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Publication: Banks, R. C., R. W. McDiarmid, A. L. Gardner, and W. C. Starnes. 2003. Checklist of Vertebrates of the United States, the U.S. Territories, and Canada.

ITIS records citing this publication
 
 Kingdom Animalia
  Abudefduf Forsskål, 1775 -- valid -- sergeant majors
  Abudefduf septemfasciatus (Cuvier in Cuvier and Valenciennes, 1830) -- valid -- sevenband demoiselle, sevenbanded sergeant major
  Abudefduf sordidus (Forsskål, 1775) -- valid -- blackspot sergeant, blackspot sergeant major, kupipi, spot pom
  Acantharchus Gill, 1864 -- valid -- mud sunfishes
  Acantharchus pomotis (Baird, 1855) -- valid -- mud sunfish
  Acanthogobius Gill, 1859 -- valid -- Asian gobies
  Acanthogobius flavimanus (Temminck and Schlegel, 1845) -- valid -- gobio extranjero, yellowfin goby
  Acanthuridae -- valid -- cirujanos, poissons-chirurgiens, surgeonfishes, tangs
  Acanthurus Forsskål, 1775 -- valid -- common surgeonfishes, doctorfishes, lancetfishes, surgeonfishes, tangs
  Acanthurus blochii Valenciennes in Cuvier and Valenciennes, 1835 -- valid -- ringtail surgeonfish, whitetail surgeonfish
  Accipiter Brisson, 1760 -- valid -- Bird Hawks
  Accipiter cooperii (Bonaparte, 1828) -- valid -- Cooper's Hawk, epervier de Cooper, Épervier de Cooper, Gavilán de Cooper
  Accipiter gentilis (Linnaeus, 1758) -- valid -- Autour des palombes, Gavilán azor, Northern Goshawk
  Accipiter gularis (Temminck & Schlegel, 1844) -- valid -- Asiatic Sparrowhawk, Japanese Sparrowhawk
  Accipiter soloensis (Horsfield, 1821) -- valid -- Chinese Sparrowhawk, Épervier de Horsfield, Gray Frog-Hawk
  Accipiter striatus Vieillot, 1808 -- valid -- epervier brun, Épervier brun, Gavilán pecho rufo, Sharp-shinned Hawk
  Accipitridae Vigors, 1824 -- valid -- aigles, buses, Eagles, éperviers, Hawks, Kites
  Accipitrinae -- invalid
  Acentrogobius Bleeker, 1874 -- valid -- checkered gobies
  Acentrogobius janthinopterus (Bleeker, 1852) -- valid -- pupilspot goby
  Acipenser Linnaeus, 1758 -- valid -- greater sturgeons, sturgeons
  Acipenser brevirostrum Lesueur, 1818 -- valid -- shortnose sturgeon
  Acipenser fulvescens Rafinesque, 1817 -- valid -- esturgeon jaune, lake sturgeon
  Acipenser medirostris Ayres, 1854 -- valid -- esturión verde, green sturgeon
  Acipenser oxyrinchus Mitchill, 1815 -- valid -- Atlantic sturgeon, esturgeon noir, esturión del Atlántico, Gulf sturgeon
  Acipenser transmontanus Richardson, 1836 -- valid -- esturión blanco, white sturgeon
  Acipenseridae -- valid -- esturgeons, esturiones, sturgeons
  Acridotheres Vieillot, 1816 -- valid
  Acridotheres cristatellus (Linnaeus, 1758) -- valid -- Crested Myna
  Acridotheres tristis (Linnaeus, 1766) -- valid -- Common Myna
  Acrocephalus J. A. Naumann & J. F. Naumann, 1811 -- valid -- Reed-Warblers
  Acrocephalus familiaris (Rothschild, 1892) -- valid -- Millerbird
  Acrocephalus luscinia (Quoy & Gaimard, 1830) -- invalid -- Nightingale Reed-Warbler
  Acrocephalus syrinx (Kittlitz, 1833) -- valid -- Carolinian Reed Warbler
  Acrocheilus Agassiz, 1855 -- valid -- chiselmouths
  Acrocheilus alutaceus Agassiz and Pickering in Agassiz, 1855 -- valid -- chiselmouth
  Actitis Illiger, 1811 -- valid -- Spotted Sandpipers
  Actitis hypoleucos (Linnaeus, 1758) -- valid -- Chevalier guignette, Common Sandpiper
  Actitis macularia (Linnaeus, 1766) -- invalid -- chevalier grivelé, Playero alzacolita, Spotted Sandpiper
  Adinia Girard, 1859 -- valid -- diamond killifishes
  Adinia xenica (Jordan and Gilbert, 1882) -- valid -- diamond killifish
  Aegithalidae -- valid -- Bushtits
  Aegolius Kaup, 1829 -- valid -- Saw-whet Owls
  Aegolius acadicus (Gmelin, 1788) -- valid -- Northern Saw-whet Owl, petite nyctale, Tecolote afilador
  Aegolius funereus (Linnaeus, 1758) -- valid -- Boreal Owl, nyctale de Tengmalm
  Aerodramus Oberholser, 1906 -- valid -- Edible-nest Swiftlets
  Aerodramus bartschi (Mearns, 1909) -- valid -- Mariana Swiftlet
  Aerodramus inquieta (Kittlitz, 1858) -- invalid
  Aerodramus pelewensis (Mayr, 1935) -- valid -- Palau Swiftlet
  Aerodramus spodiopygius (Peale, 1848) -- valid -- White-rumped Swiftlet
  Aeronautes Hartert, 1892 -- valid -- White-throated Swifts
  Aeronautes saxatalis (Woodhouse, 1853) -- valid -- Vencejo pecho blanco, White-throated Swift
  Aethia Merrem, 1788 -- valid -- Least Auklets
  Aethia cristatella (Pallas, 1769) -- valid -- Alcuela crestada, Crested Auklet, Starique cristatelle
  Aethia psittacula (Pallas, 1769) -- valid -- Parakeet Auklet, Starique perroquet
  Aethia pusilla (Pallas, 1811) -- valid -- Least Auklet, Starique minuscule
  Aethia pygmaea (Gmelin, 1789) -- valid -- Starique pygmée, Whiskered Auklet
  Agelaius Vieillot, 1816 -- valid -- Red-winged Blackbirds
  Agelaius humeralis (Vigors, 1827) -- valid -- Tawny-shouldered Blackbird
  Agelaius phoeniceus (Linnaeus, 1766) -- valid -- carouge à épaulettes, Red-winged Blackbird, Tordo sargento
  Agelaius tricolor (Audubon, 1837) -- valid -- Tordo tricolor, Tricolored Blackbird
  Agelaius xanthomus (P. L. Sclater, 1862) -- valid -- Yellow-shouldered Blackbird
  Agonostomus Bennett, 1832 -- valid -- mountain mullet
  Agonostomus monticola (Bancroft in Griffith and Smith, 1834) -- valid -- dajao, mountain mullet, trucha de tierra caliente
  Agosia Girard, 1856 -- valid -- longfin daces
  Aix F. Boie, 1828 -- valid -- Wood Ducks
  Aix sponsa (Linnaeus, 1758) -- valid -- canard branchu, Pato arcoiris, Wood Duck
  Ajaia Reichenbach, 1853 -- invalid -- American Spoonbills
  Ajaia ajaja (Linnaeus, 1758) -- invalid -- Espátula rosada, Roseate Spoonbill
  Alauda Linnaeus, 1758 -- valid -- Skylarks
  Alauda arvensis Linnaeus, 1758 -- valid -- Eurasian Skylark, Sky Lark
  Alaudidae Vigors, 1825 -- valid -- Larks
  Albula Scopoli, 1777 -- valid -- bonefishes
  Albula glossodonta (Forsskål, 1775) -- valid -- Indo-Pacific bonefish
  Albulidae -- valid -- bananafishes, bananes de mer, bonefishes, ladyfishes, macabíes
  Albuliformes -- valid
