackspotted livebearer, guatopote de La Huerta
  Poeciliopsis turrubarensis (Meek, 1912) -- valid -- barred livebearer, guatopote del Pacífico
  Poeciliopsis viriosa Miller, 1960 -- valid -- chubby livebearer, guatopote gordito
  Poecilobrycon auratus Eigenmann, 1909 -- invalid
  Poecilobrycon ocellatus Eigenmann, 1909 -- invalid
  Poecilocharax Eigenmann, 1909 -- valid
  Poecilocharax bovalii Eigenmann, 1909 -- valid
  Poecilocharax weitzmani Géry, 1965 -- valid
  Poeciloconger fasciatus Günther, 1872 -- valid
  Poeciloconger kapala Castle, 1990 -- valid
  Pogoneleotris Bleeker, 1875 -- valid
  Pogoneleotris heterolepis (Günther, 1869) -- valid
  Pogonias Lacepède, 1801 -- valid -- black drums
  Pogonias cromis (Linnaeus, 1766) -- valid -- black drum, corvina negra, tambor negro
  Pogonoculius Fowler, 1938 -- invalid
  Pogonoculius zebra Fowler, 1938 -- invalid
  Pogonolycus Norman, 1937 -- valid
  Pogonolycus elegans Norman, 1937 -- valid
  Pogonolycus marinae (Lloris, 1988) -- valid
  Pogonoperca Günther, 1859 -- valid
  Pogonoperca ocellata Günther, 1859 -- valid
  Pogonoperca punctata (Valenciennes in Cuvier and Valenciennes, 1830) -- valid
  Pogonophryne Regan, 1914 -- valid
  Pogonophryne albipinna Eakin, 1981 -- valid
  Pogonophryne barsukovi Andriashev, 1967 -- valid
  Pogonophryne cerebropogon Eakin and Eastman, 1998 -- valid
  Pogonophryne dewitti Eakin, 1988 -- valid
  Pogonophryne dolichobranchiata Andriashev, 1967 -- invalid
  Pogonophryne eakini Balushkin, 1999 -- valid
  Pogonophryne fusca Balushkin and Eakin, 1998 -- valid
  Pogonophryne immaculata Eakin, 1981 -- valid
  Pogonophryne lanceobarbata Eakin, 1987 -- valid
  Pogonophryne macropogon Eakin, 1981 -- valid
  Pogonophryne marmorata Norman, 1938 -- valid
  Pogonophryne mentella Andriashev, 1967 -- valid
  Pogonophryne orangiensis Eakin and Balushkin, 1998 -- valid
  Pogonophryne permitini Andriashev, 1967 -- valid
  Pogonophryne phyllopogon Andriashev, 1967 -- invalid
  Pogonophryne platypogon Eakin, 1988 -- valid
  Pogonophryne scotti Regan, 1914 -- valid
  Pogonophryne squamibarbata Eakin and Balushkin, 2000 -- valid
  Pogonophryne ventrimaculata Eakin, 1987 -- valid
  Polistonemus Gill, 1861 -- invalid
  Pollimyrus Taverne, 1971 -- valid
  Pollimyrus adspersus (Günther, 1866) -- valid
  Pollimyrus brevis (Boulenger, 1913) -- valid
  Pollimyrus castelnaui (Boulenger, 1911) -- valid -- dwarf stonebasher
  Pollimyrus isidori (Valenciennes in Cuvier and Valenciennes, 1847) -- valid
  Pollimyrus maculipinnis (Nichols and La Monte, 1934) -- valid
  Pollimyrus marchei (Sauvage, 1879) -- valid
  Pollimyrus marianne Kramer, van der Bank, Flint, Sauer-Gürth and Wink, 2003 -- valid
  Pollimyrus nigricans (Boulenger, 1906) -- valid
  Pollimyrus nigripinnis (Boulenger, 1899) -- valid
  Pollimyrus pedunculatus (David and Poll, 1937) -- valid
  Pollimyrus petherici (Boulenger, 1898) -- valid
  Pollimyrus petricolus (Daget, 1954) -- valid
  Pollimyrus plagiostoma (Boulenger, 1898) -- valid
  Pollimyrus pulverulentus (Boulenger, 1899) -- valid
  Pollimyrus schreyeni Poll, 1972 -- valid
  Pollimyrus stappersii (Boulenger, 1915) -- valid
  Pollimyrus tumifrons (Boulenger, 1902) -- valid
  Polyacanthonotus Bleeker, 1874 -- valid
  Polyacanthonotus africanus (Gilchrist and von Bonde, 1924) -- invalid
  Polyacanthonotus altus (Gill and Townsend, 1897) -- invalid
  Polyacanthonotus challengeri (Vaillant, 1888) -- valid
  Polyacanthonotus merretti Sulak, Crabtree and Hureau, 1984 -- valid
  Polyacanthonotus rissoanus (De Filippi and Verany, 1857) -- valid -- smallmouth spiny eel
  Polyacanthus cupanus Cuvier in Cuvier and Valenciennes, 1831 -- invalid
  Polyacanthus cupanus dayi Köhler, 1908 -- invalid
  Polyacanthus fasciatus (Bloch and Schneider, 1801) -- invalid
  Polyacanthus hasselti Cuvier in Cuvier and Valenciennes, 1831 -- invalid
  Polyacanthus signatus Günther, 1861 -- invalid
  Polyacanthus sota (Hamilton, 1822) -- invalid
  Polyamblyodon Norman, 1935 -- valid
  Polyamblyodon germanum (Barnard, 1934) -- valid
  Polyamblyodon gibbosum (Pellegrin, 1914) -- valid
  Polycentropsis Boulenger, 1901 -- valid
  Polycentropsis abbreviata Boulenger, 1901 -- valid -- african leaffish, African leaffish
  Polycentrus Müller and Troschel, 1849 -- valid
  Polycentrus schomburgki Müller and Troschel, 1849 -- invalid -- guiana leaffish, schomburgk's leaffish, Schomburgk's leaffish
  Polycentrus schomburgkii Müller and Troschel, 1849 -- valid -- Schomburgk's leaffish
  Polycentrus tricolor Gill, 1858 -- invalid
  Polyclemus Berg, 1895 -- invalid
  Polyclemus brasiliensis (Steindachner, 1875) -- invalid
  Polydactylus Lacepède, 1803 -- valid -- barbudos, barbus
  Polydactylus approximans (Lay and Bennett, 1839) -- valid -- blue bobo, barbudo seis barbas
  Polydactylus bifurcus Motomura, Kimura and Iwatsuki, 2001 -- valid
  Polydactylus heptadactylus (Cuvier in Cuvier and Valenciennes, 1829) -- invalid -- seventhread tasselfish, seventhread tasselfish
  Polydactylus indicus (Shaw, 1804) -- invalid -- indian tasselfish, Indian tasselfish
  Polydactylus longipes Motomura, Okamoto and Iwatsuki, 2001 -- valid
  Polydactylus macrochir (Günther, 1867) -- valid
  Polydactylus macrophthalmus (Bleeker, 1858) -- valid
  Polydactylus malagasyensis Motomura and Iwatsuki, 2001 -- valid
  Polydactylus microstoma (Bleeker, 1851) -- invalid -- blackspotted threadfin, blackspotted threadfin
  Polydactylus microstomus (Bleeker, 1851) -- valid
  Polydactylus mullani (Hora, 1926) -- valid
  Polydactylus multiradiatus (Günther, 1860) -- valid -- flat salmon, Australian threadfin, flat salmon
  Polydactylus nigripinnis Munro, 1964 -- valid
  Polydactylus octonemus (Girard, 1858) -- valid -- Atlantic threadfin, barbudo ocho barbas
  Polydactylus oligodon (Günther, 1860) -- valid -- littlescale threadfin, barbudo siete barbas
  Polydactylus opercularis (Gill, 1863) -- valid -- yellow bobo, barbudo nueve barbas
  Polydactylus paradiseus (Linnaeus, 1758) -- invalid -- paradise threadfin, paradise threadfin
  Polydactylus persicus Motomura and Iwatsuki, 2001 -- valid
  Polydactylus plebeius (Broussonet, 1782) -- valid -- striped threadfin, striped threadfin
  Polydactylus quadrifilis (Cuvier in Cuvier and Valenciennes, 1829) -- valid
  Polydactylus sexfilis (Valenciennes in Cuvier and Valenciennes, 1831) -- valid
  Polydactylus sextarius (Bloch and Schneider, 1801) -- valid -- sixfinger threadfish, sixfinger threadfish
  Polydactylus sheridani (Macleay, 1884) -- invalid -- sheridan's threadfin, Sheridan's threadfin
  Polydactylus siamensis Motomura, Iwatsuki and Yoshino, 2001 -- valid
  Polydactylus specularis (De Vis, 1883) -- invalid -- lesser tasselfish, lesser tasselfish
  Polydactylus virginicus (Linnaeus, 1758) -- valid -- barbu, barbudo, barbudo barbú
  Polylepion Gomon, 1977 -- valid
  Polylepion cruentum Gomon, 1977 -- valid -- bleeding wrasse, vieja sangradora
  Polylepion russelli (Gomon and Randall, 1975) -- valid
  Polymixia Lowe, 1838 -- valid -- barbudo
  Polymixia berndti Gilbert, 1905 -- valid -- Pacific beardfish
  Polymixia busakhini Kotlyar, 1992 -- valid
  Polymixia fusca Kotthaus, 1970 -- valid
  Polymixia japonica Günther, 1877 -- valid -- Japanese beardfish, silver eyes
  Polymixia kawadae Okamura and Ema in Okamura et al., 1985 -- invalid
  Polymixia longispina Deng, Xiong and Zhan, 1983 -- valid
  Polymixia lowei Günther, 1859 -- valid -- beardfish, cola de maguey, barbudo, barbudo de lo alto
  Polymixia nobilis Lowe, 1838 -- valid -- stout beardfish, Atlantic beardfish, barbudo, salmon de alto, stout beardfish
  Polymixia nobilis virginica Nichols and Firth, 1936 -- invalid
  Polymixia salagomeziensis Kotlyar, 1991 -- valid
  Polymixia sazonovi Kotlyar, 1992 -- valid
  Polymixia yuri Kotlyar, 1982 -- valid
  Polynemus Linnaeus, 1758 -- valid -- threadfins, barbudos, barbudos, threadfins
  Polynemus approximans Lay and Bennett, 1839 -- invalid
  Polynemus aquilonaris Motomura, 2003 -- valid
  Polynemus dubius Bleeker, 1854 -- valid
  Polynemus hornadayi Myers, 1936 -- valid
  Polynemus kapuasensis Motomura and van Oijen, 2003 -- valid
  Polynemus melanochir Valenciennes in Cuvier and Valenciennes, 1831 -- valid
  Polynemus multifilis Temminck and Schlegel, 1843 -- valid
  Polynemus octonemus Girard, 1858 -- invalid
  Polynemus oligodon Günther, 1860 -- invalid
  Polynemus paradiseus Linnaeus, 1758 -- valid -- paradise threadfin
  Polynemus plebejus Broussonet, 1782 -- invalid
  Polynemus sealei (Jordan and Richardson, 1910) -- invalid -- kugao, kugao
  Polynemus sexfilis Valenciennes in Cuvier and Valenciennes, 1831 -- invalid
  Polynemus virginicus Linnaeus, 1758 -- invalid
  Polynemus xanthonemus Valenciennes in Cuvier and Valenciennes, 1831 -- invalid -- silver sixthread tasselfish, silver sixthread tasselfish
  Polyprion Oken, 1817 -- valid
  Polyprion americanus (Bloch and Schneider, 1801) -- valid -- wreckfish
  Polyprion moeone Phillipps, 1927 -- invalid
  Polyprion oxygeneios (Schneider and Forster in Bloch and Schneider, 1801) -- valid -- hapuka
  Polyprion prognathus (Forster in Bloch and Schneider, 1801) -- invalid
  Polyprion yanezi de Buen, 1959 -- valid
  Polyspondylogobius Kimura and Wu, 1994 -- valid
  Polyspondylogobius sinensis Kimura and Wu, 1994 -- valid
  Polysteganus Klunzinger, 1870 -- valid
  Polysteganus baissaci Smith, 1978 -- valid
  Polysteganus coeruleopunctatus (Klunzinger, 1870) -- valid
  Polysteganus praeorbitalis (Günther, 1859) -- valid
  Polysteganus undulosus (Regan, 1908) -- valid
  Pomacanthus Lacepède, 1802 -- valid -- black angelfishes
  Pomacanthus arcuatus (Linnaeus, 1758) -- valid -- gray angelfish, chivirica gris, gallineta café
  Pomacanthus asfur (Forsskål, 1775) -- valid
  Pomacanthus maculatus (Forsskål, 1775) -- invalid
  Pomacanthus maculosus (Forsskål, 1775) -- valid
  Pomacanthus navarchus (Cuvier in Cuvier and Valenciennes, 1831) -- valid -- bluegirdled angelfish
  Pomacanthus paru (Bloch, 1787) -- valid -- chivirica francesa, French angelfish, gallineta negra
  Pomacanthus rathbuni Miranda-Ribeiro, 1915 -- valid
  Pomacentrus Lacepède, 1802 -- valid
  Pomacentrus adelus Allen, 1991 -- valid
  Pomacentrus agassizii Bliss, 1883 -- valid
  Pomacentrus albicaudatus Baschieri-Salvadori, 1955 -- valid
  Pomacentrus albimaculus Allen, 1975 -- valid
  Pomacentrus alexanderae Evermann and Seale, 1907 -- valid
  Pomacentrus alleni Burgess, 1981 -- valid
  Pomacentrus amboinensis Bleeker, 1868 -- valid -- pallid damselfish
  Pomacentrus aquilus Allen and Randall, 1980 -- valid
  Pomacentrus arabicus Allen, 1991 -- valid
  Pomacentrus armillatus Allen, 1993 -- valid
  Pomacentrus atriaxillaris Allen, 2002 -- valid
  Pomacentrus aurifrons Allen, 2004 -- valid
  Pomacentrus auriventris Allen, 1991 -- valid
  Pomacentrus australis Allen and Robertson, 1974 -- valid
  Pomacentrus azuremaculatus Allen, 1991 -- valid
  Pomacentrus baenschi Allen, 1991 -- valid
  Pomacentrus bankanensis Bleeker, 1853 -- valid -- speckeled damselfish
  Pomacentrus bintanensis Allen, 1999 -- valid
  Pomacentrus brachialis Cuvier in Cuvier and Valenciennes, 1830 -- valid
  Pomacentrus burroughi Fowler, 1918 -- valid
  Pomacentrus caeruleopunctatus Allen, 2002 -- valid
  Pomacentrus caeruleus Quoy and Gaimard, 1825 -- valid
  Pomacentrus callainus Randall, 2002 -- valid
  Pomacentrus chrysurus Cuvier in Cuvier and Valenciennes, 1830 -- valid
  Pomacentrus coelestis Jordan and Starks, 1901 -- valid -- blue damselfish, neon damselfish
  Pomacentrus colini Allen, 1991 -- valid
  Pomacentrus cuneatus Allen, 1991 -- valid
  Pomacentrus emarginatus Cuvier, 1829 -- valid
  Pomacentrus geminospilus Allen, 1993 -- valid
  Pomacentrus grammorhynchus Fowler, 1918 -- valid
  Pomacentrus imitator (Whitley, 1964) -- valid
  Pomacentrus indicus Allen, 1991 -- valid
  Pomacentrus javanicus Allen, 1991 -- valid
  Pomacentrus komodoensis Allen, 1999 -- valid
  Pomacentrus lepidogenys Fowler and Bean, 1928 -- valid
  Pomacentrus leptus Allen and Randall, 1980 -- valid
  Pomacentrus limosus Allen, 1992 -- valid
  Pomacentrus littoralis Cuvier in Cuvier and Valenciennes, 1830 -- valid -- Pacific dusky damselfish
  Pomacentrus melanochir Bleeker, 1877 -- valid
  Pomacentrus mellis (Emery and Burgess, 1974) -- invalid
  Pomacentrus milleri Taylor, 1964 -- valid
  Pomacentrus moluccensis Bleeker, 1853 -- valid
  Pomacentrus nagasakiensis Tanaka, 1917 -- valid
  Pomacentrus nigromanus Weber, 1913 -- valid
  Pomacentrus nigromarginatus Allen, 1973 -- valid
  Pomacentrus niomatus Jordan and Seale, 1906 -- valid
  Pomacentrus opisthostigma Fowler, 1918 -- valid
  Pomacentrus pavo (Bloch, 1787) -- valid -- peacock damselfish
  Pomacentrus philippinus Evermann and Seale, 1907 -- valid
  Pomacentrus pikei Bliss, 1883 -- valid
  Pomacentrus polyspinus Allen, 1991 -- valid
  Pomacentrus proteus Allen, 1991 -- valid
  Pomacentrus reidi Fowler and Bean, 1928 -- valid
  Pomacentrus rodriguesensis Allen and Wright, 2003 -- valid
  Pomacentrus saksonoi Allen, 1995 -- valid
  Pomacentrus similis Allen, 1991 -- valid
  Pomacentrus simsiang Bleeker, 1856 -- valid
  Pomacentrus smithi Fowler and Bean, 1928 -- valid
  Pomacentrus spilotoceps Randall, 2002 -- valid
  Pomacentrus stigma Fowler and Bean, 1928 -- valid
  Pomacentrus sulfureus Klunzinger, 1871 -- valid -- sulphur damsel
  Pomacentrus taeniometopon Bleeker, 1852 -- valid
  Pomacentrus traceyi Woods and Schultz in Schultz, Chapman, Lachner and Wood, 1960 -- invalid
  Pomacentrus trichourus Günther in Playfair and Günther, 1867 -- valid
  Pomacentrus trilineatus Cuvier in Cuvier and Valenciennes, 1830 -- valid
  Pomacentrus tripunctatus Cuvier in Cuvier and Valenciennes, 1830 -- valid -- threespot demoiselle
  Pomacentrus vaiuli Jordan and Seale, 1906 -- valid -- ocellate damselfish, princess damsel
  Pomacentrus wardi Whitley, 1927 -- valid
  Pomacentrus xanthosternus Allen, 1991 -- valid
  Pomachromis Allen and Randall, 1974 -- valid
  Pomachromis exilis (Allen and Emery, 1973) -- valid
  Pomachromis guamensis Allen and Larson, 1975 -- valid
  Pomachromis richardsoni (Snyder, 1909) -- valid
  Pomatomus Lacepède, 1802 -- valid -- bluefishes
  Pomatomus saltatrix (Linnaeus, 1766) -- valid -- bluefish, anjova
  Pomatoschistus Gill, 1863 -- valid
  Pomatoschistus bathi Miller, 1982 -- valid
  Pomatoschistus canestrinii (Ninni, 1883) -- valid
  Pomatoschistus knerii (Steindachner, 1861) -- valid -- kner's goby, kner's goby
  Pomatoschistus lozanoi (de Buen, 1923) -- valid
  Pomatoschistus marmoratus (Risso, 1810) -- valid -- marbled goby, marbled goby
  Pomatoschistus microps (Krøyer, 1838) -- valid -- common goby, common goby
  Pomatoschistus minutus (Pallas, 1770) -- valid -- freckled goby, sand goby, freckled goby, sand goby
  Pomatoschistus norvegicus (Collett, 1902) -- valid
  Pomatoschistus pictus (Malm, 1865) -- valid -- painted goby, painted goby
  Pomatoschistus quagga (Heckel, 1837) -- valid -- quagga goby, quagga goby
  Pomatoschistus tortonesei Miller, 1969 -- valid -- tortonese's goby, tortonese's goby
  Ponticola Iljin, 1927 -- invalid
  Popondetta Allen, 1980 -- invalid
  Popondichthys Allen, 1987 -- valid
  Popondichthys furcatus (Nichols, 1955) -- valid
  Poptella Eigenmann, 1908 -- valid
  Poptella brevispina Reis, 1989 -- valid
  Poptella compressa (Günther, 1864) -- valid
  Poptella longipinnis (Popta, 1901) -- valid
  Poptella paraguayensis (Eigenmann in Eigenmann, McAtee and Ward, 1907) -- valid
  Porcostoma Smith, 1938 -- valid
  Porcostoma dentata (Gilchrist and Thompson, 1908) -- valid
  Poroclinus Bean, 1890 -- valid
  Poroclinus rothrocki Bean, 1890 -- valid -- whitebarred prickleback
  Porogobius Bleeker, 1874 -- valid
  Porogobius schlegelii (Günther, 1861) -- valid
  Poromitra Goode and Bean, 1883 -- valid
  Poromitra capito Goode and Bean, 1883 -- valid
  Poromitra crassa Parin and Ebeling, 1980 -- valid
  Poromitra crassiceps (Günther, 1878) -- valid -- crested bigscale, crested bigscale
  Poromitra gibbsi Parin and Borodulina, 1989 -- valid
  Poromitra megalops (Lütken, 1878) -- valid
  Poromitra oscitans Ebeling, 1975 -- valid
  Poromitra unicornis (Gilbert, 1905) -- valid
  Poropanchax Clausen, 1967 -- valid
  Poropanchax brichardi (Poll, 1971) -- valid
  Poropanchax hannerzi (Scheel, 1968) -- valid
  Poropanchax macrophthalmus (Meinken, 1932) -- valid
  Poropanchax myersi (Poll, 1952) -- valid
  Poropanchax normani (Ahl, 1928) -- valid
  Poropanchax rancureli (Daget, 1965) -- valid
  Poropanchax scheeli (Roman, 1970) -- valid
  Porotergus Ellis in Eigenmann, 1912 -- valid
  Porotergus gimbeli Ellis in Eigenmann, 1912 -- valid
  Porotergus gymnotus Ellis in Eigenmann, 1912 -- valid
  Posidonichthys Briggs, 1993 -- valid
  Posidonichthys hutchinsi Briggs, 1993 -- valid
  Potamorhina Cope, 1878 -- valid
  Potamorhina altamazonica (Cope, 1878) -- valid
  Potamorhina laticeps (Valenciennes in Cuvier and Valenciennes, 1850) -- valid
  Potamorhina latior (Spix and Agassiz, 1829) -- valid
  Potamorhina pristigaster (Steindachner, 1876) -- valid
  Potamorhina squamoralevis (Braga and Azpelicueta, 1983) -- valid
  Potamorrhaphis Günther, 1866 -- valid
  Potamorrhaphis eigenmanni Miranda Ribeiro, 1915 -- valid
  Potamorrhaphis guianensis (Jardine in Schomburgk, 1843) -- valid
  Potamorrhaphis petersi Collette, 1974 -- valid
  Powellichthys Smith, 1966 -- valid
  Powellichthys ventriosus Smith, 1966 -- valid
  Praealticus Schultz and Chapman in Schultz et al., 1960 -- valid
  Praealticus amboinensis litteratus Schultz and Chapman in Schultz et al., 1960 -- invalid
  Praealticus bilineatus (Peters, 1868) -- valid
  Praealticus caesius (Seale, 1906) -- valid
  Praealticus dayi (Whitley, 1929) -- valid
  Praealticus labrovittatus Bath, 1992 -- valid
  Praealticus margaritarius (Snyder, 1908) -- valid
  Praealticus margaritatus (Kendall and Radcliffe, 1912) -- valid
  Praealticus multistriatus Bath, 1992 -- valid
  Praealticus natalis (Regan, 1909) -- valid
  Praealticus oortii (Bleeker, 1851) -- valid
  Praealticus poptae (Fowler, 1925) -- valid
  Praealticus semicrenatus (Chapman in Weber and de Beaufort, 1951) -- valid
  Praealticus striatus Bath, 1992 -- valid
  Praealticus tanegasimae (Jordan and Starks, 1906) -- valid -- whitefinned blenny
  Praealticus triangulus (Chapman in Weber and de Beaufort, 1951) -- valid
  Pranesus Whitley, 1930 -- invalid
  Pranesus endrachtensis (Quoy and Gaimard, 1825) -- invalid -- grey hardyhead
  Pranesus insularum whitei Schultz in Schultz et al., 1953 -- invalid
  Pranesus ogilbyi Whitley, 1930 -- invalid -- common hardyhead
  Pranesus pinguis (Lacépède, 1803) -- invalid -- hardyhead silverside
  Premnas Cuvier, 1816 -- valid
  Premnas biaculeatus (Bloch, 1790) -- valid -- spinedcheeked anemonefish, maroon clownfish, spinedcheek anemonefish
  Priacanthus Oken, 1817 -- valid -- bigeyes
  Priacanthus alalaua Jordan and Evermann, 1903 -- valid -- catalufa alalahua, Hawaiian bigeye
  Priacanthus arenatus Cuvier in Cuvier and Valenciennes, 1829 -- valid -- bigeye, catalufa toro, catalufa ojón
  Priacanthus bleekeri Castelnau, 1873 -- valid
  Priacanthus blochii Bleeker, 1853 -- valid
  Priacanthus boops (Forster in Bloch and Schneider, 1801) -- invalid
  Priacanthus cruentatus (Lacepède, 1801) -- invalid -- bulleye, glasseye snapper
  Priacanthus fitchi Starnes, 1988 -- valid
  Priacanthus hamrur (Forsskål, 1775) -- valid -- duskyfin bulleye, scad, duskyfin bulleye, scad
  Priacanthus macracanthus Cuvier in Cuvier and Valenciennes, 1829 -- valid -- red bullseye, red bullseye
  Priacanthus meeki Jenkins, 1903 -- valid
  Priacanthus nasca Starnes, 1988 -- valid
  Priacanthus prolixus Starnes, 1988 -- valid
  Priacanthus sagittarius Starnes, 1988 -- valid
  Priacanthus tayenus Richardson, 1846 -- valid -- spottedfinned bulleye, spottedfinned bulleye
  Priacanthus zaiserae Starnes and Moyer in Starnes, 1988 -- valid
  Priapella Regan, 1913 -- valid
  Priapella bonita (Meek, 1904) -- valid -- graceful priapella, guayacón bonito
  Priapella compressa Alvarez, 1948 -- valid -- guayacón de Palenque, Palenque priapella
  Priapella intermedia Alvarez and Carranza, 1952 -- valid -- guayacón de Chimalapa, isthmian priapella
  Priapella olmecae Meyer and Espinosa Pérez, 1990 -- valid -- guayacón olmeca, Olmec priapella
  Priapichthys Regan, 1913 -- valid
  Priapichthys annectens (Regan, 1907) -- valid
  Priapichthys caliensis (Eigenmann and Henn in Henn, 1916) -- valid
  Priapichthys chocoensis (Henn, 1916) -- valid
  Priapichthys darienensis (Meek and Hildebrand, 1913) -- valid
  Priapichthys nigroventralis (Eigenmann and Henn in Eigenmann, 1912) -- valid
  Priapichthys panamaneis Meek and Hildebrand, 1916 -- valid
  Priapichthys puetzi Meyer and Etzel, 1996 -- valid
  Priocharax Weitzman and Vari, 1987 -- valid
  Priocharax ariel Weitzman and Vari, 1987 -- valid
  Priocharax pygmaeus Weitzman and Vari, 1987 -- valid
  Priolepis Valenciennes in Cuvier and Valenciennes, 1837 -- valid
  Priolepis agrena Winterbottom and Burridge, 1993 -- valid
  Priolepis ailina Winterbottom and Burridge, 1993 -- valid
  Priolepis aithiops Winterbottom and Burridge, 1992 -- valid
  Priolepis anthioides (Smith, 1959) -- valid
  Priolepis ascensionis (Dawson and Edwards in Edwards and Glass, 1987) -- valid
  Priolepis aureoviridis (Gosline, 1959) -- valid
  Priolepis boreus (Snyder, 1909) -- valid
  Priolepis cinctus (Regan, 1908) -- valid
  Priolepis compita Winterbottom, 1985 -- valid
  Priolepis dawsoni Greenfield, 1989 -- valid
  Priolepis eugenius (Jordan and Evermann, 1903) -- valid -- convict goby, convict goby
  Priolepis fallacincta Winterbottom and Burridge, 1992 -- valid
  Priolepis farcimen (Jordan and Evermann, 1903) -- valid
  Priolepis goldshmidtae Goren and Baranes, 1995 -- valid
  Priolepis hipoliti (Metzelaar, 1922) -- valid -- rusty goby, gobio oxidado
  Priolepis inhaca (Smith, 1949) -- valid -- rusty goby, scissortail, rusty goby, scissortail
  Priolepis kappa Winterbottom and Burridge, 1993 -- valid
  Priolepis latifascima Winterbottom and Burridge, 1993 -- valid
  Priolepis limbatosquamis (Gosline, 1959) -- valid
  Priolepis naraharae (Snyder, 1908) -- valid
  Priolepis nocturna (Smith, 1957) -- valid
  Priolepis nuchifasciata (Günther, 1873) -- valid
  Priolepis pallidicincta Winterbottom and Burridge, 1993 -- valid
  Priolepis profunda (Weber, 1909) -- valid
  Priolepis psygmophilia Winterbottom and Burridge, 1993 -- valid
  Priolepis randalli Winterbottom and Burridge, 1992 -- valid
  Priolepis robinsi Garzón-Ferreira and Acero P., 1991 -- valid
  Priolepis semidoliata (Valenciennes in Cuvier and Valenciennes, 1837) -- valid
  Priolepis squamogena Winterbottom and Burridge, 1989 -- valid
  Priolepis sticta Winterbottom and Burridge, 1992 -- valid
  Priolepis triops Winterbottom and Burridge, 1993 -- valid
  Priolepis vexilla Winterbottom and Burridge, 1993 -- valid
  Prionobrama Fowler, 1913 -- valid
  Prionobrama filigera (Cope, 1870) -- valid -- glass bloodfish, glass bloodfish
  Prionobrama paraguayensis (Eigenmann, 1914) -- valid
  Prionobutis Bleeker, 1874 -- valid
  Prionobutis dasyrhynchus (Günther, 1868) -- valid
  Prionobutis microps (Weber, 1907) -- valid
  Prionodraco Regan, 1914 -- valid
  Prionodraco evansii Regan, 1914 -- valid
  Pristella Eigenmann, 1908 -- valid
  Pristella maxillaris (Ulrey, 1894) -- valid -- x-ray fish, x-ray fish
  Pristigenys Agassiz, 1835 -- valid
  Pristigenys alta (Gill, 1862) -- valid -- short bigeye, catalufa de lo alto
  Pristigenys meyeri (Günther, 1872) -- valid
  Pristigenys niphonia (Cuvier in Cuvier and Valenciennes, 1829) -- valid -- japanese bigeye, Japanese bigeye
  Pristigenys serrula (Gilbert, 1891) -- valid -- popeye catalufa, catalufa semáforo
  Pristipomoides Bleeker, 1852 -- valid -- King Snappers, Jobfishes, Colas, Panchito
  Pristipomoides amoenus (Snyder, 1911) -- valid -- Pale ornate jobfish, Usu-hana-fuedai
  Pristipomoides aquilonaris (Goode and Bean, 1896) -- valid -- huachinango navaja, Wenchman, Colas vorace, Panchito voraz
  Pristipomoides argyrogrammicus (Valenciennes in Cuvier and Valenciennes, 1832) -- valid -- ornate jobfish, Ornate Snapper, Hana-fuedai, Colas orné, Panchito adornado
  Pristipomoides auricilla (Jordan, Evermann and Tanaka, 1927) -- valid -- Goldflag Snapper, Goldflag seaperch, Goldflag jobfish, Colas drapeau, Panchito abanderado
  Pristipomoides filamentosus (Valenciennes in Cuvier and Valenciennes, 1830) -- valid -- crimson jobfish, Rosy Snapper, Colas fil, Panchito hebra
  Pristipomoides flavipinnis Shinohara, 1963 -- valid -- goldeneye jobfish, Goldeneye Snapper, Golden eye jobfish, Colas oeil doré, Panchito de ojo dorado
  Pristipomoides freemani Anderson, 1966 -- valid -- Slender Wenchman
  Pristipomoides macrophthalmus (Müller and Troschel in Schomburgk, 1848) -- valid -- pargo panchito, Cardinal Snapper, Colas gros yeux, Panchito ojón
  Pristipomoides microlepis (Bleeker, 1869) -- invalid -- king snapper, roseate jobfish
  Pristipomoides multidens (Day, 1871) -- valid -- Goldband Snapper, Goldbanded jobfish, Colas à bandes dorées, Panchito de bandas doradas
  Pristipomoides sieboldii (Bleeker, 1855) -- valid -- Lavender Snapper, Colas lavande, Panchito lavanda
  Pristipomoides typus Bleeker, 1852 -- valid -- Sharptooth Snapper, Sharptooth jobfish, Colas dentu, Panchito dentón
  Pristipomoides zonatus (Valenciennes in Cuvier and Valenciennes, 1830) -- valid -- Oblique-banded Snapper, Colas bagnard, Panchito rayado
  Pristobrycon Eigenmann, 1915 -- valid
  Pristobrycon aureus (Spix and Agassiz, 1829) -- valid
  Pristobrycon calmoni (Steindachner, 1908) -- valid
  Pristobrycon careospinus Fink and Machado-Allison, 1992 -- valid
  Pristobrycon maculipinnis Fink and Machado-Allison, 1992 -- valid
  Pristobrycon striolatus (Steindachner, 1908) -- valid
  Pristolepis Jerdon, 1849 -- valid
  Pristolepis fasciata (Bleeker, 1851) -- valid
  Pristolepis grootii (Bleeker, 1852) -- valid
  Pristolepis marginata Jerdon, 1849 -- valid
  Pristotis Rüppell, 1838 -- valid
  Pristotis cyanostigma Rüppell, 1838 -- valid
  Pristotis obtusirostris (Günther, 1862) -- valid -- spotted damsel
  Probolodus Eigenmann, 1911 -- valid
  Probolodus heterostomus Eigenmann, 1911 -- valid
  Procatopus Boulenger, 1904 -- valid
  Procatopus aberrans Ahl, 1927 -- valid -- bluegreen lampeye
  Procatopus cabindae (Boulenger, 1911) -- valid
  Procatopus kabae (Daget, 1962) -- valid
  Procatopus lamberti (Daget, 1962) -- valid -- Lambert's lampeye
  Procatopus loemensis (Pellegrin, 1924) -- valid
  Procatopus miltotaenia (Lambert, 1963) -- valid
  Procatopus ngaensis (Ahl, 1924) -- valid
  Procatopus nimbaensis (Daget, 1948) -- valid -- Nimba lampeye
  Procatopus nototaenia Boulenger, 1904 -- valid -- large-finned lampeye
  Procatopus schioetzi (Scheel, 1968) -- valid -- Schiotz' lampeye
  Procatopus similis Ahl, 1927 -- valid -- variable lampeye
  Procatopus terveri Huber, 1981 -- valid
  Procetichthys Paxton, 1989 -- valid
  Procetichthys kreffti Paxton, 1989 -- valid
  Prochilodus Agassiz in Spix and Agassiz, 1829 -- valid
  Prochilodus argenteus Spix and Agassiz, 1829 -- valid
  Prochilodus brevis Steindachner, 1875 -- valid
  Prochilodus britskii Castro, 1993 -- valid
  Prochilodus costatus Valenciennes in Cuvier and Valenciennes, 1850 -- valid
  Prochilodus hartii Steindachner, 1875 -- valid
  Prochilodus insignis Jardine and Schomburgk in Schomburgk, 1841 -- invalid -- flagtail, flagtail
  Prochilodus labeo Loubens, Lauzanne and Géry, 1991 -- valid
  Prochilodus lacustris Steindachner, 1907 -- valid
  Prochilodus lineatus (Valenciennes, 1836) -- valid
  Prochilodus magdalenae Steindachner, 1879 -- valid
  Prochilodus mariae Eigenmann, 1922 -- valid
  Prochilodus nigricans Spix and Agassiz, 1829 -- valid
  Prochilodus reticulatus Valenciennes in Cuvier and Valenciennes, 1850 -- valid
  Prochilodus rubrotaeniatus Jardine and Schomburgk in Schomburgk, 1841 -- valid
  Prochilodus scrofa Steindachner, 1881 -- invalid
  Prochilodus vimboides Kner, 1859 -- valid
  Prodontocharax Eigenmann and Pearson in Pearson, 1924 -- valid
  Prodontocharax alleni Böhlke, 1953 -- valid
  Prodontocharax howesi (Fowler, 1940) -- valid
  Prodontocharax melanotus Pearson, 1924 -- valid
  Profundulus Hubbs, 1924 -- valid
  Profundulus candalarius Hubbs, 1924 -- valid -- escamudo de Comitán, headwater killifish
  Profundulus guatemalensis (Günther, 1866) -- valid
  Profundulus hildebrandi Miller, 1950 -- valid -- Chiapas killifish, escamudo de San Cristóbal
  Profundulus labialis (Günther, 1866) -- valid -- escamudo bocón, largelip killifish
  Profundulus punctatus (Günther, 1866) -- valid -- brownspotted killifish, escamudo pinto
  Prognathochromis Greenwood, 1980 -- invalid
  Prognathodes Gill, 1862 -- valid
  Prognathodes aculeatus (Poey, 1860) -- valid -- longsnout butterflyfish, parche narizón, mariposa narigona
  Prognathodes aya (Jordan, 1886) -- valid -- bank butterflyfish, mariposa de banco
  Prognathodes brasiliensis Burgess, 2001 -- valid
  Prognathodes falcifer (Hubbs and Rechnitzer, 1958) -- valid -- mariposa guadaña, scythe butterflyfish
  Prognathodes guyanensis (Durand, 1960) -- valid -- Guyana butterflyfish
  Prognathodes guyotensis (Yamamoto and Tameka in Okamura, Amaoka and Mitani, 1982) -- valid
  Prognathodes obliquus (Lubbock and Edwards, 1980) -- valid
  Prognichthys Breder, 1928 -- valid
  Prognichthys brevipinnis (Valenciennes in Cuvier and Valenciennes, 1847) -- valid
  Prognichthys gibbifrons (Valenciennes in Cuvier and Valenciennes, 1847) -- valid -- bluntnose flyingfish
  Prognichthys gilberti (Snyder, 1904) -- invalid
  Prognichthys glaphyrae Parin, 1999 -- valid
  Prognichthys occidentalis Parin, 1999 -- valid -- bluntnose flyingfish, volador ñato, volador chato
  Prognichthys sealei Abe, 1955 -- valid -- volador marinero, sailor flyingfish
  Prognichthys tringa Breder, 1928 -- valid -- Panamic flyingfish, volador panámico
  Prolatilus Gill, 1865 -- valid
  Prolatilus jugularis (Valenciennes in Cuvier and Valenciennes, 1833) -- valid
  Promethichthys Gill, 1893 -- valid
  Promethichthys prometheus (Cuvier in Cuvier and Valenciennes, 1832) -- valid -- single-line gemfish, purple snake mackerel, conejo, Roudi escolar
  Promyllantor Alcock, 1890 -- valid
  Promyllantor alcocki Gilbert and Cramer, 1897 -- invalid
  Promyllantor latedorsalis (Roule, 1915) -- invalid
  Promyllantor purpureus Alcock, 1890 -- valid
  Promyllantor schmitti Hildebrand in Longley and Hildebrand, 1940 -- invalid
  Pronotogrammus Gill, 1863 -- valid
  Pronotogrammus eos Gilbert, 1890 -- valid -- bigeye bass, serrano ojón
  Pronotogrammus martinicensis (Guichenot, 1868) -- valid -- roughtongue bass, serrano lengua rasposa
  Pronotogrammus multifasciatus Gill, 1863 -- valid -- threadfin bass, serrano baga
  Propherallodus Shiogaki and Dotsu, 1983 -- valid
  Propherallodus briggsi Shiogaki and Dotsu, 1983 -- valid
  Protammodytes Ida, Sirimontaporn and Monkolprasit, 1994 -- valid
  Protammodytes brachistos Ida, Sirimontaporn and Monkolprasit, 1994 -- valid
  Protammodytes sarisa (Robins and Böhlke, 1970) -- valid
  Protemblemaria Stephens, 1963 -- valid
  Protemblemaria bicirrus (Hildebrand, 1946) -- valid
  Protemblemaria perla Hastings, 2001 -- valid
  Protemblemaria punctata Cervigón, 1966 -- valid
  Proterorhinus Smitt, 1900 -- valid -- tubenose gobies
  Proterorhinus marmoratus (Pallas, 1814) -- valid -- tubenose goby
  Protogobius Watson and Pöllabauer, 1998 -- valid
  Protogobius attiti Watson and Pöllabauer, 1998 -- valid
  Protogrammus Fricke, 1985 -- valid
  Protogrammus sousai (Maul, 1972) -- valid
  Protomelas Eccles and Trewavas, 1989 -- valid
  Protomelas annectens (Regan, 1922) -- valid
  Protomelas dejunctus Stauffer, 1993 -- valid
  Protomelas fenestratus (Trewavas, 1935) -- valid
  Protomelas insignis (Trewavas, 1935) -- valid
  Protomelas kirkii (Günther, 1894) -- valid
  Protomelas labridens (Trewavas, 1935) -- valid
  Protomelas macrodon Eccles in Eccles and Trewavas, 1989 -- valid
  Protomelas marginatus (Trewavas, 1935) -- valid