  Alca Linnaeus, 1758 -- valid -- Razorbills
  Alca torda Linnaeus, 1758 -- valid -- Petit Pingouin, Razorbill
  Alcedinidae -- valid -- Kingfishers
  Alcedo Linnaeus, 1758 -- valid
  Alcedo atthis (Linnaeus, 1758) -- valid -- Common Kingfisher
  Alcidae -- valid -- Auks, Guillemots, guillemots, Murrelets, Murres, Puffins
  Alectoris Kaup, 1829 -- valid -- Chukars
  Alectoris chukar (J. E. Gray, 1830) -- valid -- Chukar, Chukar Partridge, Perdiz chukar
  Alle Link, 1806 -- valid -- Dovekies
  Alle alle (Linnaeus, 1758) -- valid -- Dovekie, Little Auk, mergule main, Mergule nain
  Alosa Linck, 1790 -- valid -- river herrings
  Alosa aestivalis (Mitchill, 1814) -- valid -- alose d'été, blueback herring, blueback shad
  Alosa alabamae Jordan and Evermann in Evermann, 1896 -- valid -- Alabama shad, Gulf shad, Ohio shad
  Alosa chrysochloris (Rafinesque, 1820) -- valid -- blue herring, golden shad, green herring, river herring, skipjack, skipjack herring, skipjack shad
  Alosa mediocris (Mitchill, 1814) -- valid -- bonejack, fall herring, freshwater taylor, hickory jack, hickory shad, shad herring
  Alosa pseudoharengus (Wilson, 1811) -- valid -- alewife, bigeye herring, branch herring, freshwater herring, gaspareau, gray herring, grayback, kyak, sawbelly, white herring
  Alosa sapidissima (Wilson, 1811) -- valid -- alose savoureuse, American shad, Atlantic shad, common shad, sábalo americano, white shad
  Amandava Blyth, 1836 -- valid -- Avadavats
  Amandava amandava (Linnaeus, 1758) -- valid -- Red Avadavat
  Amaurornis Reichenbach, 1853 -- valid
  Amaurornis olivaceus (Meyen, 1834) -- invalid
  Amazilia Lesson, 1843 -- valid -- Amazilias
  Amazilia beryllina (Deppe, 1830) -- valid -- Berylline Hummingbird, Colibrí berilo
  Amazilia tzacatl (De la Llave, 1833) -- valid -- Colibrí cola rojiza, Rufous-tailed Hummingbird
  Amazilia violiceps (Gould, 1859) -- valid -- Colibrí corona violeta, Violet-crowned Hummingbird
  Amazilia yucatanensis (Cabot, 1845) -- valid -- Buff-bellied Hummingbird, Colibrí yucateco
  Amazona Lesson, 1830 -- valid -- Amazon Parrots
  Amazona ventralis (Statius Muller, 1776) -- valid -- Hispaniolan Amazon, Hispaniolan Parrot
  Amazona viridigenalis (Cassin, 1853) -- valid -- Loro tamaulipeco, Red-crowned Amazon, Red-crowned Parrot
  Amazona vittata (Boddaert, 1783) -- valid -- Puerto Rican Amazon, Puerto Rican Parrot
  Ambassis Cuvier In Cuvier and Valenciennes, 1828 -- valid -- common glassfishes, glassies, perchlets
  Ambassis buruensis Bleeker, 1856 -- valid -- east Indian glassfish, Melanesian glassfish
  Ambassis interruptus Bleeker, 1852 -- invalid -- longspine glassfish
  Ambassis miops Günther, 1872 -- valid -- lafa glassfish
  Ambloplites Rafinesque, 1820 -- valid -- rock basses
  Ambloplites ariommus Viosca, 1936 -- valid -- shadow bass
  Ambloplites cavifrons Cope, 1868 -- valid -- Roanoke bass
  Ambloplites constellatus Cashner and Suttkus, 1977 -- valid -- Ozark bass
  Ambloplites rupestris (Rafinesque, 1817) -- valid -- crapet de roche, rock bass
  Amblyopsidae Bonaparte, 1846 -- valid -- amblyopes, cave fishes, cavefishes, peces cavernícolas
  Amblyopsis DeKay, 1842 -- valid -- cavefishes
  Ameiurus Rafinesque, 1820 -- valid -- bullheads
  Ameiurus brunneus Jordan, 1877 -- valid -- snail bullhead
  Ameiurus catus (Linnaeus, 1758) -- valid -- white bullhead, white catfish
  Ameiurus melas (Rafinesque, 1820) -- valid -- bagre torito negro, black bullhead
  Ameiurus natalis (Lesueur, 1819) -- valid -- bagre torito amarillo, barbotte jaune, yellow bullhead
  Ameiurus nebulosus (Lesueur, 1819) -- valid -- barbotte brune, brown bullhead
  Ameiurus platycephalus (Girard, 1859) -- valid -- flat bullhead
  Ameiurus serracanthus (Yerger and Relyea, 1968) -- valid -- spotted bullhead
  Amia Linnaeus, 1766 -- valid -- bowfin
  Amia calva Linnaeus, 1766 -- valid -- bowfin, poisson-castor
  Amiidae -- valid -- amias, bowfin, bowfins, poissons-castors
  Ammocrypta Jordan, 1877 -- valid -- sand darters
  Ammocrypta beanii Jordan, 1877 -- valid -- naked sand darter
  Ammocrypta bifascia Williams, 1975 -- valid -- Florida sand darter
  Ammocrypta clara Jordan and Meek, 1885 -- valid -- western sand darter
  Ammocrypta meridiana Williams, 1975 -- invalid -- southern sand darter
  Ammocrypta vivax Hay, 1882 -- valid -- scaly sand darter
  Anas Linnaeus, 1758 -- valid -- Dabbling Ducks
  Anas acuta Linnaeus, 1758 -- valid -- canard pilet, Northern Pintail, Pato golondrino
  Anas americana Gmelin, 1789 -- valid -- American Wigeon, canard d'Amérique, Pato chalcuán
  Anas bahamensis Linnaeus, 1758 -- valid -- White-cheeked Pintail
  Anas clypeata Linnaeus, 1758 -- valid -- canard souchet, Northern Shoveler, Pato cucharón-norteño
  Anas crecca Linnaeus, 1758 -- valid -- Cerceta ala verde, Eurasian Teal, Green-winged Teal, sarcelle d'hiver
  Anas cyanoptera Vieillot, 1816 -- valid -- Cerceta canela, Cinnamon Teal, sarcelle cannelle
  Anas discors Linnaeus, 1766 -- valid -- Blue-winged Teal, Cerceta ala azul, sarcelle à ailes bleues
  Anas falcata Georgi, 1775 -- valid -- Falcated Duck, Falcated Teal
  Anas formosa Georgi, 1775 -- valid -- Baikal Teal
  Anas fulvigula Ridgway, 1874 -- valid -- Mottled Duck, Pato tejano
  Anas laysanensis Rothschild, 1892 -- valid -- Laysan Duck
  Anas oustaleti Salvadori, 1894 -- invalid -- Mariana Mallard, Marianas Mallard
  Anas penelope Linnaeus, 1758 -- valid -- canard siffleur, Eurasian Wigeon, Pato silbón
  Anas platyrhynchos Linnaeus, 1758 -- valid -- canard colvert, Mallard, Pato de collar
  Anas poecilorhyncha J. R. Forster, 1781 -- valid -- Indian Spot-billed Duck, Spot-billed Duck
  Anas querquedula Linnaeus, 1758 -- valid -- Cerceta ceja blanca, Garganey, sarcelle d'été
  Anas rubripes Brewster, 1902 -- valid -- American Black Duck, canard noir
  Anas strepera Linnaeus, 1758 -- valid -- canard chipeau, Gadwall, Pato friso
  Anas superciliosa Gmelin, 1789 -- valid -- Gray Duck, Pacific Black Duck
  Anatidae -- valid -- canards, cygnes, Ducks, Geese, oies, Swans