  Protomelas pleurotaenia (Boulenger, 1901) -- valid
  Protomelas similis (Regan, 1922) -- valid
  Protomelas spilonotus (Trewavas, 1935) -- valid
  Protomelas spilopterus (Trewavas, 1935) -- valid
  Protomelas taeniolatus (Trewavas, 1935) -- valid
  Protomelas triaenodon (Trewavas, 1935) -- valid
  Protomelas virgatus (Trewavas, 1935) -- valid
  Protonibea Trewavas, 1971 -- valid
  Protonibea diacanthus (Lacepède, 1802) -- valid
  Protosciaena Sasaki, 1989 -- valid
  Protosciaena bathytatos (Chao and Miller, 1975) -- valid
  Protosciaena trewavasae (Chao and Miller, 1975) -- valid
  Psalidodon Eigenmann, 1911 -- valid
  Psalidodon gymnodontus Eigenmann, 1911 -- valid
  Psammochromis Greenwood, 1980 -- invalid
  Psammogobius Smith, 1935 -- valid
  Psammogobius biocellatus (Valenciennes in Cuvier and Valenciennes, 1837) -- valid
  Psammogobius knysnaensis Smith, 1935 -- valid -- knysna sandgoby, knysna sandgoby
  Psammoperca Richardson, 1848 -- valid
  Psammoperca waigiensis (Cuvier in Cuvier and Valenciennes, 1828) -- valid -- sand perch, waigeu sea perch, sand perch, Waigeu sea perch
  Psectrogaster Eigenmann and Eigenmann, 1889 -- valid
  Psectrogaster amazonica Eigenmann and Eigenmann, 1889 -- valid
  Psectrogaster ciliata (Müller and Troschel, 1844) -- valid
  Psectrogaster curviventris Eigenmann and Kennedy, 1903 -- valid
  Psectrogaster essequibensis (Günther, 1864) -- valid
  Psectrogaster falcata (Eigenmann and Eigenmann, 1889) -- valid
  Psectrogaster rhomboides Eigenmann and Eigenmann, 1889 -- valid
  Psectrogaster rutiloides (Kner, 1858) -- valid
  Psectrogaster saguiru (Fowler, 1941) -- valid
  Psellogrammus Eigenmann, 1908 -- valid
  Psellogrammus kennedyi (Eigenmann in Eigenmann and Kennedy, 1903) -- valid
  Psenes Valenciennes in Cuvier and Valenciennes, 1833 -- valid
  Psenes arafurensis Günther, 1889 -- valid
  Psenes cyanophrys Valenciennes in Cuvier and Valenciennes, 1833 -- valid -- pastorcillo amarillento, freckled driftfish, derivante rayado
  Psenes maculatus Lütken, 1880 -- valid -- silver driftfish
  Psenes pellucidus Lütken, 1880 -- valid -- bluefin driftfish, derivante aleta azul
  Psenes sio Haedrich, 1970 -- valid -- derivante dos espinas, twospine driftfish
  Psenopsis Gill, 1862 -- valid
  Psenopsis anomala (Temminck and Schlegel, 1844) -- valid -- wart butterfish, wart butterfish
  Psenopsis cyanea (Alcock, 1890) -- valid
  Psenopsis humerosa Munro, 1958 -- valid
  Psenopsis intermedia Piotrovsky, 1987 -- valid
  Psenopsis obscura Haedrich, 1967 -- valid -- obscure driftfish, obscure driftfish
  Psenopsis shojimai Ochiai and Mori, 1965 -- valid
  Pseudalectrias Lindberg, 1938 -- valid
  Pseudalectrias tarasovi (Popov, 1933) -- valid
  Pseudambassis Bleeker, 1874 -- valid
  Pseudambassis alleni Datta and Chaudhuri, 1993 -- valid
  Pseudambassis baculis (Hamilton, 1822) -- valid
  Pseudambassis ranga (Hamilton, 1822) -- valid -- Indian glassfish
  Pseudambassis roberti Datta and Chaudhuri, 1993 -- valid
  Pseudamia Bleeker, 1865 -- valid
  Pseudamia amblyuroptera (Bleeker, 1856) -- valid
  Pseudamia gelatinosa Smith, 1955 -- valid -- jelly cardinal, jelly cardinal
  Pseudamia hayashii Randall, Lachner and Fraser, 1985 -- valid
  Pseudamia nigra Allen, 1992 -- valid
  Pseudamia polystigma (Bleeker, 1859-60) -- valid
  Pseudamia rubra Randall and Ida, 1993 -- valid
  Pseudamia tarri Randall, Lachner and Fraser, 1985 -- valid
  Pseudamia zonata Randall, Lachner and Fraser, 1985 -- valid
  Pseudamiops Smith, 1954 -- valid
  Pseudamiops diaphanes Randall, 1998 -- valid
  Pseudamiops gracilicauda (Lachner, 1953) -- valid
  Pseudamiops pellucidus Smith, 1954 -- valid -- limpid cardinal, limpid cardinal
  Pseudamiops phasma Randall, 2001 -- valid
  Pseudanos Winterbottom, 1980 -- valid
  Pseudanos gracilis (Kner, 1858) -- valid
  Pseudanos irinae Winterbottom, 1980 -- valid
  Pseudanos trimaculatus (Kner, 1858) -- valid
  Pseudanthias Bleeker, 1871 -- valid
  Pseudanthias albofasciatus (Fowler and Bean, 1930) -- valid
  Pseudanthias aurulentus (Randall and McCosker, 1982) -- valid
  Pseudanthias bartlettorum (Randall and Lubbock, 1981) -- valid
  Pseudanthias bicolor (Randall, 1979) -- valid
  Pseudanthias bimaculatus (Smith, 1955) -- valid
  Pseudanthias caesiopercula (Whitley, 1951) -- valid
  Pseudanthias calloura Ida and Sakaue, 2001 -- valid
  Pseudanthias carlsoni Randall and Pyle, 2001 -- valid
  Pseudanthias caudalis Kamohara and Katayama, 1959 -- valid
  Pseudanthias cichlops (Bleeker, 1853) -- valid
  Pseudanthias connelli (Heemstra and Randall, 1986) -- valid
  Pseudanthias conspicuus (Heemstra, 1973) -- valid
  Pseudanthias cooperi (Regan, 1902) -- valid
  Pseudanthias dispar (Herre, 1955) -- valid
  Pseudanthias elongatus (Franz, 1910) -- valid
  Pseudanthias engelhardi (Allen and Starck, 1982) -- valid
  Pseudanthias evansi (Smith, 1954) -- valid
  Pseudanthias fasciatus (Kamohara, 1954) -- valid
  Pseudanthias flavicauda Randall and Pyle, 2001 -- valid
  Pseudanthias flavoguttatus (Katayama and Masuda, 1980) -- valid
  Pseudanthias fucinus (Randall and Ralston, 1985) -- valid
  Pseudanthias georgei (Allen, 1976) -- valid
  Pseudanthias heemstrai Schuhmacher, Krupp and Randall, 1989 -- valid
  Pseudanthias hiva Randall and Pyle, 2001 -- valid
  Pseudanthias huchtii (Bleeker, 1857) -- valid
  Pseudanthias hutomoi (Allen and Burhanuddin, 1976) -- valid
  Pseudanthias hypselosoma Bleeker, 1878 -- valid
  Pseudanthias ignitus (Randall and Lubbock, 1981) -- valid
  Pseudanthias leucozonus (Katayama and Masuda, 1982) -- valid
  Pseudanthias lori (Lubbock and Randall in Fourmanoir and Laboute, 1976) -- valid
  Pseudanthias lunulatus (Kotthaus, 1973) -- valid
  Pseudanthias luzonensis (Katayama and Masuda, 1983) -- valid
  Pseudanthias manadensis (Bleeker, 1856) -- valid
  Pseudanthias marcia Randall and Hoover, 1993 -- valid
  Pseudanthias mooreanus (Herre, 1935) -- valid
  Pseudanthias nobilis (Franz, 1910) -- valid
  Pseudanthias olivaceus (Randall and McCosker, 1982) -- valid
  Pseudanthias parvirostris (Randall and Lubbock, 1981) -- valid
  Pseudanthias pascalus (Jordan and Tanaka, 1927) -- valid
  Pseudanthias pictilis (Randall and Allen, 1978) -- valid
  Pseudanthias pleurotaenia (Bleeker, 1857) -- valid
  Pseudanthias privitera Randall and Pyle, 2001 -- valid
  Pseudanthias pulcherrimus (Heemstra and Randall, 1986) -- valid
  Pseudanthias randalli (Lubbock and Allen, 1978) -- valid
  Pseudanthias regalis (Randall and Lubbock, 1981) -- valid
  Pseudanthias rubrizonatus (Randall, 1983) -- valid
  Pseudanthias rubrolineatus (Fourmanoir and Rivaton, 1979) -- valid
  Pseudanthias sheni Randall and Allen, 1989 -- valid
  Pseudanthias smithvanizi (Randall and Lubbock, 1981) -- valid
  Pseudanthias squamipinnis (Peters, 1855) -- valid
  Pseudanthias taeniatus (Klunzinger, 1884) -- valid
  Pseudanthias taira Schmidt, 1931 -- valid
  Pseudanthias thompsoni (Fowler, 1923) -- valid
  Pseudanthias townsendi (Boulenger, 1897) -- valid
  Pseudanthias tuka (Herre and Montalban in Herre, 1927) -- valid
  Pseudanthias venator Snyder, 1911 -- valid
  Pseudanthias ventralis (Randall, 1979) -- valid
  Pseudanthias ventralis hawaiiensis (Randall, 1979) -- invalid
  Pseudanthias ventralis ventralis (Randall, 1979) -- invalid
  Pseudanthias xanthomaculatus (Fourmanoir and Rivaton, 1979) -- valid
  Pseudaphritis Castelnau, 1872 -- valid
  Pseudaphritis urvillii (Valenciennes in Cuvier and Valenciennes, 1832) -- valid
  Pseudaphya Iljin, 1930 -- valid
  Pseudaphya ferreri (de Buen and Fage, 1908) -- valid
  Pseudapocryptes Bleeker, 1874 -- valid
  Pseudapocryptes borneensis (Bleeker, 1855) -- valid
  Pseudapocryptes elongatus (Cuvier, 1816) -- valid
  Pseudapocryptes lanceolatus (Bloch and Schneider, 1801) -- invalid -- pointed-tailed goby, pointed-tailed goby
  Pseudechidna Bleeker, 1863 -- valid
  Pseudechidna brummeri (Bleeker, 1859) -- valid
  Pseudemblemaria Stephens, 1961 -- invalid
  Pseudemblemaria signifera (Ginsburg, 1942) -- invalid -- flagfin blenny, flagfin blenny
  Pseudepiplatys Clausen, 1967 -- invalid
  Pseudepiplatys annulatus (Boulenger, 1915) -- invalid -- rocket panchax, rocket panchax
  Pseudocalliurichthys Nakabo, 1982 -- valid
  Pseudocalliurichthys brevianalis (Fricke, 1983) -- valid
  Pseudocalliurichthys ikedai Nakabo, Senou and Aizawa, 1998 -- valid
  Pseudocepola Kamohara, 1935 -- valid
  Pseudocepola taeniosoma Kamohara, 1935 -- valid
  Pseudochaenichthys Norman, 1937 -- valid
  Pseudochaenichthys georgianus Norman, 1937 -- valid
  Pseudochalceus Kner, 1863 -- valid
  Pseudochalceus kyburzi Schultz, 1966 -- valid
  Pseudochalceus lineatus Kner, 1863 -- valid
  Pseudochalceus longianalis Géry, 1972 -- valid
  Pseudocheilinops Schultz in Schultz, Chapman, Lachner and Wood, 1960 -- valid
  Pseudocheilinops ataenia Schultz in Schultz, Chapman, Lachner and Wood, 1960 -- valid
  Pseudocheilinus Bleeker, 1862 -- valid
  Pseudocheilinus citrinus Randall, 1999 -- valid
  Pseudocheilinus dispilus Randall, 1999 -- valid
  Pseudocheilinus evanidus Jordan and Evermann, 1903 -- valid
  Pseudocheilinus hexataenia (Bleeker, 1857) -- valid -- sixline wrasse
  Pseudocheilinus ocellatus Randall, 1999 -- valid
  Pseudocheilinus octotaenia Jenkins, 1901 -- valid
  Pseudocheilinus tetrataenia Schultz in Schultz, Chapman, Lachner and Wood, 1960 -- valid
  Pseudocheirodon Meek and Hildebrand, 1916 -- valid
  Pseudocheirodon arnoldi (Boulenger, 1909) -- valid
  Pseudocheirodon terrabae Bussing, 1967 -- valid
  Pseudochromis Rüppell, 1835 -- valid
  Pseudochromis aldabraensis Bauchot-Boutin in Arnoult et al., 1958 -- valid
  Pseudochromis andamanensis Lubbock, 1980 -- valid
  Pseudochromis aurifrons Lubbock, 1980 -- valid
  Pseudochromis aurulentus Gill and Randall, 1998 -- valid
  Pseudochromis bitaeniatus (Fowler, 1931) -- valid
  Pseudochromis caudalis Boulenger, 1898 -- valid
  Pseudochromis coccinicauda (Tickell in Day, 1888) -- valid
  Pseudochromis colei Herre, 1933 -- valid
  Pseudochromis cometes Gill and Randall, 1998 -- valid
  Pseudochromis cyanotaenia Bleeker, 1857 -- valid
  Pseudochromis diadema Lubbock and Randall, 1978 -- valid
  Pseudochromis dilectus Lubbock, 1976 -- valid
  Pseudochromis dixurus Lubbock, 1975 -- valid
  Pseudochromis dutoiti Smith, 1955 -- valid
  Pseudochromis elongatus Lubbock, 1980 -- valid
  Pseudochromis ephippiatus Gill, Pyle and Earle, 1996 -- valid
  Pseudochromis flammicauda Lubbock and Goldman, 1976 -- valid
  Pseudochromis flavivertex Rüppell, 1835 -- valid
  Pseudochromis flavopunctatus Gill and Randall, 1998 -- valid
  Pseudochromis fowleri Herre, 1934 -- valid
  Pseudochromis fridmani Klausewitz, 1968 -- valid
  Pseudochromis fuscus Müller and Troschel, 1849 -- valid
  Pseudochromis howsoni Allen, 1995 -- valid
  Pseudochromis jamesi Schultz, 1943 -- valid
  Pseudochromis kolythrus Gill and Winterbottom, 1993 -- valid
  Pseudochromis leucorhynchus Lubbock, 1977 -- valid
  Pseudochromis linda Randall and Stanaland, 1989 -- valid
  Pseudochromis litus Gill and Randall, 1998 -- valid
  Pseudochromis luteus Aoyagi, 1943 -- valid
  Pseudochromis magnificus Lubbock, 1977 -- valid
  Pseudochromis marginatus Lubbock, 1980 -- valid
  Pseudochromis marshallensis Schultz in Schultz et al., 1953 -- valid
  Pseudochromis melanotus Lubbock, 1975 -- valid
  Pseudochromis melas Lubbock, 1977 -- valid
  Pseudochromis moorei Fowler, 1931 -- valid
  Pseudochromis natalensis Regan, 1916 -- valid
  Pseudochromis nigrovittatus Boulenger, 1897 -- valid
  Pseudochromis olivaceus Rüppell, 1835 -- valid
  Pseudochromis omanensis Gill and Mee, 1993 -- valid
  Pseudochromis paccagnellae Axelrod, 1973 -- valid
  Pseudochromis paranox Lubbock and Goldman, 1976 -- valid
  Pseudochromis persicus Murray, 1887 -- valid
  Pseudochromis perspicillatus Günther, 1862 -- valid
  Pseudochromis pesi Lubbock, 1975 -- valid
  Pseudochromis pictus Gill and Randall, 1998 -- valid
  Pseudochromis polynemus Fowler, 1931 -- valid
  Pseudochromis porphyreus Lubbock and Goldman, 1974 -- valid
  Pseudochromis punctatus Kotthaus, 1970 -- valid
  Pseudochromis pylei Randall and McCosker, 1989 -- valid
  Pseudochromis quinquedentatus McCulloch, 1926 -- valid
  Pseudochromis ransonneti Steindachner, 1870 -- valid
  Pseudochromis reticulatus Gill and Woodland, 1992 -- valid
  Pseudochromis sankeyi Lubbock, 1975 -- valid
  Pseudochromis splendens Fowler, 1931 -- valid
  Pseudochromis springeri Lubbock, 1975 -- valid
  Pseudochromis steenei Gill and Randall, 1992 -- valid
  Pseudochromis striatus Gill, Shao and Chen, 1995 -- valid
  Pseudochromis tapeinosoma Bleeker, 1853 -- valid
  Pseudochromis tauberae Lubbock, 1977 -- valid
  Pseudochromis viridis Gill and Allen, 1996 -- valid
  Pseudochromis wilsoni (Whitley, 1929) -- valid
  Pseudocoris Bleeker, 1862 -- valid
  Pseudocoris aurantiofasciata Fourmanoir, 1971 -- valid
  Pseudocoris bleekeri (Hubrecht, 1876) -- valid
  Pseudocoris heteroptera (Bleeker, 1857) -- valid
  Pseudocoris philippina (Fowler and Bean, 1928) -- valid
  Pseudocoris yamashiroi (Schmidt, 1931) -- valid
  Pseudocorynopoma Perugia, 1891 -- valid
  Pseudocorynopoma doriae Perugia, 1891 -- valid -- dragon-fin tetra, dragon-finned characin, dragon-fin tetra, dragon-finned characin
  Pseudocorynopoma heterandria Eigenmann, 1914 -- valid
  Pseudocrenilabrus Fowler, 1934 -- valid
  Pseudocrenilabrus multicolor (Schoeller, 1903) -- valid -- dwarf Egyptian mouth-brooder, Egyptian mouthbreeder
  Pseudocrenilabrus multicolor multicolor (Schoeller, 1903) -- valid
  Pseudocrenilabrus multicolor victoriae Seegers, 1990 -- valid
  Pseudocrenilabrus nicholsi (Pellegrin, 1928) -- valid
  Pseudocrenilabrus philander (Weber, 1897) -- valid
  Pseudocrenilabrus philander dispersus (Trewavas, 1936) -- valid -- dwarf copper mouth-brooder, dwarf copper mouth-brooder
  Pseudocrenilabrus philander luebberti (Hilgendorf, 1902) -- valid
  Pseudocrenilabrus philander philander (Weber, 1897) -- valid
  Pseudocurimata Fernández-Yépez, 1948 -- valid
  Pseudocurimata boehlkei Vari, 1989 -- valid
  Pseudocurimata boulengeri (Eigenmann in Eigenmann and Ogle, 1907) -- valid
  Pseudocurimata lineopunctata (Boulenger, 1911) -- valid
  Pseudocurimata patiae (Eigenmann in Eigenmann, Henn and Wilson, 1914) -- valid
  Pseudocurimata peruana (Eigenmann, 1922) -- valid
  Pseudocurimata troschelii (Günther, 1860) -- valid
  Pseudodax Bleeker, 1861 -- valid
  Pseudodax moluccanus (Valenciennes in Cuvier and Valenciennes, 1840) -- valid
  Pseudogobius Popta, 1922 -- valid -- snouted gobies
  Pseudogobius avicennia (Herre, 1940) -- valid
  Pseudogobius isognathus (Bleeker, 1878) -- valid
  Pseudogobius javanicus (Bleeker, 1856) -- valid -- spotfin snouted goby
  Pseudogobius masago (Tomiyama, 1936) -- valid
  Pseudogobius melanostictus (Day, 1876) -- valid
  Pseudogobius olorum (Sauvage, 1880) -- valid
  Pseudogobius poicilosoma (Bleeker, 1849) -- valid
  Pseudogramma Bleeker, 1875 -- valid
  Pseudogramma astigmum Randall and Baldwin, 1997 -- valid
  Pseudogramma australis Randall and Baldwin, 1997 -- valid
  Pseudogramma axelrodi Allen and Robertson, 1995 -- valid
  Pseudogramma bermudensis (Kanazawa, 1952) -- invalid
  Pseudogramma erythreum Randall and Baldwin, 1997 -- valid
  Pseudogramma gregoryi (Breder, 1927) -- valid -- reef bass, jaboncillo arrecifal
  Pseudogramma guineensis (Norman, 1935) -- valid
  Pseudogramma megamycterum Randall and Baldwin, 1997 -- valid
  Pseudogramma pectoralis Randall and Baldwin, 1997 -- valid
  Pseudogramma polyacantha (Bleeker, 1856) -- invalid
  Pseudogramma polyacanthum (Bleeker, 1856) -- valid
  Pseudogramma thaumasium (Gilbert in Jordan and Evermann, 1900) -- valid -- jaboncillo ocelado, Pacific reef bass
  Pseudogramma xanthum Randall, Baldwin and Williams, 2002 -- valid
  Pseudohowella Fedoryako, 1976 -- valid
  Pseudohowella intermedia Fedoryako, 1976 -- valid
  Pseudoicichthys Parin and Permitin, 1969 -- invalid
  Pseudoicichthys australis (Haedrich, 1966) -- invalid
  Pseudojuloides Fowler, 1949 -- valid
  Pseudojuloides argyreogaster (Günther in Playfair and Günther, 1867) -- valid
  Pseudojuloides atavai Randall and Randall, 1981 -- valid
  Pseudojuloides cerasinus (Snyder, 1904) -- valid
  Pseudojuloides elongatus Ayling and Russell, 1977 -- valid
  Pseudojuloides erythrops Randall and Randall, 1981 -- valid
  Pseudojuloides inornatus (Gilbert, 1890) -- valid -- Cape wrasse, señorita del Cabo
  Pseudojuloides kaleidos Kuiter and Randall, 1995 -- valid
  Pseudojuloides mesostigma Randall and Randall, 1981 -- valid
  Pseudojuloides pyrius Randall and Randall, 1981 -- valid
  Pseudojuloides severnsi Bellwood and Randall, 2000 -- valid
  Pseudojuloides xanthomos Randall and Randall, 1981 -- valid
  Pseudolabrus Bleeker, 1862 -- valid
  Pseudolabrus biserialis (Klunzinger, 1880) -- valid
  Pseudolabrus eoethinus (Richardson, 1846) -- valid
  Pseudolabrus fuentesi (Regan, 1913) -- valid
  Pseudolabrus gayi (Valenciennes in Cuvier and Valenciennes, 1839) -- valid
  Pseudolabrus guentheri Bleeker, 1862 -- valid -- Gunther's parrotfish
  Pseudolabrus japonicus (Houttuyn, 1782) -- valid
  Pseudolabrus luculentus (Richardson, 1848) -- valid -- orange parrotfish
  Pseudolabrus miles (Schneider and Forster in Bloch and Schneider, 1801) -- valid -- scarlet parrotfish
  Pseudolabrus rubicundus (Macleay, 1881) -- valid
  Pseudolabrus semifasciatus (Rendahl, 1921) -- valid
  Pseudolabrus sieboldi Mabuchi and Nakabo, 1997 -- valid
  Pseudolabrus torotai Russell and Randall, 1981 -- valid
  Pseudomugil Kner, 1866 -- valid -- big-eyes, big-eyes
  Pseudomugil connieae (Allen, 1981) -- valid
  Pseudomugil cyanodorsalis Allen and Sarti, 1983 -- valid
  Pseudomugil furcatus Nichols, 1955 -- invalid
  Pseudomugil gertrudae Weber, 1911 -- valid
  Pseudomugil inconspicuus Roberts, 1978 -- valid
  Pseudomugil ivantsoffi Allen and Renyaan, 1999 -- valid
  Pseudomugil majusculus Ivantsoff and Allen, 1984 -- valid
  Pseudomugil mellis Allen and Ivantsoff, 1982 -- valid
  Pseudomugil novaeguineae Weber, 1907 -- valid
  Pseudomugil paludicola Allen and Moore, 1981 -- valid
  Pseudomugil paskai Allen and Ivantsoff, 1986 -- valid
  Pseudomugil pellucidus Allen and Ivantsoff in Allen, Ivantsoff, Shepherd and Renyaan, 1998 -- valid
  Pseudomugil reticulatus Allen and Ivantsoff, 1986 -- valid
  Pseudomugil signifer Kner, 1866 -- valid -- Australian blue-eye
  Pseudomugil tenellus Taylor, 1964 -- valid
  Pseudomuraena maderensis Johnson, 1862 -- invalid
  Pseudomyrophis Wade, 1946 -- valid
  Pseudomyrophis atlanticus Blache, 1975 -- valid
  Pseudomyrophis frio (Jordan and Davis, 1891) -- valid -- slender worm eel
  Pseudomyrophis fugesae McCosker, Böhlke and Böhlke, 1989 -- valid -- diminutive worm eel
  Pseudomyrophis micropinna Wade, 1946 -- valid -- plain worm eel, tieso enano
  Pseudomyrophis nimius Böhlke, 1960 -- valid -- elongate worm eel
  Pseudopentaceros Bleeker, 1876 -- valid
  Pseudopentaceros richardsoni (Smith, 1844) -- valid -- pelagic armorhead
  Pseudopentaceros wheeleri Hardy, 1983 -- valid -- longfin armorhead, North Pacific armorhead
  Pseudopercis Miranda Ribeiro, 1903 -- valid
  Pseudopercis numida Miranda Ribeiro, 1903 -- valid
  Pseudopercis semifasciata (Cuvier in Cuvier and Valenciennes, 1829) -- valid
  Pseudophallus Herald, 1940 -- valid -- fluvial pipefishes
  Pseudophallus brasiliensis Dawson, 1974 -- valid
  Pseudophallus elcapitanense (Meek and Hildebrand in Meek, 1914) -- valid
  Pseudophallus mindii (Meek and Hildebrand, 1923) -- valid -- freshwater pipefish, fluvial pipefish
  Pseudophallus starksii (Jordan and Culver in Jordan, 1895) -- valid -- pez pipa de río, yellowbelly pipefish
  Pseudophichthys Roule, 1915 -- valid
  Pseudophichthys latedorsalis Roule, 1915 -- invalid
  Pseudophichthys macroporis Kotthaus, 1968 -- valid
  Pseudophichthys splendens (Lea, 1913) -- valid
  Pseudoplesiopidae -- invalid
  Pseudoplesiops Bleeker, 1858 -- valid
  Pseudoplesiops annae (Weber, 1913) -- valid
  Pseudoplesiops collare Gill, Randall and Edwards, 1991 -- valid
  Pseudoplesiops howensis Allen, 1987 -- valid
  Pseudoplesiops immaculatus Gill and Edwards, 2002 -- valid
  Pseudoplesiops occidentalis Gill and Edwards, 2002 -- valid
  Pseudoplesiops revellei Schultz in Schultz et al., 1953 -- valid
  Pseudoplesiops rosae Schultz, 1943 -- valid
  Pseudoplesiops typus Bleeker, 1858 -- valid
  Pseudoplesiops wassi Gill and Edwards, 2003 -- valid
  Pseudopoecilia Regan, 1913 -- valid
  Pseudopoecilia austrocolumbiana Radda, 1987 -- valid
  Pseudopoecilia festae (Boulenger, 1898) -- valid
  Pseudopoecilia fria (Eigenmann and Henn in Eigenmann, Henn and Wilson, 1914) -- valid
  Pseudopriacanthus Bleeker, 1869 -- invalid
  Pseudopriacanthus altus (Gill, 1862) -- invalid
  Pseudorhinogobius Zhong and Wu, 1998 -- valid
  Pseudorhinogobius aporus Zhong and Wu, 1998 -- valid
  Pseudosciaena Bleeker, 1863 -- invalid
  Pseudosciaena crocea (Richardson, 1846) -- invalid -- yellow croaker, yellow croaker
  Pseudosciaena manchurica (Jordan and Thompson, 1911) -- invalid -- redlip croaker, redlip croaker
  Pseudoscopelus Lütken, 1892 -- valid
  Pseudoscopelus altipinnis Parr, 1933 -- valid
  Pseudoscopelus cephalus Fowler, 1934 -- valid
  Pseudoscopelus microps Fowler, 1934 -- valid
  Pseudoscopelus obtusifrons (Fowler, 1934) -- valid
  Pseudoscopelus scriptus Lütken, 1892 -- valid
  Pseudoscopelus scutatus Krefft, 1971 -- valid
  Pseudoscopelus stellatus Beebe, 1932 -- valid
  Pseudosimochromis Nelissen, 1977 -- valid
  Pseudosimochromis curvifrons (Poll, 1942) -- valid
  Pseudosphromenus Bleeker, 1879 -- valid
  Pseudosphromenus cupanus (Cuvier in Cuvier and Valenciennes, 1831) -- valid -- spike-tailed paradise fish
  Pseudosphromenus dayi (Köhler, 1908) -- valid -- brown spike-tailed paradise fish
  Pseudotolithes brachygnathus Bleeker, 1863 -- invalid -- smallmouth weakfish, smallmouth weakfish
  Pseudotolithus Bleeker, 1863 -- valid
  Pseudotolithus brachygnathus Bleeker, 1863 -- valid
  Pseudotolithus elongatus (Bowdich, 1825) -- valid
  Pseudotolithus epipercus (Bleeker, 1863) -- valid
  Pseudotolithus moorii (Günther, 1865) -- valid
  Pseudotolithus senegalensis (Valenciennes in Cuvier and Valenciennes, 1833) -- valid
  Pseudotolithus senegallus (Cuvier in Cuvier and Valenciennes, 1830) -- valid
  Pseudotolithus typus Bleeker, 1863 -- valid
  Pseudotrematomus centronotus (Regan, 1914) -- valid
  Pseudotrichonotus Yoshino and Araga in Masuda, Araga and Yoshino, 1975 -- valid
  Pseudotrichonotus altivelis Yoshino and Araga in Masuda, Araga and Yoshino, 1975 -- valid
  Pseudotrichonotus xanthotaenia Parin, 1992 -- valid
  Pseudotropheus Regan, 1922 -- valid
  Pseudotropheus ater Stauffer, 1988 -- valid
  Pseudotropheus aurora Burgess, 1976 -- valid
  Pseudotropheus barlowi Mckaye and Stauffer, 1986 -- valid
  Pseudotropheus crabro (Ribbink and Lewis, 1982) -- valid
  Pseudotropheus cyaneus Stauffer, 1988 -- valid
  Pseudotropheus demasoni Konings, 1994 -- valid
  Pseudotropheus elegans Trewavas, 1935 -- valid
  Pseudotropheus elongatus Fryer, 1956 -- valid
  Pseudotropheus estherae Konings, 1995 -- valid
  Pseudotropheus fainzilberi Staeck, 1976 -- valid
  Pseudotropheus flavus Stauffer, 1988 -- valid
  Pseudotropheus fuscoides Fryer, 1956 -- valid
  Pseudotropheus fuscus Trewavas, 1935 -- valid
  Pseudotropheus galanos Stauffer and Kellogg, 2002 -- valid
  Pseudotropheus hajomaylandi Meyer and Schartl, 1984 -- valid
  Pseudotropheus heteropictus Staeck, 1980 -- valid
  Pseudotropheus johannii Eccles, 1973 -- invalid
  Pseudotropheus lanisticola Burgess, 1976 -- valid
  Pseudotropheus livingstonii (Boulenger, 1899) -- valid
  Pseudotropheus lombardoi Burgess, 1977 -- valid
  Pseudotropheus longior Seegers, 1996 -- valid
  Pseudotropheus lucerna Trewavas, 1935 -- valid
  Pseudotropheus macrophthalmus Ahl, 1926 -- valid
  Pseudotropheus microstoma Trewavas, 1935 -- valid
  Pseudotropheus minutus Fryer, 1956 -- valid
  Pseudotropheus modestus Johnson, 1974 -- valid
  Pseudotropheus novemfasciatus Regan, 1922 -- valid
  Pseudotropheus purpuratus Johnson, 1976 -- valid
  Pseudotropheus pursus Stauffer, 1991 -- valid
  Pseudotropheus saulosi Konings, 1990 -- valid
  Pseudotropheus socolofi Johnson, 1974 -- valid
  Pseudotropheus tropheops Regan, 1922 -- valid -- golden tropheops, golden tropheops
  Pseudotropheus tropheops gracilior Trewavas, 1935 -- valid
  Pseudotropheus tropheops romandi Colombé, 1979 -- valid
  Pseudotropheus tropheops tropheops Regan, 1922 -- valid
  Pseudotropheus tursiops Burgess and Axelrod, 1975 -- valid
  Pseudotropheus williamsi (Günther, 1894) -- valid
  Pseudotropheus zebra (Boulenger, 1899) -- invalid -- Nyassa blue cichlid, zebra mbuna
  Pseudotrypauchen Hardenberg, 1931 -- valid
  Pseudotrypauchen multiradiatus Hardenberg, 1931 -- valid
  Pseudotylosurus Fernández-Yépez, 1948 -- valid
  Pseudotylosurus angusticeps (Günther, 1866) -- valid
  Pseudotylosurus microps (Günther, 1866) -- valid
  Pseudoxiphophorus Bleeker, 1860 -- invalid
  Pseudupeneus Bleeker, 1862 -- valid
  Pseudupeneus grandisquamis (Gill, 1863) -- valid -- bigscale goatfish, chivo escamudo, chivo
  Pseudupeneus ischyrus Snyder, 1907 -- invalid
  Pseudupeneus macronema (Lacepède, 1801) -- invalid -- longrayed goatfish
  Pseudupeneus maculatus (Bloch, 1793) -- valid -- spotted goatfish, salmonete colorado, chivo manchado
  Pseudupeneus orientalis Fowler, 1933 -- valid
  Pseudupeneus porphyreus Jenkins, 1903 -- invalid -- whitestriped goatfish, kumu, whitesaddle goatfish
  Pseudupeneus prayensis (Cuvier in Cuvier and Valenciennes, 1829) -- valid -- West African goatfish
  Pseudupeneus xanthopurpureus Fourmanoir, 1957 -- invalid
  Psilodraco Norman, 1937 -- valid
  Psilodraco breviceps Norman, 1937 -- valid
  Psilogobius Baldwin, 1972 -- valid
  Psilogobius mainlandi Baldwin, 1972 -- valid
  Psilogobius prolatus Watson and Lachner, 1985 -- valid
  Psilogobius randalli (Goren and Karplus, 1983) -- valid
  Psilotris Ginsburg, 1953 -- valid
  Psilotris alepis Ginsburg, 1953 -- valid -- scaleless goby, gobio de poceta, scaleless goby, gobio sin escamas
  Psilotris amblyrhynchus Smith and Baldwin, 1999 -- valid
  Psilotris batrachodes Böhlke, 1963 -- valid -- toadfish goby, gobio de sapo, toadfish goby, gobio sapito
  Psilotris boehlkei Greenfield, 1993 -- valid
  Psilotris celsus Böhlke, 1963 -- valid -- highspine goby, highspine goby, gobio espina alta
  Psilotris kaufmani Greenfield, Findley and Johnson, 1993 -- valid
  Pteracles Swainson, 1838 -- invalid
  Pteraclis Gronow, 1772 -- valid
  Pteraclis aesticola (Jordan and Snyder, 1901) -- valid -- Pacific fanfish, abanico del Pacífico
  Pteraclis carolinus Valenciennes in Cuvier and Valenciennes, 1833 -- valid
  Pteraclis velifer (Pallas, 1770) -- invalid -- fanfish, fanfish
  Pteraclis velifera (Pallas, 1770) -- valid
  Pteragogus Peters, 1855 -- valid
  Pteragogus aurigarius (Richardson, 1845) -- valid
  Pteragogus cryptus Randall, 1981 -- valid
  Pteragogus enneacanthus (Bleeker, 1853) -- valid
  Pteragogus flagellifer (Valenciennes in Cuvier and Valenciennes, 1839) -- valid -- cocktail wrasse, cocktailfish
  Pteragogus guttatus (Fowler and Bean, 1928) -- valid
  Pteragogus opercularis (Peters, 1855) -- invalid -- sideburn wrasse
  Pteragogus pelycus Randall, 1981 -- valid
  Pteragogus taeniops (Peters, 1855) -- valid -- cheekbar wrasse
  Pteranthias Weber, 1913 -- invalid
  Pteranthias longimanus (Weber, 1913) -- invalid
  Pterapogon Koumans, 1933 -- valid
  Pterapogon kauderni Koumans, 1933 -- valid
  Ptereleotris Gill, 1863 -- valid
  Ptereleotris arabica Randall and Hoese, 1985 -- valid
  Ptereleotris calliura (Jordan and Gilbert, 1882) -- valid -- blue dartfish, gobio dardo azul
  Ptereleotris calliurus (Jordan and Gilbert, 1882) -- invalid
  Ptereleotris carinata Bussing, 2001 -- valid -- gobio dardo panámico, Panamic dartfish
  Ptereleotris evides (Jordan and Hubbs, 1925) -- valid
  Ptereleotris grammica Randall and Lubbock, 1982 -- valid
  Ptereleotris hanae (Jordan and Snyder, 1901) -- valid
  Ptereleotris helenae (Randall, 1968) -- valid -- gobio azul, hovering goby, hovering dartfish
  Ptereleotris heteroptera (Bleeker, 1855) -- valid -- indigo hover goby, indigo hover goby
  Ptereleotris lineopinnis (Fowler, 1935) -- valid
  Ptereleotris melanopogon Randall and Hoese, 1985 -- valid
  Ptereleotris microlepis (Bleeker, 1856) -- valid
  Ptereleotris monoptera Randall and Hoese, 1985 -- valid
  Ptereleotris randalli Gasparini, Rocha and Floeter, 2001 -- valid
  Ptereleotris tricolor Smith, 1957 -- invalid
  Ptereleotris uroditaenia Randall and Hoese, 1985 -- valid
  Ptereleotris zebra (Fowler, 1938) -- valid
  Pterobrycon Eigenmann, 1913 -- valid
  Pterobrycon landoni Eigenmann, 1913 -- valid
  Pterobrycon minutus (Eigenmann and Wilson in Eigenmann, Henn and Wilson, 1914) -- valid
  Pterobrycon myrnae Bussing, 1974 -- valid
  Pterocaesio Bleeker, 1876 -- valid
  Pterocaesio capricornis Smith and Smith, 1963 -- valid -- Capricorn fusilier, Fusilier capricorne, Fusilero capricornio
  Pterocaesio chrysozona (Cuvier in Cuvier and Valenciennes, 1830) -- valid -- Yellowband Fusilier, Goldband fusilier, Caesio à ceinture d'or, Fusilero cinta dorada
  Pterocaesio digramma (Bleeker, 1864) -- valid -- darkbanded fusilier, double lined fusilier, Doubleline Fusilier, Double-lined fusilier, Fusilier à deux bandes jaunes, Fusilero de dos bandas
  Pterocaesio lativittata Carpenter, 1987 -- valid -- wide-band fusilier
  Pterocaesio marri Schultz in Schultz et al., 1953 -- valid -- Marr's fusilier, Bigtail Fusilier
  Pterocaesio pisang (Bleeker, 1853) -- valid -- Banana fusilier, Fusilier banane, Fusilero banana
  Pterocaesio randalli Carpenter, 1987 -- valid -- Randall's fusilier
  Pterocaesio tessellata Carpenter, 1987 -- valid -- One-stripe fusilier, Fusilier à une bande, Fusilero de una banda
  Pterocaesio tile (Cuvier in Cuvier and Valenciennes, 1830) -- valid -- Neon Fusilier, Dark-banded fusilier, Fusilier à ligne olive, Fusilero aceitunero
  Pterocaesio trilineata Carpenter, 1987 -- valid -- three-stripe fusilier, thre-stripe fusilier, Threestripe Fusilier
  Pterochromis Trewavas, 1973 -- valid
  Pterochromis congicus (Boulenger, 1897) -- valid
  Pterogobius Gill, 1863 -- valid
  Pterogobius elapoides (Günther, 1872) -- valid -- serpentine goby, serpentine goby
  Pterogobius virgo (Temminck and Schlegel, 1845) -- valid
  Pterogobius zacalles Jordan and Snyder, 1901 -- valid
  Pterogobius zonoleucus Jordan and Snyder, 1901 -- valid
  Pterogymnus Smith, 1938 -- valid
  Pterogymnus laniarius (Valenciennes in Cuvier and Valenciennes, 1830) -- valid
  Pterohemiodus Fowler, 1940 -- invalid
  Pterolebias Garman, 1895 -- valid
  Pterolebias bokermanni Travassos, 1955 -- valid
  Pterolebias elegans Ladiges, 1958 -- invalid
  Pterolebias longipinnis Garman, 1895 -- valid -- longfin killifish, longfin killifish
  Pterolebias phasianus Costa, 1988 -- valid
  Pterolebias zonatus Myers, 1935 -- invalid
  Pterophyllum Heckel, 1840 -- valid -- angelfishes, angelfishes
  Pterophyllum altum Pellegrin, 1903 -- valid -- deep angelfish, deep angelfish
  Pterophyllum eimekei Ahl, 1928 -- invalid -- lesser angelfish, lesser angelfish
  Pterophyllum leopoldi (Gosse, 1963) -- valid
  Pterophyllum scalare (Schultze in Lichtenstein, 1823) -- valid -- angelfish, freshwater angelfish, angelfish, freshwater angelfish, lesser angelfish
  Pteropsaron Jordan and Snyder, 1902 -- valid
  Pteropsaron evolans Jordan and Snyder, 1902 -- valid
  Pteropsaron heemstrai Nelson, 1982 -- valid
  Pteropsaron incisum Gilbert, 1905 -- valid
  Pteroscion Fowler, 1925 -- valid
  Pteroscion peli (Bleeker, 1863) -- valid
  Pterosynchiropus Nakabo, 1982 -- valid
  Pterosynchiropus occidentalis (Fricke, 1983) -- valid
  Pterothrissus Hilgendorf, 1877 -- valid
  Pterothrissus belloci Cadenat, 1937 -- valid
  Pterothrissus gissu Hilgendorf, 1877 -- valid
  Pterotolithus Fowler, 1933 -- valid
  Pterotolithus lateoides (Bleeker, 1850) -- valid
  Pterotolithus maculatus (Cuvier in Cuvier and Valenciennes, 1830) -- valid
  Pterycombus Fries, 1837 -- valid
  Pterycombus brama Fries, 1837 -- valid -- Atlantic fanfish, silver sea bream
  Pterycombus goodei (Jordan, 1919) -- invalid
  Pterycombus petersii (Hilgendorf, 1878) -- valid -- prickley pomfret, prickley pomfret
  Ptilichthys Bean, 1881 -- valid
  Ptilichthys goodei Bean, 1881 -- valid -- quillfish
  Ptychocharax Weitzman, Fink, Machado-Allison and Royero L., 1994 -- valid
  Ptychocharax rhyacophila Weitzman, Fink, Machado-Allison and Royero L., 1994 -- valid
  Ptychochromis Steindachner, 1880 -- valid
  Ptychochromis grandidieri Sauvage, 1892 -- valid
  Ptychochromis inornatus Sparks, 2002 -- valid
  Ptychochromis oligacanthus (Bleeker, 1868) -- valid
  Ptychochromoides Kiener and Maugé, 1966 -- valid
  Ptychochromoides betsileanus (Boulenger, 1899) -- valid
  Ptychochromoides katria Reinthal and Stiassny, 1997 -- valid
  Ptychochromoides vondrozo Sparks and Reinthal, 2001 -- valid
  Ptyochromis Greenwood, 1980 -- invalid
  Pugnaso Whitley, 1948 -- valid
  Pugnaso curtirostris (Castelnau, 1872) -- valid
  Pundamilia Seehausen and Lippitsch in Seehausen et al., 1998 -- valid
  Pundamilia azurea Seehausen and Lippitsch in Seehausen, Lippitsch, Bouton and Zwennes, 1998 -- valid
  Pundamilia igneopinnis Seehausen and Lippitsch in Seehausen, Lippitsch, Bouton and Zwennes, 1998 -- valid
  Pundamilia macrocephala Seehausen and Bouton in Seehausen, Lippitsch, Bouton and Zwennes, 1998 -- valid
  Pundamilia pundamilia Seehausen and Bouton in Seehausen, Lippitsch, Bouton and Zwennes, 1998 -- valid
  Pungitius Coste, 1848 -- valid -- ninespine sticklebacks
  Pungitius bussei (Warpachowski in Warpachowski and Herzenstein, 1888) -- valid
  Pungitius hellenicus Stephanidis, 1971 -- valid
  Pungitius platygaster (Kessler, 1859) -- valid
  Pungitius pungitius (Linnaeus, 1758) -- valid -- ninespine stickleback, tenspined stickleback, épinoche à neuf épines
  Pungitius sinensis (Guichenot, 1869) -- valid
  Pungitius tymensis (Nikolskii, 1889) -- valid
  Pungu Trewavas in Trewavas, Green and Corbet, 1972 -- valid
  Pungu maclareni (Trewavas, 1962) -- valid
  Puntazzo Bleeker, 1876 -- valid
  Puntazzo puntazzo (Cetti, 1777) -- invalid
  Puzanovia Fedorov, 1975 -- valid
  Puzanovia rubra Fedorov, 1975 -- valid
  Puzanovia virgata Fedorov, 1982 -- valid
  Pycnomma Rutter, 1904 -- valid
  Pycnomma roosevelti Ginsburg, 1939 -- valid
  Pycnomma semisquamatum Rutter, 1904 -- valid -- gobio furtivo, secret goby
  Pygocentrus Müller and Troschel, 1844 -- valid
  Pygocentrus altus Gill, 1870 -- invalid
  Pygocentrus cariba (Humboldt in Humboldt and Valenciennes, 1821) -- valid
  Pygocentrus dulcis Kner, 1860 -- invalid
  Pygocentrus melanurus Kner, 1860 -- invalid
  Pygocentrus nattereri Kner, 1858 -- valid
  Pygocentrus niger (Jardine and Schomburgk in Schomburgk, 1841) -- invalid
  Pygocentrus palometa Valenciennes in Cuvier and Valenciennes, 1850 -- valid
  Pygocentrus piraya (Cuvier, 1819) -- valid
  Pygocentrus stigmaterythraeus Fowler, 1911 -- invalid
  Pygoplites Fraser-Brunner, 1933 -- valid
  Pygoplites diacanthus (Boddaert, 1772) -- valid -- royal angelfish
  Pygopristis Müller and Troschel, 1844 -- valid
  Pygopristis denticulatus (Cuvier, 1819) -- valid
  Pyosicus Smith, 1960 -- invalid
  Pyosicus niger Smith, 1960 -- invalid -- black minigoby, black minigoby
  Pyrolycus Machida and Hashimoto, 2002 -- valid
  Pyrolycus manusanus Machida and Hashimoto, 2002 -- valid
  Pyrrhulina Valenciennes in Cuvier and Valenciennes, 1846 -- valid
  Pyrrhulina australe Eigenmann and Kennedy, 1903 -- valid
  Pyrrhulina beni Pearson, 1924 -- valid
  Pyrrhulina brevis Steindachner, 1876 -- valid -- short pyrrhulina, short pyrrhulina
  Pyrrhulina eleanorae Fowler, 1940 -- valid
  Pyrrhulina elongata Zarske and Géry, 2001 -- valid
  Pyrrhulina filamentosa Valenciennes in Cuvier and Valenciennes, 1847 -- valid
  Pyrrhulina laeta (Cope, 1872) -- valid
  Pyrrhulina lugubris Eigenmann, 1922 -- valid
  Pyrrhulina macrolepis Ahl and Schindler, 1937 -- valid
  Pyrrhulina maxima Eigenmann and Eigenmann, 1889 -- valid
  Pyrrhulina melanostoma (Cope, 1870) -- valid
  Pyrrhulina obermulleri Myers, 1926 -- valid
  Pyrrhulina rachoviana Myers, 1926 -- valid
  Pyrrhulina semifasciata Steindachner, 1876 -- valid
  Pyrrhulina spilota Weitzman, 1960 -- valid
  Pyrrhulina stoli Boeseman, 1953 -- valid
  Pyrrhulina vittata Regan, 1912 -- valid -- striped pyrrhulina, striped pyrrhulina
  Pyrrhulina zigzag Zarske and Géry, 1997 -- valid
  Pythonichthys Poey, 1868 -- valid
  Pythonichthys asodes Rosenblatt and Rubinoff, 1972 -- valid -- Pacific mud eel, anguila de fango del Pacífico
  Pythonichthys macrurus (Regan, 1912) -- valid
  Pythonichthys microphthalmus (Regan, 1912) -- valid
  Pythonichthys sanguineus Poey, 1868 -- valid -- morena sanguínea
  Pyxichromis Greenwood, 1980 -- valid
  Pyxichromis orthostoma (Regan, 1922) -- valid
  Pyxichromis parorthostoma (Greenwood, 1967) -- valid
  Quassiremus Jordan and Davis, 1891 -- valid
  Quassiremus ascensionis (Studer, 1889) -- valid -- blackspotted snake eel
  Quassiremus evionthas (Jordan and Bollman, 1890) -- valid
  Quassiremus nothochir (Gilbert, 1890) -- valid -- redsaddled snake eel, tieso bisagra
  Quassiremus polyclitellum Castle, 1996 -- valid
  Quietula Jordan and Evermann in Jordan and Starks, 1895 -- valid
  Quietula y-cauda (Jenkins and Evermann, 1889) -- valid -- shadow goby, gobio sombreado
  Quinquarias capensis (Cuvier in Cuvier and Valenciennes, 1829) -- invalid -- cape armorhead, Cape armorhead
  Quinquarius Jordan, 1907 -- invalid
  Quinquarius capensis (Cuvier in Cuvier and Valenciennes, 1829) -- invalid
  Quintana Hubbs, 1934 -- valid
  Quintana atrizona Hubbs, 1934 -- valid
  Quirichthys Whitley, 1951 -- invalid
  Quisquilius Jordan and Evermann, 1903 -- invalid
  Quisquilius aureoviridis Gosline, 1959 -- invalid
  Quisquilius eugenius Jordan and Evermann, 1903 -- invalid
  Quisquilius hipoliti (Metzelaar, 1922) -- invalid
  Quisquilius limbatosquamis Gosline, 1959 -- invalid
  Rabaulichthys Allen, 1984 -- valid
  Rabaulichthys altipinnis Allen, 1984 -- valid
  Rabaulichthys stigmaticus Randall and Pyle, 1989 -- valid
  Rabaulichthys suzukii Masuda and Randall, 2001 -- valid
  Rabdophorus Swainson, 1839 -- invalid
  Rabula Jordan and Davis, 1891 -- invalid
  Rabula fuscomaculata Schultz in Schultz, Herald, Lachner, Welander and Woods, 1953 -- invalid
  Racenisia Mago-Leccia, 1994 -- valid
  Racenisia fimbriipinna Mago-Leccia, 1994 -- valid
  Rachovia Myers, 1927 -- valid
  Rachovia brevis (Regan, 1912) -- valid
  Rachovia hummelincki de Beaufort, 1940 -- valid
  Rachovia maculipinnis (Radda, 1964) -- valid
  Rachovia pyropunctata Taphorn and Thomerson, 1978 -- valid
  Rachovia stellifer (Thomerson and Turner, 1973) -- valid
  Rachoviscus Myers, 1926 -- valid
  Rachoviscus crassiceps Myers, 1926 -- valid
  Rachoviscus graciliceps Weitzman and Cruz, 1981 -- valid
  Rachycentron Kaup, 1826 -- valid
  Rachycentron canadum (Linnaeus, 1766) -- valid -- cobia, cobia
  Racovitzia Dollo, 1900 -- valid
  Racovitzia glacialis Dollo, 1900 -- valid
  Racovitzia harrissoni (Waite, 1916) -- valid
  Radiicephalus Osório, 1917 -- valid
  Radiicephalus elongatus Osório, 1917 -- valid
  Rainfordia McCulloch, 1923 -- valid
  Rainfordia opercularis McCulloch, 1923 -- valid
  Raja georgiana Norman, 1938 -- invalid
  Randallichthys Anderson, Kami and Johnson, 1977 -- valid
  Randallichthys filamentosus (Fourmanoir, 1970) -- valid -- Randall's snapper, Vivaneau de Randall, Pargo de Randall
  Rastrelliger Jordan and Starks in Jordan and Dickerson, 1908 -- valid -- chub mackerels
  Rastrelliger brachysoma (Bleeker, 1851) -- valid -- short mackerel, shortbodied mackerel, caballa rechoncha, maquereau trapu
  Rastrelliger faughni Matsui, 1967 -- valid -- island mackerel, caballa isleña, maquereau des îles
  Rastrelliger kanagurta (Cuvier, 1816) -- valid -- rakegilled mackerel, caballa de la India, maquereau des Indes, longjawed mackerel, Indian mackerel
  Rastrelliger serventyi Whitley, 1944 -- invalid
  Rathbunella Jordan and Evermann, 1896 -- valid
  Rathbunella alleni Gilbert, 1904 -- valid -- rough ronquil, rough ronquil, ronco pelón aletirrayada, stripefin ronquil
  Rathbunella hypoplecta (Gilbert in Soldatov and Lindberg, 1890) -- valid -- smooth ronquil, bluebanded ronquil, ronco pelón rayado
  Ratsirakia Maugé, 1984 -- valid
  Ratsirakia legendrei (Pellegrin, 1919) -- valid
  Redigobius Herre, 1927 -- valid -- dualspot gobies
  Redigobius amblyrhynchus (Bleeker, 1878) -- valid
  Redigobius balteatops (Smith, 1959) -- invalid
  Redigobius balteatus (Herre, 1935) -- valid
  Redigobius bikolanus (Herre, 1927) -- valid -- checkered dualspot goby
  Redigobius chrysosoma (Bleeker, 1875) -- valid
  Redigobius dewaali (Weber, 1897) -- valid
  Redigobius dispar (Peters, 1868) -- valid
  Redigobius leptochilus (Bleeker, 1875) -- valid
  Redigobius leveri (Fowler, 1943) -- valid
  Redigobius macrostoma (Günther, 1861) -- valid
  Redigobius penango (Popta, 1922) -- valid
  Redigobius roemeri (Weber, 1911) -- valid -- spotfin dualspot goby
  Redigobius sapangus (Herre, 1927) -- valid
  Redigobius tambujon (Bleeker, 1854) -- valid
  Redigobius vergeri (Bleeker, 1867) -- valid
  Regalecus Ascanius, 1772 -- valid -- oarfishes
  Regalecus argenteus Parker, 1884 -- invalid
  Regalecus glesne Ascanius, 1772 -- valid -- oarfish, rey de los arenques
  Regalecus kinoi Castro-Aguirre, Arvizu-Martinez and Alarcon-Gonzalez, 1991 -- valid
  Regalecus pacificus Haast, 1878 -- valid
  Regalecus russelii (Cuvier, 1816) -- valid
  Reganochromis Whitley, 1929 -- valid
  Reganochromis calliurus (Boulenger, 1901) -- valid
  Remilegia Gill, 1862 -- invalid
  Remora Gill, 1862 -- valid
  Remora australis (Bennett, 1840) -- valid -- whalesucker, rémora ballenera
  Remora brachyptera (Lowe, 1839) -- valid -- spearfish remora, pez pega robusto, rémora robusta
  Remora osteochir (Cuvier, 1829) -- valid -- marlinsucker, pez pega disco, rémora marlinera
  Remora remora (Linnaeus, 1758) -- valid -- remora, common remora, rémora tiburonera
  Remora scutata (Günther, 1860) -- invalid -- ceylonese remora, Ceylonese remora
  Remorina Jordan and Evermann, 1896 -- valid
  Remorina albescens (Temminck and Schlegel, 1850) -- valid -- white suckerfish
  Remoropsis Gill, 1863 -- invalid
  Renova Thomerson and Taphorn, 1995 -- valid
  Renova oscari Thomerson and Taphorn, 1995 -- valid
  Repomucenus Whitley, 1931 -- valid
  Repomucenus calcaratus (Macleay, 1881) -- valid -- stinkfish
  Repomucenus huguenini (Bleeker, 1858-59) -- valid
  Repomucenus koreanus Nakabo, Jeon and Li, 1987 -- valid
  Repomucenus leucopoecilus (Fricke and Lee, 1993) -- valid
  Repomucenus lunatus (Temminck and Schlegel, 1845) -- valid
  Repomucenus olidus (Günther, 1873) -- valid
  Repomucenus ornatipinnis (Regan, 1905) -- valid
  Repomucenus virgis (Jordan and Fowler, 1903) -- valid
  Reporhamphus Whitley, 1931 -- invalid
  Reporhamphus ihi (Phillipps, 1932) -- invalid
  Retroculus Eigenmann and Bray, 1894 -- valid
  Retroculus lapidifer (Castelnau, 1855) -- valid
  Retroculus septentrionalis Gosse, 1971 -- valid
  Retroculus xinguensis Gosse, 1971 -- valid
  Rexea Waite, 1911 -- valid
  Rexea alisae Roberts and Stewart, 1997 -- valid
  Rexea antefurcata Parin, 1989 -- valid -- long-finned escolar, long-finned gemfish
  Rexea bengalensis (Alcock, 1894) -- valid -- Bengal escolar, small gemfish
  Rexea brevilineata Parin, 1989 -- valid -- short-lined escolar
  Rexea nakamurai Parin, 1989 -- valid -- Nakamura's escolar
  Rexea prometheoides (Bleeker, 1856) -- valid -- Prometheus gemfish, royal escolar
  Rexea solandri (Cuvier in Cuvier and Valenciennes, 1832) -- valid -- common gemfish, hake, king barracuda, kingfish, silver gemfish
  Rexichthys Parin and Astakhov, 1987 -- valid
  Rexichthys johnpaxtoni Parin and Astakhov, 1987 -- valid -- Paxton's escolar
  Rhabdalestes Hoedeman, 1951 -- valid
  Rhabdalestes brevidorsalis (Pellegrin, 1921) -- valid
  Rhabdalestes leleupi Poll, 1967 -- valid
  Rhabdalestes maunensis (Fowler, 1935) -- valid
  Rhabdalestes rhodesiensis (Ricardo-Bertram, 1943) -- valid
  Rhabdalestes septentrionalis (Boulenger, 1911) -- valid
  Rhabdalestes tangensis (Lönnberg, 1907) -- valid
  Rhabdamia Weber, 1909 -- valid
  Rhabdamia clupeiformis Weber, 1909 -- valid
  Rhabdamia cypselura Weber, 1909 -- valid
  Rhabdamia cypselurus Weber, 1909 -- invalid
  Rhabdamia gracilis (Bleeker, 1856) -- valid -- arrow cardinal, arrow cardinal
  Rhabdamia mentalis (Evermann and Seale, 1907) -- valid
  Rhabdamia nigrimentum (Smith, 1961) -- valid
  Rhabdamia nuda (Regan, 1905) -- valid
  Rhabdamia spilota Allen and Kuiter, 1994 -- valid
  Rhabdoblennius Whitley, 1930 -- valid
  Rhabdoblennius ellipes (Jordan and Starks, 1906) -- valid
  Rhabdoblennius nitidus (Günther, 1861) -- valid
  Rhabdoblennius rhabdotrachelus (Fowler and Ball, 1924) -- invalid
  Rhabdoblennius snowi (Fowler, 1928) -- valid
  Rhabdoblennius walensis (Herre, 1935) -- valid
  Rhabdolichops Eigenmann and Allen, 1942 -- valid
  Rhabdolichops caviceps (Fernández-Yépez, 1968) -- valid
  Rhabdolichops eastwardi Lundberg and Mago-Leccia, 1986 -- valid
  Rhabdolichops electrogrammus Lundberg and Mago-Leccia, 1986 -- valid
  Rhabdolichops jegui Keith and Meunier, 2000 -- valid
  Rhabdolichops stewarti Lundberg and Mago-Leccia, 1986 -- valid
  Rhabdolichops troscheli (Kaup, 1856) -- valid
  Rhabdolichops zareti Lundberg and Mago-Leccia, 1986 -- valid
  Rhabdosargus Fowler, 1933 -- valid
  Rhabdosargus globiceps (Valenciennes in Cuvier and Valenciennes, 1830) -- valid
  Rhabdosargus haffara (Forsskål, 1775) -- valid
  Rhabdosargus holubi (Steindachner, 1881) -- valid
  Rhabdosargus sarba (Forsskål, 1775) -- valid
  Rhabdosargus thorpei Smith, 1979 -- valid
  Rhacochilus Agassiz, 1854 -- valid
  Rhacochilus toxotes Agassiz, 1854 -- valid -- rubberlip seaperch, mojarra labios de hule
  Rhacochilus vacca (Girard, 1855) -- valid -- pile perch, mojarra muellera
  Rhadinocentrus Regan, 1914 -- valid
  Rhadinocentrus ornatus Regan, 1914 -- valid
  Rhamphichthys Müller and Troschel, 1849 -- valid
  Rhamphichthys apurensis (Fernández-Yépez, 1968) -- valid
  Rhamphichthys atlanticus Triques, 1999 -- valid
  Rhamphichthys drepanium Triques, 1999 -- valid
  Rhamphichthys elegans Steindachner, 1880 -- invalid
  Rhamphichthys hahni (Meinken, 1937) -- valid
  Rhamphichthys lineatus Castelnau, 1855 -- valid
  Rhamphichthys longior Triques, 1999 -- valid
  Rhamphichthys marmoratus Castelnau, 1855 -- valid
  Rhamphichthys rostratus (Linnaeus, 1766) -- valid
  Rhamphichthys schomburgki Kaup, 1856 -- valid
  Rhamphocetichthys Paxton, 1989 -- valid
  Rhamphocetichthys savagei Paxton, 1989 -- valid
  Rhamphochromis Regan, 1922 -- valid
  Rhamphochromis brevis Trewavas, 1935 -- valid
  Rhamphochromis esox (Boulenger, 1908) -- valid
  Rhamphochromis ferox Regan, 1922 -- valid
  Rhamphochromis leptosoma Regan, 1922 -- valid
  Rhamphochromis longiceps (Günther, 1864) -- valid
  Rhamphochromis lucius Ahl, 1926 -- valid
  Rhamphochromis macrophthalmus Regan, 1922 -- valid
  Rhamphochromis woodi Regan, 1922 -- valid
  Rhaphiodon Agassiz in Spix and Agassiz, 1829 -- valid
  Rhaphiodon vulpinus Agassiz in Spix and Agassiz, 1829 -- valid
  Rhechias Jordan, 1921 -- invalid
  Rhechias armiger Jordan, 1921 -- invalid
  Rhechias bullisi Smith and Kanazawa, 1977 -- invalid
  Rhechias polypora Smith and Kanazawa, 1977 -- invalid
  Rhechias thysanochila (Reid, 1934) -- invalid -- conger eel, congrina
  Rhechias vicinalis (Garman, 1899) -- invalid
  Rheocles Jordan and Hubbs in Jordan, 1919 -- valid
  Rheocles alaotrensis (Pellegrin, 1914) -- valid
  Rheocles derhami Stiassny and Rodriguez, 2001 -- valid
  Rheocles lateralis Stiassny and Reinthal, 1992 -- valid
  Rheocles pellegrini (Nichols and La Monte, 1931) -- valid
  Rheocles sikorae (Sauvage, 1891) -- valid
  Rheocles vatosoa Stiassny, Rodriguez and Loiselle, 2002 -- valid
  Rheocles wrightae Stiassny, 1990 -- valid
  Rheocloides Nichols and La Monte, 1931 -- invalid
  Rhinobrycon Myers, 1944 -- valid
  Rhinobrycon negrensis Myers, 1944 -- valid
  Rhinogobiops Hubbs, 1926 -- valid
  Rhinogobiops nicholsii (Bean, 1882) -- valid -- blackeye goby, gobio triste
  Rhinogobius Gill, 1859 -- valid
  Rhinogobius albimaculatus Chen, Kottelat and Miller, 1999 -- valid
  Rhinogobius brunneus (Temminck and Schlegel, 1845) -- valid
  Rhinogobius carpenteri Seale, 1910 -- valid
  Rhinogobius changjiangensis Chen, Miller, Wu and Fang, 2002 -- valid
  Rhinogobius chiengmaiensis Fowler, 1934 -- valid
  Rhinogobius cliffordpopei (Nichols, 1925) -- valid
  Rhinogobius criniger (Valenciennes in Cuvier and Valenciennes, 1837) -- invalid
  Rhinogobius davidi (Sauvage and Dabry de Thiersant, 1874) -- valid
  Rhinogobius delicatus Chen and Shao, 1996 -- valid
  Rhinogobius duospilus (Herre, 1935) -- valid
  Rhinogobius flumineus (Mizuno, 1960) -- valid
  Rhinogobius genanematus Zhong and Tzeng, 1998 -- valid
  Rhinogobius gigas Aonuma and Chen, 1996 -- valid
  Rhinogobius giurinus (Rutter, 1897) -- valid
  Rhinogobius henchuenensis Chen and Shao, 1996 -- valid
  Rhinogobius honghensis Chen, Yang and Chen, 1999 -- valid
  Rhinogobius lanyuensis Chen, Miller and Fang, 1998 -- valid
  Rhinogobius leavelli (Herre, 1935) -- valid
  Rhinogobius lentiginis (Wu and Zheng in Zheng and Wu, 1985) -- valid
  Rhinogobius lindbergi Berg, 1933 -- valid
  Rhinogobius lineatus Chen, Kottelat and Miller, 1999 -- valid
  Rhinogobius linshuiensis Chen, Miller, Wu and Fang, 2002 -- valid
  Rhinogobius maculafasciatus Chen and Shao, 1996 -- valid
  Rhinogobius maculicervix Chen and Kottelat, 2000 -- valid
  Rhinogobius mekongianus (Pellegrin and Fang, 1940) -- valid
  Rhinogobius milleri Chen and Kottelat in Kottelat, 2001 -- valid
  Rhinogobius multimaculatus (Wu and Zheng in Zheng and Wu, 1985) -- valid
  Rhinogobius nammaensis Chen and Kottelat in Kottelat, 2001 -- valid
  Rhinogobius nandujiangensis Chen, Miller, Wu and Fang, 2002 -- valid
  Rhinogobius nantaiensis Aonuma and Chen, 1996 -- valid
  Rhinogobius rubromaculatus Lee and Chang, 1996 -- valid
  Rhinogobius similis Gill, 1859 -- valid
  Rhinogobius simulans (Smith, 1931) -- invalid
  Rhinogobius taenigena Chen, Kottelat and Miller, 1999 -- valid
  Rhinogobius vermiculatus Chen and Kottelat in Kottelat, 2001 -- valid
  Rhinogobius wangchuangensis Chen, Miller, Wu and Fang, 2002 -- valid
  Rhinogobius xianshuiensis Chen, Wu and Shao, 1999 -- valid
  Rhinomuraena Garman, 1888 -- valid
  Rhinomuraena ambonensis Barbour, 1908 -- invalid
  Rhinomuraena quaesita Garman, 1888 -- valid
  Rhinopetitia Géry, 1964 -- valid
  Rhinopetitia myersi Géry, 1964 -- valid
  Rhinophichthus McCosker, 1999 -- valid
  Rhinophichthus penicillatus McCosker, 1999 -- valid
  Rhinoraja interrupta (Gill and Townsend, 1897) -- invalid
  Rhoadsia Fowler, 1911 -- valid
  Rhoadsia altipinna Fowler, 1911 -- valid
  Rhoadsia minor Eigenmann and Henn, 1914 -- valid
  Rhodymenichthys Jordan and Evermann, 1896 -- valid
  Rhodymenichthys dolichogaster (Pallas, 1814) -- valid -- stippled gunnel
  Rhombochirus Munro, 1964 -- invalid
  Rhombochirus osteochir (Cuvier, 1829) -- invalid
  Rhomboplites Gill, 1862 -- valid
  Rhomboplites aurorubens (Cuvier in Cuvier and Valenciennes, 1829) -- valid -- besugo, Vermilion Snapper, Vivaneau ti-yeux, Pargo cunaro
  Rhyacichthys Boulenger, 1901 -- valid
  Rhyacichthys aspro (Valenciennes in Cuvier and Valenciennes, 1837) -- valid -- loach goby, loach goby
  Rhyacichthys guilberti Dingerkus and Séret, 1992 -- valid
  Rhynchoconger Jordan and Hubbs, 1925 -- valid
  Rhynchoconger brachuata Chu and Chen, 1958 -- invalid
  Rhynchoconger brevirostris Chen and Weng, 1967 -- invalid
  Rhynchoconger ectenurus (Jordan and Richardson, 1909) -- valid
  Rhynchoconger flavus (Goode and Bean, 1896) -- valid -- yellow conger, congrio amarillo
  Rhynchoconger gracilior (Ginsburg, 1951) -- valid -- congrina filamentosa, whiptail conger, congrio grácil
  Rhynchoconger guppyi (Norman, 1925) -- valid
  Rhynchoconger nitens (Jordan and Bollman, 1890) -- valid -- needletail conger, congrio estilete
  Rhynchoconger squaliceps (Alcock, 1894) -- valid
  Rhynchoconger trewavasae Ben-Tuvia, 1993 -- valid
  Rhynchocymba Jordan and Hubbs, 1925 -- invalid
  Rhynchocymba nystromi (Jordan and Snyder, 1901) -- invalid
  Rhynchocymba nystromi nystromi (Jordan and Snyder, 1901) -- invalid
  Rhynchorhamphus Fowler, 1928 -- valid
  Rhynchorhamphus arabicus Parin and Shcherbachev, 1972 -- valid
  Rhynchorhamphus eclancheri (Valenciennes in Cuvier and Valenciennes, 1847) -- invalid
  Rhynchorhamphus georgii (Valenciennes in Cuvier and Valenciennes, 1847) -- valid -- longjawed garfish, spatula garfish
  Rhynchorhamphus malabaricus Collette, 1976 -- valid
  Rhynchorhamphus naga Collette, 1976 -- valid
  Rhytiodus Kner, 1858 -- valid
  Rhytiodus argenteofuscus Kner, 1858 -- valid
  Rhytiodus elongatus (Steindachner, 1908) -- valid
  Rhytiodus lauzannei Géry, 1987 -- valid
  Rhytiodus microlepis Kner, 1858 -- valid
  Ribeiroclinus Pinto, 1965 -- valid
  Ribeiroclinus eigenmanni (Jordan, 1888) -- valid
  Rimicola Jordan and Evermann in Jordan, 1896 -- valid
  Rimicola brevis Briggs, 1969 -- invalid
  Rimicola cabrilloi Briggs, 2002 -- valid -- Channel Islands clingfish
  Rimicola dimorpha Briggs, 1955 -- valid -- chupapiedra chiquita, southern clingfish
  Rimicola eigenmanni (Gilbert, 1890) -- valid -- slender clingfish, chupiedra flaca
  Rimicola muscarum (Meek and Pierson, 1895) -- valid -- chupapiedra sargacera, kelp clingfish
  Rimicola sila Briggs, 1955 -- valid -- chupapiedra de Guadalupe, Guadalupe clingfish
  Risor Ginsburg, 1933 -- valid
  Risor mirus Ginsburg, 1939 -- invalid
  Risor ruber (Rosén, 1911) -- valid -- gobio boquita, tusked goby, gobio de boca chica
  Rivulus Poey, 1860 -- valid -- rivulines
  Rivulus agilae Hoedeman, 1954 -- valid
  Rivulus altivelis Huber, 1992 -- valid
  Rivulus amanapira Costa, 2004 -- valid
  Rivulus amphoreus Huber, 1979 -- valid
  Rivulus apiamici Costa, 1989 -- valid
  Rivulus atratus Garman, 1895 -- valid
  Rivulus auratus Schreitmüller, 1928 -- valid
  Rivulus bahianus Huber, 1990 -- valid
  Rivulus beniensis Myers, 1927 -- valid
  Rivulus birkhahni Berkenkamp and Etzel, 1992 -- valid
  Rivulus boehlkei Huber and Fels, 1985 -- valid
  Rivulus brasiliensis (Valenciennes in Humboldt and Valenciennes, 1821) -- valid
  Rivulus breviceps Eigenmann, 1909 -- valid
  Rivulus brunneus Meek and Hildebrand, 1913 -- valid
  Rivulus campelloi Costa, 1990 -- valid
  Rivulus caudomarginatus Seegers, 1984 -- valid
  Rivulus caurae Radda, 2004 -- valid
  Rivulus christinae Huber, 1992 -- valid
  Rivulus chucunaque Breder, 1925 -- valid
  Rivulus cladophorus Huber, 1991 -- valid
  Rivulus compressus Henn, 1916 -- valid
  Rivulus corpulentus Thomerson and Taphorn, 1993 -- valid
  Rivulus cryptocallus Seegers, 1980 -- valid
  Rivulus cylindraceus Poey, 1860 -- valid -- green rivulus, Cuban rivulus, green rivulus, rivulo cubano
  Rivulus decoratus Costa, 1989 -- valid
  Rivulus deltaphilus Seegers, 1983 -- valid
  Rivulus depressus Costa, 1991 -- valid
  Rivulus derhami Fels and Huber, 1985 -- valid
  Rivulus dibaphus Myers, 1927 -- valid
  Rivulus dorni Myers, 1924 -- invalid -- dorn's rivulus, Dorn's rivulus
  Rivulus elegans Steindachner, 1880 -- valid
  Rivulus elongatus Fels and de Rham, 1981 -- valid
  Rivulus erberi Berkenkamp, 1989 -- valid
  Rivulus frenatus Eigenmann, 1912 -- valid
  Rivulus frommi Berkenkamp and Etzel, 1993 -- valid
  Rivulus fuscolineatus Bussing, 1980 -- valid
  Rivulus garciai de la Cruz and Dubitsky, 1976 -- valid -- Matanzas rivulus, rivulo matancero
  Rivulus geayi Vaillant, 1899 -- valid
  Rivulus glaucus Bussing, 1980 -- valid
  Rivulus gransabanae Lasso, Taphorn and Thomerson, 1992 -- valid
  Rivulus haraldsiolii Berkenkamp, 1984 -- valid
  Rivulus harti (Boulenger, 1890) -- invalid -- giant rivulus, Hart's rivulus, rainfish, Trinidad rivulus
  Rivulus hartii (Boulenger, 1890) -- valid -- Hart's rivulus, rainfish, Trinidad rivulus, giant rivulus
  Rivulus hildebrandi Myers, 1927 -- valid
  Rivulus holmiae Eigenmann, 1909 -- valid
  Rivulus igneus Huber, 1991 -- valid
  Rivulus immaculatus Thomerson, Nico and Taphorn, 1991 -- valid
  Rivulus insulaepinorum de la Cruz and Dubitsky, 1976 -- valid -- Isle of Pines rivulus, rivulo pinero
  Rivulus intermittens Fels and de Rham, 1981 -- valid
  Rivulus iridescens Fels and de Rham, 1981 -- valid
  Rivulus isthmensis Garman, 1895 -- valid
  Rivulus janeiroensis Costa, 1991 -- valid
  Rivulus jucundus Huber, 1992 -- valid
  Rivulus kuelpmanni Berkenkamp and Etzel, 1993 -- valid
  Rivulus lanceolatus Eigenmann, 1909 -- valid
  Rivulus leucurus Fowler, 1944 -- valid
  Rivulus limoncochae Hoedeman, 1962 -- valid
  Rivulus luelingi Seegers, 1984 -- valid
  Rivulus lungi Berkenkamp, 1984 -- valid
  Rivulus lyricauda Thomerson, Berkenkamp and Taphorn, 1991 -- valid
  Rivulus magdalenae Eigenmann and Henn in Henn, 1916 -- valid
  Rivulus marmoratus Poey, 1880 -- valid -- mangrove rivulus, rivulus, almirante de manglar, Matanzas rivulus, rivulo de mangle, rivulo matancero
  Rivulus mazaruni Myers, 1924 -- valid
  Rivulus micropus (Steindachner, 1863) -- valid
  Rivulus modestus Costa, 1991 -- valid
  Rivulus monikae Berkenkamp and Etzel, 1995 -- valid
  Rivulus monticola Staeck and Schindler, 1997 -- valid
  Rivulus montium Hildebrand, 1938 -- valid
  Rivulus nicoi Thomerson and Taphorn, 1992 -- valid
  Rivulus nudiventris Costa and Brasil, 1991 -- valid
  Rivulus ocellatus Hensel, 1868 -- invalid -- ocellated rivulus, ocellated rivulus
  Rivulus ophiomimus Huber, 1992 -- valid
  Rivulus ornatus Garman, 1895 -- valid
  Rivulus pacificus Huber, 1992 -- valid
  Rivulus paracatuensis Costa, 2003 -- valid
  Rivulus parnaibensis Costa, 2003 -- valid
  Rivulus peruanus (Regan, 1903) -- valid
  Rivulus pictus Costa, 1989 -- valid
  Rivulus punctatus Boulenger, 1895 -- valid
  Rivulus rectocaudatus Fels and de Rham, 1981 -- valid
  Rivulus roloffi Roloff, 1938 -- valid -- roloff's rivulus, Roloff's rivulus
  Rivulus romeri Costa, 2003 -- valid
  Rivulus rubrolineatus Fels and de Rham, 1981 -- valid
  Rivulus santensis Köhler, 1906 -- valid -- santos rivulus, santos rivulus
  Rivulus siegfriedi Bussing, 1980 -- valid
  Rivulus speciosus Fels and de Rham, 1981 -- valid
  Rivulus stagnatus Eigenmann, 1909 -- valid
  Rivulus strigatus Regan, 1912 -- valid -- herringbone rivulus, herringbone rivulus
  Rivulus taeniatus Fowler, 1945 -- valid
  Rivulus tecminae Thomerson, Nico and Taphorn, 1992 -- valid
  Rivulus tenuis (Meek, 1904) -- valid -- almirante del Hule, Maya rivulus
  Rivulus tessellatus Huber, 1992 -- valid
  Rivulus torrenticola Vermeulen and Isbrücker, 2000 -- valid
  Rivulus uakti Costa, 2004 -- valid
  Rivulus uroflammeus Bussing, 1980 -- valid
  Rivulus urophthalmus Günther, 1866 -- valid -- golden rivulus, green rivulus, golden rivulus, green rivulus
  Rivulus villwocki Berkenkamp and Etzel, 1997 -- valid
  Rivulus waimacui Eigenmann, 1909 -- valid
  Rivulus wassmanni Berkenkamp and Etzel, 1999 -- valid
  Rivulus weberi Huber, 1992 -- valid
  Rivulus xanthonotus Ahl, 1926 -- valid -- yellowback rivulus, yellowback rivulus
  Rivulus xiphidius Huber, 1979 -- valid
  Rivulus zygonectes Myers, 1927 -- valid
  Roa Jordan, 1923 -- valid
  Roa excelsa (Jordan, 1921) -- valid
  Roa jayakari (Norman, 1939) -- valid
  Roa modestus (Temminck and Schlegel, 1844) -- valid
  Robinsia Böhlke and Smith, 1967 -- valid
  Robinsia catherinae Böhlke and Smith, 1967 -- valid
  Robinsichthys Birdsong, 1988 -- valid
  Robinsichthys arrowsmithensis Birdsong, 1988 -- valid
  Roeboexodon Géry, 1959 -- valid
  Roeboexodon geryi Myers, 1960 -- valid
  Roeboides Günther, 1864 -- valid
  Roeboides affinis (Günther, 1868) -- valid
  Roeboides araguaito Lucena, 2003 -- valid
  Roeboides biserialis (Garman, 1890) -- valid
  Roeboides bouchellei Fowler, 1923 -- valid -- crystal tetra, sardinita cristal
  Roeboides carti Lucena, 2000 -- valid
  Roeboides caucae Eigenmann, 1922 -- invalid
  Roeboides dayi (Steindachner, 1878) -- valid
  Roeboides descalvadensis Fowler, 1932 -- valid
  Roeboides dientonito Schultz, 1944 -- valid
  Roeboides dispar de Lucena, 2001 -- valid
  Roeboides guatemalensis (Günther, 1864) -- valid
  Roeboides ilseae Bussing, 1986 -- valid
  Roeboides margareteae Lucena, 2003 -- valid
  Roeboides microlepis (Reinhardt, 1851) -- valid
  Roeboides myersii Gill, 1870 -- valid
  Roeboides numerosus Lucena, 2000 -- valid
  Roeboides occidentalis Meek and Hildebrand, 1916 -- valid
  Roeboides oligistos Lucena, 2000 -- valid
  Roeboides paranensis Pignalberi, 1975 -- valid
  Roeboides prognathus (Boulenger, 1895) -- valid
  Roeboides salvadoris Hildebrand, 1925 -- invalid
  Roeboides thurni Eigenmann, 1912 -- valid
  Roeboides xenodon (Reinhardt, 1851) -- valid
  Roestes Günther, 1864 -- valid
  Roestes itupiranga Menezes and Lucena, 1998 -- valid
  Roestes molossus (Kner, 1858) -- valid
  Roestes ogilviei (Fowler, 1914) -- valid
  Roloffia Clausen, 1966 -- invalid
  Roloffia bertholdi (Roloff, 1965) -- invalid
  Roloffia brueningi Roloff, 1971 -- invalid
  Roloffia chaytori Roloff, 1971 -- invalid
  Roloffia occidentalis (Clausen, 1966) -- invalid
  Roloffia occidentalis toddi (Clausen, 1966) -- invalid
  Roloffia toddi (Clausen, 1966) -- invalid
  Romanichthys Dumitrescu, Banarescu and Stoica, 1957 -- valid
  Romanichthys valsanicola Dumitrescu, Banarescu and Stoica, 1957 -- valid -- asprete, Vilsan perch
  Roncador Jordan and Gilbert, 1880 -- valid
  Roncador stearnsii (Steindachner, 1876) -- valid -- spotfin croaker, roncador aleta manchada
  Rondeletia Goode and Bean, 1895 -- valid
  Rondeletia Goode and Bean, 1895 -- invalid
  Rondeletia bicolor Goode and Bean, 1895 -- valid
  Rondeletia loricata Abe and Hotta, 1963 -- valid
  Ronquilus Jordan and Starks, 1895 -- valid
  Ronquilus jordani (Gilbert, 1889) -- valid -- northern ronquil
  Rooseveltia Jordan and Evermann in Jordan and Seale, 1906 -- invalid
  Rooseveltia brighami (Seale, 1901) -- invalid
  Rosenblattia Mead and De Falla, 1965 -- valid
  Rosenblattia robusta Mead and De Falla, 1965 -- valid
  Rosenblattichthys Johnson, 1974 -- valid
  Rosenblattichthys hubbsi Johnson, 1974 -- valid
  Rosenblattichthys nemotoi Okiyama and Johnson, 1986 -- valid
  Rosenblattichthys volucris (Rofen, 1966) -- valid
  Rotuma Springer, 1988 -- valid
  Rotuma lewisi Springer, 1988 -- valid
  Ruanoho Hardy, 1986 -- valid
  Ruanoho decemdigitatus (Clarke, 1879) -- valid
  Runula Jordan and Bollman, 1890 -- invalid
  Runula azalea Jordan and Bollman, 1890 -- invalid -- sabretooth blenny, sabretooth blenny
  Rupiscartes Swainson, 1839 -- invalid
  Rupiscartes poptae Fowler, 1925 -- invalid
  Rusichthys Winterbottom, 1979 -- valid
  Rusichthys explicitus Winterbottom, 1996 -- valid
  Rusichthys plesiomorphus Winterbottom, 1979 -- valid
  Ruvettus Cocco, 1833 -- valid -- escolars
  Ruvettus pretiosus Cocco, 1833 -- valid -- oilfish, escolar, escolar clavo
  Rypticus Cuvier, 1829 -- valid -- soapfishes
  Rypticus arenatus Cuvier in Cuvier and Valenciennes, 1829 -- invalid
  Rypticus bicolor Valenciennes, 1846 -- valid -- pacific soapfish, pacific soapfish, jabonero moteado, mottled soapfish
  Rypticus bistrispinus (Mitchill, 1818) -- valid -- freckled soapfish, jaboncillo pecoso, jabonero pecoso
  Rypticus bornoi Beebe and Tee-Van, 1928 -- valid
  Rypticus brachyrhinus Courtenay, 1967 -- invalid
  Rypticus courtenayi McCarthy, 1979 -- valid -- jabonero de Socorro, Socorro soapfish
  Rypticus macrostigmus Courtenay, 1967 -- invalid -- largespotted soapfish, largespotted soapfish
  Rypticus maculatus Holbrook, 1855 -- valid -- whitespotted soapfish, jabonero albipunteado
  Rypticus nigripinnis Gill, 1861 -- valid -- jabonero doble punteado, twice-spotted soapfish
  Rypticus randalli Courtenay, 1967 -- valid -- jaboncillo
  Rypticus saponaceus (Bloch and Schneider, 1801) -- valid -- greater soapfish, jaboncillo máximo, jabonero grande