  Anchoa Jordan and Evermann, 1927 -- valid -- common anchovies
  Anchoa colonensis Hildebrand, 1943 -- valid -- anchoa rayita, Carribean anchovy, narrow-striped anchovy, narrowstriped anchovy
  Anchoa hepsetus (Linnaeus, 1758) -- valid -- anchoa legítima, broad-striped anchovy, manjúa listada, striped anchovy
  Anchoa mitchilli (Valenciennes in Cuvier and Valenciennes, 1848) -- valid -- anchoa de caleta, bay anchovy
  Anguilla Schrank, 1798 -- valid -- freshwater eels
  Anguilla bicolor McClelland, 1844 -- valid -- anguila de aleta corta, anguille à nageoire courte, Indonesian shortfin eel, level-finned eel, short-finned eel
  Anguilla marmorata Quoy and Gaimard, 1824 -- valid -- anguilla moteada gigante, giant mottled eel, grande anguille marbrée, marbled eel
  Anguilla megastoma Kaup, 1856 -- valid -- Polynesian longfinned eel
  Anguilla obscura Günther, 1872 -- valid -- Pacific shortfinned eel, Pacific shortfinned freshwater eel, shortfinned eel
  Anguilla rostrata (Lesueur, 1817) -- valid -- American eel, anguila, anguila americana, anguille d'Amérique
  Anguillidae -- valid -- anguilas de río, anguilles d'eau douce, freshwater eels
  Anhinga Brisson, 1760 -- valid -- Anhingas
  Anhinga anhinga (Linnaeus, 1766) -- valid -- Anhinga, Anhinga americana, Anhinga d'Amérique
  Anhingidae Reichenbach, 1849 -- valid -- Anhingas, Darters
  Anisotremus Gill, 1861 -- valid -- smallmouth grunts
  Anisotremus davidsonii (Steindachner, 1876) -- valid -- sargo, sargo rayado
  Anous Stephens, 1826 -- valid -- Noddys
  Anous minutus F. Boie, 1844 -- valid -- Black Noddy, Charrán-bobo negro, Noddi noir
  Anous stolidus (Linnaeus, 1758) -- valid -- Brown Noddy, Charrán-bobo café, Noddi brun
  Anser Brisson, 1760 -- valid -- Bean Geese
  Anser albifrons (Scopoli, 1769) -- valid -- Ganso careto-mayor, Greater White-fronted Goose, oie rieuse
  Anser brachyrhynchus Baillon, 1834 -- valid -- oie à bec court, Pink-footed Goose
  Anser erythropus (Linnaeus, 1758) -- valid -- Lesser White-fronted Goose
  Anser fabalis (Latham, 1787) -- valid -- Bean Goose, oie des moissons
  Anseriformes -- valid -- canards, cygnes, Ducks, Geese, oies, sauvagine, Screamers, Swans, Waterfowl
  Antennariidae -- valid -- anglerfishes, antennaires, frogfishes, ranisapos, sea mice
  Antennarius Daudin, 1816 -- valid -- frogfishes, warty frogfishes
  Antennarius biocellatus (Cuvier, 1817) -- valid -- brackish-water frogfish, fishing frog, toadfish
  Anthracothorax Boie, 1831 -- valid -- Mangos
  Anthracothorax dominicus (Linnaeus, 1766) -- valid -- Antillean Mango
  Anthracothorax viridis (Audebert & Vieillot, 1801) -- valid -- Green Mango
  Anthus Bechstein, 1805 -- valid -- Pipits
  Anthus cervinus (Pallas, 1811) -- valid -- Bisbita garganta roja, Red-throated Pipit
  Anthus gustavi Swinhoe, 1863 -- valid -- Pechora Pipit
  Anthus hodgsoni Richmond, 1907 -- valid -- Olive Tree-Pipit, Olive-backed Pipit
  Anthus rubescens (Tunstall, 1771) -- valid -- American Pipit, Bisbita de agua, Buff-bellied Pipit, pipit d'Amérique
  Anthus spragueii (Audubon, 1844) -- valid -- Bisbita llanera, Sprague's Pipit
  Anthus trivialis (Linnaeus, 1758) -- valid -- Brown Tree-Pipit, Tree Pipit
  Apeltes DeKay, 1842 -- valid -- fourspine sticklebacks
  Apeltes quadracus (Mitchill, 1815) -- valid -- bloody stickleback, épinoche à quatre épines, fourspine stickleback
  Aphelocoma Cabanis, 1851 -- valid -- Scrub Jays
  Aphelocoma californica (Vigors, 1839) -- valid -- Western Scrub Jay, Western Scrub-Jay
  Aphelocoma coerulescens (Bosc, 1795) -- valid -- Chara pecho rayado, Florida Scrub Jay, Florida Scrub-Jay, Scrub Jay
  Aphelocoma insularis Henshaw, 1886 -- valid -- Island Scrub Jay, Island Scrub-Jay
  Aphelocoma ultramarina (Bonaparte, 1825) -- valid -- Chara pecho gris, Gray-breasted Jay, Mexican Jay
  Aphredoderidae Bonaparte, 1846 -- valid -- percas pirata, perches-pirates, pirate perches
  Aphredoderiformes -- invalid -- cavefishes, pirate perches
  Aphredoderus Lesueur in Cuvier and Valenciennes, 1833 -- valid -- pirate perches
  Aphredoderus sayanus (Gilliams, 1824) -- valid -- pirate perch
  Aphriza Audubon, 1839 -- valid -- Surfbirds
  Aphriza virgata (Gmelin, 1789) -- valid -- Bécasseau du ressac, Playero roquero, Surfbird
  Aplodinotus Rafinesque, 1819 -- valid -- freshwater drums, river drums, thunderpumpers
  Aplodinotus grunniens Rafinesque, 1819 -- valid -- freshwater drum, malachigan, roncador de agua dulce
  Aplonis Gould, 1836 -- valid
  Aplonis atrifusca (Peale, 1848) -- valid -- Samoan Starling
  Aplonis corvina (Kittlitz, 1833) -- valid -- Kosrae Mountain Starling, Kosrae Starling
  Aplonis opaca (Kittlitz, 1833) -- valid -- Micronesian Starling
  Aplonis pelzelni Finsch, 1876 -- valid -- Pohnpei Starling, Pohnpie Mountain Starling
  Aplonis tabuensis (Gmelin, 1788) -- valid -- Polynesian Starling
  Apodidae -- valid -- Swifts
  Apodiformes -- valid -- Hummingbirds, Swifts
  Apogon Lacepède, 1801 -- valid -- cardinalfishes, common cardinalfishes
  Apogon hyalosoma Bleeker, 1852 -- valid -- river cardinalfish
  Apogon lateralis Valenciennes, 1832 -- valid -- robbermask cardinalfish
  Apogonidae -- valid -- apogonidés, cardenales, cardinalfishes, poissons-cardinaux
  Apus Scopoli, 1777 -- valid -- Common Swifts
  Apus apus (Linnaeus, 1758) -- valid -- Common Swift
  Apus pacificus (Latham, 1802) -- valid -- Fork-tailed Swift
  Aquila Brisson, 1760 -- valid -- Golden Eagles
  Aquila chrysaetos (Linnaeus, 1758) -- valid -- Águila real, Aigle royal, Golden Eagle
  Aramidae -- valid -- Limpkin, Limpkins
  Aramus Vieillot, 1816 -- valid -- Limpkins
  Aramus guarauna (Linnaeus, 1766) -- valid -- Carao, Limpkin
  Aratinga Spix, 1824 -- valid -- Parakeets
  Aratinga canicularis (Linnaeus, 1758) -- valid -- Orange-fronted Parakeet, Perico frente naranja
  Aratinga chloroptera (Souance, 1856) -- valid -- Hispaniolan Parakeet
  Aratinga pertinax (Linnaeus, 1758) -- valid -- Brown-throated Parakeet
  Archilochus Reichenbach, 1854 -- valid -- Ruby-throated Hummingbirds