  Rypticus subbifrenatus Gill, 1861 -- valid -- spotted soapfish, jaboncillo punteado, jabonero punteado
  Saccoderma Schultz, 1944 -- valid
  Saccoderma hastata (Eigenmann, 1913) -- valid
  Saccoderma melanostigma Schultz, 1944 -- valid
  Saccoderma robusta Dahl, 1955 -- valid
  Saccodon Kner, 1863 -- valid
  Saccodon caucae Schultz and Miles, 1943 -- valid
  Saccodon dariensis (Meek and Hildebrand, 1913) -- valid
  Saccodon terminalis (Eigenmann and Henn in Eigenmann, Henn and Wilson, 1914) -- valid
  Saccodon wagneri Kner, 1863 -- valid
  Saccopharynx Mitchill, 1824 -- valid
  Saccopharynx ampullaceus (Harwood, 1827) -- valid -- pelican-fish
  Saccopharynx berteli Tighe and Nielsen, 2000 -- valid
  Saccopharynx flagellum Cuvier, 1829 -- invalid
  Saccopharynx harrisoni Beebe, 1932 -- valid
  Saccopharynx hjorti Bertin, 1938 -- valid
  Saccopharynx lavenbergi Nielsen and Bertelsen, 1985 -- valid
  Saccopharynx paucovertebratis Nielsen and Bertelsen, 1985 -- valid
  Saccopharynx ramosus Nielsen and Bertelsen, 1985 -- valid
  Saccopharynx schmidti Bertin, 1934 -- valid
  Saccopharynx thalassa Nielsen and Bertelsen, 1985 -- valid
  Saccopharynx trilobatus Nielsen and Bertelsen, 1985 -- valid
  Sacura Jordan and Richardson, 1910 -- valid
  Sacura boulengeri (Heemstra, 1973) -- valid
  Sacura margaritacea (Hilgendorf, 1879) -- valid
  Sacura parva Heemstra and Randall, 1979 -- valid
  Sacura speciosa Heemstra and Randall, 1979 -- valid
  Sagamia Jordan and Snyder, 1901 -- valid
  Sagamia geneionema (Hilgendorf, 1879) -- valid
  Salaria Forsskål, 1775 -- valid
  Salaria basilisca (Valenciennes in Cuvier and Valenciennes, 1836) -- valid -- zebra blenny
  Salaria economidisi Kottelat, 2004 -- valid
  Salaria fluviatilis (Asso, 1801) -- valid -- freshwater blenny
  Salaria pavo (Risso, 1810) -- valid -- peacock blenny
  Salarias Cuvier, 1816 -- valid
  Salarias alboguttatus Kner, 1867 -- valid -- whitespotted blenny, whitespotted blenny
  Salarias andersoni Jordan and Starks, 1906 -- invalid
  Salarias ceramensis Bleeker, 1852 -- valid
  Salarias chrysospilos Bleeker, 1857 -- invalid -- bluespotted blenny, bluespotted blenny
  Salarias dussumieri Valenciennes in Cuvier and Valenciennes, 1836 -- invalid -- twinbanded blenny, Dussumier's blenny, twinbanded blenny
  Salarias fasciatus (Bloch, 1786) -- valid -- lineated blenny, lineated blenny
  Salarias guttatus Valenciennes in Cuvier and Valenciennes, 1836 -- valid -- speckled blenny
  Salarias luctuosus Whitley, 1929 -- valid
  Salarias nigrocinctus Bath, 1996 -- valid
  Salarias obscurus Bath, 1992 -- valid
  Salarias patzneri Bath, 1992 -- valid
  Salarias ramosus Bath, 1992 -- valid
  Salarias segmentatus Bath and Randall, 1991 -- valid
  Salarias sexfilum Günther, 1861 -- valid
  Salarias sibogai Bath, 1992 -- valid
  Salarias sinuosus Snyder, 1908 -- valid -- fringelip blenny
  Salarias spaldingi Macleay, 1878 -- valid
  Salarias varus Risso, 1827 -- invalid
  Salarias zebra Vaillant and Sauvage, 1875 -- invalid -- rockskipper, rockskipper
  Salarichthys Guichenot, 1867 -- invalid
  Salarichthys textilis (Valenciennes in Cuvier and Valenciennes, 1836) -- invalid
  Salminus Agassiz in Spix and Agassiz, 1829 -- valid
  Salminus affinis Steindachner, 1880 -- valid
  Salminus brasiliensis (Cuvier, 1816) -- valid
  Salminus hilarii Valenciennes in Cuvier and Valenciennes, 1850 -- valid
  Saloptia Smith, 1964 -- valid
  Saloptia powelli Smith, 1964 -- valid -- golden grouper
  Sandelia Castelnau, 1861 -- valid
  Sandelia bainsii Castelnau, 1861 -- valid
  Sandelia capensis (Cuvier, 1829) -- valid
  Sander Oken, 1817 -- valid -- pikeperches
  Sander canadensis (Griffith and Smith, 1834) -- valid -- sauger, doré noir
  Sander lucioperca (Linnaeus, 1758) -- valid -- pikeperch, sudak, zander
  Sander marinus (Cuvier in Cuvier and Valenciennes, 1828) -- valid
  Sander vitreus (Mitchill, 1818) -- valid -- walleye, doré jaune
  Sander volgensis (Gmelin, 1789) -- valid
  Sarda Cuvier, 1829 -- valid -- bonitos
  Sarda australis (Macleay, 1881) -- valid -- bonite bagnard, bonito austral, horse mackerel, Australian bonito
  Sarda chiliensis (Cuvier in Cuvier and Valenciennes, 1832) -- valid -- bonito del Pacífico oriental, bonite du Pacifique oriental, bonito del Pacifico oriental, eastern Pacific bonito, Pacific bonito
  Sarda chiliensis chiliensis (Cuvier in Cuvier and Valenciennes, 1832) -- valid
  Sarda chiliensis lineolata (Girard, 1858) -- valid
  Sarda orientalis (Temminck and Schlegel, 1844) -- valid -- striped bonito, bonito mono, bonito oriental, oriental bonito
  Sarda sarda (Bloch, 1793) -- valid -- bonito, bonito del Atlántico, bonite à dos rayé, bonito Atlántico, bloater, bone jack, Boston mackerel, common bonito, Atlantic bonito
  Sarda velox Meek and Hildebrand, 1923 -- invalid
  Sargocentron vexillarium (Poey, 1860) -- valid -- carajuelo oscuro, dusky squirrelfish
  Sargocentron vexillarius (Poey, 1860) -- invalid
  Sargochromis Regan, 1920 -- valid
  Sargochromis codringtonii (Boulenger, 1908) -- valid
  Sargochromis coulteri (Bell-Cross, 1975) -- valid
  Sargochromis giardi (Pellegrin, 1903) -- valid
  Sargochromis gracilis (Greenwood, 1984) -- invalid
  Sargochromis greenwoodi (Bell-Cross, 1975) -- valid
  Sargochromis mortimeri (Bell-Cross, 1975) -- valid
  Sargus argenteus Valenciennes in Cuvier and Valenciennes, 1830 -- invalid
  Sargus holbrookii Bean, 1878 -- invalid
  Sarotherodon Rüppell, 1852 -- valid -- brushtooth tilapias
  Sarotherodon caroli (Holly, 1930) -- valid
  Sarotherodon caudomarginatus (Boulenger, 1916) -- valid
  Sarotherodon galilaeus (Linnaeus, 1758) -- valid -- Galilee cichlid
  Sarotherodon galilaeus galilaeus (Linnaeus, 1758) -- valid
  Sarotherodon galilaeus multifasciatus (Günther, 1903) -- valid
  Sarotherodon linnellii (Lönnberg, 1903) -- valid
  Sarotherodon lohbergeri (Holly, 1930) -- valid
  Sarotherodon melanotheron Rüppell, 1852 -- valid -- blackchin mouthbreeder, blackchin tilapia
  Sarotherodon melanotheron heudelotii (Duméril, 1861) -- valid -- Senegal cichlid
  Sarotherodon melanotheron leonensis (Thys van den Audenaerde, 1971) -- valid
  Sarotherodon melanotheron melanotheron Rüppell, 1852 -- valid
  Sarotherodon mossambicus (Peters, 1852) -- invalid
  Sarotherodon mvogoi (Thys van den Audenaerde, 1965) -- valid
  Sarotherodon occidentalis (Daget, 1962) -- valid
  Sarotherodon steinbachi (Trewavas, 1962) -- valid
  Sarotherodon tournieri (Daget, 1965) -- valid
  Sarotherodon tournieri liberiensis Thys van den Audenaerde, 1971 -- valid
  Sarotherodon tournieri tournieri (Daget, 1965) -- valid
  Sarpa Bonaparte, 1831 -- valid
  Sarpa salpa (Linnaeus, 1758) -- valid
  Sartor Myers and Carvalho, 1959 -- valid
  Sartor elongatus dos Santos and Jégu, 1987 -- valid
  Sartor respectus Myers and Carvalho, 1959 -- valid
  Sartor tucuruiense dos Santos and Jégu, 1987 -- valid
  Satanoperca Günther, 1862 -- valid
  Satanoperca acuticeps (Heckel, 1840) -- valid
  Satanoperca daemon (Heckel, 1840) -- valid
  Satanoperca jurupari (Heckel, 1840) -- valid -- earth-eater, jurupari
  Satanoperca leucosticta (Müller and Troschel, 1849) -- valid
  Satanoperca lilith Kullander and Ferreira, 1988 -- valid
  Satanoperca mapiritensis (Fernández-Yépez, 1950) -- valid
  Satanoperca pappaterra (Heckel, 1840) -- valid
  Saurenchelys Peters, 1864 -- valid
  Saurenchelys cancrivora Peters, 1864 -- valid
  Saurenchelys cognita Smith, 1989 -- valid -- longface eel, serpentina noble
  Saurenchelys elongatum (Kotthaus, 1968) -- invalid
  Saurenchelys fierasfer (Jordan and Snyder, 1901) -- valid -- blacktail duckbill
  Saurenchelys finitimus (Whitley, 1935) -- valid
  Saurenchelys halimyon Van Utrecht, 1983 -- valid
  Saurenchelys lateromaculatus (D'Ancona, 1928) -- valid
  Saurenchelys meteori Klausewitz and Zajonz, 2000 -- valid
  Saurenchelys stylura (Lea, 1913) -- valid
  Saurida Valenciennes in Cuvier and Valenciennes, 1850 -- valid
  Saurida argentea Macleay, 1881 -- valid -- shortfin saury
  Saurida brasiliensis Norman, 1935 -- valid -- chile brasileño, lagarto brasileño, largescale lizardfish, chile brasileño
  Saurida caribbaea Breder, 1927 -- valid -- lagarto caribeño, smallscale lizardfish, chile caribeño
  Saurida elongata (Temminck and Schlegel, 1846) -- valid -- slender lizardfish
  Saurida filamentosa Ogilby, 1910 -- valid -- filamentous saury
  Saurida isarankurai Shindo and Yamada, 1972 -- valid -- shortjaw saury
  Saurida microlepis Wu and Wang, 1931 -- valid
  Saurida micropectoralis Shindo and Yamada, 1972 -- valid
  Saurida normani Longley, 1935 -- valid -- lagarto espinoso, shortjaw lizardfish, chile espinoso
  Saurida suspicio Breder, 1927 -- valid -- suspicious lizardfish
  Saurida wanieso Shindo and Yamada, 1972 -- valid
  Sauromuraenesox Alcock, 1889 -- valid
  Sauromuraenesox vorax Alcock, 1889 -- valid
  Scaevius Whitley, 1947 -- valid
  Scaevius milii (Bory de Saint-Vincent, 1823) -- valid -- green-striped coral bream, jurgen
  Scalanago Whitley, 1935 -- valid
  Scalanago lateralis Whitley, 1935 -- valid
  Scartelaos Swainson, 1839 -- valid
  Scartelaos cantoris (Day, 1871) -- valid
  Scartelaos gigas Chu and Wu in Chu, Chan and Chen, 1963 -- valid
  Scartelaos histophorus (Valenciennes in Cuvier and Valenciennes, 1837) -- valid
  Scartelaos tenuis (Day, 1876) -- valid
  Scartella Jordan, 1886 -- valid
  Scartella caboverdiana Bath, 1990 -- valid
  Scartella cristata (Linnaeus, 1758) -- valid -- molly miller, blenio peineta, borracho peineta
  Scartella emarginata (Günther, 1861) -- valid
  Scartella nuchifilis (Valenciennes in Cuvier and Valenciennes, 1836) -- valid
  Scartella springeri (Bauchot, 1967) -- valid
  Scartichthys Jordan and Evermann, 1898 -- valid
  Scartichthys crapulatus Williams, 1990 -- valid
  Scartichthys fernandezensis (Clark, 1938) -- valid
  Scartichthys gigas (Steindachner, 1876) -- valid
  Scartichthys rubropunctatus (Valenciennes in Cuvier and Valenciennes, 1836) -- valid
  Scartichthys variolatus (Valenciennes in Cuvier and Valenciennes, 1836) -- valid
  Scartichthys viridis (Valenciennes in Cuvier and Valenciennes, 1836) -- valid
  Scartichthys xiphiodon (Clark, 1938) -- valid
  Scarus Forsskål, 1775 -- valid -- parrotfishes
  Scarus altipinnis (Steindachner, 1879) -- valid
  Scarus arabicus (Steindachner, 1902) -- valid
  Scarus caudofasciatus (Günther, 1862) -- valid
  Scarus chameleon Choat and Randall, 1986 -- valid
  Scarus chinensis (Steindachner, 1867) -- valid
  Scarus coelestinus Valenciennes in Cuvier and Valenciennes, 1840 -- valid -- midnight parrotfish, loro de medianoche
  Scarus coeruleus (Bloch, 1786) -- valid -- blue parrotfish, loro azul
  Scarus collana Rüppell, 1835 -- valid
  Scarus compressus (Osburn and Nichols, 1916) -- valid -- azure parrotfish, loro chato
  Scarus croicensis Bloch, 1790 -- invalid -- striped parrotfish
  Scarus dimidiatus Bleeker, 1859 -- valid
  Scarus dubius Bennett, 1828 -- valid -- whitelined parrotfish
  Scarus falcipinnis (Playfair, 1868) -- valid
  Scarus ferrugineus Forsskål, 1775 -- valid
  Scarus festivus Valenciennes in Cuvier and Valenciennes, 1840 -- valid
  Scarus flavipectoralis Schultz, 1958 -- valid
  Scarus forsteni (Bleeker, 1861) -- valid
  Scarus fuscocaudalis Randall and Myers, 2000 -- valid
  Scarus fuscopurpureus (Klunzinger, 1871) -- valid
  Scarus ghobban Forsskål, 1775 -- valid -- flame parrotfish, bluechin parrotfish, loro barbazul
  Scarus globiceps Valenciennes in Cuvier and Valenciennes, 1840 -- valid -- violetlined parrotfish
  Scarus gracilis (Steindachner, 1869) -- valid
  Scarus guacamaia Cuvier, 1829 -- valid -- rainbow parrotfish, loro guacamayo
  Scarus hoefleri (Steindachner, 1881) -- valid
  Scarus hypselopterus Bleeker, 1853 -- valid
  Scarus iseri (Bloch, 1789) -- valid -- loro listado, striped parrotfish
  Scarus koputea Randall and Choat, 1980 -- valid
  Scarus longipinnis Randall and Choat, 1980 -- valid
  Scarus niger Forsskål, 1775 -- valid -- dusky parrotfish
  Scarus obishime Randall and Earle, 1993 -- valid
  Scarus oviceps Valenciennes in Cuvier and Valenciennes, 1840 -- valid
  Scarus ovifrons Temminck and Schlegel, 1846 -- valid
  Scarus perrico Jordan and Gilbert, 1882 -- valid -- bumphead parrotfish, loro jorobado, perrico
  Scarus persicus Randall and Bruce, 1983 -- valid
  Scarus prasiognathos Valenciennes in Cuvier and Valenciennes, 1840 -- valid
  Scarus psittacus Forsskål, 1775 -- valid -- Palenose parrotfish
  Scarus quoyi Valenciennes in Cuvier and Valenciennes, 1840 -- valid
  Scarus rivulatus Valenciennes in Cuvier and Valenciennes, 1840 -- valid
  Scarus rubroviolaceus Bleeker, 1847 -- valid -- bicolor parrotfish, loro bicolor
  Scarus russelii Valenciennes in Cuvier and Valenciennes, 1840 -- valid
  Scarus scaber Valenciennes in Cuvier and Valenciennes, 1840 -- valid -- fivesaddle parrotfish
  Scarus schlegeli (Bleeker, 1861) -- valid
  Scarus spinus (Kner, 1868) -- valid
  Scarus taeniopterus Desmarest in Bory de Saint-Vincent, 1831 -- valid -- princess parrotfish, loro princesa
  Scarus tricolor Bleeker, 1847 -- valid
  Scarus trispinosus Valenciennes in Cuvier and Valenciennes, 1840 -- valid
  Scarus vetula Bloch and Schneider, 1801 -- valid -- queen parrotfish, loro reina
  Scarus viridifucatus (Smith, 1956) -- valid
  Scarus xanthopleura Bleeker, 1853 -- valid
  Scarus zelindae Moura, Figueiredo and Sazima, 2001 -- valid
  Scarus zufar Randall and Hoover, 1995 -- valid
  Scaturiginichthys Ivantsoff, Unmack, Saeed and Crowley, 1991 -- valid
  Scaturiginichthys vermeilipinnis Ivantsoff, Unmack, Saeed and Crowley, 1991 -- valid
  Schedophilus Cocco, 1839 -- valid
  Schedophilus griseolineatus (Norman, 1937) -- valid
  Schedophilus haedrichi Chirichigno F., 1973 -- valid
  Schedophilus huttoni (Waite, 1910) -- valid
  Schedophilus maculatus Günther, 1860 -- valid
  Schedophilus marmoratus Kner and Steindachner, 1867 -- valid
  Schedophilus medusophagus (Cocco, 1839) -- valid -- brown ruff, sawcheeked fish
  Schedophilus ovalis (Cuvier in Cuvier and Valenciennes, 1833) -- valid -- oval driftfish
  Schedophilus pemarco (Poll, 1959) -- valid
  Schedophilus velaini (Sauvage, 1879) -- valid
  Schindleria Giltay, 1934 -- valid
  Schindleria pietschmanni (Schindler, 1931) -- valid
  Schindleria praematura (Schindler, 1930) -- valid
  Schismatogobius de Beaufort, 1912 -- valid
  Schismatogobius ampluvinculus Chen, Shao and Fang, 1995 -- valid
  Schismatogobius bruynisi de Beaufort, 1912 -- valid
  Schismatogobius deraniyagalai Kottelat and Pethiyagoda, 1989 -- valid
  Schismatogobius fuligimentus Chen, Séret, Pöllabauer and Shao, 2001 -- valid
  Schismatogobius insignus (Herre, 1927) -- valid
  Schismatogobius marmoratus (Peters, 1868) -- valid
  Schismatogobius pallidus (Herre, 1934) -- valid
  Schismatogobius roxasi Herre, 1936 -- valid
  Schismorhynchus McCosker, 1970 -- valid
  Schismorhynchus labialis (Seale, 1917) -- valid
  Schizochirus Waite, 1904 -- valid
  Schizochirus insolens Waite, 1904 -- valid
  Schizodon Agassiz in Spix and Agassiz, 1829 -- valid
  Schizodon altoparanae Garavello and Britski, 1990 -- valid
  Schizodon australis Garavello, 1994 -- valid
  Schizodon borellii (Boulenger, 1900) -- valid
  Schizodon dissimilis (Garman, 1890) -- valid
  Schizodon fasciatus Spix and Agassiz, 1829 -- valid
  Schizodon intermedius Garavello and Britski, 1990 -- valid
  Schizodon isognathus Kner, 1858 -- valid
  Schizodon jacuiensis Bergmann, 1988 -- valid
  Schizodon knerii (Steindachner, 1875) -- valid
  Schizodon nasutus Kner, 1858 -- valid
  Schizodon platae (Garman, 1890) -- valid
  Schizodon rostratus (Borodin, 1931) -- valid
  Schizodon vittatus (Valenciennes in Cuvier and Valenciennes, 1850) -- valid
  Schubotzia Boulenger, 1914 -- valid
  Schubotzia eduardianus Boulenger, 1914 -- valid
  Schuettea Steindachner, 1866 -- valid
  Schuettea scalaripinnis Steindachner, 1866 -- valid
  Schuettea woodwardi (Waite, 1905) -- valid -- woodward's pemferet, Woodward's pemferet
  Schultzea Woods, 1958 -- valid
  Schultzea beta (Hildebrand in Longley and Hildebrand, 1940) -- valid -- school bass, serrano sin dientes, serrano escolar
  Schultzea campechanus Woods, 1958 -- invalid
  Schultzidia Gosline, 1951 -- valid
  Schultzidia johnstonensis (Schultz and Woods, 1949) -- valid
  Schultzidia retropinnis (Fowler, 1934) -- valid
  Schultzites Géry, 1964 -- valid
  Schultzites axelrodi Géry, 1964 -- valid
  Schwetzochromis Poll, 1948 -- valid
  Schwetzochromis neodon Poll, 1948 -- valid
  Sciaena Linnaeus, 1758 -- valid -- black drums, black drums
  Sciaena bathytatos Chao and Miller, 1975 -- invalid
  Sciaena callaensis Hildebrand, 1946 -- valid
  Sciaena deliciosa (Tschudi, 1846) -- valid
  Sciaena dussumieri (Cuvier in Cuvier and Valenciennes, 1830) -- invalid
  Sciaena fasciata (Tschudi, 1846) -- invalid
  Sciaena jaculatrix Pallas, 1767 -- invalid
  Sciaena trewavasae Chao and Miller, 1975 -- invalid
  Sciaena umbra Linnaeus, 1758 -- valid -- sea raven, sea raven
  Sciaena wieneri Sauvage, 1883 -- valid
  Sciaenochromis Eccles and Trewavas, 1989 -- valid
  Sciaenochromis ahli (Trewavas, 1935) -- valid
  Sciaenochromis benthicola Konings, 1993 -- valid
  Sciaenochromis fryeri Konings, 1993 -- valid
  Sciaenochromis psammophilus Konings, 1993 -- valid
  Sciaenops Gill, 1863 -- valid -- red drums
  Sciaenops ocellatus (Linnaeus, 1766) -- valid -- red drum, corvineta ocelada
  Scissor Günther, 1864 -- valid
  Scissor macrocephalus Günther, 1864 -- valid
  Scleropages Günther, 1864 -- valid
  Scleropages aureus Pouyaud, Sudarto and Teugels, 2003 -- valid
  Scleropages formosus (Müller and Schlegel, 1844) -- valid -- Asian bonytongue, Malayan bonytongue
  Scleropages jardinii (Saville-Kent, 1892) -- valid -- Australian bonytongue, northern barramundi
  Scleropages legendrei Pouyaud, Sudarto and Teugels, 2003 -- valid
  Scleropages leichardti Günther, 1864 -- valid -- Dawson River salmon, saratoga, spotted barramundi, spotted bonytongue
  Scleropages macrocephalus Pouyaud, Sudarto and Teugels, 2003 -- valid
  Scolecenchelys Ogilby, 1897 -- valid
  Scolecenchelys acutirostris (Weber and de Beaufort, 1916) -- valid
  Scolecenchelys australis (Macleay, 1881) -- valid
  Scolecenchelys borealis (Machida and Shiogaki, 1990) -- valid
  Scolecenchelys breviceps (Günther, 1876) -- valid
  Scolecenchelys chilensis (McCosker, 1970) -- valid
  Scolecenchelys cookei (Fowler, 1928) -- valid
  Scolecenchelys erythraeensis (Bauchot and Maugé, 1980) -- valid
  Scolecenchelys godeffroyi (Regan, 1909) -- valid
  Scolecenchelys gymnota (Bleeker, 1857) -- valid -- slender worm eel
  Scolecenchelys iredalei (Whitley, 1927) -- valid -- Iredale's worm eel
  Scolecenchelys japonica (Machida and Ohta, 1993) -- valid
  Scolecenchelys nicholsae (Waite, 1904) -- valid
  Scolecenchelys okamurai (Machida and Ohta, 1996) -- valid
  Scolecenchelys profundorum (McCosker and Parin, 1995) -- valid
  Scolecenchelys puhioilo (McCosker, 1979) -- valid
  Scolecenchelys tasmaniensis (McCulloch, 1911) -- valid
  Scolecenchelys vermiformis (Peters, 1866) -- valid -- shortfinned worm eel
  Scolecenchelys xorae (Smith, 1958) -- valid -- orangehead worm eel
  Scolichthys Rosen, 1967 -- valid
  Scolichthys greenwayi Rosen, 1967 -- valid
  Scolichthys iota Rosen, 1967 -- valid
  Scolopsis Cuvier, 1814 -- valid
  Scolopsis affinis Peters, 1877 -- valid -- Peters' monocle bream, Peters' monocle bream, Peter's monocle bream
  Scolopsis aurata (Park, 1797) -- valid
  Scolopsis auratus (Park, 1797) -- invalid -- yellowstripe monocle bream
  Scolopsis bilineata (Bloch, 1793) -- valid
  Scolopsis bilineatus (Bloch, 1793) -- invalid -- yellowfin spinecheek, bridled monocle bream, bridled spine-cheek, two-lined monocle bream, yellow-finned spine-cheek
  Scolopsis bimaculatus Rüppell, 1828 -- valid -- two-spot monocle-bream, thumbprint monocle bream
  Scolopsis cancellata (Cuvier in Cuvier and Valenciennes, 1830) -- invalid
  Scolopsis cancellatus (Cuvier in Cuvier and Valenciennes, 1830) -- invalid -- whitestriped monocle-bream
  Scolopsis ciliata (Lacepède, 1802) -- valid
  Scolopsis ciliatus (Lacepède, 1802) -- invalid -- saw-jawed monocle bream
  Scolopsis dubiosus Weber, 1913 -- invalid -- twospot monocle-bream
  Scolopsis frenatus (Cuvier in Cuvier and Valenciennes, 1830) -- valid -- bridled monocle bream
  Scolopsis ghanam (Forsskål, 1775) -- valid -- palebanded spinecheek, Arabian monocle bream
  Scolopsis leucotaenia (Bleeker, 1852) -- invalid -- yellowbanded spinecheek
  Scolopsis lineata Quoy and Gaimard, 1824 -- valid
  Scolopsis lineatus Quoy and Gaimard, 1824 -- invalid -- black-and-white monocle bream, latticed monocle bream, lined spine-cheek, striped monocle bream
  Scolopsis margaritifer (Cuvier in Cuvier and Valenciennes, 1830) -- invalid -- pearly spinecheek, pearly monocle bream, pearly spine cheek
  Scolopsis margaritifera (Cuvier in Cuvier and Valenciennes, 1830) -- valid
  Scolopsis monogramma (Cuvier in Cuvier and Valenciennes, 1830) -- valid -- barred-face spine-cheek, monogrammed monocle bream, rainbow bream, threadfin monocle bream
  Scolopsis personatus (Cuvier in Cuvier and Valenciennes, 1830) -- invalid -- masked spinecheek, masked spinecheek
  Scolopsis phaeops (Bennett, 1832) -- invalid -- bluecheeked monocle-bream, bluecheeked monocle-bream
  Scolopsis taeniatus (Cuvier in Cuvier and Valenciennes, 1830) -- valid -- black-streaked monocle bream
  Scolopsis taenioptera (Cuvier in Cuvier and Valenciennes, 1830) -- valid
  Scolopsis taeniopterus (Cuvier in Cuvier and Valenciennes, 1830) -- invalid -- lattice monocle bream, red-spot monocle bream
  Scolopsis temporalis (Cuvier in Cuvier and Valenciennes, 1830) -- valid -- barred-face spinecheek, bald-spot monocle bream
  Scolopsis trilineata Kner, 1868 -- valid
  Scolopsis trilineatus Kner, 1868 -- invalid -- three-lined monocle bream
  Scolopsis vosmeri (Bloch, 1792) -- valid -- whitecheeked monocle-bream, whitecheek monocle-bream
  Scolopsis xenochrous Günther, 1872 -- valid -- oblique-barred monocle bream
  Scomber Linnaeus, 1758 -- valid -- mackerels
  Scomber alalunga Bonnaterre, 1788 -- invalid
  Scomber albacares Bonnaterre, 1788 -- invalid
  Scomber alletteratus Rafinesque, 1810 -- invalid
  Scomber australasicus Cuvier in Cuvier and Valenciennes, 1832 -- valid -- Japanese mackerel, slimy mackerel, spotted chub mackerel, spotted mackerel, macarela pintoja, caballa pintoja, maquereau tacheté, blue mackerel
  Scomber brachysoma Bleeker, 1851 -- invalid
  Scomber colias Gmelin, 1789 -- valid -- macarela estornino, Atlantic chub mackerel, maquereau blanc, Altantic chub mackerel, bullseye hardhead
  Scomber commerson Lacepède, 1800 -- invalid
  Scomber diego Ayres, 1856 -- invalid
  Scomber guttatus Bloch and Schneider, 1801 -- invalid
  Scomber japonicus Houttuyn, 1782 -- valid -- chub mackerel, macarela estornino, Pacific chub mackerel, estornino, maquereau Espagnol, maquereau blanc, common mackerel, Pacific mackerel
  Scomber kanagurta Cuvier, 1816 -- invalid
  Scomber maculatus Mitchill, 1815 -- invalid
  Scomber mediterraneus Bloch and Schneider, 1801 -- invalid
  Scomber neglectus van Kampen, 1907 -- invalid
  Scomber pelamis Linnaeus, 1758 -- invalid
  Scomber pelamys Linnaeus, 1758 -- invalid
  Scomber quadripunctatus E. Geoffroy Saint-Hilaire, 1817 -- invalid
  Scomber regalis Bloch, 1793 -- invalid
  Scomber rochei Risso, 1810 -- invalid
  Scomber saba Bleeker, 1854 -- invalid
  Scomber sarda Bloch, 1793 -- invalid
  Scomber scombrus Linnaeus, 1758 -- valid -- caballa del Atlántico, maquereau commun, maquereau bleu, Atlantic mackerel
  Scomber sinensis Lacepède, 1800 -- invalid
  Scomber tapeinocephalus Bleeker, 1854 -- invalid
  Scomber thazard Lacepède, 1800 -- invalid
  Scomber thynnus Linnaeus, 1758 -- invalid
  Scomber unicolor E. Geoffroy Saint-Hilaire, 1817 -- invalid
  Scomber vernalis Mitchill, 1815 -- invalid
  Scomberesox Lacepède, 1803 -- valid -- sauries, skippers
  Scomberesox forsteri Valenciennes in Cuvier and Valenciennes, 1846 -- invalid
  Scomberesox saurus (Walbaum, 1792) -- valid -- Atlantic saury, sauro atlántico, skipper garfish, balaou
  Scomberesox saurus saurus (Walbaum, 1792) -- valid -- billfish, North Atlantic saury, skipper
  Scomberesox saurus scombroides Richardson, 1843 -- valid
  Scomberesox simulans (Hubbs and Wisner, 1980) -- valid
  Scomberomorus Lacepède, 1801 -- valid -- wahoos, Spanish mackerels
  Scomberomorus brasiliensis Collette, Russo and Zavala-Camin, 1978 -- valid -- serro Spanish mackerel, serra, serra, thazard tacheté du sud, serra Spanish mackerel
  Scomberomorus cavalla (Cuvier, 1829) -- valid -- king mackerel, sierra, carito, carite lucio, thazard serra
  Scomberomorus commerson (Lacepède, 1800) -- valid -- narrow-barred spanish mackerel, carite estriado, thazard rayé, Spanish mackerel
  Scomberomorus concolor (Lockington, 1879) -- valid -- sierra golfina, carite de Monterey, thazard de Monterey, Gulf sierra, Monterey Spanish mackerel
  Scomberomorus elegans Whitley, 1935 -- invalid
  Scomberomorus guttatus (Bloch and Schneider, 1801) -- valid -- carite del Indo-Pacifico, spotted seerfish, thazard ponctué, Indo-Pacific king mackerel, spotted Spanish mackerel
  Scomberomorus koreanus (Kishinouye, 1915) -- valid -- carite Coreano, thazard Coréen, Korean mackerel, Korean seerfish
  Scomberomorus leopardus (Shaw, 1803) -- invalid -- snoek
  Scomberomorus lineolatus (Cuvier, 1829) -- valid -- streaked seerfish, streaked Spanish mackerel, carite rayado, thazard cirrus, queen mackerel
  Scomberomorus maculatus (Mitchill, 1815) -- valid -- serrucho, sierra común, carite Atlántico, thazard Atlantique, Atlantic Spanish mackerel, Spanish mackerel
  Scomberomorus multiradiatus Munro, 1964 -- valid -- carite Papuense, thazard Papou, Papuan seerfish
  Scomberomorus munroi Collette and Russo, 1980 -- valid -- Australian seerfish, cariet Australiano, thazard Australien, Australian spotted mackerel
  Scomberomorus niphonius (Cuvier in Cuvier and Valenciennes, 1832) -- valid -- carite oriental, Japanese seerfish, thazard oriental, Japanese Spanish mackerel
  Scomberomorus plumierii Lacepède, 1801 -- invalid
  Scomberomorus plurilineatus Fourmanoir, 1966 -- valid -- Kanadi kingfish, carite Canadi, Kanadi seerfish, thazard Kanadi
  Scomberomorus queenslandicus Munro, 1943 -- valid -- broadbarred king mackerel, carite de Queensland, Queensland mackerel, thazard du Queensland, Queensland school mackerel, blotched mackerel, doggie mackerel
  Scomberomorus regalis (Bloch, 1793) -- valid -- cero, painted mackerel, pintada, sierra, carite chinigua, thazard franc
  Scomberomorus semifasciatus (Macleay, 1883) -- valid -- broadbarred mackerel, broadbarred king mackerel, carite tigre, thazard tigre, broadbanded mackerel, brownie, grey mackerel
  Scomberomorus sierra Jordan and Starks in Jordan, 1895 -- valid -- sierra del Pacífico, carite sierra, thazard sierra, Mexican sierra, Pacific sierra
  Scomberomorus sinensis (Lacepède, 1800) -- valid -- Chinese mackerel, Chinese seerfish, carite indochino, thazard nébuleux
  Scomberomorus tritor (Cuvier in Cuvier and Valenciennes, 1832) -- valid -- carite lusitánico, thazard blanc, West African mackerel, West African Spanish mackerel
  Scombrolabrax Roule, 1921 -- valid
  Scombrolabrax heterolepis Roule, 1921 -- valid
  Scombrops Temminck and Schlegel, 1845 -- valid
  Scombrops boops (Houttuyn, 1782) -- valid
  Scombrops dubius Gilchrist, 1922 -- invalid -- gnomefish, gnomefish
  Scombrops gilberti (Jordan and Snyder, 1901) -- valid
  Scombrops oculatus (Poey, 1860) -- valid -- Atlantic scombrops, escolar chino
  Scopaeocharax Weitzman and Fink, 1985 -- valid
  Scopaeocharax atopodus (Böhlke, 1958) -- valid
  Scopaeocharax rhinodus (Böhlke, 1958) -- valid
  Scopelarchoides Parr, 1929 -- valid
  Scopelarchoides kreffti Johnson, 1972 -- valid
  Scopelarchoides nicholsi Parr, 1929 -- valid
  Scopelarchus Alcock, 1896 -- valid
  Scopelarchus stephensi Johnson, 1974 -- valid
  Scopeloberyx Zugmayer, 1911 -- valid
  Scopeloberyx microlepis (Norman, 1937) -- valid
  Scopeloberyx nycterinus (Gilbert, 1915) -- invalid
  Scopeloberyx opisthopterus (Parr, 1933) -- valid
  Scopeloberyx robustus (Günther, 1887) -- valid
  Scopeloberyx rubriventer (Koefoed, 1953) -- valid
  Scopelogadus Vaillant, 1888 -- valid
  Scopelogadus beanii (Günther, 1887) -- valid
  Scopelogadus bispinosus (Gilbert, 1915) -- invalid
  Scopelogadus mizolepis (Günther, 1878) -- valid
  Scopelogadus mizolepis bispinosus (Gilbert, 1915) -- valid
  Scopelogadus mizolepis mizolepis (Günther, 1878) -- valid -- bigscale
  Scopelogadus unispinis Ebeling and Weed, 1963 -- valid
  Scopelosaurus Bleeker, 1860 -- valid
  Scopelosaurus adleri (Fedorov, 1967) -- valid
  Scopelosaurus ahlstromi Bertelsen, Krefft and Marshall, 1976 -- valid
  Scopelosaurus argenteus (Maul, 1954) -- valid
  Scopelosaurus craddocki Bertelsen, Krefft and Marshall, 1976 -- valid
  Scopelosaurus hamiltoni (Waite, 1916) -- valid
  Scopelosaurus harryi (Mead in Mead and Taylor, 1953) -- valid -- scaly waryfish
  Scopelosaurus hubbsi Bertelsen, Krefft and Marshall, 1976 -- valid
  Scopelosaurus lepidus (Krefft and Maul, 1955) -- valid
  Scopelosaurus meadi Bertelsen, Krefft and Marshall, 1976 -- valid
  Scorpis Valenciennes in Cuvier and Valenciennes, 1832 -- valid
  Scorpis aequipinnis Richardson, 1848 -- valid -- sweep, sweep
  Scorpis chilensis Guichenot, 1848 -- valid
  Scorpis georgianus Valenciennes in Cuvier and Valenciennes, 1832 -- valid
  Scorpis lineolata Kner, 1865 -- valid
  Scorpis violacea (Hutton, 1873) -- valid
  Scorpis violaceus (Hutton, 1873) -- invalid -- maomao, maomao
  Scriptaphyosemion Radda and Pürzl, 1987 -- valid
  Scriptaphyosemion banforense (Seegers, 1982) -- valid
  Scriptaphyosemion bertholdi (Roloff, 1965) -- valid -- Berthold's killi
  Scriptaphyosemion brueningi (Roloff, 1971) -- valid -- lyretail panchax
  Scriptaphyosemion cauveti (Romand and Ozouf-Costaz, 1995) -- valid
  Scriptaphyosemion chaytori (Roloff, 1971) -- valid
  Scriptaphyosemion etzeli (Berkenkamp, 1979) -- valid
  Scriptaphyosemion fredrodi (Vandersmissen, Etzel and Berkenkamp, 1980) -- valid
  Scriptaphyosemion geryi (Lambert, 1958) -- valid
  Scriptaphyosemion guignardi (Romand, 1981) -- valid
  Scriptaphyosemion liberiense (Boulenger, 1908) -- valid
  Scriptaphyosemion nigrifluvi (Romand, 1982) -- valid
  Scriptaphyosemion roloffi (Roloff, 1936) -- valid -- Roloff's prachtkarpfling
  Scriptaphyosemion schmitti (Romand, 1979) -- valid
  Scuticaria Jordan and Snyder, 1901 -- valid
  Scuticaria okinawae (Jordan and Snyder, 1901) -- valid
  Scuticaria tigrina (Lesson, 1828) -- valid -- tiger reef eel, morena atigrada
  Scuticaria unicolor Seale, 1917 -- invalid
  Scytalichthys Jordan and Davis, 1891 -- valid
  Scytalichthys miurus (Jordan and Gilbert, 1882) -- valid -- shorttail viper eel, tieso víbora
  Scytalina Jordan and Gilbert, 1880 -- valid
  Scytalina cerdale Jordan and Gilbert, 1880 -- valid -- graveldiver
  Scytalophis Kaup, 1856 -- invalid
  Sebastes marinus (Linnaeus, 1758) -- invalid
  Sectator Jordan and Fesler, 1893 -- valid
  Sectator azureus Jordan and Evermann, 1903 -- valid
  Sectator ocyurus (Jordan and Gilbert, 1882) -- valid -- bluestriped chub, chopa salema
  Secutor Gistel, 1848 -- valid
  Secutor hanedai Mochizuki and Hayashi, 1989 -- valid
  Secutor indicius Monkolprasit, 1973 -- valid
  Secutor insidiator (Bloch, 1787) -- valid -- slenderbarred ponyfish, slenderbarred ponyfish
  Secutor interruptus (Valenciennes in Cuvier and Valenciennes, 1835) -- valid
  Secutor megalolepis Mochizuki and Hayashi, 1989 -- valid
  Secutor ruconius (Hamilton, 1822) -- valid -- pignosed ponyfish, pignosed ponyfish
  Segutilum Whitley, 1931 -- invalid
  Segutilum sydneyanus (Günther, 1886) -- invalid -- silver drummer, silver drummer
  Selenanthias Tanaka, 1918 -- valid
  Selenanthias analis Tanaka, 1918 -- valid
  Selenanthias barroi (Fourmanoir, 1982) -- valid
  Selenanthias myersi Randall, 1995 -- valid
  Seleniolycus Anderson, 1988 -- valid
  Seleniolycus laevifasciatus (Torno, Tomo and Marschoff, 1977) -- valid
  Selenoscopus Okamura and Kishimoto, 1993 -- valid
  Selenoscopus turbisquamatus Okamura and Kishimoto, 1993 -- valid
  Semaprochilodus Fowler, 1941 -- valid
  Semaprochilodus brama (Valenciennes in Cuvier and Valenciennes, 1850) -- valid
  Semaprochilodus insignis (Jardine and Schomburgk in Schomburgk, 1841) -- valid
  Semaprochilodus kneri (Pellegrin, 1909) -- valid
  Semaprochilodus laticeps (Steindachner, 1879) -- valid
  Semaprochilodus taeniurus (Valenciennes in Humboldt and Valenciennes, 1821) -- valid
  Semaprochilodus varii Castro, 1988 -- valid
  Semicossyphus Günther, 1861 -- valid
  Semicossyphus darwini (Jenyns, 1842) -- valid
  Semicossyphus pulcher (Ayres, 1854) -- valid -- vieja californiana, California sheephead
  Semicossyphus reticulatus (Valenciennes in Cuvier and Valenciennes, 1839) -- valid
  Seriolella Guichenot, 1848 -- valid
  Seriolella brama (Günther, 1860) -- valid -- whario, whario
  Seriolella caerulea Guichenot, 1848 -- valid
  Seriolella labyrinthica (McAllister and Randall, 1975) -- valid
  Seriolella porosa Guichenot, 1848 -- valid -- silver warehou, silver warehou
  Seriolella punctata (Forster in Bloch and Schneider, 1801) -- valid -- silverfish, silverfish
  Seriolella violacea Guichenot, 1848 -- valid
  Seriphus Ayres, 1860 -- valid
  Seriphus politus Ayres, 1860 -- valid -- queenfish, corvineta reina
  Serrabrycon Vari, 1986 -- valid
  Serrabrycon magoi Vari, 1986 -- valid
  Serraniculus Ginsburg, 1952 -- valid
  Serraniculus pumilio Ginsburg, 1952 -- valid -- pygmy sea bass, serrano pigmeo
  Serranochromis Regan, 1920 -- valid
  Serranochromis altus Winemiller and Kelso-Winemiller, 1991 -- valid
  Serranochromis angusticeps (Boulenger, 1907) -- valid
  Serranochromis carlottae (Boulenger, 1905) -- valid
  Serranochromis janus Trewavas, 1964 -- valid
  Serranochromis longimanus (Boulenger, 1911) -- valid
  Serranochromis macrocephalus (Boulenger, 1899) -- valid
  Serranochromis mellandi (Boulenger, 1905) -- valid
  Serranochromis meridianus Jubb, 1967 -- valid
  Serranochromis robustus (Günther, 1864) -- valid
  Serranochromis spei Trewavas, 1964 -- valid
  Serranochromis stappersi Trewavas, 1964 -- valid
  Serranochromis thumbergi (Castelnau, 1861) -- valid
  Serranochromis thysi (Poll, 1967) -- valid
  Serranocirrhitus Watanabe, 1949 -- valid
  Serranocirrhitus latus Watanabe, 1949 -- valid
  Serranus Cuvier, 1816 -- valid
  Serranus accraensis (Norman, 1931) -- valid
  Serranus aequidens Gilbert, 1890 -- valid -- deepwater serrano, serrano de agua profunda
  Serranus africanus (Cadenat, 1960) -- valid
  Serranus annularis (Günther, 1880) -- valid -- orangeback bass, serrano de dorso naranja, serrano naranja
  Serranus atricauda Günther, 1874 -- valid
  Serranus atrobranchus (Cuvier in Cuvier and Valenciennes, 1829) -- valid -- blackear bass, serrano oreja negra
  Serranus baldwini (Evermann and Marsh, 1899) -- valid -- lantern bass, serrano linterna
  Serranus cabrilla (Linnaeus, 1758) -- valid
  Serranus chionaraia Robins and Starck, 1961 -- valid -- snow bass, serrano nevado
  Serranus dewegeri Metzelaar, 1919 -- invalid
  Serranus flaviventris (Cuvier in Cuvier and Valenciennes, 1829) -- valid -- serrano de arena, twinspot bass
  Serranus hepatus (Linnaeus, 1758) -- valid
  Serranus heterurus (Cadenat, 1937) -- valid
  Serranus huascarii Steindachner, 1900 -- valid -- flag serrano, serrano bandera
  Serranus luciopercanus Poey, 1852 -- valid -- crosshatch bass, serrano de ley
  Serranus maytagi Robins and Starck, 1961 -- valid
  Serranus notospilus Longley, 1935 -- valid -- saddle bass, serrano ensillado
  Serranus novemcinctus Kner, 1864 -- valid
  Serranus phoebe Poey, 1851 -- valid -- tattler, diana, serrano diana
  Serranus psittacinus Valenciennes, 1846 -- valid -- barred serrano, serrano guaseta
  Serranus sanctaehelenae Boulenger, 1895 -- valid
  Serranus scriba (Linnaeus, 1758) -- valid -- lettered perch, painted comber
  Serranus socorroensis Allen and Robertson, 1992 -- valid -- serrano de Socorro, Socorro serrano
  Serranus stilbostigma (Jordan and Bollman, 1890) -- valid
  Serranus subligarius (Cope, 1870) -- valid -- belted sandfish, serrano leopardo, serrano aporreado
  Serranus tabacarius (Cuvier in Cuvier and Valenciennes, 1829) -- valid -- tobaccofish, jácome, serrano jácome
  Serranus tigrinus (Bloch, 1790) -- valid -- harlequin bass, serrano arlequín
  Serranus tortugarum Longley, 1935 -- valid -- chalk bass, serrano tortuga, serrano pálido
  Serrapinnus Malabarba, 1998 -- valid
  Serrapinnus calliurus (Boulenger, 1900) -- valid
  Serrapinnus heterodon (Eigenmann, 1915) -- valid
  Serrapinnus kriegi (Schindler, 1937) -- valid
  Serrapinnus microdon (Eigenmann, 1915) -- valid
  Serrapinnus micropterus (Eigenmann in Eigenmann and Ogle, 1907) -- valid
  Serrapinnus notomelas (Eigenmann, 1915) -- valid
  Serrapinnus piaba (Lütken, 1875) -- valid
  Serrasalmus Lacepède, 1803 -- valid
  Serrasalmus altispinis Merckx, Jégu and Mendes dos Santos, 2000 -- valid
  Serrasalmus altuvei Ramírez, 1965 -- valid
  Serrasalmus brandtii Lütken, 1875 -- valid
  Serrasalmus compressus Jégu, Leao and dos Santos, 1991 -- valid
  Serrasalmus eigenmanni Norman, 1929 -- valid
  Serrasalmus elongatus Kner, 1858 -- valid
  Serrasalmus geryi Jégu and dos Santos, 1988 -- valid
  Serrasalmus gibbus Castelnau, 1855 -- valid
  Serrasalmus gouldingi Fink and Machado-Allison, 1992 -- valid
  Serrasalmus hastatus Fink and Machado-Allison, 2001 -- valid
  Serrasalmus hollandi Eigenmann, 1915 -- valid
  Serrasalmus humeralis Valenciennes in Cuvier and Valenciennes, 1850 -- valid
  Serrasalmus irritans Peters, 1877 -- valid
  Serrasalmus maculatus Kner, 1858 -- valid
  Serrasalmus manueli (Fernández-Yépez and Ramírez, 1967) -- valid
  Serrasalmus marginatus Valenciennes, 1836 -- valid
  Serrasalmus medinai Ramírez, 1965 -- valid
  Serrasalmus nalseni Fernández-Yépez, 1969 -- valid
  Serrasalmus nattereri (Kner, 1858) -- invalid
  Serrasalmus neveriensis Machado-Allison, Fink, López Rojas and Rodenas, 1993 -- valid
  Serrasalmus niger Jardine and Schomburgk in Schomburgk, 1841 -- invalid
  Serrasalmus nigricans Spix and Agassiz, 1829 -- valid
  Serrasalmus paraense Steindachner, 1908 -- invalid
  Serrasalmus rhombeus (Linnaeus, 1766) -- valid -- redeye piranha, spotted piranha
  Serrasalmus sanchezi Géry, 1964 -- valid
  Serrasalmus serrulatus (Valenciennes in Cuvier and Valenciennes, 1850) -- valid
  Serrasalmus spilopleura Kner, 1858 -- valid -- dark-banded piranha, dark-banded piranha
  Serrivomer Gill and Ryder, 1883 -- valid
  Serrivomer beani Gill and Ryder, 1883 -- invalid -- shortnosed snipe eel, stout sawpalate
  Serrivomer beanii Gill and Ryder, 1883 -- valid -- sawtooth eel, stout sawpalate eel, shortnosed snipe eel, stout sawpalate
  Serrivomer bertini Bauchot, 1959 -- valid
  Serrivomer garmani Bertin, 1944 -- valid
  Serrivomer jesperseni Bauchot-Boutin, 1953 -- valid
  Serrivomer lanceolatoides (Schmidt, 1916) -- valid
  Serrivomer neocaledoniensis Bauchot, 1959 -- valid
  Serrivomer parabeani Bertin, 1940 -- invalid
  Serrivomer samoensis Bauchot, 1959 -- valid
  Serrivomer schmidti Bauchot-Boutin, 1953 -- valid
  Serrivomer sector Garman, 1899 -- valid
  Sicyases Müller and Troschel in Müller, 1843 -- valid
  Sicyases brevirostris (Guichenot, 1848) -- valid
  Sicyases hildebrandi Schultz, 1944 -- valid
  Sicyases sanguineus Müller and Troschel in Müller, 1843 -- valid
  Sicydium Valenciennes in Cuvier and Valenciennes, 1837 -- valid -- American rockclimbing gobies
  Sicydium adelum Bussing, 1996 -- valid
  Sicydium altum Meek, 1907 -- valid
  Sicydium antillarum Ogilvie-Grant, 1884 -- valid
  Sicydium brevifile Ogilvie-Grant, 1884 -- valid
  Sicydium buscki Evermann and Clark, 1906 -- valid -- Busck's stone-biting goby, Dominican rockclimbing goby
  Sicydium cocoensis (Heller and Snodgrass, 1903) -- valid
  Sicydium crenilabrum Harrison, 1993 -- valid
  Sicydium fayae Brock, 1942 -- valid
  Sicydium gilberti Watson, 2000 -- valid
  Sicydium gymnogaster Ogilvie-Grant, 1884 -- valid -- dormilón de Veracruz, smoothbelly goby
  Sicydium hildebrandi Eigenmann, 1918 -- valid
  Sicydium multipunctatum Regan, 1906 -- valid -- dormilón pecoso, multispotted goby
  Sicydium plumieri (Bloch, 1786) -- valid -- sirajo, Plumier's stone-biting goby, tri-tri goby
  Sicydium punctatum Perugia, 1896 -- valid -- spotted algae-eating goby, Antillian rockclimbing goby
  Sicydium rosenbergii (Boulenger, 1899) -- valid
  Sicydium salvini Ogilvie-Grant, 1884 -- valid
  Sicydium stimpsoni Gill, 1860 -- invalid
  Sicyopterus Gill, 1860 -- valid -- fatsnout rockclimbing gobies
  Sicyopterus brevis de Beaufort, 1912 -- valid
  Sicyopterus caeruleus (Lacepède, 1800) -- valid
  Sicyopterus caudimaculatus Maugé, Marquet and Laboute, 1992 -- valid
  Sicyopterus crassus Herre, 1927 -- valid
  Sicyopterus cynocephalus (Valenciennes in Cuvier and Valenciennes, 1837) -- valid
  Sicyopterus eudentatus Parenti and Maciolek, 1993 -- valid -- finetooth rockclimbing goby
  Sicyopterus fasciatus (Day, 1874) -- valid
  Sicyopterus franouxi (Pellegrin, 1935) -- valid
  Sicyopterus fuliag Herre, 1927 -- valid
  Sicyopterus griseus (Day, 1877) -- valid
  Sicyopterus gymnauchen (Bleeker, 1858) -- invalid -- nakedheaded goby, nakedheaded goby
  Sicyopterus hageni Popta, 1921 -- valid
  Sicyopterus halei (Day, 1888) -- invalid -- haly's goby, haly's goby
  Sicyopterus japonicus (Tanaka, 1909) -- valid
  Sicyopterus lacrymosus Herre, 1927 -- valid
  Sicyopterus lagocephalus (Pallas, 1770) -- valid
  Sicyopterus lividus Parenti and Maciolek, 1993 -- valid -- saddled rockclimbing goby
  Sicyopterus longifilis de Beaufort, 1912 -- valid
  Sicyopterus macrostetholepis (Bleeker, 1853) -- valid -- yellowtail rockclimbing goby
  Sicyopterus marquesensis Fowler, 1932 -- valid
  Sicyopterus microcephalus (Bleeker, 1854) -- valid
  Sicyopterus micrurus (Bleeker, 1853) -- valid -- clinging goby
  Sicyopterus ouwensi Weber, 1913 -- valid
  Sicyopterus parvei (Bleeker, 1853) -- valid
  Sicyopterus pugnans (Ogilvie-Grant, 1884) -- valid -- fatsnout rockclimbing goby
  Sicyopterus rapa Parenti and Maciolek, 1996 -- valid
  Sicyopterus sarasini Weber and de Beaufort, 1915 -- valid
  Sicyopterus stimpsoni (Gill, 1860) -- valid -- Nopoli rockclimbing goby
  Sicyopterus taeniurus (Günther, 1877) -- invalid -- Pacific rockclimbing goby
  Sicyopterus wichmanni (Weber, 1894) -- valid
  Sicyopus Gill, 1863 -- valid -- largemouth rockclimbing gobies
  Sicyopus auxilimentus Watson and Kottelat, 1994 -- valid
  Sicyopus bitaeniatus Maugé, Marquet and Laboute, 1992 -- valid
  Sicyopus cebuensis Chen and Shao, 1998 -- valid
  Sicyopus chloe Watson, Keith and Marquet, 2001 -- valid
  Sicyopus discordipinnis Watson, 1995 -- valid
  Sicyopus fehlmanni Parenti and Maciolek, 1993 -- valid -- blackfin rockclimbing goby
  Sicyopus jonklaasi (Axelrod, 1972) -- valid
  Sicyopus leprurus Sakai and Nakamura, 1979 -- valid -- specklefin rockclimbing goby
  Sicyopus multisquamatus de Beaufort, 1912 -- valid
  Sicyopus mystax Watson and Allen, 1999 -- valid
  Sicyopus nigriradiatus Parenti and Maciolek, 1993 -- valid -- gray rockclimbing goby
  Sicyopus zosterophorum (Bleeker, 1857) -- valid -- belted rockclimbing goby
  Siderea Kaup, 1856 -- invalid
  Siderea grisea (Lacepède, 1803) -- invalid -- geometric moray
  Siderea picta (Ahl, 1789) -- invalid
  Siderea thyrsoidea (Richardson, 1845) -- invalid
  Signigobius Hoese and Allen, 1977 -- valid
  Signigobius biocellatus Hoese and Allen, 1977 -- valid
  Silhouettea Smith, 1959 -- valid
  Silhouettea aegyptia (Chabanaud, 1933) -- valid
  Silhouettea chaimi Goren, 1978 -- valid
  Silhouettea dotui (Takagi, 1957) -- valid
  Silhouettea evanida Larson and Miller, 1986 -- valid
  Silhouettea hoesei Larson and Miller, 1986 -- valid
  Silhouettea indica Visweswara Rao, 1971 -- valid
  Silhouettea insinuans Smith, 1959 -- valid -- phantom goby, phantom goby
  Silhouettea nuchipunctatus (Herre, 1934) -- valid
  Silhouettea sibayi Farquharson, 1970 -- valid
  Sillaginodes Gill, 1861 -- valid
  Sillaginodes punctatus (Cuvier in Cuvier and Valenciennes, 1829) -- valid -- spotted sillago, spotted whiting, King George whiting
  Sillaginopsis Gill, 1861 -- valid
  Sillaginopsis panijus (Hamilton, 1822) -- valid -- flathead sillago
  Sillago Cuvier, 1816 -- valid
  Sillago aeolus Jordan and Evermann, 1902 -- valid
  Sillago analis Whitley, 1943 -- valid -- golden-lined whiting, golden-lined whiting
  Sillago arabica McKay and McCarthy, 1989 -- valid
  Sillago argentifasciata Martin and Montalban, 1935 -- valid
  Sillago asiatica McKay in Dutt and Sujatha, 1982 -- valid
  Sillago attenuata McKay, 1985 -- valid
  Sillago bassensis Cuvier in Cuvier and Valenciennes, 1829 -- valid -- school whiting, school whiting
  Sillago boutani Pellegrin, 1905 -- valid
  Sillago burrus Richardson, 1842 -- valid
  Sillago chondropus Bleeker, 1849 -- valid -- clubfoot sillago, clubfoot sillago
  Sillago ciliata Cuvier in Cuvier and Valenciennes, 1829 -- valid -- sand whiting, sand whiting
  Sillago flindersi McKay, 1985 -- valid
  Sillago indica McKay, Dutt and Sujatha in McKay, 1985 -- valid
  Sillago ingenuua McKay, 1985 -- valid
  Sillago intermedius Wongratana, 1977 -- valid
  Sillago japonica Temminck and Schlegel, 1843 -- valid
  Sillago lutea McKay, 1985 -- valid
  Sillago macrolepis Bleeker, 1859 -- valid
  Sillago maculata Quoy and Gaimard, 1824 -- valid -- trumpeter whiting, trumpeter whiting
  Sillago megacephalus Lin, 1933 -- valid
  Sillago microps McKay, 1985 -- valid
  Sillago nierstraszi Hardenberg, 1941 -- valid
  Sillago parvisquamis Gill, 1861 -- valid
  Sillago punctata Cuvier in Cuvier and Valenciennes, 1829 -- invalid -- spotted whiting
  Sillago robusta Stead, 1908 -- valid -- stout whiting, stout whiting
  Sillago schomburgkii Peters, 1864 -- valid -- western sand whiting, western sand whiting
  Sillago sihama (Forsskål, 1775) -- valid -- northern whiting, northern whiting
  Sillago soringa Dutt and Sujatha, 1982 -- valid
  Sillago vincenti McKay, 1980 -- valid
  Sillago vittata McKay, 1985 -- valid
  Simenchelys Gill in Goode and Bean, 1879 -- valid
  Simenchelys parasitica Gill in Goode and Bean, 1879 -- valid -- pugnose eel, slime eel, snubnosed eel
  Simenchelys parasiticus Gill in Goode and Bean, 1879 -- invalid -- slime eel, snubnosed eel
  Similiparma hermani (Steindachner, 1887) -- invalid
  Simochromis Boulenger, 1898 -- valid
  Simochromis babaulti Pellegrin, 1927 -- valid
  Simochromis diagramma (Günther, 1894) -- valid
  Simochromis margaretae Axelrod and Harrison, 1978 -- valid
  Simochromis marginatus Poll, 1956 -- valid
  Simochromis pleurospilus Nelissen, 1978 -- valid
  Simpsonichthys Carvalho, 1959 -- valid
  Simpsonichthys adornatus Costa, 2000 -- valid
  Simpsonichthys alternatus (Costa and Brasil, 1994) -- valid
  Simpsonichthys antenori (Tulipano, 1973) -- valid
  Simpsonichthys auratus Costa and Nielsen, 2000 -- valid
  Simpsonichthys boitonei Carvalho, 1959 -- valid
  Simpsonichthys bokermanni (Carvalho and Da Cruz, 1987) -- valid
  Simpsonichthys brunoi Costa, 2003 -- valid
  Simpsonichthys chacoensis (Amato, 1986) -- valid
  Simpsonichthys cholopteryx Costa, Moreira and Lima, 2003 -- valid
  Simpsonichthys constanciae (Myers, 1942) -- valid
  Simpsonichthys costai (Lazara, 1991) -- valid
  Simpsonichthys delucai Costa, 2003 -- valid
  Simpsonichthys filamentosus Costa, Barrera and Sarmiento, 1997 -- valid
  Simpsonichthys flagellatus Costa, 2003 -- valid
  Simpsonichthys flammeus (Costa, 1989) -- valid
  Simpsonichthys flavicaudatus (Costa and Brasil, 1990) -- valid
  Simpsonichthys fulminantis (Costa and Brasil, 1993) -- valid
  Simpsonichthys ghisolfii Costa, Cyrino and Nielsen, 1996 -- valid
  Simpsonichthys hellneri (Berkenkamp, 1993) -- valid
  Simpsonichthys ibicuiensis Costa and Hellner, 1999 -- valid
  Simpsonichthys igneus Costa, 2000 -- valid
  Simpsonichthys izecksohni (Cruz, 1983) -- valid
  Simpsonichthys magnificus (Costa and Brasil, 1991) -- valid
  Simpsonichthys marginatus Costa and Brasil, 1996 -- valid
  Simpsonichthys multiradiatus (Costa and Brasil, 1994) -- valid
  Simpsonichthys myersi (Carvalho, 1971) -- valid
  Simpsonichthys notatus (Costa, Lacerda and Brasil, 1990) -- valid
  Simpsonichthys ocellatus Costa, Nielsen and de Luca, 2001 -- valid
  Simpsonichthys parallelus Costa, 2000 -- valid
  Simpsonichthys perpendicularis Costa, Nielsen and de Luca, 2001 -- valid
  Simpsonichthys picturatus Costa, 2000 -- valid
  Simpsonichthys reticulatus Costa and Nielsen, 2003 -- valid
  Simpsonichthys rosaceus Costa, Nielsen and de Luca, 2001 -- valid
  Simpsonichthys rufus Costa, Nielsen and de Luca, 2001 -- valid
  Simpsonichthys santanae (Shibata and Garavello, 1992) -- valid
  Simpsonichthys similis Costa and Hellner, 1999 -- valid
  Simpsonichthys stellatus (Costa and Brasil, 1994) -- valid
  Simpsonichthys suzarti Costa, 2004 -- valid
  Simpsonichthys trilineatus (Costa and Brasil, 1994) -- valid
  Simpsonichthys zonatus (Costa and Brasil, 1990) -- valid
  Sindoscopus Dawson, 1977 -- valid
  Sindoscopus australis (Fowler and Bean, 1923) -- valid
  Sineleotris Herre, 1940 -- valid
  Sineleotris chalmersi (Nichols and Pope, 1927) -- valid
  Sineleotris namxamensis Chen and Kottelat in Kottelat, 2001 -- valid
  Siniperca Gill, 1862 -- valid
  Siniperca chuatsi (Basilewsky, 1855) -- valid -- Aucha perch
  Siniperca fortis (Lin, 1932) -- valid
  Siniperca knerii Garman, 1912 -- valid
  Siniperca liuzhouensis Zhou, Kong and Zhu, 1987 -- valid
  Siniperca loona Wu, 1939 -- invalid
  Siniperca obscura Nichols, 1930 -- valid
  Siniperca roulei Wu, 1930 -- valid
  Siniperca scherzeri Steindachner, 1892 -- valid
  Siniperca undulata Fang and Chong, 1932 -- valid
  Siniperca vietnamensis Mai, 1978 -- valid
  Sio Moss, 1962 -- valid
  Sio nordenskjoldii (Lönnberg, 1905) -- valid
  Siokunichthys Herald in Schultz, Herald, Lachner, Welander and Woods, 1953 -- valid
  Siokunichthys bentuviai Clark, 1966 -- valid
  Siokunichthys breviceps Smith, 1963 -- valid
  Siokunichthys herrei Herald in Schultz et al., 1953 -- valid
  Siokunichthys nigrolineatus Dawson, 1983 -- valid
  Siokunichthys southwelli (Duncker, 1910) -- valid -- Southwell's pipefish
  Siphamia Weber, 1909 -- valid
  Siphamia cephalotes (Castelnau, 1875) -- valid
  Siphamia corallicola Allen, 1993 -- valid
  Siphamia cuneiceps Whitley, 1941 -- valid -- siphonfish, siphonfish
  Siphamia elongata Lachner, 1953 -- valid
  Siphamia fistulosa (Weber, 1909) -- valid
  Siphamia fuscolineata Lachner, 1953 -- valid
  Siphamia guttulatus (Alleyne and Macleay, 1877) -- valid
  Siphamia majimai Matsubara and Iwai, 1958 -- valid
  Siphamia mossambica Smith, 1955 -- valid
  Siphamia nigra Fourmanoir and Crosnier, 1964 -- valid
  Siphamia ovalis Lachner, 1953 -- valid
  Siphamia permutata Klausewitz, 1966 -- valid
  Siphamia roseigaster (Ramsay and Ogilby, 1887) -- valid
  Siphamia tubulata (Weber, 1909) -- valid
  Siphamia tubulatus (Weber, 1909) -- invalid -- seaurchin cardinal, seaurchin cardinal
  Siphamia versicolor (Smith and Radcliffe in Radcliffe, 1911) -- valid
  Siphamia zaribae Whitley, 1959 -- valid
  Siphonognathus Richardson, 1858 -- valid
  Siphonognathus argyrophanes Richardson, 1858 -- valid
  Siphonognathus attenuatus (Ogilby, 1897) -- valid
  Siphonognathus beddomei (Johnston, 1885) -- valid
  Siphonognathus caninis (Scott, 1976) -- valid
  Siphonognathus radiatus (Quoy and Gaimard, 1834) -- valid
  Siphonognathus tanyourus Gomon and Paxton, 1986 -- valid
  Siphonogobius Shibukawa and Iwata, 1998 -- valid
  Siphonogobius nue Shibukawa and Iwata, 1998 -- valid
  Skiffia Meek, 1902 -- valid
  Skiffia bilineatus (Bean, 1887) -- valid
  Skiffia francesae Kingston, 1978 -- valid -- golden skiffia, tiro dorado
  Skiffia lermae Meek, 1902 -- valid -- olive skiffia, tiro olivo
  Skiffia multipunctata (Pellegrin, 1901) -- valid -- splotched skiffia, tiro pintado
  Skiotocharax Presswell, Weitzman and Bergquist, 2000 -- valid
  Skiotocharax meizon Presswell, Weitzman and Bergquist, 2000 -- valid
  Skythrenchelys Castle and McCosker, 1999 -- valid
  Skythrenchelys lentiginosa Castle and McCosker, 1999 -- valid
  Skythrenchelys zabra Castle and McCosker, 1999 -- valid
  Smaris Cuvier, 1814 -- invalid
  Smithichthys Hubbs, 1952 -- valid
  Smithichthys fucorum (Gilchrist and Thompson, 1908) -- valid
  Soldatovia Taranetz, 1937 -- valid
  Soldatovia polyactocephala (Pallas, 1814) -- valid -- decorated warbonnet
  Solegnathus Swainson, 1839 -- valid
  Solegnathus dunckeri Whitley, 1927 -- valid -- red and gold seahorse
  Solegnathus hardwickii (Gray, 1830) -- valid
  Solegnathus lettiensis Bleeker, 1860 -- valid
  Solegnathus robustus McCulloch, 1911 -- valid
  Solegnathus spinosissimus (Günther, 1870) -- valid
  Solenophallus Herre, 1953 -- invalid
  Solenostomus Lacepède, 1803 -- valid
  Solenostomus armatus Weber, 1913 -- valid
  Solenostomus cyanopterus Bleeker, 1854 -- valid -- bluefinned ghost pipefish, green ghost pipefish, bluefinned ghost pipefish, green ghost pipefish
  Solenostomus halimeda Orr, Fritzsche and Randall, 2002 -- valid
  Solenostomus leptosoma Tanaka, 1908 -- valid
  Solenostomus paradoxus (Pallas, 1770) -- valid -- shortbodied pipefish, shortbodied pipefish
  Sonorolux Trewavas, 1977 -- valid
  Sonorolux fluminis Trewavas, 1977 -- valid
  Spaniblennius Bath and Wirtz, 1989 -- valid
  Spaniblennius clandestinus Bath and Wirtz, 1989 -- valid
  Spaniblennius riodourensis (Metzelaar, 1919) -- valid
  Sparidentex Munro, 1948 -- valid
  Sparidentex hasta (Valenciennes in Cuvier and Valenciennes, 1830) -- valid
  Sparisoma Swainson, 1839 -- valid
  Sparisoma amplum (Ranzani, 1841) -- valid
  Sparisoma atomarium (Poey, 1861) -- valid -- greenblotch parrotfish, loro de lunar verde, loro mancha verde
  Sparisoma aurofrenatum (Valenciennes in Cuvier and Valenciennes, 1840) -- valid -- redband parrotfish, vieja lora, loro manchado
  Sparisoma axillare (Steindachner, 1878) -- valid
  Sparisoma chrysopterum (Bloch and Schneider, 1801) -- valid -- redtail parrotfish, loro colirrojo, loro verde
  Sparisoma cretense (Linnaeus, 1758) -- valid -- parrotfish
  Sparisoma frondosum (Agassiz in Spix and Agassiz, 1831) -- valid
  Sparisoma griseorubrum Cervigón, 1982 -- valid
  Sparisoma radians (Valenciennes in Cuvier and Valenciennes, 1840) -- valid -- bucktooth parrotfish, loro dientuso
  Sparisoma rubripinne (Valenciennes in Cuvier and Valenciennes, 1840) -- valid -- redfin parrotfish, loro aletirojo, loro coliamarilla, yellowtail parrotfish
  Sparisoma strigatum (Günther, 1862) -- valid
  Sparisoma tuiupiranga Gasparini, Joyeux and Floeter, 2003 -- valid
  Sparisoma viride (Bonnaterre, 1788) -- valid -- stoplight parrotfish, loro, loro brilloso
  Sparodon Smith, 1938 -- valid
  Sparodon durbanensis (Castelnau, 1861) -- valid
  Sparus Linnaeus, 1758 -- valid
  Sparus annularis Linnaeus, 1758 -- invalid
  Sparus aurata Linnaeus, 1758 -- valid
  Sparus auratus Linnaeus, 1758 -- invalid
  Sparus bajonado Bloch and Schneider, 1801 -- invalid
  Sparus bogaraveo Brünnich, 1768 -- invalid
  Sparus boops Linnaeus, 1758 -- invalid
  Sparus brama Bonnaterre, 1788 -- invalid
  Sparus caeruleostictus (Valenciennes in Cuvier and Valenciennes, 1830) -- invalid
  Sparus cantharus Linnaeus, 1758 -- invalid
  Sparus chrysops Linnaeus, 1766 -- invalid
  Sparus dentex Linnaeus, 1758 -- invalid
  Sparus ehrenbergi (Valenciennes in Cuvier and Valenciennes, 1830) -- invalid
  Sparus erythrinus Linnaeus, 1758 -- invalid
  Sparus gibbosus Rafinesque, 1810 -- invalid
  Sparus macrophthalmus Bloch, 1791 -- invalid
  Sparus melanurus Linnaeus, 1758 -- invalid
  Sparus mormyrus Linnaeus, 1758 -- invalid
  Sparus pagrus Linnaeus, 1758 -- invalid
  Sparus puntazzo Cetti, 1777 -- invalid
  Sparus salpa Linnaeus, 1758 -- invalid
  Sparus sargus Linnaeus, 1758 -- invalid
  Sparus surinamensis Bloch, 1791 -- invalid
  Spathodus Boulenger, 1900 -- valid
  Spathodus erythrodon Boulenger, 1900 -- valid
  Spathodus marlieri Poll, 1950 -- valid
  Spectrolebias Costa and Nielsen, 1997 -- valid
  Spectrolebias semiocellatus Costa and Nielsen, 1997 -- valid
  Speleogobius Zander and Jelinek, 1976 -- valid
  Speleogobius trigloides Zander and Jelinek, 1976 -- valid
  Sphaeramia Fowler and Bean, 1930 -- valid
  Sphaeramia nematoptera (Bleeker, 1856) -- valid
  Sphaeramia orbicularis (Cuvier in Cuvier and Valenciennes, 1828) -- valid
  Sphaerichthys Canestrini, 1860 -- valid
  Sphaerichthys acrostoma Vierke, 1979 -- valid
  Sphaerichthys malayanus (Duncker, 1904) -- valid
  Sphaerichthys osphromenoides Canestrini, 1860 -- valid -- chocolate gourami
  Sphaerichthys osphromenoides osphromenoides Canestrini, 1860 -- invalid
  Sphaerichthys osphromenoides selatanensis Vierke, 1979 -- invalid
  Sphaerichthys selatanensis Vierke, 1979 -- valid
  Sphaerichthys vaillanti Pellegrin, 1930 -- valid
  Sphagebranchus anguiformis (Peters, 1877) -- invalid
  Sphagebranchus catostomus Schneider and Forster in Bloch and Schneider, 1801 -- invalid
  Sphagebranchus kendalli Gilbert, 1891 -- invalid
  Sphagebranchus kuro Kuroda, 1947 -- invalid
  Sphagebranchus ophioneus Evermann and Marsh, 1900 -- invalid
  Sphagebranchus rostratus Bloch, 1795 -- invalid
  Sphenanthias Weber, 1913 -- invalid
  Sphenanthias sibogae Weber, 1913 -- valid
  Sphyraena Artedi in Röse, 1793 -- valid -- barracudas
  Sphyraena acutipinnis Day, 1876 -- valid -- cheekflap barracuda
  Sphyraena afra Peters, 1844 -- valid
  Sphyraena africana Gilchrist and Thompson, 1909 -- valid
  Sphyraena argentea Girard, 1854 -- valid -- Pacific barracuda, barracuda plateada
  Sphyraena barracuda (Edwards in Catesby, 1771) -- valid -- picúa, great barracuda, barracuda
  Sphyraena barracuda (Walbaum, 1792) -- invalid -- great barracuda, picúa
  Sphyraena borealis DeKay, 1842 -- valid -- northern sennet, picudilla
  Sphyraena chinensis Lacepède, 1803 -- invalid -- striped barracuda
  Sphyraena chrysotaenia Klunzinger, 1884 -- valid -- green-and-gold barracuda
  Sphyraena ensis Jordan and Gilbert, 1882 -- valid -- vicuda, barracuda mexicana, Mexican barracuda
  Sphyraena flavicauda Rüppell, 1838 -- valid -- yellowstripe barracuda
  Sphyraena forsteri Cuvier in Cuvier and Valenciennes, 1829 -- valid
  Sphyraena guachancho Cuvier in Cuvier and Valenciennes, 1829 -- valid -- guaguanche, guaguancho, tolete
  Sphyraena helleri Jenkins, 1901 -- valid
  Sphyraena idiastes Heller and Snodgrass, 1903 -- valid -- barracuda pelícano, pelican barracuda
  Sphyraena japonica Bloch and Schneider, 1801 -- valid -- Japanese barracuda
  Sphyraena jello Cuvier in Cuvier and Valenciennes, 1829 -- valid -- Indo-Malaysian barracuda
  Sphyraena langsar Bleeker, 1854 -- invalid -- shortjawed barracuda
  Sphyraena lucasana Gill, 1863 -- valid -- barracuda de Cortés, Cortez barracuda
  Sphyraena nigripinnis Temminck and Schlegel, 1843 -- valid
  Sphyraena novaehollandiae Günther, 1860 -- valid -- shortfinned barracuda
  Sphyraena obtusata Cuvier in Cuvier and Valenciennes, 1829 -- valid
  Sphyraena picudilla Poey, 1860 -- invalid -- southern sennet, picudilla
  Sphyraena pinguis Günther, 1874 -- valid -- brown barracuda
  Sphyraena putnamae Jordan and Seale, 1905 -- valid
  Sphyraena qenie Klunzinger, 1870 -- valid
  Sphyraena sphyraena (Linnaeus, 1758) -- valid -- European barracuda
  Sphyraena tome Fowler, 1903 -- valid
  Sphyraena viridensis Cuvier in Cuvier and Valenciennes, 1829 -- valid
  Sphyraena waitii Ogilby, 1908 -- valid
  Sphyraenops Gill in Poey, 1860 -- valid
  Sphyraenops bairdianus Poey, 1861 -- valid -- barracuda cardinalfish, cardenal barracuda
  Sphyrena Artedi in Röse, 1793 -- invalid
  Spicara Rafinesque, 1810 -- valid
  Spicara alta (Osório, 1917) -- valid
  Spicara australis (Regan, 1921) -- valid
  Spicara axillaris (Boulenger, 1900) -- valid
  Spicara flexuosa Rafinesque, 1810 -- valid
  Spicara maena (Linnaeus, 1758) -- valid
  Spicara martinicus (Valenciennes in Cuvier and Valenciennes, 1830) -- valid
  Spicara melanurus (Valenciennes in Cuvier and Valenciennes, 1830) -- valid
  Spicara nigricauda (Norman, 1931) -- valid
  Spicara smaris (Linnaeus, 1758) -- valid
  Spinachia Cuvier, 1816 -- valid
  Spinachia spinachia (Linnaeus, 1758) -- valid -- fifteenspine stickleback, sea stickleback, fifteenspine stickleback, sea stickleback
  Spinapsaron Okamura and Kishida, 1963 -- invalid
  Spinivomer Gill and Ryder, 1883 -- invalid
  Spintherobolus Eigenmann, 1911 -- valid
  Spintherobolus ankoseion Weitzman and Malabarba, 1999 -- valid
  Spintherobolus broccae Myers, 1925 -- valid
  Spintherobolus leptoura Weitzman and Malabarba, 1999 -- valid
  Spintherobolus papilliferus Eigenmann, 1911 -- valid
  Spondyliosoma Cantor, 1849 -- valid
  Spondyliosoma cantharus (Linnaeus, 1758) -- valid
  Spondyliosoma emarginatum (Valenciennes in Cuvier and Valenciennes, 1830) -- valid
  Springeratus Shen, 1971 -- valid
  Springeratus caledonicus (Sauvage, 1874) -- valid
  Springeratus polyporatus Fraser, 1972 -- valid
  Springeratus xanthosoma (Bleeker, 1857) -- valid
  Springerichthys Shen, 1994 -- valid
  Springerichthys bapturus (Jordan and Snyder, 1902) -- valid
  Springerichthys kulbickii (Fricke and Randall in Fricke, 1994) -- valid
  Squamicreedia Rendahl, 1921 -- valid
  Squamicreedia obtusa Rendahl, 1921 -- valid
  Stalix Jordan and Snyder, 1902 -- valid
  Stalix davidsheni Klausewitz, 1985 -- valid
  Stalix dicra Smith-Vaniz, 1989 -- valid
  Stalix eremia Smith-Vaniz, 1989 -- valid
  Stalix flavida Smith-Vaniz, 1989 -- valid
  Stalix histrio Jordan and Snyder, 1902 -- valid -- japanese jawfish, Japanese jawfish
  Stalix immaculata Xu and Zhan in Xu, Deng, Xiong and Zhan, 1980 -- valid
  Stalix moenensis (Popta, 1922) -- valid
  Stalix omanensis Norman, 1939 -- valid
  Stalix sheni Smith-Vaniz, 1989 -- valid
  Stalix toyoshio Shinohara, 1999 -- valid
  Stalix versluysi (Weber, 1913) -- valid
  Stanulus Smith, 1959 -- valid
  Stanulus seychellensis Smith, 1959 -- valid
  Stanulus talboti Springer, 1968 -- valid
  Starksia Jordan and Evermann in Jordan, 1896 -- valid
  Starksia atlantica Longley, 1934 -- valid -- smootheye blenny, sapito pelón, smootheye blenny, trambollito ojiliso
  Starksia brasiliensis (Gilbert, 1900) -- valid
  Starksia cremnobates (Gilbert, 1890) -- valid -- fugitive blenny, trambollito fugaz
  Starksia culebrae (Evermann and Marsh, 1899) -- valid
  Starksia elongata Gilbert, 1971 -- valid
  Starksia fasciata (Longley, 1934) -- valid -- blackbar blenny, blackbar blenny, sapito bandeado, trambollito barra oscura
  Starksia fulva Rosenblatt and Taylor, 1971 -- valid
  Starksia galapagensis Rosenblatt and Taylor, 1971 -- valid
  Starksia grammilaga Rosenblatt and Taylor, 1971 -- valid -- pinstriped blenny, trambollito estilográfo
  Starksia guttata (Fowler, 1931) -- valid
  Starksia hassi Klausewitz, 1958 -- valid
  Starksia hoesei Rosenblatt and Taylor, 1971 -- valid -- hose blenny, trambollito manguera
  Starksia lepicoelia Böhlke and Springer, 1961 -- valid -- blackcheek blenny, blackcheek blenny, sapito carinegro, trambollito carinegro
  Starksia lepidogaster Rosenblatt and Taylor, 1971 -- valid -- scalybelly blenny, trambollito panza escamosa
  Starksia leucovitta Williams and Mounts, 2003 -- valid
  Starksia melasma Williams and Mounts, 2003 -- valid
  Starksia multilepis Williams and Mounts, 2003 -- valid
  Starksia nanodes Böhlke and Springer, 1961 -- valid -- dwarf blenny, dwarf blenny, trambollito enano
  Starksia occidentalis Greenfield, 1979 -- valid -- occidental blenny, trambollito occidental
  Starksia ocellata (Steindachner, 1876) -- valid -- checkered blenny, sapito tablero
  Starksia posthon Rosenblatt and Taylor, 1971 -- valid -- brownspotted blenny, trambollito moteado
  Starksia rava Williams and Mounts, 2003 -- valid
  Starksia sella Williams and Mounts, 2003 -- valid
  Starksia sluiteri (Metzelaar, 1919) -- valid -- spotted blenny, trambollito manchado