  Archilochus alexandri (Bourcier & Mulsant, 1846) -- valid -- Black-chinned Hummingbird, Colibrí barba negra
  Archilochus colubris (Linnaeus, 1758) -- valid -- colibri à gorge rubis, Colibrí garganta rubí, Ruby-throated Hummingbird
  Archoplites Gill, 1861 -- valid -- Sacramento perches
  Archosargus Gill, 1865 -- valid -- sheepshead porgies
  Archosargus probatocephalus (Walbaum, 1792) -- valid -- sargo chopa, sheepshead
  Ardea Linnaeus, 1758 -- valid -- Great Herons
  Ardea alba Linnaeus, 1758 -- valid -- Grande Aigrette, Great Egret
  Ardea cinerea Linnaeus, 1758 -- valid -- Gray Heron, Grey Heron, Héron cendré
  Ardea herodias Linnaeus, 1758 -- valid -- Garza morena, Grand Héron, Great Blue Heron
  Ardeidae Leach, 1820 -- valid -- Bitterns, Egrets, Herons
  Ardeola F. Boie, 1822 -- valid
  Ardeola bacchus (Bonaparte, 1855) -- valid -- Chinese Pond Heron, Chinese Pond-Heron, Crabier chinois
  Arenaria Brisson, 1760 -- valid -- Turnstones
  Arenaria interpres (Linnaeus, 1758) -- valid -- Ruddy Turnstone, Tournepierre à collier, Vuelvepiedras rojizo
  Arenaria melanocephala (Vigors, 1829) -- valid -- Black Turnstone, Tournepierre noir, Vuelvepiedras negro
  Ariidae Bleeker, 1862 -- valid -- bagres marinos, fork-tailed catfishes, poissons-chats marins, sea catfishes
  Arius Valenciennes in Cuvier and Valenciennes, 1840 -- valid -- hardhead catfishes
  Arius felis (Linnaeus, 1766) -- invalid -- hardhead catfish
  Artamidae Vigors, 1825 -- valid -- Woodswallows
  Artamus Vieillot, 1816 -- valid -- Wood-Swallows
  Artamus leucorynchus (Linnaeus, 1771) -- invalid -- White-breasted Wood-Swallow, White-breasted Woodswallow
  Asio Brisson, 1760 -- valid -- Eared Owls
  Asio flammeus (Pontoppidan, 1763) -- valid -- Búho cuerno corto, hibou des marais, Short-eared Owl
  Asio otus (Linnaeus, 1758) -- valid -- Búho cara café, hibou moyen-duc, Long-eared Owl
  Astronotus Swainson, 1839 -- valid -- oscars
  Astronotus ocellatus (Agassiz in Spix and Agassiz, 1831) -- valid -- oscar
  Asturina Vieillot, 1816 -- invalid
  Asturina nitida (Latham, 1790) -- invalid -- Gray Hawk
  Astyanax Baird and Girard, 1854 -- valid -- astynaxes
  Astyanax mexicanus (De Filippi, 1853) -- valid -- Mexican tetra, sardinita mexicana
  Athene Boie, 1822 -- valid -- Burrowing Owls
  Athene cunicularia (Molina, 1782) -- valid -- Burrowing Owl, chevêche des terriers, Tecolote llanero
  Atherinidae -- valid -- athérines, Old World silversides, silversides, tinícalos
  Atheriniformes -- valid -- silversides
  Atractosteus Rafinesque, 1820 -- valid -- broadhead gars
  Atractosteus spatula (Lacepède, 1803) -- valid -- alligator gar, catán
  Atthis Reichenbach, 1854 -- valid -- Bumblebee Hummingbirds
  Atthis heloisa (Lesson & Delattre, 1839) -- valid -- Bumblebee Hummingbird, Zumbador mexicano
  Aulopiformes -- valid -- aulopiforms, salmons
  Auriparus S. F. Baird, 1864 -- valid
  Auriparus flaviceps (Sundevall, 1850) -- valid -- Baloncillo, Verdin
  Awaous Valenciennes in Cuvier and Valenciennes, 1837 -- valid -- river gobies
  Awaous banana (Valenciennes in Cuvier and Valenciennes, 1837) -- valid -- gobio de río, river goby, yellow river goby
  Awaous grammepomus (Bleeker, 1849) -- valid -- streaked river goby
  Awaous guamensis (Valenciennes in Cuvier and Valenciennes, 1837) -- valid -- Pacific river goby
  Awaous ocellaris (Broussonet, 1782) -- valid -- spotfin river goby
  Aythya F. Boie, 1822 -- valid -- Diving Ducks
  Aythya affinis (Eyton, 1838) -- valid -- Lesser Scaup, Pato boludo-menor, petit fuligule
  Aythya americana (Eyton, 1838) -- valid -- fuligule à tête rouge, Pato cabeza roja, Redhead
  Aythya collaris (Donovan, 1809) -- valid -- fuligule à collier, Pato pico anillado, Ring-necked Duck
  Aythya ferina (Linnaeus, 1758) -- valid -- Common Pochard
  Aythya fuligula (Linnaeus, 1758) -- valid -- fuligule morillon, Tufted Duck
  Aythya marila (Linnaeus, 1761) -- valid -- fuligule milouinan, Greater Scaup, Pato boludo-mayor
  Aythya valisineria (A. Wilson, 1814) -- valid -- Canvasback, fuligule à dos blanc, Pato coacoxtle
  Baeolophus Cabanis, 1850 -- valid -- Titmice
  Baeolophus bicolor (Linnaeus, 1766) -- valid -- Carbonero cresta negra, Tufted Titmouse
  Baeolophus griseus (Ridgway, 1882) -- invalid
  Baeolophus inornatus (Gambel, 1845) -- valid -- Carbonero sencillo, Oak Titmouse, Plain Titmouse
  Baeolophus wollweberi (Bonaparte, 1850) -- valid -- Bridled Titmouse, Carbonero embridado
  Bagre Cloquet, 1816 -- valid -- gafftopsail catfishes
  Bagre marinus (Mitchill, 1815) -- valid -- bagre, bagre bandera, gafftopsail catfish
  Bairdiella Gill, 1861 -- valid -- mademoiselle, striped croakers
  Bairdiella chrysoura (Lacepède, 1802) -- valid -- ronco amarillo, silver perch
  Bairdiella icistia (Jordan and Gilbert, 1882) -- valid -- bairdiella, corbineta, ronco roncacho
  Bairdiella ronchus (Cuvier in Cuvier and Valenciennes, 1830) -- valid -- corvina espinosa, ground croaker, ground drummer, peacock bass, ronco, ronco rayado
  Bartramia Lesson, 1831 -- valid -- Upland Sandpipers
  Bartramia longicauda (Bechstein, 1812) -- valid -- Maubèche des champs, Upland Sandpiper, Zarapito ganga
  Bathygobius Bleeker, 1878 -- valid -- frillfin gobies, mapos
  Bathygobius cocosensis (Bleeker, 1854) -- valid -- Cocos frillfin goby
  Bathygobius curacao (Metzelaar, 1919) -- valid -- gobio jaspeado, notchtongue goby
  Bathygobius fuscus (Rüppell, 1830) -- valid -- brown goby, dusky frillfin goby
  Bathygobius soporator (Valenciennes in Cuvier and Valenciennes, 1837) -- valid -- frillfin goby, gobio mapo, mapo aguado
  Belonesox Kner, 1860 -- valid -- pike killifishes
  Belonesox belizanus Kner, 1860 -- valid -- picudito, pike killifish, piketop minnow
  Belonidae -- valid -- agujones, aiguillettes, needlefishes
  Beloniformes -- valid -- aiguilles de mer, needlefishes, orphies
  Belontiidae Liem, 1963 -- invalid -- gouramies, gouramies, guramis, labyrinthfishes
  Betta Bleeker, 1850 -- valid -- bettas, fighting fishes