  Starksia smithvanizi Williams and Mounts, 2003 -- valid
  Starksia spinipenis (Al-Uthman, 1960) -- valid -- phallic blenny, trambollito macho
  Starksia starcki Gilbert, 1971 -- valid -- key blenny
  Starksia variabilis Greenfield, 1979 -- valid
  Starksia y-lineata Gilbert, 1965 -- valid
  Stathmonotus Bean, 1885 -- valid
  Stathmonotus culebrai Seale, 1940 -- valid
  Stathmonotus gymnodermis Springer, 1955 -- valid -- naked blenny, naked blenny, sapito esperanza, tubícola esperanza
  Stathmonotus hemphilli Bean, 1885 -- invalid -- blackbelly blenny, sapito morenita
  Stathmonotus hemphillii Bean, 1885 -- valid -- blackbelly blenny, sapito morenita
  Stathmonotus lugubris Böhlke, 1953 -- valid -- Mexican worm blenny, tubícola lombríz
  Stathmonotus sinuscalifornici (Chabanaud, 1942) -- valid -- Gulf worm blenny, tubícola gusano
  Stathmonotus stahli (Evermann and Marsh, 1899) -- valid -- eelgrass blenny, sapito anguila, tubícola anguila
  Stathmonotus tekla Nichols, 1910 -- invalid
  Steatocranus Boulenger, 1899 -- valid
  Steatocranus bleheri Meyer, 1993 -- valid
  Steatocranus casuarius Poll, 1939 -- valid -- African blockhead
  Steatocranus gibbiceps Boulenger, 1899 -- valid
  Steatocranus glaber Roberts and Stewart, 1976 -- valid
  Steatocranus irvinei (Trewavas, 1943) -- valid
  Steatocranus mpozoensis Roberts and Stewart, 1976 -- valid
  Steatocranus rouxi (Pellegrin, 1928) -- valid
  Steatocranus tinanti (Poll, 1939) -- valid
  Steatocranus ubanguiensis Roberts and Stewart, 1976 -- valid
  Steatogenys Boulenger, 1898 -- valid
  Steatogenys duidae (La Monte, 1929) -- valid
  Steatogenys elegans (Steindachner, 1880) -- valid
  Steatogenys ocellatus Crampton, Thorsen and Albert, 2004 -- valid
  Steeneichthys Allen and Randall, 1985 -- valid
  Steeneichthys nativitatus Allen, 1987 -- valid
  Steeneichthys plesiopsus Allen and Randall, 1985 -- valid
  Stegastes Jenyns, 1840 -- valid
  Stegastes acapulcoensis (Fowler, 1944) -- valid -- Acapulco damselfish, jaqueta acapulqueña
  Stegastes adustus (Troschel in Müller, 1865) -- valid -- chopita prieta, dusky damselfish, jaqueta prieta
  Stegastes albifasciatus (Schlegel and Müller, 1839) -- valid
  Stegastes altus (Okada and Ikeda, 1937) -- valid
  Stegastes apicalis (De Vis, 1885) -- valid -- orangetipped damselfish
  Stegastes arcifrons (Heller and Snodgrass, 1903) -- valid
  Stegastes aureus (Fowler, 1927) -- valid
  Stegastes baldwini Allen and Woods, 1980 -- valid
  Stegastes beebei (Nichols, 1924) -- valid
  Stegastes diencaeus (Jordan and Rutter, 1897) -- valid -- chopita miel, jaqueta miel, longfin damselfish
  Stegastes emeryi (Allen and Randall, 1974) -- valid
  Stegastes fasciolatus (Ogilby, 1889) -- valid
  Stegastes flavilatus (Gill, 1862) -- valid -- beaubrummel, jaqueta de dos colores
  Stegastes fuscus (Cuvier in Cuvier and Valenciennes, 1830) -- valid -- dusky damselfish
  Stegastes gascoynei (Whitley, 1964) -- valid
  Stegastes imbricatus Jenyns, 1840 -- valid
  Stegastes insularis Allen and Emery, 1985 -- valid
  Stegastes leucorus (Gilbert, 1892) -- valid -- jaqueta rabo blanco, whitetail damselfish
  Stegastes leucostictus (Müller and Troschel in Schomburgk, 1848) -- valid -- chopita de cola amarilla, jaqueta bonita, beaugregory
  Stegastes limbatus (Cuvier in Cuvier and Valenciennes, 1830) -- valid
  Stegastes lividus (Forster in Bloch and Schneider, 1801) -- valid
  Stegastes lubbocki Allen and Smith, 1992 -- valid
  Stegastes mellis (Emery and Burgess, 1974) -- invalid
  Stegastes obreptus (Whitley, 1948) -- valid
  Stegastes otophorus (Poey, 1860) -- valid -- chopita manchada, damselfish
  Stegastes partitus (Poey, 1868) -- valid -- chopita bicolor, jaqueta bicolor, bicolor damselfish
  Stegastes pelicieri Allen and Emery, 1985 -- valid
  Stegastes pictus (Castelnau, 1855) -- valid
  Stegastes planifrons (Cuvier in Cuvier and Valenciennes, 1830) -- valid -- chopita amarilla, jaqueta de tres puntos, threespot damselfish
  Stegastes rectifraenum (Gill, 1862) -- valid -- Cortez damselfish, jaqueta de Cortés, brown damselfish
  Stegastes redemptus (Heller and Snodgrass, 1903) -- valid -- Clarion damselfish, jaqueta azafranada
  Stegastes robertsoni Randall, 2001 -- valid
  Stegastes rocasensis (Emery, 1972) -- valid
  Stegastes sanctaehelenae (Sauvage, 1879) -- valid
  Stegastes sanctipauli Lubbock and Edwards, 1981 -- valid
  Stegastes uenfi Novelli, Nunan and Lima, 2000 -- valid
  Stegastes variabilis (Castelnau, 1855) -- valid -- chopita cacao, jaqueta castaña, cocoa damselfish
  Stegostenopos Triques, 1997 -- valid
  Stegostenopos cryptogenes Triques, 1997 -- valid
  Steindachnerina Fowler, 1906 -- valid
  Steindachnerina amazonica (Steindachner, 1911) -- valid
  Steindachnerina argentea (Gill, 1858) -- valid
  Steindachnerina atratoensis (Eigenmann, 1912) -- valid
  Steindachnerina bimaculata (Steindachner, 1876) -- valid
  Steindachnerina binotata (Pearson, 1924) -- valid
  Steindachnerina biornata (Braga and Azpelicueta, 1987) -- valid
  Steindachnerina brevipinna (Eigenmann and Eigenmann, 1889) -- valid
  Steindachnerina conspersa (Holmberg, 1891) -- valid
  Steindachnerina corumbae Pavanelli and Britski, 1999 -- valid
  Steindachnerina dobula (Günther, 1868) -- valid
  Steindachnerina elegans (Steindachner, 1874) -- valid
  Steindachnerina fasciata (Vari and Géry, 1985) -- valid
  Steindachnerina gracilis Vari and Williams Vari, 1989 -- valid
  Steindachnerina guentheri (Eigenmann and Eigenmann, 1889) -- valid
  Steindachnerina hypostoma (Boulenger, 1887) -- valid
  Steindachnerina insculpta (Fernández-Yépez, 1948) -- valid
  Steindachnerina leucisca (Günther, 1868) -- valid
  Steindachnerina notonota (Miranda Ribeiro, 1937) -- valid
  Steindachnerina planiventris Vari and Williams Vari, 1989 -- valid
  Steindachnerina pupula Vari, 1991 -- valid
  Steindachnerina quasimodoi Vari and Williams Vari, 1989 -- valid
  Steindachnerina steindachneri (Fowler, 1906) -- valid
  Steindachnerina varii Géry, Planquette and Le Bail, 1991 -- valid
  Steinegeria rubescens Jordan and Evermann, 1887 -- invalid
  Stellifer Oken, 1817 -- valid
  Stellifer brasiliensis (Schultz, 1945) -- valid
  Stellifer chaoi Aguilera, Solano and Valdez, 1983 -- valid
  Stellifer chrysoleuca (Günther, 1867) -- valid -- corvinilla chata, shortnose stardrum
  Stellifer colonensis Meek and Hildebrand, 1925 -- valid
  Stellifer ephelis Chirichigno F., 1974 -- valid
  Stellifer ericymba (Jordan and Gilbert, 1882) -- valid -- corvinilla hueca, hollow stardrum
  Stellifer fuerthii (Steindachner, 1876) -- valid
  Stellifer griseus Cervigón, 1966 -- valid
  Stellifer illecebrosus Gilbert in Jordan and Evermann, 1898 -- valid -- mojararilla, mojararilla, corvinilla plateada, silver stardrum
  Stellifer lanceolatus (Holbrook, 1855) -- valid -- star drum, corvinilla lanza
  Stellifer magoi Anguilera, 1983 -- valid
  Stellifer mancorensis Chirichigno F., 1962 -- valid
  Stellifer melanocheir Eigenmann, 1918 -- valid
  Stellifer microps (Steindachner, 1864) -- valid
  Stellifer minor (Tschudi, 1846) -- valid
  Stellifer naso (Jordan in Jordan and Eigenmann, 1889) -- valid
  Stellifer oscitans (Jordan and Gilbert, 1882) -- valid
  Stellifer pizarroensis Hildebrand, 1946 -- valid
  Stellifer rastrifer (Jordan in Jordan and Eigenmann, 1889) -- valid
  Stellifer stellifer (Bloch, 1790) -- valid
  Stellifer venezuelae (Schultz, 1945) -- valid
  Stellifer walkeri Chao, 2001 -- valid -- corvinilla del profesor, professor stardrum
  Stellifer wintersteenorum Chao, 2001 -- valid -- amigo stardrum, corvinilla amigable
  Stellifer zestocarus Gilbert in Jordan and Evermann, 1898 -- valid
  Stemonidium Gilbert, 1905 -- valid
  Stemonidium hypomelas Gilbert, 1905 -- valid
  Stemonosudis Harry, 1951 -- valid
  Stemonosudis bullisi Rofen, 1963 -- valid
  Stemonosudis intermedia (Ege, 1933) -- valid
  Stemonosudis miscella (Ege, 1933) -- valid
  Stemonosudis molesta (Marshall, 1955) -- valid
  Stenatherina Schultz, 1948 -- valid
  Stenatherina panatela (Jordan and Richardson, 1908) -- valid
  Stenocaulus Ogilby, 1908 -- invalid
  Stenocaulus kreffti (Günther, 1866) -- invalid
  Stenocaulus krefftii (Günther, 1866) -- invalid
  Stenogobius Bleeker, 1874 -- valid -- coastal stream gobies
  Stenogobius alleni Watson, 1991 -- valid
  Stenogobius beauforti (Weber, 1907) -- valid
  Stenogobius blokzeyli (Bleeker, 1861) -- valid
  Stenogobius caudimaculosus Watson, 1991 -- valid
  Stenogobius fehlmanni Watson, 1991 -- valid -- robbermask goby
  Stenogobius genivittatus (Valenciennes in Cuvier and Valenciennes, 1837) -- valid
  Stenogobius gymnopomus (Bleeker, 1853) -- valid
  Stenogobius hawaiiensis Watson, 1991 -- valid -- Naniha goby
  Stenogobius hoesei Watson, 1991 -- valid
  Stenogobius ingeri Watson, 1991 -- valid
  Stenogobius kenyae Smith, 1959 -- valid
  Stenogobius kyphosus Watson, 1991 -- valid
  Stenogobius lachneri Allen, 1991 -- valid
  Stenogobius lacrymosus (Peters, 1868) -- invalid
  Stenogobius laterisquamatus (Weber, 1907) -- valid
  Stenogobius macropterus (Duncker, 1912) -- valid
  Stenogobius malabaricus (Day, 1865) -- invalid -- malabar goby, malabar goby
  Stenogobius marinus Watson, 1991 -- valid
  Stenogobius marqueti Watson, 1991 -- valid
  Stenogobius mekongensis Watson, 1991 -- valid
  Stenogobius ophthalmoporus (Bleeker, 1853) -- valid
  Stenogobius polyzona (Bleeker, 1867) -- valid
  Stenogobius psilosinionus Watson, 1991 -- valid
  Stenogobius randalli Watson, 1991 -- valid
  Stenogobius squamosus Watson, 1991 -- valid
  Stenogobius yateiensis Keith, Watson and Marquet, 2002 -- valid
  Stenogobius zurstrassenii (Popta, 1911) -- valid
  Stenolebias Costa, 1995 -- valid
  Stenolebias bellus Costa, 1995 -- valid
  Stenolebias damascenoi (Costa, 1991) -- valid
  Stenotomus Gill, 1865 -- valid
  Stenotomus aculeatus (Valenciennes in Cuvier and Valenciennes, 1830) -- invalid
  Stenotomus caprinus Jordan and Gilbert, 1882 -- valid -- longspine porgy, sargo espinudo
  Stenotomus chrysops (Linnaeus, 1766) -- valid -- scup, porgy
  Stenotomus versicolor (Mitchill, 1815) -- invalid
  Stephanoberyx Gill, 1883 -- valid
  Stephanoberyx monae Gill, 1883 -- valid -- pricklefish
  Stephanolepis insignis Fraser-Brunner, 1940 -- valid
  Stereolepis Ayres, 1859 -- valid
  Stereolepis doederleini Lindberg and Krasyukova, 1969 -- valid
  Stereolepis gigas Ayres, 1859 -- valid -- giant sea bass, pescara
  Sternarchella Eigenmann in Eigenmann and Ward, 1905 -- valid
  Sternarchella curvioperculata Godoy, 1968 -- valid
  Sternarchella orthos Mago-Leccia, 1994 -- valid
  Sternarchella schotti (Steindachner, 1868) -- valid
  Sternarchella sima Starks, 1913 -- valid
  Sternarchella terminalis (Eigenmann and Allen, 1942) -- valid
  Sternarchogiton Eigenmann in Eigenmann and Ward, 1905 -- valid
  Sternarchogiton nattereri (Steindachner, 1868) -- valid
  Sternarchogiton porcinum Eigenmann and Allen, 1942 -- valid
  Sternarchorhamphus Eigenmann in Eigenmann and Ward, 1905 -- valid
  Sternarchorhamphus muelleri (Steindachner, 1881) -- valid
  Sternarchorhynchus Castelnau, 1855 -- valid
  Sternarchorhynchus britskii Campos-da-Paz, 2000 -- valid
  Sternarchorhynchus curvirostris (Boulenger, 1887) -- valid
  Sternarchorhynchus mesensis Campos-da-Paz, 2000 -- valid
  Sternarchorhynchus mormyrus (Steindachner, 1868) -- valid
  Sternarchorhynchus oxyrhynchus (Müller and Troschel, 1849) -- valid
  Sternarchorhynchus roseni Mago-Leccia, 1994 -- valid
  Sternarchus Bloch and Schneider, 1801 -- invalid
  Sternarchus maximilliani Castelnau, 1855 -- invalid
  Sternopygus Müller and Troschel, 1849 -- valid
  Sternopygus aequilabiatus (Humboldt, 1805) -- valid
  Sternopygus arenatus (Eydoux and Souleyet, 1850) -- valid
  Sternopygus astrabes Mago-Leccia, 1994 -- valid
  Sternopygus castroi Triques, 2000 -- valid
  Sternopygus dariensis Meek and Hildebrand, 1916 -- valid
  Sternopygus macrurus (Bloch and Schneider, 1801) -- valid
  Sternopygus obtusirostris Steindachner, 1881 -- valid
  Sternopygus perjeraton Schultz, 1949 -- valid
  Sternopygus xingu Albert and Fink, 1996 -- valid
  Stethaprion Cope, 1870 -- valid
  Stethaprion crenatum Eigenmann, 1916 -- valid
  Stethaprion erythrops Cope, 1870 -- valid
  Stethojulis Günther, 1861 -- valid
  Stethojulis albovittata (Bonnaterre, 1788) -- valid -- scarletbanded ribbonfish
  Stethojulis balteata (Quoy and Gaimard, 1824) -- valid -- 'omaka
  Stethojulis bandanensis (Bleeker, 1851) -- valid
  Stethojulis interrupta (Bleeker, 1851) -- valid -- cutribbon wrasse
  Stethojulis linearis Schultz in Schultz, Chapman, Lachner and Wood, 1960 -- invalid
  Stethojulis marquesensis Randall, 2000 -- valid
  Stethojulis notialis Randall, 2000 -- valid
  Stethojulis strigiventer (Bennett, 1833) -- valid -- lined rainbowfish
  Stethojulis terina Jordan and Snyder, 1902 -- valid
  Stethojulis trilineata (Bloch and Schneider, 1801) -- valid
  Stichaeopsis Kner in Steindachner and Kner, 1870 -- valid
  Stichaeopsis epallax (Jordan and Snyder, 1902) -- valid
  Stichaeopsis nana Kner in Steindachner and Kner, 1870 -- valid
  Stichaeopsis nevelskoi (Schmidt, 1904) -- valid
  Stichaeus Reinhardt, 1836 -- valid
  Stichaeus fuscus Miki and Maruyama, 1986 -- valid
  Stichaeus grigorjewi Herzenstein, 1890 -- valid
  Stichaeus nozawae Jordan and Snyder, 1902 -- valid
  Stichaeus ochriamkini Taranetz, 1935 -- valid
  Stichaeus punctatus (Fabricius, 1780) -- valid -- Arctic shanny, stichée arctique
  Sticharium Günther, 1867 -- valid
  Sticharium clarkae George and Springer, 1980 -- valid
  Sticharium dorsale Günther, 1867 -- valid
  Stichonodon Eigenmann, 1903 -- valid
  Stichonodon insignis (Steindachner, 1876) -- valid
  Stictorhinus Böhlke and McCosker, 1975 -- valid
  Stictorhinus potamius Böhlke and McCosker, 1975 -- valid
  Stigmatochromis Eccles and Trewavas, 1989 -- valid
  Stigmatochromis modestus (Günther, 1894) -- valid
  Stigmatochromis pholidophorus (Trewavas, 1935) -- valid
  Stigmatochromis pleurospilus (Trewavas, 1935) -- valid
  Stigmatochromis woodi (Regan, 1922) -- valid
  Stigmatogobius Bleeker, 1874 -- valid
  Stigmatogobius borneensis (Bleeker, 1851) -- valid
  Stigmatogobius inhacae Smith, 1959 -- invalid -- meander goby, meander goby
  Stigmatogobius javanicus (Bleeker, 1856) -- invalid -- javanese goby, javanese goby
  Stigmatogobius minima (Hora, 1923) -- valid
  Stigmatogobius pleurostigma (Bleeker, 1849) -- valid
  Stigmatogobius sadanundio (Hamilton, 1822) -- valid -- spotted goby, spotted goby
  Stigmatogobius sella (Steindachner, 1881) -- valid
  Stigmatopora Kaup, 1853 -- valid
  Stigmatopora argus (Richardson, 1840) -- valid -- ocellated pipefish
  Stigmatopora macropterygia Duméril, 1870 -- valid
  Stigmatopora nigra Kaup, 1856 -- valid -- widebodied pipefish
  Stipecampus Whitley, 1948 -- valid
  Stipecampus cristatus (McCulloch and Waite, 1918) -- valid
  Stiphodon Weber, 1895 -- valid -- riffle gobies
  Stiphodon alleni Watson, 1996 -- valid
  Stiphodon astilbos Ryan, 1986 -- valid
  Stiphodon atratus Watson, 1996 -- valid
  Stiphodon atropurpureus (Herre, 1927) -- valid
  Stiphodon birdsong Watson, 1996 -- valid
  Stiphodon caeruleus Parenti and Maciolek, 1993 -- valid -- blue riffle goby
  Stiphodon discotorquatus Watson, 1995 -- valid
  Stiphodon elegans (Steindachner, 1879) -- valid -- green riffle goby
  Stiphodon hydroreibatus Watson, 1999 -- valid
  Stiphodon imperiorientis Watson and Chen, 1998 -- valid
  Stiphodon julieni Keith, Watson and Marquet, 2002 -- valid
  Stiphodon larson Watson, 1996 -- valid
  Stiphodon martenstyni Watson, 1998 -- valid
  Stiphodon multisquamus Wu and Ni, 1986 -- valid
  Stiphodon olivaceus Watson and Kottelat, 1995 -- valid
  Stiphodon ornatus Meinken, 1974 -- valid
  Stiphodon pelewensis Herre, 1936 -- valid -- Palauan riffle goby
  Stiphodon percnopterygionus Watson and Chen, 1998 -- valid
  Stiphodon rutilaureus Watson, 1996 -- valid
  Stiphodon semoni Weber, 1895 -- valid
  Stiphodon surrufus Watson and Kottelat, 1995 -- valid
  Stiphodon tuivi Watson, 1995 -- valid
  Stiphodon weberi Watson, Allen and Kottelat, 1998 -- valid
  Stiphodon zebrinus Watson, Allen and Kottelat, 1998 -- valid
  Stizostedion Rafinesque, 1820 -- invalid -- pikeperches
  Stomatepia Trewavas, 1962 -- valid
  Stomatepia mariae (Holly, 1930) -- valid
  Stomatepia mongo Trewavas in Trewavas, Green and Corbet, 1972 -- valid
  Stomatepia pindu Trewavas in Trewavas, Green and Corbet, 1972 -- valid
  Stomatorhinus Boulenger, 1898 -- valid
  Stomatorhinus ater Pellegrin, 1924 -- valid
  Stomatorhinus corneti Boulenger, 1899 -- valid
  Stomatorhinus fuliginosus Poll, 1941 -- valid
  Stomatorhinus humilior Boulenger, 1899 -- valid
  Stomatorhinus kununguensis Poll, 1945 -- valid
  Stomatorhinus microps Boulenger, 1898 -- valid
  Stomatorhinus patrizii Vinciguerra, 1928 -- valid
  Stomatorhinus polli Matthes, 1964 -- valid
  Stomatorhinus polylepis Boulenger, 1899 -- valid
  Stomatorhinus puncticulatus Boulenger, 1899 -- valid
  Stomatorhinus schoutedeni Poll, 1945 -- valid
  Stomatorhinus walkeri (Günther, 1867) -- valid
  Stonogobiops Polunin and Lubbock, 1977 -- valid
  Stonogobiops dracula Polunin and Lubbock, 1977 -- valid
  Stonogobiops medon Hoese and Randall, 1982 -- valid
  Stonogobiops nematodes Hoese and Randall, 1982 -- valid
  Stonogobiops pentafasciata Iwata and Hirata, 1994 -- valid
  Stonogobiops xanthorhinica Hoese and Randall, 1982 -- valid
  Stonogobiops yasha Yoshino and Shimada, 2001 -- valid
  Storrsia Dawson, 1982 -- valid
  Storrsia olsoni Dawson, 1982 -- valid
  Stromateus Linnaeus, 1758 -- valid
  Stromateus brasiliensis Fowler, 1906 -- valid
  Stromateus fiatola Linnaeus, 1758 -- valid -- harvestfish, harvestfish
  Stromateus stellatus Cuvier, 1829 -- valid
  Strongylura van Hasselt, 1824 -- valid -- common needlefishes
  Strongylura anastomella (Valenciennes in Cuvier and Valenciennes, 1846) -- valid -- Pacific needlefish
  Strongylura appendiculata (Klunzinger, 1871) -- invalid
  Strongylura capensis (Günther, 1866) -- invalid
  Strongylura exilis (Girard, 1854) -- valid -- agujón californiano, California needlefish, sierrita
  Strongylura fluviatilis (Regan, 1903) -- valid
  Strongylura gigantea (Temminck and Schlegel, 1846) -- invalid
  Strongylura hubbsi Collette, 1974 -- valid -- agujón maya, Maya needlefish
  Strongylura incisa (Valenciennes in Cuvier and Valenciennes, 1846) -- valid
  Strongylura kreffti (Günther, 1866) -- invalid
  Strongylura krefftii (Günther, 1866) -- valid -- freshwater longtom, long tom
  Strongylura leiura (Bleeker, 1850) -- valid -- squaretail alligator gar
  Strongylura leiura ferox (Günther, 1866) -- valid
  Strongylura leiura leiura (Bleeker, 1850) -- valid
  Strongylura marina (Walbaum, 1792) -- valid -- Atlantic needlefish, agujón verde, silver gar
  Strongylura notata (Poey, 1860) -- valid -- agujón negro, redfin needlefish, agujón de aletas rojas
  Strongylura notata forsythia Breder, 1932 -- valid
  Strongylura notata notata (Poey, 1860) -- valid
  Strongylura scapularis (Jordan and Gilbert, 1882) -- valid
  Strongylura senegalensis (Valenciennes in Cuvier and Valenciennes, 1846) -- valid
  Strongylura strongylura (van Hasselt, 1823) -- valid -- blackspot longtom
  Strongylura tahitiensis Fowler and Bean, 1923 -- invalid
  Strongylura timucu (Walbaum, 1792) -- valid -- timucu, agujón timucú, longjaw, timucú
  Strongylura urvillii (Valenciennes in Cuvier and Valenciennes, 1846) -- valid
  Strophidon McClelland, 1844 -- valid -- giant slender morays
  Strophidon brummeri (Bleeker, 1859) -- invalid
  Strophidon punctata McClelland, 1844 -- invalid
  Strophidon sathete (Hamilton, 1822) -- valid -- giant slender moray
  Stygichthys Brittan and Böhlke, 1965 -- valid
  Stygichthys typhlops Brittan and Böhlke, 1965 -- valid -- blind characin, blind characin
  Stylephorus Shaw, 1791 -- valid
  Stylephorus chordatus Shaw, 1791 -- valid -- sticklebacks, tube-eye, tubeye
  Sudis Rafinesque, 1810 -- valid
  Sudis hyalina Rafinesque, 1810 -- valid
  Sueviota Winterbottom and Hoese, 1988 -- valid
  Sueviota aprica Winterbottom and Hoese, 1988 -- valid
  Sueviota atrinasa Winterbottom and Hoese, 1988 -- valid
  Sueviota lachneri Winterbottom and Hoese, 1988 -- valid
  Sueviota larsonae Winterbottom and Hoese, 1988 -- valid
  Suezichthys Smith, 1958 -- valid
  Suezichthys arquatus Russell, 1985 -- valid
  Suezichthys aylingi Russell, 1985 -- valid
  Suezichthys bifurcatus Russell, 1986 -- valid
  Suezichthys caudavittatus (Steindachner, 1898) -- valid
  Suezichthys cyanolaemus Russell, 1985 -- valid
  Suezichthys devisi (Whitley, 1941) -- valid
  Suezichthys gracilis (Steindachner and Döderlein, 1887) -- valid
  Suezichthys notatus (Kamohara, 1958) -- valid
  Suezichthys russelli Randall, 1981 -- valid
  Suezichthys soelae Russell, 1985 -- valid
  Sufflogobius Smith, 1956 -- valid
  Sufflogobius bibarbatus (von Bonde, 1923) -- valid -- pelagic goby, pelagic goby
  Sumireyakko venustus (Yasuda and Tominaga, 1969) -- invalid
  Suruga Jordan and Snyder, 1901 -- valid
  Suruga fundicola Jordan and Snyder, 1901 -- valid
  Suttonia Smith, 1953 -- valid
  Suttonia lineata Gosline, 1960 -- valid
  Suttonia suttoni Smith, 1953 -- valid
  Symphodus Rafinesque, 1810 -- valid
  Symphodus bailloni (Valenciennes in Cuvier and Valenciennes, 1839) -- valid
  Symphodus cinereus (Bonnaterre, 1788) -- valid -- grey wrasse
  Symphodus doderleini Jordan, 1890 -- valid
  Symphodus mediterraneus (Linnaeus, 1758) -- valid -- axillary wrasse
  Symphodus melanocercus (Risso, 1810) -- valid -- blacktailed wrasse
  Symphodus melops (Linnaeus, 1758) -- valid -- corkwing wrasse
  Symphodus ocellatus (Forsskål, 1775) -- valid
  Symphodus roissali (Risso, 1810) -- valid
  Symphodus rostratus (Bloch, 1791) -- valid
  Symphodus tinca (Linnaeus, 1758) -- valid -- painted wrasse
  Symphorichthys Munro, 1967 -- valid
  Symphorichthys spilurus (Günther, 1874) -- valid -- Sailfin Snapper, Vivaneau voilier, Pargo velero
  Symphorus Günther, 1872 -- valid
  Symphorus nematophorus (Bleeker, 1860) -- valid -- vivaneau diable, pargo diablo
  Symphysanodon Bleeker, 1878 -- valid
  Symphysanodon andersoni Kotthaus, 1974 -- valid
  Symphysanodon berryi Anderson, 1970 -- valid -- slope bass
  Symphysanodon katayamai Anderson, 1970 -- valid
  Symphysanodon maunaloae Anderson, 1970 -- valid
  Symphysanodon octoactinus Anderson, 1970 -- valid -- colirubia rosa
  Symphysanodon typus Bleeker, 1878 -- valid
  Symphysodon Heckel, 1840 -- valid -- discusfishes, discusfishes
  Symphysodon aequifasciata Pellegrin, 1904 -- valid -- green discus, green discus
  Symphysodon aequifasciata aequifasciata Pellegrin, 1904 -- invalid -- green discus, green discus
  Symphysodon aequifasciata axelrodi Schultz, 1960 -- invalid -- brown discus, brown discus
  Symphysodon aequifasciata haraldi Schultz, 1960 -- invalid -- blue discus, blue discus
  Symphysodon discus Heckel, 1840 -- valid -- discus, discus
  Synagrops Günther, 1887 -- valid
  Synagrops adeni Kotthaus, 1970 -- valid
  Synagrops analis (Katayama, 1957) -- valid
  Synagrops argyrea (Gilbert and Cramer, 1897) -- invalid
  Synagrops argyreus (Gilbert and Cramer, 1897) -- valid
  Synagrops bellus (Goode and Bean, 1896) -- valid -- blackmouth bass, blackmouth cardinalfish
  Synagrops japonicus (Döderlein in Steindachner and Döderlein, 1883) -- valid -- blackmouth cardinalfish, blackmouth false-cardinal, blackmouth cardinalfish, blackmouth false-cardinal, Japanese splitfin
  Synagrops malayanus Weber, 1913 -- valid
  Synagrops microlepis Norman, 1935 -- valid
  Synagrops philippinensis (Günther, 1880) -- valid
  Synagrops pseudomicrolepis Schultz, 1940 -- valid
  Synagrops serratospinosus Smith and Radcliffe in Radcliffe, 1912 -- valid
  Synagrops spinosus Schultz, 1940 -- valid -- keelcheek bass, farolito cachetiquillada
  Synagrops trispinosus Mochizuki and Sano, 1984 -- valid -- farolito tres espinas, threespine bass
  Synaphobranchus Johnson, 1862 -- valid
  Synaphobranchus affinis Günther, 1877 -- valid
  Synaphobranchus australis Regan, 1913 -- valid
  Synaphobranchus bathybius Günther, 1877 -- invalid -- deepwater cutthroat eel
  Synaphobranchus brachysomus Gilbert, 1905 -- invalid
  Synaphobranchus brevidorsalis Günther, 1887 -- valid
  Synaphobranchus capensis (Barnard, 1923) -- valid -- ooze eel
  Synaphobranchus kaupi Johnson, 1862 -- invalid -- longnosed eel, northern cutthroat eel
  Synaphobranchus kaupii Johnson, 1862 -- valid -- northern cutthroat eel, longnosed eel
  Synaphobranchus oregoni Castle, 1960 -- valid
  Synaphobranchus pinnatus (Gronow in Gray, 1854) -- invalid
  Synaptolaemus Myers and Fernández-Yépes in Myers, 1950 -- valid
  Synaptolaemus cingulatus Myers and Fernández-Yépez in Myers, 1950 -- valid
  Synbranchus bengalensis (McClelland, 1844) -- invalid -- bengal swamp eel, ricefield eel, Bengal swamp eel, ricefield eel
  Synchiropus Gill, 1859 -- valid
  Synchiropus altivelis (Temminck and Schlegel, 1845) -- valid
  Synchiropus atrilabiatus (Garman, 1899) -- valid -- blacklip dragonet, dragoncillo de asta
  Synchiropus bartelsi Fricke, 1981 -- valid
  Synchiropus circularis Fricke, 1984 -- valid
  Synchiropus delandi Fowler, 1943 -- valid
  Synchiropus grandoculis Fricke, 2000 -- valid
  Synchiropus grinnelli Fowler, 1941 -- valid
  Synchiropus hawaiiensis Fricke, 2000 -- valid
  Synchiropus ijimae Jordan and Thompson, 1914 -- valid
  Synchiropus kuiteri Fricke, 1992 -- valid
  Synchiropus laddi Schultz in Schultz et al., 1960 -- valid
  Synchiropus lateralis (Richardson, 1844) -- valid
  Synchiropus lineolatus (Valenciennes in Cuvier and Valenciennes, 1837) -- valid
  Synchiropus marmoratus (Peters, 1855) -- valid -- marbled dragonet, marbled dragonet
  Synchiropus minutulus Fricke, 1981 -- valid
  Synchiropus monacanthus Smith, 1935 -- valid
  Synchiropus morrisoni Schultz in Schultz et al., 1960 -- valid
  Synchiropus moyeri Zaiser and Fricke, 1985 -- valid
  Synchiropus novaecaledoniae Fricke, 1993 -- valid
  Synchiropus ocellatus (Pallas, 1770) -- valid
  Synchiropus orstom Fricke, 2000 -- valid
  Synchiropus phaeton (Günther, 1861) -- valid
  Synchiropus picturatus (Peters, 1877) -- valid
  Synchiropus postulus Smith, 1963 -- valid
  Synchiropus randalli Clark and Fricke, 1985 -- valid
  Synchiropus richeri Fricke, 2000 -- valid
  Synchiropus rosulentus Randall, 1999 -- valid
  Synchiropus rubrovinctus (Gilbert, 1905) -- valid
  Synchiropus sechellensis Regan, 1908 -- valid
  Synchiropus signipinnis Fricke, 2000 -- valid
  Synchiropus splendidus (Herre, 1927) -- valid -- Mandarinfish
  Synchiropus springeri Fricke, 1983 -- valid
  Synchiropus stellatus Smith, 1963 -- valid
  Synchiropus zamboangana Seale, 1910 -- valid
  Synechogobius Gill, 1863 -- valid
  Synechogobius ommaturus (Richardson, 1845) -- valid
  Syngnathoides Bleeker, 1851 -- valid
  Syngnathoides biaculeatus (Bloch, 1785) -- valid -- alligator pipefish, horned pipefish, twobarbel pipefish, alligator pipefish, horned pipefish, twobarbel pipefish
  Syngnathus Linnaeus, 1758 -- valid -- seaweed pipefishes
  Syngnathus abaster Risso, 1827 -- valid -- shortsnouted pipefish, shortsnouted pipefish
  Syngnathus acicularis Jenyns, 1842 -- valid
  Syngnathus acus Linnaeus, 1758 -- valid -- great pipefish, longnosed pipefish, narrowsnouted pipefish, great pipefish, longnosed pipefish, narrowsnouted pipefish
  Syngnathus affinis Günther, 1870 -- valid -- Texas pipefish, pez pipa texano
  Syngnathus auliscus (Swain, 1882) -- valid -- barred pipefish, pez pipa anillado
  Syngnathus californiensis Storer, 1845 -- valid -- great pipefish, kelp pipefish, pez pipa californiano
  Syngnathus caribbaeus Dawson, 1979 -- valid -- pez pipa caribeño, Caribbean pipefish
  Syngnathus carinatus (Gilbert, 1892) -- valid -- Cortez pipefish, pez pipa de Cortés
  Syngnathus chorda Walbaum, 1792 -- valid
  Syngnathus dawsoni (Herald, 1969) -- valid
  Syngnathus euchrous Fritzsche, 1980 -- valid -- chocolate pipefish, pez pipa chocolate
  Syngnathus exilis (Osburn and Nichols, 1916) -- valid -- barcheek pipefish, pez pipa cachete rayado
  Syngnathus floridae (Jordan and Gilbert, 1882) -- valid -- dusky pipefish, pez pipa prieto
  Syngnathus folletti Herald, 1942 -- valid -- southern pipefish
  Syngnathus fuscus Storer, 1839 -- valid -- northern pipefish, syngnathe brun
  Syngnathus insulae Fritzsche, 1980 -- valid -- Guadalupe pipefish, pez pipa de Guadalupe
  Syngnathus leptorhynchus Girard, 1854 -- valid -- bay pipefish, slendernosed pipefish, pez pipa de bahía
  Syngnathus louisianae Günther, 1870 -- valid -- chain pipefish, pez pipa cadena
  Syngnathus macrobrachium Fritzsche, 1980 -- valid
  Syngnathus macrophthalmus Duncker, 1915 -- valid
  Syngnathus makaxi Herald and Dawson, 1972 -- valid -- pez pipa yucateco, Yucatan pipefish
  Syngnathus pelagicus Linnaeus, 1758 -- valid -- sargassum pipefish, trompetero oceánico, pez pipa oceánico
  Syngnathus phlegon Risso, 1827 -- valid
  Syngnathus rostellatus Nilsson, 1855 -- valid -- lesser pipefish, lesser pipefish
  Syngnathus safina Paulus, 1992 -- valid
  Syngnathus schlegeli Kaup, 1856 -- valid
  Syngnathus schmidti Popov, 1927 -- valid
  Syngnathus scovelli (Evermann and Kendall, 1896) -- valid -- Gulf pipefish, pez pipa del Golfo
  Syngnathus springeri Herald, 1942 -- valid -- bull pipefish
  Syngnathus taenionotus Canestrini, 1871 -- valid -- darkflank pipefish, darkflank pipefish
  Syngnathus tenuirostris Rathke, 1837 -- valid
  Syngnathus typhle Linnaeus, 1758 -- valid -- broadnosed pipefish, deepsnouted pipefish, broadnosed pipefish, deepsnouted pipefish
  Syngnathus variegatus Pallas, 1814 -- valid
  Syngnathus watermeyeri Smith, 1963 -- valid -- river pipefish, river pipefish
  Synodus Scopoli, 1777 -- valid -- lizard fishes, sharpnose lizardfishes
  Synodus amaranthus Waples and Randall, 1989 -- valid
  Synodus evermanni Jordan and Bollman, 1890 -- valid -- spotted lizardfish, chile cadena
  Synodus falcatus Waples and Randall, 1989 -- valid
  Synodus foetens (Linnaeus, 1766) -- valid -- inshore lizardfish, lagarto máximo, chile apestoso
  Synodus fuscus Tanaka, 1917 -- valid
  Synodus gibbsi Cressey, 1981 -- valid
  Synodus hoshinonis Tanaka, 1917 -- valid
  Synodus houlti McCulloch, 1921 -- valid -- Hoult's grinner
  Synodus intermedius (Spix and Agassiz, 1829) -- valid -- lagarto manchado, sand diver, chile manchado
  Synodus janus Waples and Randall, 1989 -- valid
  Synodus lacertinus Gilbert, 1890 -- valid -- calico lizardfish, chile lagarto
  Synodus lobeli Waples and Randall, 1989 -- valid
  Synodus lucioceps (Ayres, 1855) -- valid -- California lizardfish, chile lucio
  Synodus marchenae Hildebrand, 1946 -- valid
  Synodus poeyi Jordan, 1887 -- valid -- lagarto barbado, offshore lizardfish, chile barbado
  Synodus randalli Cressey, 1981 -- valid
  Synodus saurus (Linnaeus, 1758) -- valid -- bluestripe lizardfish
  Synodus scituliceps Jordan and Gilbert, 1882 -- valid -- lance lizardfish, chile arpón
  Synodus sechurae Hildebrand, 1946 -- valid -- iguana lizardfish, chile iguana
  Synodus synodus (Linnaeus, 1758) -- valid -- lagarto rojizo, red lizardfish, chile rojo
  Synodus ulae Schultz in Schultz, Herald, Lachner, Welander and Woods, 1953 -- valid
  Synodus usitatus Cressey, 1981 -- valid
  Taeniacara Myers, 1935 -- valid
  Taeniacara candidi Myers, 1935 -- valid
  Taeniochromis Eccles and Trewavas, 1989 -- valid
  Taeniochromis holotaenia (Regan, 1922) -- valid
  Taenioconger Herre, 1923 -- invalid
  Taenioides Lacepède, 1800 -- valid -- eelgobies, eelgobies
  Taenioides anguillaris (Linnaeus, 1758) -- valid
  Taenioides buchanani (Day, 1873) -- valid
  Taenioides caeculus (Valenciennes in Cuvier and Valenciennes, 1837) -- valid -- buliga
  Taenioides caniscapulus Roxas and Ablan, 1938 -- valid
  Taenioides cirratus (Blyth, 1860) -- valid
  Taenioides eruptionis (Bleeker, 1849) -- valid
  Taenioides esquivel Smith, 1947 -- valid -- bulldog ellgoby, bulldog ellgoby
  Taenioides gertrudae Fowler, 1925 -- invalid
  Taenioides gracilis (Valenciennes in Cuvier and Valenciennes, 1837) -- valid
  Taenioides jacksoni Smith, 1943 -- valid -- bearded eelgoby, bearded eelgoby
  Taenioides kentalleni Murdy and Randall, 2002 -- valid
  Taenioides limicola Smith, 1964 -- valid -- tan worm goby
  Taenioides mordax (De Vis, 1883) -- valid
  Taenioides nigrimarginatus Hora, 1924 -- valid
  Taenioides purpurascens (De Vis, 1884) -- valid
  Taeniolethrinops Eccles and Trewavas, 1989 -- valid
  Taeniolethrinops cyrtonotus (Trewavas, 1931) -- valid
  Taeniolethrinops furcicauda (Trewavas, 1931) -- valid
  Taeniolethrinops laticeps (Trewavas, 1931) -- valid
  Taeniolethrinops praeorbitalis (Regan, 1922) -- valid
  Taeniophorus Bertelsen and Marshall, 1956 -- invalid
  Taeniophorus festivus Bertelsen and Marshall, 1956 -- invalid
  Tahuantinsuyoa Kullander, 1986 -- valid
  Tahuantinsuyoa chipi Kullander, 1991 -- valid
  Tahuantinsuyoa macantzatza Kullander, 1986 -- valid
  Taius Jordan and Thompson, 1912 -- invalid
  Taius tumifrons (Temminck and Schlegel, 1843) -- invalid -- golden tai, yellow porgy
  Takifugu Abe, 1949 -- valid
  Takifugu niphobles (Jordan & Snyder, 1901) -- valid
  Takifugu oblongus (Bloch, 1786) -- valid -- oblong blowfish
  Takifugu ocellatus (Linnaeus, 1758) -- valid
  Talismania aphos (Bussing, 1965) -- valid
  Tamanka Herre, 1927 -- valid
  Tamanka siitensis Herre, 1927 -- valid
  Tangachromis Poll, 1981 -- valid
  Tangachromis dhanisi (Poll, 1949) -- valid
  Tanganicodus Poll, 1950 -- valid
  Tanganicodus irsacae Poll, 1950 -- valid
  Tanyemblemaria Hastings, 1992 -- valid
  Tanyemblemaria alleni Hastings, 1992 -- valid
  Taractes Lowe, 1843 -- valid
  Taractes asper Lowe, 1843 -- valid -- rough pomfret
  Taractes longipinnis (Lowe, 1843) -- invalid
  Taractes longispinnis (Lowe, 1843) -- invalid -- bigscale pomfret, bigscale pomfret
  Taractes rubescens (Jordan and Evermann, 1887) -- valid -- keeltail pomfret, tristón coliquillada
  Taractichthys Mead and Maul, 1958 -- valid
  Taractichthys longipinnis (Lowe, 1843) -- valid -- bigscale pomfret, brama aletuda, tristón aletudo
  Taractichthys steindachneri (Döderlein in Steindachner and Döderlein, 1883) -- valid -- sickle pomfret, tristón segador
  Taranetzella Andriashev, 1952 -- valid
  Taranetzella lyoderma Andriashev, 1952 -- valid
  Taratichthys Mead and Maul, 1958 -- invalid
  Taratichthys longipinnis (Lowe, 1843) -- invalid
  Tarpon atlanticus (Valenciennes in Cuvier and Valenciennes, 1847) -- invalid
  Tasmanogobius Scott, 1935 -- valid
  Tasmanogobius gloveri Hoese, 1991 -- valid
  Tasmanogobius lasti Hoese, 1991 -- valid
  Tasmanogobius lordi Scott, 1935 -- valid
  Tateurndina Nichols, 1955 -- valid
  Tateurndina ocellicauda Nichols, 1955 -- valid
  Tautoga Mitchill, 1814 -- valid
  Tautoga onitis (Linnaeus, 1758) -- valid -- tautog
  Tautogolabrus Günther, 1862 -- valid
  Tautogolabrus adspersus (Walbaum, 1792) -- valid -- cunner, tanche-tautogue
  Teixeirichthys Smith, 1953 -- valid
  Teixeirichthys jordani (Rutter, 1897) -- valid
  Teleocichla Kullander, 1988 -- valid
  Teleocichla centisquama Zuanon and Sazima, 2002 -- valid
  Teleocichla centrarchus Kullander, 1988 -- valid
  Teleocichla cinderella Kullander, 1988 -- valid
  Teleocichla gephyrogramma Kullander, 1988 -- valid
  Teleocichla monogramma Kullander, 1988 -- valid
  Teleocichla proselytus Kullander, 1988 -- valid
  Teleogramma Boulenger, 1899 -- valid
  Teleogramma brichardi Poll, 1959 -- valid
  Teleogramma depressum Roberts and Stewart, 1976 -- valid
  Teleogramma gracile Boulenger, 1899 -- valid
  Teleogramma monogramma (Pellegrin, 1927) -- valid
  Telmatherina Boulenger, 1897 -- valid
  Telmatherina abendanoni Weber, 1913 -- valid
  Telmatherina antoniae Kottelat, 1991 -- valid
  Telmatherina bonti Weber and de Beaufort, 1922 -- valid
  Telmatherina celebensis Boulenger, 1897 -- valid
  Telmatherina ladigesi Ahl, 1936 -- invalid -- celebes rainbowfish, celebes sailfish
  Telmatherina obscura Kottelat, 1991 -- valid
  Telmatherina opudi Kottelat, 1991 -- valid
  Telmatherina prognatha Kottelat, 1991 -- valid
  Telmatherina sarasinorum Kottelat, 1991 -- valid
  Telmatherina wahjui Kottelat, 1991 -- valid
  Telmatochromis Boulenger, 1898 -- valid
  Telmatochromis bifrenatus Myers, 1936 -- valid -- two banded cichlid, two banded cichlid
  Telmatochromis brachygnathus Hanssens and Snoeks, 2003 -- valid
  Telmatochromis brichardi Louisy, 1989 -- valid
  Telmatochromis burgeoni Poll, 1942 -- invalid
  Telmatochromis caninus Poll, 1942 -- invalid -- caninus cichlid, caninus cichlid
  Telmatochromis dhonti (Boulenger, 1919) -- valid
  Telmatochromis temporalis Boulenger, 1898 -- valid
  Telmatochromis vittatus Boulenger, 1898 -- valid
  Telotrematocara Poll, 1986 -- invalid
  Telotrematocara macrostoma (Poll, 1952) -- invalid
  Teramulus Smith, 1965 -- valid
  Teramulus kieneri Smith, 1965 -- valid
  Teramulus waterloti (Pellegrin, 1932) -- valid
  Terateleotris Shibukawa, Iwata and Viravong, 2001 -- valid
  Terateleotris aspro (Kottelat, 1998) -- valid
  Terelabrus Randall and Fourmanoir, 1998 -- valid
  Terelabrus rubrovittatus Randall and Fourmanoir, 1998 -- valid
  Terranatos Taphorn and Thomerson, 1978 -- valid
  Terranatos dolichopterus (Weitzman and Wourms, 1967) -- valid -- sabre fin, sabre fin, sabre fin killie
  Tetracentrum Macleay, 1883 -- valid
  Tetracentrum apogonoides Macleay, 1883 -- valid
  Tetracentrum caudovittatus (Norman, 1935) -- valid
  Tetracentrum honessi (Schultz, 1945) -- valid
  Tetrachaetodon Weber and de Beaufort, 1936 -- invalid
  Tetragonopterus Cuvier, 1816 -- valid
  Tetragonopterus argenteus Cuvier, 1816 -- valid
  Tetragonopterus callistus Boulenger, 1900 -- invalid
  Tetragonopterus chalceus Spix and Agassiz, 1829 -- valid
  Tetragonopterus heterorhabdus Ulrey, 1894 -- invalid
  Tetragonopterus ternetzi Boulenger, 1895 -- invalid
  Tetragonopterus ulreyi Boulenger, 1895 -- invalid
  Tetragonurus Risso, 1810 -- valid
  Tetragonurus atlanticus Lowe, 1839 -- valid -- bigeye squaretail
  Tetragonurus cuvieri Risso, 1810 -- valid -- smalleye squaretail, colicuadrado ojito
  Tetragonurus pacificus Abe, 1953 -- valid
  Tetraodon fahaka Hasselquist, 1762 -- invalid -- fahak
  Tetraodon leopardus Day, 1878 -- invalid -- banded leopard blowfish
  Tetraodon reticulatus Bleeker, 1849 -- valid -- reticulated blowfish
  Tetrapterus Rafinesque, 1810 -- invalid
  Tetrapterus angustirostris Tanaka, 1915 -- invalid
  Tewara Griffin, 1933 -- valid
  Tewara cranwellae Griffin, 1933 -- valid
  Thaigobiella sua Smith, 1931 -- invalid
  Thalasseleotris Hoese and Larson, 1987 -- valid
  Thalasseleotris adela Hoese and Larson, 1987 -- valid
  Thalassenchelys Castle and Raju, 1975 -- valid
  Thalassenchelys coheni Castle and Raju, 1975 -- valid
  Thalassenchelys foliaceus Castle and Raju, 1975 -- valid
  Thalassoma Swainson, 1839 -- valid
  Thalassoma amblycephalum (Bleeker, 1856) -- valid -- blunt-headed wrasse
  Thalassoma ascensionis (Quoy and Gaimard, 1834) -- valid
  Thalassoma ballieui (Vaillant and Sauvage, 1875) -- valid -- gray wrasse
  Thalassoma bifasciatum (Bloch, 1791) -- valid -- bluehead, cara de cotorra
  Thalassoma cupido (Temminck and Schlegel, 1845) -- valid -- Cupid wrasse
  Thalassoma duperrey (Quoy and Gaimard, 1824) -- valid -- saddle wrasse
  Thalassoma duperreyi (Quoy and Gaimard, 1824) -- invalid
  Thalassoma genivittatum (Valenciennes in Cuvier and Valenciennes, 1839) -- valid
  Thalassoma grammaticum Gilbert, 1890 -- valid -- señorita crepúsculo, sunset wrasse
  Thalassoma hardwicke (Bennett, 1830) -- valid -- sixbarred wrasse
  Thalassoma heiseri Randall and Edwards, 1984 -- valid
  Thalassoma jansenii (Bleeker, 1856) -- valid
  Thalassoma loxum Randall and Mee, 1994 -- valid
  Thalassoma lucasanum (Gill, 1862) -- valid -- bluehead wrasse, arcoiris de Cortés, Cortez rainbow wrasse
  Thalassoma lunare (Linnaeus, 1758) -- valid -- moon wrasse
  Thalassoma lutescens (Lay and Bennett, 1839) -- valid -- green moon wrasse
  Thalassoma newtoni (Osório, 1891) -- valid
  Thalassoma nigrofasciatum Randall, 2003 -- valid
  Thalassoma noronhanum (Boulenger, 1890) -- valid
  Thalassoma pavo (Linnaeus, 1758) -- valid -- peacock wrasse
  Thalassoma purpureum (Forsskål, 1775) -- valid -- rainbow wrasse
  Thalassoma quinquevittata (Lay and Bennett, 1839) -- invalid
  Thalassoma quinquevittatum (Lay and Bennett, 1839) -- valid -- blackspot wrasse
  Thalassoma robertsoni Allen, 1995 -- valid
  Thalassoma rueppellii (Klunzinger, 1871) -- valid
  Thalassoma sanctaehelenae (Valenciennes in Cuvier and Valenciennes, 1839) -- valid
  Thalassoma septemfasciata Scott, 1959 -- valid
  Thalassoma trilobatum (Lacépède, 1801) -- valid
  Thalassoma virens Gilbert, 1890 -- valid -- emerald wrasse, señorita esmeralda
  Thalassosteus Jordan, Evermann and Tanaka, 1927 -- invalid
  Thalassosteus appendiculatus (Klunzinger, 1871) -- invalid -- keeljawed longtom
  Thayeria Eigenmann, 1908 -- valid
  Thayeria boehlkei Weitzman, 1957 -- valid
  Thayeria ifati Géry, 1959 -- valid
  Thayeria obliqua Eigenmann, 1908 -- valid
  Theraps Günther, 1862 -- valid
  Theraps coeruleus Stawikowski and Werner, 1987 -- valid
  Theraps irregularis Günther, 1862 -- valid
  Theraps lentiginosus (Steindachner, 1864) -- valid
  Theraps underwoodi (Regan, 1908) -- invalid
  Theraps wesseli Miller, 1996 -- valid
  Thermarces Rosenblatt and Cohen, 1986 -- valid
  Thermarces andersoni Rosenblatt and Cohen, 1986 -- valid
  Thermarces cerberus Rosenblatt and Cohen, 1986 -- valid
  Thermarces pelophilum Geistdoerfer, 1999 -- valid
  Thermobiotes Geistdoerfer, 1991 -- valid
  Thermobiotes mytilogeiton Geistdoerfer, 1991 -- valid
  Thoracocharax Fowler, 1907 -- valid
  Thoracocharax securis (De Filippi, 1853) -- valid -- greater hatchetfish, silver hatchfish, greater hatchetfish, silver hatchfish
  Thoracocharax stellatus (Kner, 1858) -- valid
  Thoracochromis Greenwood, 1979 -- valid
  Thoracochromis albolabris (Trewavas and Thys van den Audenaerde, 1969) -- valid
  Thoracochromis brauschi (Poll and Thys van den Audenaerde, 1965) -- valid
  Thoracochromis buysi (Penrith, 1970) -- valid
  Thoracochromis callichromus (Poll, 1948) -- valid
  Thorichthys Meek, 1904 -- valid
  Thorichthys affinis (Günther, 1862) -- valid
  Thorichthys aureus (Günther, 1862) -- valid -- golden cichlid
  Thorichthys callolepis (Regan, 1904) -- valid
  Thorichthys champotonis (Hubbs, 1936) -- invalid
  Thorichthys ellioti Meek, 1904 -- valid
  Thorichthys helleri (Steindachner, 1864) -- valid
  Thorichthys meeki Brind, 1918 -- valid -- firemouth cichlid
  Thorichthys pasionis (Rivas, 1962) -- valid
  Thorichthys socolofi (Miller and Taylor, 1984) -- valid
  Thorogobius Miller, 1969 -- valid
  Thorogobius angolensis (Norman, 1935) -- valid
  Thorogobius ephippiatus (Lowe, 1839) -- valid -- leopard-spotted goby, leopard-spotted goby
  Thorogobius macrolepis (Kolombatovic, 1891) -- valid -- largescaled goby, largescaled goby
  Thorogobius rofeni Miller, 1988 -- valid
  Threpterius Richardson, 1850 -- valid
  Threpterius maculosus Richardson, 1850 -- valid
  Thrissobrycon Böhlke, 1953 -- valid
  Thrissobrycon pectinifer Böhlke, 1953 -- valid
  Thunnus South, 1845 -- valid -- albacores, tunas
  Thunnus (Neothunnus) Kishinouye, 1923 -- valid
  Thunnus (Thunnus) South, 1845 -- valid
  Thunnus alalunga (Bonnaterre, 1788) -- valid -- atún blanco, albacore, longfinned albacore, albacora, germon
  Thunnus albacares (Bonnaterre, 1788) -- valid -- yellowfin tuna, atún de aleta amarilla, atún aleta amarilla, rabil, albacore
  Thunnus atlanticus (Lesson, 1831) -- valid -- blackfin tuna, falsa albacora, atún aleta negra, thon à nageoires noires
  Thunnus coretta (Cuvier, 1829) -- invalid -- bonito of Martinique
  Thunnus germo (Lacepède, 1801) -- invalid
  Thunnus maccoyii (Castelnau, 1872) -- valid -- southern bluefin tuna, atún del sur, thon rouge du sud
  Thunnus nicolsoni Whitley, 1936 -- invalid
  Thunnus obesus (Lowe, 1839) -- valid -- bigeye tuna, atún ojo grande, thon obèse, patudo
  Thunnus orientalis (Temminck and Schlegel, 1844) -- valid -- atún cimarrón, Pacific bluefin tuna
  Thunnus rarus Kishinouye, 1915 -- invalid
  Thunnus saliens Jordan and Evermann, 1926 -- invalid -- leaping tuna
  Thunnus thynnus (Linnaeus, 1758) -- valid -- bluefin tuna, atún aleta azul, atún, horse mackerel, northern bluefin tuna, Atlantic bluefin tuna, thon rouge
  Thunnus thynnus orientalis (Temminck and Schlegel, 1844) -- invalid
  Thunnus tonggol (Bleeker, 1851) -- valid -- longtail tuna, atún tongol, thon mignon, northern bluefin tuna
  Thynnus affinis Cantor, 1849 -- invalid
  Thynnus atlanticus Lesson, 1831 -- invalid
  Thynnus bicarinatus Quoy and Gaimard, 1825 -- invalid
  Thynnus bilineatus Rüppell, 1836 -- invalid
  Thynnus leachianus Risso, 1827 -- invalid
  Thynnus obesus Lowe, 1839 -- invalid
  Thynnus orientalis Temminck and Schlegel, 1844 -- invalid
  Thynnus thunina Cuvier, 1829 -- invalid
  Thynnus tonggol Bleeker, 1851 -- invalid
  Thynnus unicolor Rüppell, 1836 -- invalid
  Thynnus vagans Lesson, 1829 -- invalid
  Thyrina Jordan and Culver in Jordan, 1895 -- invalid
  Thyrina guija Hildebrand, 1925 -- invalid -- pepesca
  Thyrsites Lesson, 1831 -- valid
  Thyrsites Cuvier in Cuvier and Valenciennes, 1831 -- invalid
  Thyrsites atun (Euphrasen, 1791) -- valid -- atun, snake mackerel, snoek
  Thyrsitoides Fowler, 1929 -- valid
  Thyrsitoides marleyi Fowler, 1929 -- valid -- black snoek
  Thyrsitops Gill, 1862 -- valid
  Thyrsitops lepidopoides (Cuvier in Cuvier and Valenciennes, 1832) -- valid -- white snake mackeral
  Thyrsoidea Kaup, 1856 -- invalid
  Thyrsoidea macrura (Bleeker, 1854) -- invalid
  Thyrsoidea macrurus (Bleeker, 1854) -- invalid
  Thysochromis Daget, 1988 -- valid
  Thysochromis ansorgii (Boulenger, 1901) -- valid
  Tigrigobius dilepis (Robins and Böhlke, 1964) -- valid -- orangeside goby, gobio naranja
  Tigrigobius gemmatus (Ginsburg, 1939) -- valid
  Tigrigobius pallens (Ginsburg, 1939) -- valid -- semiscaled goby, gobio semidesnudo
  Tilapia Smith, 1840 -- valid -- African mouthbrooders, speckled tilapias
  Tilapia alcalica Hilgendorf, 1905 -- invalid
  Tilapia auratus (Boulenger, 1897) -- invalid
  Tilapia aurea (Steindachner, 1864) -- invalid -- blue tilapia
  Tilapia bakossiorum Stiassny, Schliewen and Dominey, 1992 -- valid
  Tilapia baloni Trewavas and Stewart, 1975 -- valid
  Tilapia bemini Thys van den Audenaerde, 1972 -- valid
  Tilapia bilineata Pellegrin, 1900 -- valid
  Tilapia brevimanus Boulenger, 1911 -- valid
  Tilapia busumana (Günther, 1903) -- valid
  Tilapia buttikoferi (Hubrecht, 1881) -- valid
  Tilapia bythobates Stiassny, Schliewen and Dominey, 1992 -- valid
  Tilapia cabrae Boulenger, 1899 -- valid
  Tilapia cameronensis Holly, 1927 -- valid
  Tilapia camerunensis Lönnberg, 1903 -- valid
  Tilapia cessiana Thys van den Audenaerde, 1968 -- valid
  Tilapia coffea Thys van den Audenaerde, 1970 -- valid
  Tilapia congica Poll and Thys van den Audenaerde, 1960 -- valid
  Tilapia dageti Thys van den Audenaerde, 1971 -- valid
  Tilapia deckerti Thys van den Audenaerde, 1967 -- valid
  Tilapia discolor (Günther, 1903) -- valid
  Tilapia eisentrauti Trewavas, 1962 -- invalid
  Tilapia flava Stiassny, Schliewen and Dominey, 1992 -- valid
  Tilapia galilaea (Linnaeus, 1758) -- invalid -- galilee cichlid
  Tilapia guinasana Trewavas, 1936 -- valid
  Tilapia guineensis (Günther, 1862) -- valid
  Tilapia gutturosa Stiassny, Schliewen and Dominey, 1992 -- valid
  Tilapia heudelotii Duméril, 1861 -- invalid -- Senegal cichlid
  Tilapia hornorum Trewavas, 1966 -- invalid
  Tilapia hunteri (Günther, 1889) -- valid
  Tilapia imbriferna Stiassny, Schliewen and Dominey, 1992 -- valid
  Tilapia ismailiaensis Mekkawy, 1995 -- valid
  Tilapia jallae (Boulenger, 1896) -- valid
  Tilapia joka Thys van den Audenaerde, 1969 -- valid
  Tilapia kottae Lönnberg, 1904 -- valid
  Tilapia labiata Boulenger, 1898 -- invalid
  Tilapia louka Thys van den Audenaerde, 1969 -- valid
  Tilapia macrochir Boulenger, 1912 -- invalid -- greenheaded bream, longfin tilapia
  Tilapia margaritacea Boulenger, 1916 -- valid
  Tilapia mariae Boulenger, 1899 -- valid -- spotted tilapia
  Tilapia melanotheron (Rüppell, 1852) -- invalid -- blackchin mouthbrooder, blackchin tilapia
  Tilapia mossambica (Peters, 1852) -- invalid
  Tilapia nigra (Günther, 1894) -- valid
  Tilapia nilotica (Linnaeus, 1758) -- invalid -- Nile mouthbrooder, Nile tilapia
  Tilapia nyongana Thys van den Audenaerde, 1971 -- valid
  Tilapia rendalli (Boulenger, 1897) -- valid -- redbreast tilapia, redbrested bream
  Tilapia rheophila Daget, 1962 -- valid
  Tilapia ruweti (Poll and Thys van den Audenaerde, 1965) -- valid
  Tilapia snyderae Stiassny, Schliewen and Dominey, 1992 -- valid
  Tilapia sparrmani Smith, 1840 -- invalid -- banded tilapia
  Tilapia sparrmanii Smith, 1840 -- valid
  Tilapia spongotroktis Stiassny, Schliewen and Dominey, 1992 -- valid
  Tilapia tholloni (Sauvage, 1884) -- valid
  Tilapia thysi Stiassny, Schliewen and Dominey, 1992 -- valid
  Tilapia urolepis Norman, 1922 -- invalid -- wami tilapia
  Tilapia walteri Thys van den Audenaerde, 1968 -- valid
  Tilapia zillii (Gervais, 1848) -- valid -- redbelly tilapia, Zilli's tilapia
  Tilodon Thominot, 1881 -- valid
  Tilodon sexfasciatum (Richardson, 1842) -- valid -- sixbanded coralfish
  Tiluropsis Roule, 1911 -- invalid
  Tilurus Kölliker, 1853 -- valid
  Tilurus gegenbauri Kölliker, 1853 -- valid
  Tilurus trichiurus (Cocco, 1829) -- valid
  Tometes Valenciennes in Cuvier and Valenciennes, 1850 -- valid
  Tometes lebaili Jégu, Keith and Belmont-Jégu, 2002 -- valid
  Tometes makue Jégu, Mendes dos Santos and Belmont-Jégu, 2002 -- valid
  Tometes trilobatus Valenciennes in Cuvier and Valenciennes, 1850 -- valid
  Tomeurus Eigenmann, 1909 -- valid
  Tomeurus gracilis Eigenmann, 1909 -- valid -- Loanguma, Sapelko
  Tomicodon Brisout de Barneville, 1846 -- valid
  Tomicodon absitus Briggs, 1955 -- valid -- chupapiedra lejana, distant clingfish
  Tomicodon abuelorum Szelistowski, 1990 -- valid
  Tomicodon australis Briggs, 1955 -- valid
  Tomicodon bidens Briggs, 1969 -- valid
  Tomicodon boehlkei Briggs, 1955 -- valid -- chupapiedra de Cortés, Cortez clingfish
  Tomicodon briggsi Williams and Tyler, 2003 -- valid
  Tomicodon chilensis Brisout de Barneville, 1846 -- valid
  Tomicodon clarkei Williams and Tyler, 2003 -- valid
  Tomicodon cryptus Williams and Tyler, 2003 -- valid
  Tomicodon eos (Jordan and Gilbert, 1882) -- valid -- chupapiedra rosada, rosy clingfish
  Tomicodon fasciatus (Peters, 1859) -- valid -- barred clingfish, pequita barreada, chupapiedra de barras
  Tomicodon humeralis (Gilbert, 1890) -- valid -- chupapiedra de Sonora, Sonora clingfish
  Tomicodon lavettsmithi Williams and Tyler, 2003 -- valid
  Tomicodon leurodiscus Williams and Tyler, 2003 -- valid
  Tomicodon myersi Briggs, 1955 -- valid -- blackstripe clingfish, chupapiedra raya negra
  Tomicodon petersii (Garman, 1875) -- valid -- chupapiedra clepsidra, hourglass clingfish
  Tomicodon prodomus Briggs, 1969 -- valid
  Tomicodon reitzae Briggs, 2001 -- valid
  Tomicodon rhabdotus Smith-Vaniz, 1969 -- valid
  Tomicodon rupestris (Poey, 1860) -- valid
  Tomicodon vermiculatus Briggs, 1955 -- valid
  Tomicodon zebra (Jordan and Gilbert, 1882) -- valid -- chupapiedra cebra, zebra clingfish
  Tominanga Kottelat, 1990 -- valid
  Tominanga aurea Kottelat, 1990 -- valid
  Tominanga sanguicauda Kottelat, 1990 -- valid
  Tomiyamichthys Smith, 1956 -- valid
  Tomiyamichthys alleni Iwata, Ohnishi and Hirata, 2000 -- valid
  Tomiyamichthys oni (Tomiyama, 1936) -- valid
  Tomocichla Regan, 1908 -- valid
  Tomocichla asfraci Allgayer, 2002 -- valid
  Tomocichla sieboldii (Kner, 1863) -- valid
  Tomocichla tuba (Meek, 1912) -- valid
  Tondanichthys Collette, 1995 -- valid
  Tondanichthys kottelati Collette, 1995 -- valid
  Tongaichthys Nakamura and Fujii, 1983 -- valid
  Tongaichthys robustus Nakamura and Fujii, 1983 -- valid -- Tonga escolar
  Tosana Smith and Pope, 1906 -- valid
  Tosana niwae Smith and Pope, 1906 -- valid
  Tosanoides Kamohara, 1953 -- valid
  Tosanoides filamentosus Kamohara, 1953 -- valid
  Tosanoides flavofasciatus Katayama and Masuda, 1980 -- valid
  Totoaba Villamar, 1980 -- valid
  Totoaba macdonaldi (Gilbert, 1890) -- valid -- totuava, totoaba, totoaba
  Toxotes Cuvier, 1816 -- valid -- archerfishes
  Toxotes blythii Boulenger, 1892 -- valid
  Toxotes chatareus (Hamilton, 1822) -- valid -- archerfish, blowpipe fish, archerfish, blowpipe fish
  Toxotes jaculator (Pallas, 1767) -- invalid
  Toxotes jaculatrix (Pallas, 1767) -- valid -- archerfish, riflefish
  Toxotes lorentzi Weber, 1910 -- valid
  Toxotes microlepis Günther, 1860 -- valid
  Toxotes oligolepis Bleeker, 1876 -- valid
  Trachelochismus Brisout de Barneville, 1846 -- valid
  Trachelochismus melobesia Phillipps, 1927 -- valid
  Trachelochismus pinnulatus (Forster in Bloch and Schneider, 1801) -- valid
  Trachinocephalus Gill, 1861 -- valid
  Trachinops Günther, 1861 -- valid
  Trachinops brauni Allen, 1977 -- valid
  Trachinops caudimaculatus McCoy, 1890 -- valid
  Trachinops noarlungae Glover in Scott, Glover and Southcoat, 1974 -- valid
  Trachinops taeniatus Günther, 1861 -- valid
  Trachinus Linnaeus, 1758 -- valid
  Trachinus araneus Cuvier in Cuvier and Valenciennes, 1829 -- valid -- spotted weever
  Trachinus armatus Bleeker, 1861 -- valid
  Trachinus collignoni Roux in Collignon, Rossignol and Roux, 1957 -- valid
  Trachinus cornutus Guichenot, 1848 -- valid
  Trachinus draco Linnaeus, 1758 -- valid -- greater weever
  Trachinus lineolatus Fischer, 1885 -- valid
  Trachinus pellegrini Cadenat, 1937 -- valid
  Trachinus radiatus Cuvier, 1829 -- valid -- streaked weeverfish
  Trachinus vipera Cuvier, 1829 -- invalid -- lesser weever
  Trachipterus Goüan, 1770 -- valid -- ribbonfishes
  Trachipterus altivelis Kner, 1859 -- valid -- king-of-the-salmon, rey de los salmones, Pacific king-of-salmon
  Trachipterus arawatae Clarke, 1881 -- valid
  Trachipterus arcticus (Brünnich, 1771) -- valid -- dealfish
  Trachipterus fukuzakii Fitch, 1964 -- valid -- tapertail ribbonfish, listoncillo pabilo
  Trachipterus ishikawae Jordan and Snyder, 1901 -- valid
  Trachipterus jacksonensis (Ramsay, 1881) -- valid -- southern ribbonfish
  Trachipterus nigrifrons Smith, 1956 -- invalid -- blackflash ribbonfish
  Trachipterus rexsalmonorum Jordan and Gilbert, 1894 -- invalid -- Pacific king-of-salmon
  Trachipterus trachypterus (Gmelin, 1789) -- valid -- cinta gris
  Trachipterus woodi Smith, 1953 -- invalid -- spotted ribbonfish
  Trachurus novae-zelandiae Richardson, 1843 -- invalid -- jack mackerel
  Trachypoma Günther, 1859 -- valid
  Trachypoma macracanthus Günther, 1859 -- valid
  Trachypterus Bloch and Schneider, 1801 -- invalid
  Trachyrhamphus Kaup, 1853 -- valid
  Trachyrhamphus bicoarctatus (Bleeker, 1857) -- valid -- double-ended pipefish
  Trachyrhamphus longirostris Kaup, 1856 -- valid -- longsnouted pipefish, longsnouted pipefish
  Trachyrhamphus serratus (Temminck and Schlegel, 1850) -- valid -- crested pipefish, goggle-eye pipefish, crested pipefish, goggle-eye pipefish
  Tramitichromis Eccles and Trewavas, 1989 -- valid
  Tramitichromis brevis (Boulenger, 1908) -- valid
  Tramitichromis intermedius (Trewavas, 1935) -- valid
  Tramitichromis lituris (Trewavas, 1931) -- valid
  Tramitichromis trilineata (Trewavas, 1931) -- valid
  Tramitichromis variabilis (Trewavas, 1931) -- valid
  Trematocara Boulenger, 1899 -- valid
  Trematocara caparti Poll, 1948 -- valid
  Trematocara kufferathi Poll, 1948 -- valid
  Trematocara macrostoma Poll, 1952 -- valid
  Trematocara marginatum Boulenger, 1899 -- valid
  Trematocara nigrifrons Boulenger, 1906 -- valid
  Trematocara stigmaticum Poll, 1943 -- valid
  Trematocara unimaculatum Boulenger, 1901 -- valid
  Trematocara variabile Poll, 1952 -- valid
  Trematocara zebra De Vos, Nshombo and Thys van den Audenaerde, 1996 -- valid
  Trematochromis Poll, 1987 -- valid
  Trematochromis schreyeni Poll, 1987 -- valid
  Trematocranus Trewavas, 1935 -- valid
  Trematocranus jacobfreibergi Johnson, 1974 -- invalid
  Trematocranus labifer (Trewavas, 1935) -- valid
  Trematocranus microstoma Trewavas, 1935 -- valid
  Trematocranus placodon (Regan, 1922) -- valid
  Trematomus Boulenger, 1902 -- valid
  Trematomus bernacchii Boulenger, 1902 -- valid
  Trematomus centronotus Regan, 1914 -- invalid
  Trematomus eulepidotus Regan, 1914 -- valid
  Trematomus hansoni Boulenger, 1902 -- valid
  Trematomus lepidorhinus (Pappenheim, 1911) -- valid
  Trematomus loennbergii Regan, 1913 -- valid
  Trematomus newnesi Boulenger, 1902 -- valid
  Trematomus nicolai (Boulenger, 1902) -- valid
  Trematomus pennellii Regan, 1914 -- valid
  Trematomus scotti (Boulenger, 1907) -- valid
  Trematomus tokarevi Andriashev, 1978 -- valid
  Trematomus vicarius Lönnberg, 1905 -- valid
  Trianectes McCulloch and Waite, 1918 -- valid
  Trianectes bucephalus McCulloch and Waite, 1918 -- valid
  Trichodon Tilesius, 1813 -- valid
  Trichodon trichodon (Tilesius, 1813) -- valid -- Pacific sandfish
  Trichogaster Bloch and Schneider, 1801 -- valid
  Trichogaster fasciatus Bloch and Schneider, 1801 -- invalid
  Trichogaster labiosus Day, 1877 -- invalid
  Trichogaster leerii (Bleeker, 1852) -- valid
  Trichogaster microlepis (Günther, 1861) -- valid -- moonlight gourami
  Trichogaster pectoralis (Regan, 1910) -- valid -- snake-skinned gourami
  Trichogaster trichopterus (Pallas, 1770) -- valid -- three-spot gourami
  Trichonotus Bloch and Schneider, 1801 -- valid
  Trichonotus arabicus Randall and Tarr, 1994 -- valid
  Trichonotus cyclograptus (Alcock, 1890) -- valid
  Trichonotus elegans Shimada and Yoshino, 1984 -- valid
  Trichonotus filamentosus (Steindachner, 1867) -- valid
  Trichonotus halstead Clark and Pohle, 1996 -- valid
  Trichonotus marleyi (Smith, 1936) -- valid -- sand diver
  Trichonotus nikii Clark and von Schmidt, 1966 -- valid
  Trichonotus setiger Bloch and Schneider, 1801 -- valid -- filamented sanddiver
  Trichopodus pectoralis Regan, 1910 -- invalid
  Trichopodus sota Hamilton, 1822 -- invalid
  Trichopsis Canestrini, 1860 -- valid -- purring gouramis, croaking gouramis
  Trichopsis pumila (Arnold, 1936) -- valid
  Trichopsis pumilus (Arnold, 1936) -- invalid -- dwarf croaking gourami
  Trichopsis schalleri Ladiges, 1962 -- valid
  Trichopsis vittata (Cuvier in Cuvier and Valenciennes, 1831) -- valid -- croaking gourami
  Tricuspidalestes Poll, 1967 -- valid
  Tricuspidalestes caeruleus (Matthes, 1964) -- valid
  Tridentiger Gill, 1859 -- valid -- chameleon gobies
  Tridentiger barbatus (Günther, 1861) -- valid -- Shokihaze goby
  Tridentiger bifasciatus Steindachner, 1881 -- valid -- shimofuri goby
  Tridentiger brevispinis Katsuyama, Arai and Nakamura, 1972 -- valid
  Tridentiger kuroiwae Jordan and Tanaka, 1927 -- valid
  Tridentiger microsquamis (Wu, 1931) -- valid
  Tridentiger nudicervicus Tomiyama, 1934 -- valid
  Tridentiger obscurus (Temminck and Schlegel, 1845) -- valid
  Tridentiger trigonocephalus (Gill, 1859) -- valid -- chameleon goby
  Tridontochromis Greenwood, 1980 -- invalid
  Triglachromis Poll and Thys van den Audenaerde, 1974 -- valid
  Triglachromis otostigma (Regan, 1920) -- valid
  Trigonectes Myers, 1925 -- valid
  Trigonectes aplocheiloides Huber, 1995 -- valid
  Trigonectes balzanii (Perugia, 1891) -- valid
  Trigonectes macrophthalmus Costa, 1990 -- valid
  Trigonectes rogoaguae (Pearson and Myers in Pearson, 1924) -- valid
  Trigonectes rubromarginatus Costa, 1990 -- valid
  Trigonectes strigabundus Myers, 1925 -- valid
  Trimma Jordan and Seale, 1906 -- valid
  Trimma anaima Winterbottom, 2000 -- valid
  Trimma annosum Winterbottom, 2003 -- valid
  Trimma avidori (Goren, 1978) -- valid
  Trimma barralli Winterbottom, 1995 -- valid
  Trimma benjamini Winterbottom, 1996 -- valid
  Trimma bisella Winterbottom, 2000 -- valid
  Trimma caesiura Jordan and Seale, 1906 -- valid
  Trimma corallina (Smith, 1959) -- valid
  Trimma dalerocheila Winterbottom, 1984 -- valid
  Trimma emeryi Winterbottom, 1985 -- valid
  Trimma filamentosus Winterbottom, 1995 -- valid
  Trimma fishelsoni Goren, 1985 -- valid
  Trimma flammeum (Smith, 1959) -- valid
  Trimma flavicaudatus (Goren, 1982) -- valid
  Trimma fraena Winterbottom, 1984 -- valid
  Trimma grammistes (Tomiyama, 1936) -- valid
  Trimma griffithsi Winterbottom, 1984 -- valid
  Trimma haima Winterbottom, 1984 -- valid
  Trimma halonevum Winterbottom, 2000 -- valid
  Trimma hoesei Winterbottom, 1984 -- valid
  Trimma lantana Winterbottom and Villa, 2003 -- valid
  Trimma macrophthalma (Tomiyama, 1936) -- valid
  Trimma mendelssohni (Goren, 1978) -- valid
  Trimma milta Winterbottom, 2002 -- valid
  Trimma naudei Smith, 1957 -- valid
  Trimma necopinus (Whitley, 1959) -- valid
  Trimma okinawae (Aoyagi, 1949) -- valid
  Trimma omanensis Winterbottom, 2000 -- valid
  Trimma rubromaculatus Allen and Munday, 1995 -- valid
  Trimma sheppardi Winterbottom, 1984 -- valid
  Trimma stobbsi Winterbottom, 2001 -- valid
  Trimma striata (Herre, 1945) -- valid
  Trimma taylori Lobel, 1979 -- valid
  Trimma tevegae Cohen and Davis, 1969 -- valid
  Trimma unisquamis (Gosline, 1959) -- valid
  Trimma volcana Winterbottom, 2003 -- valid
  Trimma winchi Winterbottom, 1984 -- valid
  Trimma winterbottomi Randall and Downing in Randall et al., 1994 -- valid
  Trimma woutsi Winterbottom, 2002 -- valid
  Trimmatom Winterbottom and Emery, 1981 -- valid
  Trimmatom eviotops (Schultz, 1943) -- valid
  Trimmatom macropodus Winterbottom, 1989 -- valid
  Trimmatom nanus Winterbottom and Emery, 1981 -- valid
  Trimmatom offucius Winterbottom and Emery, 1981 -- valid
  Trimmatom pharus Winterbottom, 2001 -- valid
  Trimmatom sagma Winterbottom, 1989 -- valid
  Trimmatom zapotes Winterbottom, 1989 -- valid
  Trinorfolkia Fricke, 1994 -- valid
  Trinorfolkia clarkei (Morton, 1888) -- valid
  Trinorfolkia cristata (Kuiter, 1986) -- valid
  Trinorfolkia incisa (Kuiter, 1986) -- valid
  Triphoturus oculeum (Garman, 1899) -- invalid
  Triportheus Cope, 1872 -- valid
  Triportheus albus Cope, 1872 -- valid
  Triportheus angulatus (Spix and Agassiz, 1829) -- valid
  Triportheus auritus (Valenciennes in Cuvier and Valenciennes, 1850) -- valid
  Triportheus culter (Cope, 1872) -- valid
  Triportheus curtus (Garman, 1890) -- valid
  Triportheus elongatus (Günther, 1864) -- valid
  Triportheus guentheri (Garman, 1890) -- valid
  Triportheus magdalenae (Steindachner, 1878) -- valid
  Triportheus nematurus (Kner, 1858) -- valid
  Triportheus paranensis (Günther, 1874) -- valid
  Triportheus pictus (Garman, 1890) -- valid
  Triportheus rotundatus (Jardine in Schomburgk, 1841) -- valid
  Triportheus signatus (Garman, 1890) -- valid
  Triportheus trifurcatus (Castelnau, 1855) -- valid
  Tripterygion Risso, 1827 -- valid -- cockabullies, cockabullies
  Tripterygion brachylepis Schultz in Schultz, Chapman, Lachner and Woods, 1960 -- invalid
  Tripterygion bucknilli Griffin, 1926 -- invalid -- banded blenny, banded blenny
  Tripterygion delaisi Cadenat and Blache, 1970 -- valid
  Tripterygion etheostoma (Jordan and Snyder, 1902) -- invalid -- snake blenny, snake triplefin, snake blenny, snake triplefin
  Tripterygion melanurus Guichenot, 1850 -- valid
  Tripterygion minor (Kolombatovic, 1892) -- invalid -- pigmy blackfaced blenny, pigmy blackfaced blenny
  Tripterygion nanus Schultz in Schultz, Chapman, Lachner and Woods, 1960 -- invalid
  Tripterygion tripteronotus (Risso, 1810) -- valid -- blackfaced blenny, blackfaced blenny
  Tripterygium atriceps Jenkins, 1903 -- invalid
  Triso Randall, Johnson and Lowe, 1989 -- valid
  Triso dermopterus (Temminck and Schlegel, 1842) -- valid -- oval grouper
  Tristramella Trewavas, 1942 -- valid
  Tristramella sacra (Günther, 1865) -- valid
  Tristramella simonis (Günther, 1864) -- valid
  Tropheus Boulenger, 1898 -- valid
  Tropheus annectens Boulenger, 1900 -- valid
  Tropheus brichardi Nelissen and Thys van den Audenaerde, 1975 -- valid
  Tropheus duboisi Marlier, 1959 -- valid -- white-spotted cichlid, white-spotted cichlid