  Betta brederi Myers, 1935 -- invalid -- Java betta, Sumatra fighting fish
  Bombycilla Vieillot, 1808 -- valid -- Waxwings
  Bombycilla cedrorum Vieillot, 1808 -- valid -- Ampelis chinito, Cedar Waxwing, jaseur d'Amérique
  Bombycilla garrulus (Linnaeus, 1758) -- valid -- Bohemian Waxwing, jaseur boréal
  Bombycillidae Swainson, 1831 -- valid -- Waxwings
  Bonasa Stephens, 1819 -- valid -- Ruffed Grouse
  Bonasa umbellus (Linnaeus, 1766) -- valid -- gélinotte huppée, Ruffed Grouse
  Boreogadus Günther, 1862 -- valid -- Arctic cods
  Boreogadus saida (Lepechin, 1774) -- valid -- Arctic cod, polar cod, saida franc, saïda franc
  Botaurus Stephens, 1819 -- valid -- Brown Bitterns
  Botaurus lentiginosus (Rackett, 1813) -- valid -- American Bittern, Avetoro norteño, Butor d'Amérique
  Brachydanio Weber and de Beaufort, 1916 -- invalid -- slender danios
  Brachydanio rerio (Hamilton, 1822) -- invalid -- zebra danio
  Brachylagus Miller, 1900 -- valid -- pygmy rabbits
  Brachyramphus Brandt, 1837 -- valid -- Marbled Murrelets
  Brachyramphus brevirostris (Vigors, 1829) -- valid -- Guillemot de Kittlitz, Kittlitz's Murrelet
  Brachyramphus marmoratus (Gmelin, 1789) -- valid -- Guillemot marbré, Marbled Murrelet, Marbled Murrelet
  Brachyramphus perdix (Pallas, 1811) -- valid -- Guillemot à long bec, Long-billed Murrelet
  Branta Scopoli, 1769 -- valid -- Brent Geese
  Branta bernicla (Linnaeus, 1758) -- valid -- bernache cravant, Brant, Brant Goose, Brent Goose, Ganso de collar
  Branta canadensis (Linnaeus, 1758) -- valid -- bernache du Canada, Canada Goose, Ganso canadiense
  Branta leucopsis (Bechstein, 1803) -- valid -- Barnacle Goose, bernache nonnette
  Branta sandvicensis (Vigors, 1834) -- valid -- Hawaiian Goose, Nene
  Brevoortia Gill, 1861 -- valid -- menhadens
  Brevoortia gunteri Hildebrand, 1948 -- valid -- finescale menhaden, sardina escamitas
  Brevoortia patronus Goode, 1878 -- valid -- Gulf menhaden, largescale menhaden, sardina lacha
  Brevoortia smithi Hildebrand, 1941 -- valid -- yellowfin menhaden
  Brevoortia tyrannus (Latrobe, 1802) -- valid -- alose tyran, Atlantic menhaden, bugfish, bunker, fatback, menhaden, mossbunker
  Brotogeris Vigors, 1825 -- valid -- Canary-winged Parakeets
  Brotogeris versicolurus (Statius Muller, 1776) -- valid -- Canary-winged Parakeet, White-winged Parakeet
  Bubo Dumeril, 1805 -- valid -- Horned Owls
  Bubo virginianus (Gmelin, 1788) -- valid -- Búho cornudo, grand-duc d'Amérique, Great Horned Owl
  Bubulcus Bonaparte, 1855 -- valid -- Cattle Egrets
  Bubulcus ibis (Linnaeus, 1758) -- valid -- Cattle Egret, Garza ganadera, Héron garde-boeufs, Western Cattle Egret
  Bucephala S. F. Baird, 1858 -- valid -- Goldeneyes
  Bucephala albeola (Linnaeus, 1758) -- valid -- Bufflehead, Pato monja, petit garrot
  Bucephala clangula (Linnaeus, 1758) -- valid -- Common Goldeneye, garrot à oeil d'or, Pato chillón
  Bucephala islandica (Gmelin, 1789) -- valid -- Barrow's Goldeneye, garrot d'Islande
  Bulweria Bonaparte, 1843 -- valid -- Bulwer's Petrels
  Bulweria bulwerii (Jardine & Selby, 1828) -- valid -- Bulwer's Petrel, Pétrel de Bulwer
  Bulweria fallax Jouanin, 1955 -- valid -- Jouanin's Petrel, Pétrel de Jouanin
  Burhinidae Mathews, 1912 -- valid -- Stone-curlews, Thick-knees
  Burhinus Illiger, 1811 -- valid -- Thick-knees
  Burhinus bistriatus (Wagler, 1829) -- valid -- Alcaraván americano, Double-striped Thick-knee, Oedicnème bistrié
  Buteo Lacepede, 1799 -- valid -- Buteonine Hawks
  Buteo albicaudatus Vieillot, 1816 -- valid -- Aguililla cola blanca, Buse à queue blanche, White-tailed Hawk
  Buteo albonotatus Kaup, 1847 -- valid -- Aguililla aura, Buse à queue barrée, Zone-tailed Hawk
  Buteo brachyurus Vieillot, 1816 -- valid -- Aguililla cola corta, Buse à queue courte, Short-tailed Hawk
  Buteo jamaicensis (Gmelin, 1788) -- valid -- Aguililla cola roja, Buse à queue rousse, Red-tailed Hawk
  Buteo lagopus (Pontoppidan, 1763) -- valid -- Aguililla ártica, Buse pattue, Rough-legged Buzzard, Rough-legged Hawk, Roughleg
  Buteo lineatus (Gmelin, 1788) -- valid -- Aguililla pecho rojo, Buse à épaulettes, Red-shouldered Hawk
  Buteo magnirostris (Gmelin, 1788) -- invalid -- Buse à gros bec, Roadside Hawk
  Buteo platypterus (Vieillot, 1823) -- valid -- Aguililla ala ancha, Broad-winged Hawk, Petite Buse
  Buteo regalis (G. R. Gray, 1844) -- valid -- Aguililla real, Buse rouilleuse, Ferruginous Hawk
  Buteo solitarius Peale, 1848 -- valid -- Buse d'Hawaï, Hawaiian Hawk, Lo
  Buteo swainsoni Bonaparte, 1838 -- valid -- Aguililla de Swainson, Buse de Swainson, Swainson's Hawk
  Buteogallus Lesson, 1830 -- valid -- Black-Hawks
  Buteogallus anthracinus (Deppe, 1830) -- valid -- Aguililla-negra menor, Buse noire, Common Black Hawk, Common Black-Hawk
  Butis Bleeker, 1856 -- valid -- flathead gudgeons
  Butis amboinensis (Bleeker, 1853) -- valid -- Ambon gudgeon
  Butorides Blyth, 1852 -- valid -- Green-backed Herons
  Butorides striatus (Linnaeus, 1758) -- invalid -- Green-backed Heron
  Butorides virescens (Linnaeus, 1758) -- valid -- Garceta verde, Green Heron, Héron vert
  Cacatua Vieillot, 1817 -- valid -- Cockatoos
  Cacatua galerita (Latham, 1790) -- valid -- Sulphur-crested Cockatoo
  Cacomantis S. Muller, 1843 -- valid
  Cacomantis variolosus (Vigors & Horsfield, 1827) -- valid -- Brush Cuckoo
  Calidris Merrem, 1804 -- valid -- Stints
  Calidris acuminata (Horsfield, 1821) -- valid -- Bécasseau à queue pointue, Sharp-tailed Sandpiper
  Calidris alba (Pallas, 1764) -- valid -- Bécasseau sanderling, Playero blanco, Sanderling
  Calidris alpina (Linnaeus, 1758) -- valid -- Bécasseau variable, Dunlin, Playero dorso rojo
  Calidris bairdii (Coues, 1861) -- valid -- Baird's Sandpiper, Bécasseau de Baird, Playero de Baird
  Calidris canutus (Linnaeus, 1758) -- valid -- Bécasseau maubèche, Playero canuto, Red Knot
  Calidris ferruginea (Pontoppidan, 1763) -- valid -- Bécasseau cocorli, Curlew Sandpiper
  Calidris fuscicollis (Vieillot, 1819) -- valid -- Bécasseau à croupion blanc, Playero rabadilla blanca, White-rumped Sandpiper
  Calidris himantopus (Bonaparte, 1826) -- valid -- Bécasseau à échasses, Playero zancón, Stilt Sandpiper
  Calidris maritima (Brunnich, 1764) -- valid -- Bécasseau violet, Purple Sandpiper
  Calidris mauri (Cabanis, 1857) -- valid -- Bécasseau d'Alaska, Playero occidental, Western Sandpiper
  Calidris melanotos (Vieillot, 1819) -- valid -- Bécasseau à poitrine cendrée, Pectoral Sandpiper, Playero pectoral
  Calidris minuta (Leisler, 1812) -- valid -- Bécasseau minute, Little Stint
  Calidris minutilla (Vieillot, 1819) -- valid -- Bécasseau minuscule, Least Sandpiper, Playero chichicuilote
  Calidris ptilocnemis (Coues, 1873) -- valid -- Bécasseau des Aléoutiennes, Rock Sandpiper
  Calidris pusilla (Linnaeus, 1766) -- valid -- Bécasseau semipalmé, Playero semipalmeado, Semipalmated Sandpiper
  Calidris ruficollis (Pallas, 1776) -- valid -- Bécasseau à col roux, Red-necked Stint
  Calidris subminuta (Middendorff, 1853) -- valid -- Bécasseau à longs doigts, Long-toed Stint
  Calidris temminckii (Leisler, 1812) -- valid -- Bécasseau de Temminck, Temminck's Stint
  Calidris tenuirostris (Horsfield, 1821) -- valid -- Bécasseau de l'Anadyr, Great Knot
  Callichthyidae Bonaparte, 1838 -- valid -- armored catfishes, callichthyid armored catfishes, coridoras, mailed catfishes, plated catfishes, poissons-chats cuirassés
  Callipepla Wagler, 1832 -- valid -- Crested Quails
  Callipepla californica (Shaw, 1798) -- valid -- California Quail, Californian Quail, Codorniz californiana
  Callipepla gambelii (Gambel, 1843) -- valid -- Codorniz chiquiri, Gambel's Quail
  Callipepla squamata (Vigors, 1830) -- valid -- Codorniz escamosa, Scaled Quail
  Calliphlox Boie, 1831 -- valid -- Woodstars
  Calliphlox evelynae (Bourcier, 1847) -- valid -- Bahama Woodstar, Bahaman Woodstar
  Caloenas G. R. Gray, 1840 -- valid -- Nicobar Pigeons
  Caloenas nicobarica (Linnaeus, 1758) -- valid -- Nicobar Pigeon
  Calonectris Mathews & Iredale, 1915 -- valid
  Calonectris diomedea (Scopoli, 1769) -- valid -- Cory's Shearwater, Pardela de Cory, Puffin cendré, puffin cendrée
  Calonectris leucomelas (Temminck, 1836) -- valid -- Puffin leucomèle, Streaked Shearwater
  Calothorax G. R. Gray, 1840 -- valid -- Lucifer Hummingbirds
  Calothorax lucifer (Swainson, 1827) -- valid -- Colibrí lucifer, Lucifer Hummingbird, Lucifer Sheartail
  Calypte Gould, 1856 -- valid -- Capped Hummingbirds
  Calypte anna (Lesson, 1829) -- valid -- Anna's Hummingbird, Colibrí cabeza roja
  Calypte costae (Bourcier, 1839) -- valid -- Colibrí cabeza violeta, Costa's Hummingbird
  Campephagidae Vigors, 1825 -- valid -- Cuckoo-Shrikes, Cuckooshrikes
  Campephilus G. R. Gray, 1840 -- valid -- Ivory-billed Woodpeckers
  Campephilus principalis (Linnaeus, 1758) -- valid -- Ivory-billed Woodpecker
  Campostoma Agassiz, 1855 -- valid -- stonerollers
  Campostoma anomalum (Rafinesque, 1820) -- valid -- central stoneroller, rodapiedras del centro
  Campostoma oligolepis Hubbs and Greene, 1935 -- valid -- largescale stoneroller
  Campostoma pauciradii Burr and Cashner, 1983 -- valid -- bluefin stoneroller
  Camptorhynchus Bonaparte, 1838 -- valid -- Labrador Ducks
  Camptorhynchus labradorius (Gmelin, 1789) -- valid -- eider du Labrador, Labrador Duck
  Camptostoma P. L. Sclater, 1857 -- valid -- Beardless-Tyrannulets
  Camptostoma imberbe P. L. Sclater, 1857 -- valid -- Mosquero lampiño, Northern Beardless Tyrannulet, Northern Beardless-Tyrannulet
  Campylorhynchus Spix, 1824 -- valid -- Cactus Wrens
  Campylorhynchus brunneicapillus (Lafresnaye, 1835) -- valid -- Cactus Wren
  Caprimulgidae -- valid -- Nightjars
  Caprimulgus Linnaeus, 1758 -- valid -- Nightjars
  Caprimulgus carolinensis Gmelin, 1789 -- valid -- Chuck-will's-widow, engoulevent de Caroline, Tapacamino de Carolina
  Caprimulgus indicus Latham, 1790 -- valid -- Gray Nightjar, Grey Nightjar, Jungle Nightjar
  Caprimulgus noctitherus (Wetmore, 1919) -- valid -- Puerto Rican Nightjar, Puerto Rican Whip-poor-will
  Caprimulgus ridgwayi (Nelson, 1897) -- valid -- Buff-collared Nightjar, Tapacamino tu-cuchillo
  Caprimulgus vociferus A. Wilson, 1812 -- valid -- engoulevent bois-pourri, Tapacamino cuerporruín-norteño, Whip-poor-will
  Caracara Merrem, 1826 -- valid -- Caracaras, Crested Caracaras
  Caracara plancus (J. F. Miller, 1777) -- valid -- Caracara quebrantahuesos, Crested Caracara, Southern Caracara, Southern Crested Caracara
  Carangoides Bleeker, 1851 -- valid -- island jacks
  Carangoides orthogrammus (Jordan and Gilbert, 1882) -- valid -- island jack
  Caranx Lacepède, 1801 -- valid -- bigeye jacks, cavallas, crevallies
  Caranx hippos (Linnaeus, 1766) -- valid -- crevalle jack, jiguagua, jurel común
  Caranx latus Agassiz in Spix and Agassiz, 1831 -- valid -- gallego, horse-eye jack, jurel blanco
  Caranx melampygus Cuvier in Cuvier and Valenciennes, 1833 -- valid -- black ulua, bluefin trevally, jurel aleta azul
  Caranx sexfasciatus Quoy and Gaimard, 1825 -- valid -- bigeye trevally, great trevally, jurel voraz
  Carassius Nilsson, 1832 -- valid -- Crucian carps
  Carassius auratus (Linnaeus, 1758) -- valid -- carassin, carpa dorada, goldfish
  Carpiodes Rafinesque, 1820 -- valid -- carpsuckers, quillbacks
  Carpiodes carpio (Rafinesque, 1820) -- valid -- matalote chato, river carpsucker
  Carpiodes cyprinus (Lesueur, 1817) -- valid -- couette, quillback, quillback carpsucker
  Carpiodes velifer (Rafinesque, 1820) -- valid -- highfin carpsucker
  Catharacta Brünnich, 1764 -- invalid -- Skuas
  Cathartes Illiger, 1811 -- valid -- Turkey Vultures
  Cathartes aura (Linnaeus, 1758) -- valid -- Turkey Vulture, Urubu à tête rouge, Zopilote aura
  Catharus Bonaparte, 1850 -- valid
  Catharus bicknelli (Ridgway, 1882) -- valid -- Bicknell's Thrush
  Catharus fuscescens (Stephens, 1817) -- valid -- grive fauve, Veery, Zorzal rojizo
  Catharus guttatus (Pallas, 1811) -- valid -- grive solitaire, Hermit Thrush, Zorzal cola rufa