  Tropheus kasabae Nelissen, 1977 -- valid
  Tropheus moorii Boulenger, 1898 -- valid
  Tropheus polli Axelrod, 1977 -- valid
  Tropidinius Poey, 1868 -- invalid
  Tropidinius amoenus (Snyder, 1911) -- invalid
  Tropidinius zonatus (Valenciennes in Cuvier and Valenciennes, 1830) -- invalid -- obliquebanded snapper, obliquebanded snapper
  Trypauchen Valenciennes in Cuvier and Valenciennes, 1837 -- valid
  Trypauchen raha Popta, 1922 -- valid
  Trypauchen taenia Koumans in Weber and de Beaufort, 1953 -- valid
  Trypauchen vagina (Bloch and Schneider, 1801) -- valid
  Trypauchenichthys Bleeker, 1860 -- valid
  Trypauchenichthys sumatrensis Hardenberg, 1931 -- valid
  Trypauchenichthys typus Bleeker, 1860 -- valid
  Trypauchenopsis Volz, 1903 -- valid
  Trypauchenopsis intermedius Volz, 1903 -- valid
  Tryssogobius Larson and Hoese, 2001 -- valid
  Tryssogobius colini Larson and Hoese, 2001 -- valid
  Tryssogobius longipes Larson and Hoese, 2001 -- valid
  Tubbia Whitley, 1943 -- valid
  Tubbia tasmanica Whitley, 1943 -- valid
  Tucanoichthys Géry and Römer, 1997 -- valid
  Tucanoichthys tucano Géry and Römer, 1997 -- valid
  Tylochromis Regan, 1920 -- valid
  Tylochromis aristoma Stiassny, 1989 -- valid
  Tylochromis bangwelensis Regan, 1920 -- valid
  Tylochromis elongatus Stiassny, 1989 -- valid
  Tylochromis intermedius (Boulenger, 1916) -- valid
  Tylochromis jentinki (Steindachner, 1894) -- valid
  Tylochromis labrodon Regan, 1920 -- valid
  Tylochromis lateralis (Boulenger, 1898) -- valid
  Tylochromis leonensis Stiassny, 1989 -- valid
  Tylochromis microdon Regan, 1920 -- valid
  Tylochromis mylodon Regan, 1920 -- valid
  Tylochromis polylepis (Boulenger, 1900) -- valid
  Tylochromis praecox Stiassny, 1989 -- valid
  Tylochromis pulcher Stiassny, 1989 -- valid
  Tylochromis regani Stiassny, 1989 -- valid
  Tylochromis robertsi Stiassny, 1989 -- valid
  Tylochromis sudanensis Daget, 1954 -- valid
  Tylochromis trewavasae Stiassny, 1989 -- valid
  Tylochromis variabilis Stiassny, 1989 -- valid
  Tylosurus Cocco, 1833 -- valid
  Tylosurus acus (Lacepède, 1803) -- valid -- agujon, agujón del Atlántico, Atlantic agujon, agujón, keeljawed longtom
  Tylosurus acus acus (Lacepède, 1803) -- valid -- agujon, agujón
  Tylosurus acus imperialis (Rafinesque, 1810) -- valid
  Tylosurus acus melanotus (Bleeker, 1850) -- valid -- blackfin longtom, blackfin longtom
  Tylosurus acus rafale Collette and Parin, 1970 -- valid
  Tylosurus choram (Rüppell, 1837) -- valid
  Tylosurus crocodilus (Péron and Lesueur in Lesueur, 1821) -- valid -- houndfish, agujón lisero
  Tylosurus crocodilus crocodilus (Péron and Lesueur in Lesueur, 1821) -- valid -- agujon crocodilo, houndfish
  Tylosurus crocodilus fodiator Jordan and Gilbert, 1882 -- valid
  Tylosurus euryops Bean and Dresel, 1884 -- invalid -- longjaw, longjaw
  Tylosurus gavialoides (Castelnau, 1873) -- valid
  Tylosurus imperialis (Rafinesque, 1810) -- invalid
  Tylosurus macleayanus (Ogilby, 1886) -- invalid -- stout longtom, stout longtom
  Tylosurus melanotus (Bleeker, 1850) -- invalid
  Tylosurus pacificus (Steindachner, 1876) -- valid -- agujón del Pacífico, Pacific agujon
  Tylosurus punctulatus (Günther, 1872) -- valid
  Tylosurus strongylurus (van Hasselt, 1823) -- invalid
  Typhleotris Petit, 1933 -- valid
  Typhleotris madagascariensis Petit, 1933 -- valid
  Typhleotris pauliani Arnoult, 1959 -- valid
  Typhlogobius Steindachner, 1879 -- valid
  Typhlogobius californiensis Steindachner, 1879 -- valid -- blind goby, gobio ciego
  Tyrannochromis Eccles and Trewavas, 1989 -- valid
  Tyrannochromis macrostoma (Regan, 1922) -- valid
  Tyrannochromis maculiceps (Ahl, 1926) -- valid
  Tyrannochromis nigriventer Eccles in Eccles and Trewavas, 1989 -- valid
  Tyrannochromis polyodon (Trewavas, 1935) -- valid
  Tyson Springer, 1983 -- valid
  Tyson belos Springer, 1983 -- valid
  Tyttobrycon Géry, 1973 -- valid
  Tyttobrycon dorsimaculatus Géry, 1973 -- valid
  Tyttobrycon hamatus Géry, 1973 -- valid
  Tyttobrycon spinosus Géry, 1973 -- valid
  Tyttobrycon xeruini Géry, 1973 -- valid
  Tyttocharax Fowler, 1913 -- valid
  Tyttocharax cochui (Ladiges, 1950) -- valid
  Tyttocharax madeirae Fowler, 1913 -- valid
  Tyttocharax tambopatensis Weitzman and Ortega, 1995 -- valid
  Uaru Heckel, 1840 -- valid
  Uaru amphiacanthoides Heckel, 1840 -- valid -- triangle cichlid, waroo, triangle cichlid, waroo
  Uaru fernandezyepezi Stawikowski, 1989 -- valid
  Ucla Holleman, 1993 -- valid
  Ucla xenogrammus Holleman, 1993 -- valid
  Ulvaria Jordan and Evermann, 1896 -- valid
  Ulvaria subbifurcata (Storer, 1839) -- valid -- radiated shanny, ulvaire deux-lignes
  Umbrina Cuvier, 1816 -- valid -- croakers, roncadores
  Umbrina analis Günther, 1868 -- valid -- berrugata espinuda, longspine croaker
  Umbrina broussonnetii Cuvier in Cuvier and Valenciennes, 1830 -- valid
  Umbrina bussingi López S., 1980 -- valid -- berrugata ojona, bigeye croaker
  Umbrina canariensis Valenciennes, 1843 -- valid
  Umbrina canosai Berg, 1895 -- valid
  Umbrina capensis Pappe, 1853 -- invalid -- baardman, tasselfish, baardman, tasselfish
  Umbrina cirrosa (Linnaeus, 1758) -- valid -- corb, drum, maigre, corb, drum, maigre
  Umbrina coroides Cuvier in Cuvier and Valenciennes, 1830 -- valid -- sand drum, roncador, berrugata arenera
  Umbrina dorsalis Gill, 1862 -- valid -- berrugata aleta larga, longfin croaker
  Umbrina fuscolineata von Bonde, 1923 -- valid -- bellfish
  Umbrina galapagorum Steindachner, 1878 -- valid
  Umbrina gracilicirrhus Metzelaar, 1919 -- invalid
  Umbrina imberbis Günther, 1873 -- valid
  Umbrina macropterus Bleeker, 1853 -- invalid
  Umbrina milliae Miller, 1971 -- valid
  Umbrina reedi Günther, 1880 -- valid
  Umbrina robinsoni Gilchrist and Thompson, 1908 -- invalid -- natal baardman, natal baardman
  Umbrina roncador Jordan and Gilbert, 1882 -- valid -- yellowfin croaker, berrugata aleta amarilla
  Umbrina ronchus Valenciennes, 1843 -- valid
  Umbrina steindachneri Cadenat, 1951 -- valid
  Umbrina striata Boulenger, 1888 -- invalid -- striped baardman, striped baardman
  Umbrina wintersteeni Walker and Radford, 1992 -- valid -- berrugata de Cortés, Cortez croaker
  Umbrina xanti Gill, 1862 -- valid -- blackmouth croaker, blackmouth croaker, berrugata roncadora, surf croaker
  Uncisudis Maul, 1956 -- valid
  Uncisudis advena (Rofen, 1963) -- valid
  Uncisudis quadrimaculata (Post, 1969) -- valid
  Upeneichthys Bleeker, 1855 -- valid
  Upeneichthys lineatus (Bloch and Schneider, 1801) -- valid -- bluespotted goatfish
  Upeneichthys stotti Hutchins, 1990 -- valid
  Upeneichthys vlamingii (Cuvier in Cuvier and Valenciennes, 1829) -- valid
  Upeneus Cuvier, 1829 -- valid
  Upeneus arge Jordan and Evermann, 1903 -- valid -- bandtail goatfish
  Upeneus asymmetricus Lachner, 1954 -- valid
  Upeneus australiae Kim and Nakaya, 2002 -- valid
  Upeneus bensasi (Temminck and Schlegel, 1843) -- valid -- stripedfin goatfish
  Upeneus crosnieri Fourmanoir and Guézé, 1967 -- valid
  Upeneus davidaromi Golani, 2001 -- valid
  Upeneus doriae (Günther, 1869) -- valid
  Upeneus filifer (Ogilby, 1910) -- valid
  Upeneus francisi Randall and Guézé, 1992 -- valid
  Upeneus guttatus (Day, 1868) -- valid
  Upeneus japonicus (Houttuyn, 1782) -- valid
  Upeneus luzonius Jordan and Seale, 1907 -- valid
  Upeneus mascareinsis Fourmanoir and Guézé, 1967 -- valid
  Upeneus moluccensis (Bleeker, 1855) -- valid
  Upeneus parvus Poey, 1852 -- valid -- dwarf goatfish, salmonete rayado, chivo rayuelo
  Upeneus pori Ben-Tuvia and Golani, 1989 -- valid
  Upeneus quadrilineatus Cheng and Wang in Chu, Chan and Chen, 1963 -- valid
  Upeneus subvittatus (Temminck and Schlegel, 1843) -- valid
  Upeneus sulphureus Cuvier in Cuvier and Valenciennes, 1829 -- valid -- sunrise goatfish, sulphur goatfish
  Upeneus sundaicus (Bleeker, 1855) -- valid
  Upeneus taeniopterus Cuvier in Cuvier and Valenciennes, 1829 -- valid -- barredfin goatfish
  Upeneus tragula Richardson, 1846 -- valid -- mottled goatfish, bayabao, blackstriped goatfish
  Upeneus vittatus (Forsskål, 1775) -- valid -- bartailed goatfish, bandedtail goatfish, yellowbanded goatfish, yellowstriped goatfish
  Upeneus xanthogrammus Gilbert, 1892 -- valid
  Uranoscopus Linnaeus, 1758 -- valid
  Uranoscopus affinis Cuvier in Cuvier and Valenciennes, 1829 -- valid
  Uranoscopus albesca Regan, 1915 -- valid
  Uranoscopus archionema Regan, 1921 -- valid -- stargazer
  Uranoscopus bauchotae Brüss, 1987 -- valid
  Uranoscopus bicinctus Temminck and Schlegel, 1843 -- valid
  Uranoscopus cadenati Poll, 1959 -- valid
  Uranoscopus chinensis Guichenot in Sauvage, 1882 -- valid
  Uranoscopus cognatus Cantor, 1849 -- valid
  Uranoscopus crassiceps Alcock, 1890 -- valid
  Uranoscopus dahlakensis Brüss, 1987 -- valid
  Uranoscopus dollfusi Brüss, 1987 -- valid
  Uranoscopus filibarbis Cuvier in Cuvier and Valenciennes, 1829 -- valid
  Uranoscopus fuscomaculatus Kner, 1868 -- valid
  Uranoscopus guttatus Cuvier in Cuvier and Valenciennes, 1829 -- valid
  Uranoscopus inermis Cuvier in Cuvier and Valenciennes, 1829 -- invalid
  Uranoscopus japonicus Houttuyn, 1782 -- valid
  Uranoscopus kaianus Günther, 1880 -- valid
  Uranoscopus marisrubri Brüss, 1987 -- valid
  Uranoscopus marmoratus Cuvier in Cuvier and Valenciennes, 1829 -- valid
  Uranoscopus oligolepis Bleeker, 1878 -- valid -- blue stargazer
  Uranoscopus polli Cadenat, 1951 -- valid
  Uranoscopus scaber Linnaeus, 1758 -- valid -- stargazer
  Uranoscopus sulphureus Valenciennes in Cuvier and Valenciennes, 1832 -- valid
  Uranoscopus terraereginae Ogilby, 1910 -- invalid -- armed stargazer
  Uranoscopus tosae (Jordan and Hubbs, 1925) -- valid
  Urocampus Günther, 1870 -- valid
  Urocampus carinirostris Castelnau, 1872 -- valid
  Urocampus nanus Günther, 1870 -- valid
  Uroconger Kaup, 1856 -- valid
  Uroconger erythraeus Castle, 1982 -- valid
  Uroconger lepturus (Richardson, 1845) -- valid
  Uroconger syringinus Ginsburg, 1954 -- valid -- threadtail conger, congrio plumilla
  Uroconger varidens Garman, 1899 -- invalid
  Uropterygius Rüppell, 1838 -- valid -- finless morays
  Uropterygius acutus Parr, 1930 -- invalid
  Uropterygius alboguttatus Smith, 1962 -- valid
  Uropterygius concolor Rüppell, 1838 -- valid -- brown moray, uniform reef eel
  Uropterygius diopus Böhlke, 1967 -- invalid -- marbled moray
  Uropterygius fasciolatus (Regan, 1909) -- valid
  Uropterygius fijiensis Fowler and Bean, 1923 -- invalid -- blackspotted moray
  Uropterygius fuscoguttatus Schultz in Schultz, Herald, Lachner, Welander and Woods, 1953 -- valid
  Uropterygius genie Randall and Golani, 1995 -- valid
  Uropterygius golanii McCosker and Smith, 1997 -- valid
  Uropterygius inornatus Gosline, 1958 -- valid
  Uropterygius kamar McCosker and Randall, 1977 -- valid
  Uropterygius macrocephalus (Bleeker, 1865) -- valid -- largehead moray, morena cabezona
  Uropterygius macularius (Lesueur, 1825) -- valid -- marbled moray, morena jaspeada
  Uropterygius makatei Gosline, 1958 -- valid
  Uropterygius marmoratus (Lacepède, 1803) -- valid -- marbled eel, marbled reef-eel
  Uropterygius micropterus (Bleeker, 1852) -- valid
  Uropterygius nagoensis Hatooka, 1984 -- valid
  Uropterygius polyspilus (Regan, 1909) -- valid
  Uropterygius polystictus Myers and Wade, 1941 -- valid -- peppered moray, morena pintada
  Uropterygius sealei Whitley, 1932 -- invalid
  Uropterygius supraforatus (Regan, 1909) -- valid
  Uropterygius tigrinus (Lesson, 1828) -- invalid -- tiger reef eel
  Uropterygius versutus Bussing, 1991 -- valid -- crafty moray, morena lista
  Uropterygius wheeleri Blache, 1967 -- valid
  Uropterygius xanthopterus Bleeker, 1859 -- valid
  Uropterygius xenodontus McCosker and Smith, 1997 -- valid
  Urotrygon daviesi Wallace, 1967 -- invalid
  Utiaritichthys Miranda Ribeiro, 1937 -- valid
  Utiaritichthys longidorsalis Jégu, Tito de Morais and dos Santos, 1992 -- valid
  Utiaritichthys sennaebragai Miranda Ribeiro, 1937 -- valid
  Vaimosa Jordan and Seale, 1906 -- invalid
  Valencia Myers, 1928 -- valid
  Valencia hispanica (Valenciennes in Cuvier and Valenciennes, 1846) -- valid -- Spanish toothcarp
  Valencia letourneuxi (Sauvage, 1880) -- valid -- Corfu toothcarp, Zouma
  Valenciennea Bleeker, 1856 -- valid
  Valenciennea alleni Hoese and Larson, 1994 -- valid
  Valenciennea bella Hoese and Larson, 1994 -- valid
  Valenciennea decora Hoese and Larson, 1994 -- valid
  Valenciennea helsdingenii (Bleeker, 1858) -- valid
  Valenciennea immaculata (Ni, 1981) -- valid
  Valenciennea limicola Hoese and Larson, 1994 -- valid
  Valenciennea longipinnis (Lay and Bennett, 1839) -- valid
  Valenciennea muralis (Valenciennes in Cuvier and Valenciennes, 1837) -- valid
  Valenciennea parva Hoese and Larson, 1994 -- valid
  Valenciennea persica Hoese and Larson, 1994 -- valid
  Valenciennea puellaris (Tomiyama in Tomiyama and Abe, 1956) -- valid
  Valenciennea randalli Hoese and Larson, 1994 -- valid
  Valenciennea sexguttata (Valenciennes in Cuvier and Valenciennes, 1837) -- valid
  Valenciennea strigata (Broussonet, 1782) -- valid
  Valenciennea wardii (Playfair in Playfair and Günther, 1867) -- valid
  Vanacampus Whitley, 1951 -- valid
  Vanacampus margaritifer (Peters, 1868) -- valid
  Vanacampus phillipi (Lucas, 1891) -- valid -- Port Phillips pipefish
  Vanacampus poecilolaemus (Peters, 1868) -- valid
  Vanacampus vercoi (Waite and Hale, 1921) -- valid
  Vanderhorstia Smith, 1949 -- valid
  Vanderhorstia ambanoro (Fourmanoir, 1957) -- valid
  Vanderhorstia atriclypea (Garman, 1903) -- valid
  Vanderhorstia auropunctata (Tomiyama, 1955) -- valid
  Vanderhorstia delagoae (Barnard, 1937) -- valid -- candystick goby, candystick goby
  Vanderhorstia fasciaventris (Smith, 1959) -- valid
  Vanderhorstia flavilineata Allen and Munday, 1995 -- valid
  Vanderhorstia lanceolata Yanagisawa, 1978 -- valid
  Vanderhorstia longimanus (Weber, 1909) -- valid
  Vanderhorstia macropteryx (Franz, 1910) -- valid
  Vanderhorstia mertensi Klausewitz, 1974 -- valid
  Vanderhorstia ornatissima Smith, 1959 -- valid
  Vanderhorstia praealta Lachner and McKinney, 1981 -- valid
  Vanneaugobius Brownell, 1978 -- valid
  Vanneaugobius canariensis Van Tassell, Miller and Brito, 1988 -- valid
  Vanneaugobius dollfusi Brownell, 1978 -- valid
  Vanneaugobius pruvoti (Fage, 1907) -- valid
  Variabilichromis Colombe and Allgayer, 1985 -- valid
  Variabilichromis moorii (Boulenger, 1898) -- valid
  Varicus Robins and Böhlke, 1961 -- valid
  Varicus bucca Robins and Böhlke, 1961 -- valid
  Varicus fisheri (Herre, 1942) -- valid -- translucent goby
  Varicus imswe Greenfield, 1981 -- invalid
  Varicus marilynae Gilmore, 1979 -- valid -- orangebelly goby, orangebelly goby
  Variola Swainson, 1839 -- valid
  Variola albimarginata Baissac, 1953 -- valid -- white-edged lyretail, lyretail trout
  Variola louti (Forsskål, 1775) -- valid -- lunartailed rockcod, coronation trout, yellow-edged lyretail, moontail seabass
  Velifer Temminck and Schlegel, 1850 -- valid
  Velifer hypselopterus Bleeker, 1879 -- valid
  Velifer multispinosus Smith, 1951 -- invalid
  Venefica Jordan and Davis, 1891 -- valid
  Venefica multiporosa Karrer, 1982 -- valid
  Venefica ocella Garman, 1899 -- valid
  Venefica proboscidea (Vaillant, 1888) -- valid
  Venefica procera (Goode and Bean, 1883) -- valid
  Venefica tentaculata Garman, 1899 -- valid
  Verilus Poey, 1860 -- valid
  Verilus sordidus Poey, 1860 -- valid -- berregüello, ocean bass
  Verma Jordan and Evermann, 1896 -- invalid
  Verma anguiformis (Peters, 1877) -- invalid
  Verma ansp Böhlke, 1968 -- invalid
  Veternio Snyder, 1904 -- invalid
  Veternio verrens Snyder, 1904 -- invalid
  Vieja Fernández-Yépez, 1969 -- valid
  Vieja argentea (Allgayer, 1991) -- valid
  Vieja bifasciata (Steindachner, 1864) -- valid
  Vieja breidohri (Werner and Stawikowski, 1987) -- valid
  Vieja fenestrata (Günther, 1860) -- valid
  Vieja godmanni (Günther, 1862) -- valid
  Vieja guttulata (Günther, 1864) -- valid
  Vieja hartwegi (Taylor and Miller, 1980) -- valid
  Vieja heterospila (Hubbs, 1936) -- valid
  Vieja intermedia (Günther, 1862) -- valid
  Vieja maculicauda (Regan, 1905) -- valid -- spotted cichlid
  Vieja melanura (Günther, 1862) -- valid
  Vieja microphthalma (Günther, 1862) -- valid
  Vieja regani (Miller, 1974) -- valid
  Vieja synspila (Hubbs, 1935) -- valid
  Vieja tuyrense (Meek and Hildebrand, 1913) -- valid
  Vieja zonata (Meek, 1905) -- valid
  Vincentia Castelnau, 1872 -- valid
  Vincentia badia Allen, 1987 -- valid
  Vincentia chrysura (Ogilby, 1889) -- valid
  Vincentia conspersa (Klunzinger, 1872) -- valid
  Vincentia macrocauda Allen, 1987 -- valid
  Vincentia novaehollandiae (Valenciennes, 1832) -- valid
  Vincentia punctata (Klunzinger, 1879) -- valid
  Vinculum McCulloch, 1914 -- invalid
  Vinculum sexfasciatus (Richardson, 1842) -- invalid -- sixbanded coralfish
  Virididentex Poll, 1971 -- valid
  Virididentex acromegalus (Osório, 1911) -- valid
  Vitiaziella Rass, 1955 -- valid
  Vitiaziella cubiceps Rass, 1955 -- valid
  Vitraria Jordan and Evermann, 1903 -- invalid
  Vitraria clarescens Jordan and Evermann, 1903 -- invalid
  Vomeridens DeWitt and Hureau, 1979 -- valid
  Vomeridens infuscipinnis (DeWitt, 1964) -- valid
  Vomerogobius Gilbert, 1971 -- valid
  Vomerogobius flavus Gilbert, 1971 -- valid
  Waitea Jordan and Seale, 1906 -- invalid
  Wanderer wallisi Whitley, 1937 -- invalid
  Wattsia Chan and Chilvers, 1974 -- valid
  Wattsia mossambica (Smith, 1957) -- valid -- Mozambique large-eye bream
  Wetmorella Fowler and Bean, 1928 -- valid
  Wetmorella albofasciata Schultz and Marshall, 1954 -- valid
  Wetmorella nigropinnata (Seale, 1901) -- valid
  Wheelerigobius Miller, 1981 -- valid
  Wheelerigobius maltzani (Steindachner, 1881) -- valid
  Wheelerigobius wirtzi Miller, 1988 -- valid
  Xaniclistius Jordan, 1907 -- invalid
  Xaniclistius elevatus (Ramsay and Ogilby, 1888) -- invalid -- longfinned boarfish, longfinned boarfish
  Xarifania Klausewitz and Eibl-Eibesfeldt, 1959 -- invalid
  Xenagoniates Myers, 1942 -- valid
  Xenagoniates bondi Myers, 1942 -- valid
  Xenatherina Regan, 1907 -- invalid
  Xenentodon Regan, 1911 -- valid -- Asian freshwater needlefishes
  Xenentodon cancila (Hamilton, 1822) -- valid -- freshwater garfish, silver needlefish, Asian needlefish
  Xenentodon canciloides (Bleeker, 1853) -- valid
  Xenisthmus Snyder, 1908 -- valid
  Xenisthmus africanus Smith, 1958 -- valid -- flathead wriggler, flathead wriggler
  Xenisthmus balius Gill and Randall, 1994 -- valid
  Xenisthmus chapmani (Schultz in Schultz et al., 1966) -- valid
  Xenisthmus clarus (Jordan and Seale, 1906) -- valid
  Xenisthmus polyzonatus (Klunzinger, 1871) -- valid
  Xenobrama Yatsu and Nakamura, 1989 -- valid
  Xenobrama microlepis Yatsu and Nakamura, 1989 -- valid
  Xenocephalus Kaup, 1858 -- valid
  Xenocephalus armatus Kaup, 1858 -- valid
  Xenocephalus australiensis (Kishimoto, 1989) -- valid
  Xenocephalus cribratus (Kishimoto, 1989) -- valid
  Xenocephalus egregius (Jordan and Thompson, 1905) -- valid -- freckled stargazer
  Xenocephalus elongatus (Temminck and Schlegel, 1843) -- valid -- bluespotted stargazer
  Xenocharax Günther, 1867 -- valid
  Xenocharax spilurus Günther, 1867 -- valid
  Xenochromis Boulenger, 1899 -- valid
  Xenochromis hecqui Boulenger, 1899 -- valid
  Xenoconger Regan, 1912 -- valid
  Xenoconger fryeri Regan, 1912 -- valid
  Xenodexia Hubbs, 1950 -- valid
  Xenodexia ctenolepis Hubbs, 1950 -- valid -- kanmschuppen-karpfling, Grijalva studfish, topo del Grijalva
  Xenojulis de Beaufort, 1939 -- valid
  Xenojulis margaritaceus (Macleay, 1883) -- valid
  Xenomedea Rosenblatt and Taylor, 1971 -- valid
  Xenomedea rhodopyga Rosenblatt and Taylor, 1971 -- valid -- redrump blenny, trambollito nalga roja
  Xenomelaniris Schultz, 1948 -- invalid
  Xenomelaniris brasiliensis (Quoy and Gaimard, 1825) -- invalid
  Xenomystax Gilbert, 1891 -- valid
  Xenomystax atrarius Gilbert, 1891 -- valid
  Xenomystax austrinus Smith and Kanazawa in Smith, 1989 -- valid
  Xenomystax bidentatus (Reid, 1940) -- valid
  Xenomystax congroides Smith and Kanazawa in Smith, 1989 -- valid -- bristletooth conger
  Xenomystax trucidans Alcock, 1894 -- valid
  Xenomystus Günther, 1868 -- valid
  Xenomystus nigri (Günther, 1868) -- valid -- false featherback, African knifefish, false featherback
  Xenoophorus Hubbs and Turner, 1939 -- valid
  Xenoophorus captiva (Hubbs, 1924) -- valid -- relic splitfin
  Xenophallus Hubbs, 1924 -- valid
  Xenophallus umbratilis (Meek, 1912) -- valid
  Xenopoclinus Smith, 1948 -- valid
  Xenopoclinus kochi Smith, 1948 -- valid -- platanna-klipfish, platanna-klipfish
  Xenopoclinus leprosus Smith, 1961 -- valid -- leprous platanna-klipfish, leprous platanna-klipfish
  Xenopoecilus Regan, 1911 -- valid
  Xenopoecilus oophorus Kottelat, 1990 -- valid
  Xenopoecilus poptae Weber and de Beaufort, 1922 -- valid
  Xenopoecilus sarasinorum (Popta, 1905) -- valid
  Xenotaenia Turner, 1946 -- valid
  Xenotaenia resolanae Turner, 1946 -- valid -- leopard splitfin, mexcalpique leopardo
  Xenotilapia Boulenger, 1899 -- valid
  Xenotilapia bathyphila Poll, 1956 -- valid
  Xenotilapia boulengeri (Poll, 1942) -- valid
  Xenotilapia burtoni Poll, 1951 -- valid
  Xenotilapia caudafasciata Poll, 1951 -- valid
  Xenotilapia flavipinnis Poll, 1985 -- valid
  Xenotilapia leptura (Boulenger, 1901) -- valid
  Xenotilapia longispinis Poll, 1951 -- valid
  Xenotilapia melanogenys (Boulenger, 1898) -- valid
  Xenotilapia nasus De Vos, Risch and Thys van den Audenaerde, 1995 -- valid
  Xenotilapia nigrolabiata Poll, 1951 -- valid
  Xenotilapia ochrogenys (Boulenger, 1914) -- valid
  Xenotilapia ornatipinnis Boulenger, 1901 -- valid
  Xenotilapia papilio Büscher, 1990 -- valid
  Xenotilapia rotundiventralis (Takahashi, Yanagisawa and Nakaya, 1997) -- valid
  Xenotilapia sima Boulenger, 1899 -- valid
  Xenotilapia spiloptera Poll and Stewart, 1975 -- valid
  Xenotilapia tenuidentatus Poll, 1951 -- valid
  Xenotoca Hubbs and Turner, 1939 -- valid
  Xenotoca eiseni (Rutter, 1896) -- valid -- redtail splitfin, mexcalpique cola roja
  Xenotoca melanosoma Fitzsimons, 1972 -- valid -- black splitfin, mexcalpique negro
  Xenotoca variatus (Bean, 1887) -- valid -- jeweled splitfin
  Xenurobrycon Myers and Miranda Ribeiro, 1945 -- valid
  Xenurobrycon heterodon Weitzman and Fink, 1985 -- valid
  Xenurobrycon macropus Myers and Miranda Ribeiro, 1945 -- valid
  Xenurobrycon polyancistrus Weitzman, 1987 -- valid
  Xenurobrycon pteropus Weitzman and Fink, 1985 -- valid
  Xestochilus McCosker, 1998 -- valid
  Xestochilus nebulosus (Smith, 1962) -- valid
  Xiphasia Swainson, 1839 -- valid
  Xiphasia matsubarai Okada and Suzuki, 1952 -- valid
  Xiphasia setifer Swainson, 1839 -- valid -- snake blenny, hairtailed blenny, snake blenny, hairtailed blenny
  Xiphister Jordan, 1880 -- valid
  Xiphister atropurpureus (Kittlitz, 1858) -- valid -- black prickleback, abrojo negro
  Xiphister mucosus (Girard, 1858) -- valid -- rock prickleback
  Xiphocheilus Bleeker, 1857 -- valid
  Xiphocheilus typus Bleeker, 1857 -- valid
  Xiphophorus Heckel, 1848 -- valid -- swordtails
  Xiphophorus alvarezi Rosen, 1960 -- valid -- Chiapas swordtail, espada de Comitán
  Xiphophorus andersi Meyer and Schartl, 1980 -- valid -- espada del Atoyac, spiketail platyfish
  Xiphophorus birchmanni Lechner and Radda, 1987 -- valid -- espada del Tempoal, sheepshead swordtail
  Xiphophorus clemenciae Alvarez, 1959 -- valid -- Coatzacoalcos swordtail, espada de Clemencia
  Xiphophorus continens Rauchenberger, Kallman and Morizot, 1990 -- valid -- espada de Quince, short-sword platyfish
  Xiphophorus cortezi Rosen, 1960 -- valid -- delicate swordtail, espada fina
  Xiphophorus couchianus (Girard, 1859) -- valid -- espada de Monterrey, Monterrey platyfish
  Xiphophorus evelynae Rosen, 1960 -- valid -- espada del Necaxa, reticulate platyfish
  Xiphophorus gordoni Miller and Minckley, 1963 -- valid -- Cuatro Cienegas platyfish, espada de Cuatro Ciénegas
  Xiphophorus helleri Heckel, 1848 -- invalid -- green swordtail
  Xiphophorus hellerii Heckel, 1848 -- valid -- cola de espada, green swordtail
  Xiphophorus kallmani Meyer and Schartl, 2003 -- valid
  Xiphophorus kosszanderi Meyer and Wischnath, 1981 -- valid
  Xiphophorus maculatus (Günther, 1866) -- valid -- platy, southern platyfish, espada sureña
  Xiphophorus malinche Rauchenberger, Kallman and Morizot, 1990 -- valid -- espada de Malinche, highland swordtail
  Xiphophorus mayae Meyer and Schartl, 2002 -- valid
  Xiphophorus meyeri Schartl and Schröder, 1988 -- valid -- espada de Múzquiz, marbled swordtail
  Xiphophorus milleri Rosen, 1960 -- valid -- Catemaco platyfish, espada de Catemaco
  Xiphophorus montezumae Jordan and Snyder, 1899 -- valid -- mexican swordfish, montezuma helleri, espada de Moctezuma, Moctezuma swordtail, Mexican swordfish, Montezuma helleri
  Xiphophorus multilineatus Rauchenberger, Kallman and Morizot, 1990 -- valid
  Xiphophorus nezahualcoyotl Rauchenberger, Kallman and Morizot, 1990 -- valid -- espada montañes, mountain swordtail
  Xiphophorus nigrensis Rosen, 1960 -- valid -- espada pigmea El Abra, Panuco swordtail
  Xiphophorus pygmaeus Hubbs and Gordon, 1943 -- valid -- dwarf helleri, dwarf swordtail, pygmy swordtail, espada pigmea delgada, dwarf helleri, dwarf swordtail
  Xiphophorus roseni Meyer and Wischnath, 1981 -- valid
  Xiphophorus signum Rosen and Kallman, 1969 -- valid
  Xiphophorus variatus (Meek, 1904) -- valid -- variable platyfish, variegated platy, espada de Valles
  Xiphophorus xiphidium (Gordon, 1932) -- valid -- swordtail platy, espada del Soto La Marina, swordtail platyfish, swordtail platy
  Xiphostoma maculatum Valenciennes in Cuvier and Valenciennes, 1850 -- invalid
  Xiphostoma taedo Cope, 1872 -- invalid
  Xiphypops Jordan in Jordan and Jordan, 1922 -- invalid
  Xyrias Jordan and Snyder, 1901 -- valid
  Xyrias guineensis (Blache, 1975) -- valid
  Xyrias multiserialis (Norman, 1939) -- valid
  Xyrias revulsus Jordan and Snyder, 1901 -- valid
  Xyrichthys novacula (Linnaeus, 1758) -- invalid
  Xyrichthys panamensis Fowler, 1944 -- invalid
  Xyrichthys pavo Valenciennes in Cuvier and Valenciennes, 1840 -- invalid
  Xyrichthys pavoninus Valenciennes in Cuvier and Valenciennes, 1840 -- invalid
  Xyrichthys puniceus Richardson, 1846 -- invalid
  Xyrichtys Cuvier, 1814 -- valid
  Xyrichtys bimaculatus Rüppell, 1829 -- valid
  Xyrichtys blanchardi (Cadenat and Marchal, 1963) -- valid
  Xyrichtys halsteadi Randall and Lobel, 2003 -- valid
  Xyrichtys incandescens Edwards and Lubbock, 1981 -- valid
  Xyrichtys javanicus (Bleeker, 1862) -- valid
  Xyrichtys martinicensis Valenciennes in Cuvier and Valenciennes, 1840 -- valid -- doncella llorona, cuchillo llorón, rosy razorfish
  Xyrichtys mundiceps Gill, 1862 -- valid -- cuchillo desnudo, Cape razorfish
  Xyrichtys novacula (Linnaeus, 1758) -- valid -- doncella verde, cuchillo perlino, pearly razorfish
  Xyrichtys pavo Valenciennes in Cuvier and Valenciennes, 1840 -- invalid -- peacock wrasse
  Xyrichtys pavoninus Valenciennes in Cuvier and Valenciennes, 1840 -- invalid
  Xyrichtys rajagopalani Venkataramanujam, Venkataramani and Ramanathan, 1987 -- valid
  Xyrichtys sanctaehelenae (Günther, 1868) -- valid
  Xyrichtys splendens Castelnau, 1855 -- valid -- doncella de lunar, cuchillo de lunar, green razorfish
  Xyrichtys victori Wellington, 1992 -- valid
  Xyrichtys wellingtoni Allen and Robertson, 1995 -- valid
  Xystaema Jordan and Evermann in Jordan, 1895 -- invalid
  Xystichromis Greenwood, 1980 -- invalid
  Yirrkala Whitley, 1940 -- valid
  Yirrkala chaselingi Whitley, 1940 -- valid
  Yirrkala fusca (Zuiew, 1793) -- valid
  Yirrkala gjellerupi (Weber and de Beaufort, 1916) -- valid
  Yirrkala insolitus McCosker, 1999 -- valid
  Yirrkala kaupii (Bleeker, 1858) -- valid
  Yirrkala lumbricoides (Bleeker, 1853) -- valid
  Yirrkala macrodon (Bleeker, 1863) -- valid
  Yirrkala maculata (Klausewitz, 1964) -- valid
  Yirrkala misolensis (Günther, 1872) -- valid
  Yirrkala moluccensis (Bleeker, 1864) -- valid
  Yirrkala tenuis (Günther, 1870) -- valid
  Yongeichthys Whitley, 1932 -- valid -- toxic gobies
  Yongeichthys criniger (Valenciennes in Cuvier and Valenciennes, 1837) -- valid -- yellowfin toxic goby
  Yongeichthys nebulosus (Forsskål, 1775) -- valid
  Yongeichthys thomasi (Boulenger, 1916) -- valid
  Yongeichthys tuticorinensis (Fowler, 1925) -- valid
  Zalembius Jordan and Evermann, 1896 -- valid
  Zalembius rosaceus (Jordan and Gilbert, 1880) -- valid -- pink seaperch, mojarra rosada
  Zanclistius Jordan, 1907 -- valid
  Zanclistius elevatus (Ramsay and Ogilby, 1888) -- valid
  Zappa Murdy, 1989 -- valid
  Zappa confluentus (Roberts, 1978) -- valid
  Zaprora Jordan, 1896 -- valid
  Zaprora silenus Jordan, 1896 -- valid -- prowfish
  Zebrus de Buen, 1930 -- valid
  Zebrus zebrus (Risso, 1827) -- valid
  Zenarchopterus Gill, 1864 -- valid -- river halfbeaks
  Zenarchopterus alleni Collette, 1982 -- valid
  Zenarchopterus beauforti Mohr, 1926 -- invalid
  Zenarchopterus buffonis (Valenciennes in Cuvier and Valenciennes, 1847) -- valid
  Zenarchopterus caudovittatus (Weber, 1907) -- valid
  Zenarchopterus clarus Mohr, 1926 -- valid
  Zenarchopterus cotnog (Smith, 1902) -- valid -- kotnog, kotnog
  Zenarchopterus dispar (Valenciennes in Cuvier and Valenciennes, 1847) -- valid -- viviparous halfbeak, feathered halfbeak
  Zenarchopterus dunckeri Mohr, 1926 -- valid
  Zenarchopterus dux Seale, 1910 -- valid
  Zenarchopterus ectuntio (Hamilton, 1822) -- valid
  Zenarchopterus gilli Smith, 1945 -- valid
  Zenarchopterus kampeni (Weber, 1913) -- valid
  Zenarchopterus novaeguineae (Weber, 1913) -- valid
  Zenarchopterus ornithocephala Collette, 1985 -- valid
  Zenarchopterus pappenheimi Mohr, 1926 -- valid
  Zenarchopterus philippinus (Peters, 1868) -- valid
  Zenarchopterus quadrimaculatus Mohr, 1926 -- valid
  Zenarchopterus rasori (Popta, 1912) -- valid
  Zenarchopterus robertsi Collette, 1982 -- valid
  Zenarchopterus striga (Blyth, 1858) -- valid
  Zenarchopterus xiphophorus Mohr, 1934 -- valid
  Zenopsis nebulosus (Temminck and Schlegel, 1845) -- invalid
  Zingel Cloquet, 1817 -- valid
  Zingel asper (Linnaeus, 1758) -- valid -- apron, Rhone streber, streber
  Zingel balcanicus (Karaman, 1937) -- valid
  Zingel streber (Siebold, 1863) -- valid -- Danube streber, streber
  Zingel zingel (Linnaeus, 1766) -- valid -- zingel
  Zoarces Cuvier, 1829 -- valid
  Zoarces americanus (Bloch and Schneider, 1801) -- valid -- ocean pout, loquette d'Amérique
  Zoarces elongatus Kner, 1868 -- valid
  Zoarces gillii Jordan and Starks, 1905 -- valid
  Zoarces viviparus (Linnaeus, 1758) -- valid -- viviporous blenny, viviporous eelpout, viviporous blenny, viviporous eelpout
  Zoarchias Jordan and Snyder, 1902 -- valid
  Zoarchias glaber Tanaka, 1908 -- valid
  Zoarchias major Tomiyama, 1972 -- valid
  Zoarchias microstomus Kimura and Jiang, 1995 -- valid
  Zoarchias neglectus Tanaka, 1908 -- valid
  Zoarchias uchidai Matsubara, 1932 -- valid
  Zoarchias veneficus Jordan and Snyder, 1902 -- valid
  Zonogobius Bleeker, 1874 -- invalid
  Zonogobius flammeus Smith, 1959 -- invalid -- flame goby, flame goby
  Zonogobius semidoliatus (Valenciennes in Cuvier and Valenciennes, 1837) -- invalid -- girdled goby, girdled goby
  Zoogoneticus Meek, 1902 -- valid
  Zoogoneticus quitzeoensis (Bean, 1898) -- valid -- picotee goodeid, picote, picote splitfin
  Zoogoneticus tequila Webb and Miller, 1998 -- valid -- Tequila-karpfling, picote Tequila, Tequila splitfin
  Zosterisessor Whitley, 1935 -- valid
  Zosterisessor maderensis (Valenciennes in Cuvier and Valenciennes, 1837) -- invalid
  Zosterisessor ophiocephalus (Pallas, 1814) -- valid
  Zu Walters and Fitch, 1960 -- valid
  Zu cristatus (Bonelli, 1819) -- valid -- scalloped ribbonfish, listoncillo festón, cinta moñuda
  Zu elongatus Heemstra and Kannemeyer, 1984 -- valid
   

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