  Catharus minimus (Lafresnaye, 1848) -- valid -- Gray-cheeked Thrush, Grey-cheeked Thrush, grive à joues grises, Zorzal cara gris
  Catharus ustulatus (Nuttall, 1840) -- valid -- grive à dos olive, Swainson's Thrush, Zorzal de Swainson
  Catherpes S. F. Baird, 1858 -- valid -- Canyon Wren
  Catherpes mexicanus (Swainson, 1829) -- valid -- Canyon Wren, Chivirín barranqueño
  Catoptrophorus Bonaparte, 1827 -- invalid -- Willets
  Catoptrophorus semipalmatus (Gmelin, 1789) -- invalid -- chevalier semipalmé, Willet, Willet
  Catostomidae -- valid -- catostomes, matalotes, suckers
  Catostomus Lesueur, 1817 -- valid -- common suckers
  Catostomus ardens Jordan and Gilbert, 1881 -- valid -- Utah sucker
  Catostomus bernardini Girard, 1856 -- valid -- matalote yaqui, Yaqui sucker
  Catostomus clarkii Baird and Girard, 1854 -- valid -- desert sucker, matalote del desierto
  Catostomus columbianus (Eigenmann and Eigenmann, 1893) -- valid -- bridgelip sucker
  Catostomus commersonii (Lacepède, 1803) -- valid -- meunier noir, white sucker
  Catostomus fumeiventris Miller, 1973 -- valid -- Owens sucker
  Catostomus macrocheilus Girard, 1856 -- valid -- largescale sucker
  Catostomus occidentalis Ayres, 1854 -- valid -- Sacramento sucker
  Catostomus platyrhynchus (Cope, 1874) -- valid -- mountain sucker
  Catostomus plebeius Baird and Girard, 1854 -- valid -- matalote del Bravo, Rio Grande sucker
  Catostomus rimiculus Gilbert and Snyder in Gilbert, 1898 -- valid -- Klamath smallscale sucker
  Catostomus tahoensis Gill and Jordan in Jordan, 1878 -- valid -- Tahoe sucker
  Centrarchidae -- valid -- achigans et crapets, lobinas, sunfishes
  Centrarchus Cuvier, 1829 -- valid -- fliers
  Centrocercus Swainson, 1832 -- valid -- Sage Grouse
  Centrocercus urophasianus (Bonaparte, 1827) -- valid -- Greater Sage Grouse, Greater Sage-Grouse, Sage Grouse
  Centropomidae -- valid -- centropomes, robalos, snooks
  Centropomus Lacepède, 1802 -- valid -- robalos, snooks
  Centropomus ensiferus Poey, 1860 -- valid -- robalo de espolón, róbalo espinoso, swordspine snook
  Centropomus mexicanus Bocourt, 1868 -- valid -- Contantino snook, largescale fat snook, robalo gordo
  Centropomus parallelus Poey, 1860 -- valid -- chucumite, fat snook, robalito, smallscale fat snook
  Centropomus pectinatus Poey, 1860 -- valid -- constantino, róbalo prieto, tarpon snook
  Centropomus undecimalis (Bloch, 1792) -- valid -- common snook, robalo blanco, róbalo común, snook
  Cepphus Pallas, 1769 -- valid -- Guillemots
  Cepphus columba Pallas, 1811 -- valid -- Arao pichón, Guillemot colombin, Pigeon Guillemot
  Cepphus grylle (Linnaeus, 1758) -- valid -- Black Guillemot, Guillemot à miroir
  Cerorhinca Bonaparte, 1828 -- valid -- Rhinoceros Auklets
  Cerorhinca monocerata (Pallas, 1811) -- valid -- Alca rinoceronte, Macareux rhinocéros, Rhinoceros Auklet
  Certhia Linnaeus, 1758 -- valid -- Creepers
  Certhia americana Bonaparte, 1838 -- valid -- Brown Creeper, grimpereau brun, Trepador americano
  Certhiidae Leach, 1820 -- valid -- Creepers, grimpereaux
  Ceryle Boie, 1828 -- valid
  Ceryle alcyon (Linnaeus, 1758) -- invalid -- Belted Kingfisher, martin-pêcheur d'Amérique, Martín-pescador norteño
  Ceryle torquata (Linnaeus, 1766) -- invalid -- Martín-pescador de collar, Ringed Kingfisher
  Cetengraulis Günther, 1868 -- valid -- anchovetas
  Cetengraulis edentulus (Cuvier, 1829) -- valid -- anchoveta rabo amarillo, Atlantic anchoveta, bocon, bocón
  Cettia Bonaparte, 1834 -- valid -- Bush-Warblers
  Cettia annae (Hartlaub & Finsch, 1868) -- invalid -- Palau Bush Warbler
  Cettia diphone (Kittlitz, 1830) -- invalid -- Japanese Bush Warbler, Japanese Bush-Warbler
  Chaenobryttus Gill, 1864 -- invalid -- warmouths
  Chaenobryttus gulosus (Cuvier in Cuvier and Valenciennes, 1829) -- invalid -- warmouth
  Chaetodipterus Lacepède, 1802 -- valid -- spadefishes
  Chaetodipterus faber (Broussonet, 1782) -- valid -- Atlantic spadefish, chabela, paguala
  Chaetoptila G. R. Gray, 1869 -- valid -- Kioeas, Kioeas
  Chaetoptila angustipluma (Peale, 1848) -- valid -- Kioea, Kioea
  Chaetura Stephens, 1826 -- valid -- Stiff-tailed Swifts
  Chaetura brachyura (Jardine, 1846) -- valid -- Short-tailed Swift
  Chaetura pelagica (Linnaeus, 1758) -- valid -- Chimney Swift, martinet ramoneur, Vencejo de chimenea
  Chaetura vauxi (J. K. Townsend, 1839) -- valid -- Vaux's Swift, Vencejo de Vaux
  Chamaea Gambel, 1847 -- valid -- Wrentits
  Chamaea fasciata (Gambel, 1845) -- valid -- Camea, Wrentit
  Chandidae -- valid -- Asiatic glassfishes
  Chanidae -- valid -- chanos, milkfishes, sabalotes
  Channa Scopoli, 1777 -- valid -- Asian snakeheads
  Channa striata (Bloch, 1793) -- valid -- Chevron snakehead, striped snakehead
  Channidae -- valid -- cabezas de serpiente, snakeheads, têtes-de-serpent
  Chanos Lacepède, 1803 -- valid -- milkfishes
  Chanos chanos (Forsskål, 1775) -- valid -- milkfish, sabalote
  Characidae -- valid -- American characins, carácidos, characins, characins, charicidés, tetras, tétras
  Characiformes -- valid -- leporins, piranhas, piranhas
  Charadriidae Leach, 1820 -- valid -- Plovers
  Charadrius Linnaeus, 1758 -- valid -- Ringed Plovers
  Charadrius alexandrinus Linnaeus, 1758 -- valid -- Chorlo nevado, Kentish Plover, Snowy Plover
  Charadrius dubius Scopoli, 1786 -- valid -- Little Ringed Plover, Pluvier petit-gravelot
  Charadrius hiaticula Linnaeus, 1758 -- valid -- Common Ringed Plover, Pluvier grand-gravelot
  Charadrius leschenaultii Lesson, 1826 -- valid -- Greater Sand Plover, Greater Sand-Plover, Pluvier de Leschenault
  Charadrius melodus Ord, 1824 -- valid -- Chorlo chiflador, Piping Plover, Pluvier siffleur
  Charadrius mongolus Pallas, 1776 -- valid -- Lesser Sand Plover, Lesser Sand-Plover, Mongolian Plover, Pluvier de Mongolie
  Charadrius montanus J. K. Townsend, 1837 -- valid -- Chorlo llanero, Mountain Plover, Pluvier montagnard
  Charadrius morinellus Linnaeus, 1758 -- valid -- Eurasian Dotterel, Pluvier guignard
  Charadrius semipalmatus Bonaparte, 1825 -- valid -- Chorlo semipalmeado, pluvier à semipalmé, Pluvier semipalmé, Semipalmated Plover
  Charadrius veredus Gould, 1848 -- valid -- Oriental Plover
  Charadrius vociferus Linnaeus, 1758 -- valid -- Chorlo tildío, Killdeer, Pluvier kildir
  Charadrius wilsonia Ord, 1814 -- valid -- Chorlo pico grueso, Pluvier de Wilson, Wilson's Plover
  Chasiempis Cabanis, 1847 -- valid -- 'Elepaios
  Chasiempis sandwichensis (Gmelin, 1789) -- valid -- 'Elepaio, Elepaio
  Chasmistes Jordan, 1878 -- valid -- shortnose suckers
  Chasmistes muriei Miller and Smith, 1981 -- valid -- Snake River sucker
  Chen Boie, 1822 -- valid -- Snow Geese
  Chen caerulescens (Linnaeus, 1758) -- valid -- Blue Goose, Ganso blanco, oie des neiges, Snow Goose
  Chen canagica (Sevastianov, 1802) -- valid -- Emperor Goose
  Chen rossii (Cassin, 1861) -- valid -- Ganso de Ross, oie de Ross, Ross' Goose, Ross's Goose
  Chirocentrodon Günther, 1868 -- valid -- dogtooth herrings
  Chirocentrodon bleekerianus (Poey, 1867) -- valid -- anchoa pelada, dogtooth herring
  Chlidonias Rafinesque, 1822 -- valid -- Black Terns
  Chlidonias hybridus (Pallas, 1811) -- invalid
  Chlidonias leucopterus (Temminck, 1815) -- valid -- Guifette leucoptère, White-winged Tern
  Chlidonias niger (Linnaeus, 1758) -- valid -- Black Tern, Charrán negro, Guifette noire
  Chloroceryle Kaup, 1848 -- valid -- Green Kingfishers
  Chloroceryle americana (Gmelin, 1788) -- valid -- Green Kingfisher, Martín-pescador verde
  Chlorostilbon Gould, 1853 -- valid -- Emeralds
  Chlorostilbon maugaeus (Audebert & Vieillot, 1801) -- valid -- Puerto Rican Emerald
  Chologaster Agassiz, 1853 -- valid -- swampfishes
  Chologaster cornuta Agassiz, 1853 -- valid -- swampfish
  Chondrohierax Lesson, 1843 -- valid -- Hook-billed Kites
  Chondrohierax uncinatus (Temminck, 1822) -- valid -- Gavilán pico gancho, Hook-billed Kite, Milan bec-en-croc
  Chordeiles Swainson, 1832 -- valid -- Nighthawks
  Chordeiles acutipennis (Hermann, 1783) -- valid -- Chotacabras menor, Lesser Nighthawk
  Chordeiles gundlachii Lawrence, 1857 -- valid -- Antillean Nighthawk
  Chordeiles minor (J. R. Forster, 1771) -- valid -- Chotacabras zumbón, Common Nighthawk, engoulevent d'Amérique
  Ciccaba Wagler, 1832 -- valid
  Ciccaba virgata (Cassin, 1849) -- valid -- Búho café
  Cichla Bloch and Schneider, 1801 -- valid -- eyetail cichlids
  Cichla ocellaris Bloch and Schneider, 1801 -- valid -- butterfly peacock bass, peacock cichlid
  Cichla temensis Humboldt in Humboldt and Valenciennes, 1821 -- valid -- speckled pavon
  Cichlasoma Swainson, 1839 -- valid -- American cichlids
  Cichlasoma bimaculatum (Linnaeus, 1758) -- valid -- black acara, twospotted cichlid
  Cichlasoma citrinellum (Günther, 1864) -- invalid -- midas cichlid
  Cichlasoma cyanoguttatum (Baird and Girard, 1854) -- invalid -- mojarra del norte, Rio Grande cichlid, Rio Grande perch
  Cichlasoma managuense (Günther, 1867) -- invalid -- jaguar guapote, Managua cichlid, mojarra de Managua
  Cichlasoma meeki (Brind, 1918) -- invalid -- firemouth cichlid, mojarra boca de fuego
  Cichlasoma nigrofasciatum (Günther, 1867) -- invalid -- convict cichlid, mojarra convicto, zebra cichlid
  Cichlasoma octofasciatum (Regan, 1903) -- invalid -- eightbanded cichlid, Jack Dempsey, mojarra castarrica
  Cichlasoma salvini (Günther, 1862) -- valid -- guapote tricolor, Salvin's cichlid, yellowbelly cichlid
  Cichlasoma spilurum (Günther, 1862) -- invalid -- blue-eye cichla, blue-eye cichlid, mojarra yucateca
  Cichlasoma urophthalmus (Günther, 1862) -- invalid -- Mayan cichlid, mojarra del sureste
  Cichlidae -- valid -- cichlidés, cichlids, tilapias y mojarras de agua dulce
  Ciconiidae Sundevall, 1836 -- valid -- Storks
  Ciconiiformes -- valid -- cigognes, Storks
  Cinclidae Sundevall, 1836 -- valid -- Dippers
  Cinclus Borkhausen, 1797 -- valid -- Dippers
  Cinclus mexicanus Swainson, 1827 -- valid -- American Dipper, Mirlo-acuático norteamericano
  Circus Lacepede, 1799 -- valid -- Harriers
  Circus cyaneus (Linnaeus, 1766) -- valid -- Busard Saint-Martin, Gavilán rastrero, Northern Harrier
  Circus spilonotus Kaup, 1847 -- valid -- Eastern Marsh Harrier
  Cistothorus Cabanis, 1850 -- valid -- Marsh Wrens
  Cistothorus palustris (A. Wilson, 1810) -- valid -- Chivirín pantanero, Marsh Wren, troglodyte des marais
  Cistothorus platensis (Latham, 1790) -- valid -- Chivirín sabanero, Sedge Wren, troglodyte à bec court
  Clamator Kaup, 1829 -- valid -- Chestnut-winged Cuckoos
  Clamator coromandus (Linnaeus, 1766) -- valid -- Chestnut-winged Cuckoo
  Clangula Leach, 1819 -- valid -- Oldsquaws
  Clangula hyemalis (Linnaeus, 1758) -- valid -- harelde kakawi, Long-tailed Duck, Oldsquaw, Pato cola larga
  Clarias Scopoli, 1777 -- valid -- walking catfishes
  Clarias batrachus (Linnaeus, 1758) -- valid -- clarias catfish, walking catfish
  Clarias fuscus (Lacepède, 1803) -- valid -- whitespotted clarias, whitespotted freshwater catfish
  Clarias macrocephalus Günther, 1864 -- valid -- Nigerian clarias
  Clariidae Bonaparte, 1846 -- valid -- airbreathing catfishes, bagres laberintos, labyrinth catfishes, poissons-chats à labyrinths
  Cleptornis Oustalet, 1889 -- valid -- Golden Honeyeaters
  Cleptornis marchei (Oustalet, 1889) -- valid -- Golden Honeyeater, Golden White-eye
  Clevelandia Eigenmann and Eigenmann, 1888 -- valid -- arrow gobies
  Clevelandia ios (Jordan and Gilbert, 1882) -- valid -- arrow goby, gobio flecha
  Clinocottus Gill, 1861 -- valid -- sharpnose sculpins
  Clinostomus Girard, 1856 -- valid -- redside daces
  Clinostomus elongatus (Kirtland, 1840) -- valid -- redside dace
  Clinostomus funduloides Girard, 1856 -- valid -- rosyside dace
  Clupeidae -- valid -- aloses, harengs, herrings, menhadens, pilchards, sardinas, sardines, sardines, shads, sprats, sprats
  Clupeiformes -- valid -- anchois, anchovies, harengs, herrings
  Clytorhynchus Elliot, 1870 -- valid -- Shrikebills
  Clytorhynchus vitiensis (Hartlaub, 1866) -- valid -- Fiji Shrikebill
  Cobitidae -- valid -- loaches, lochas, loches
  Coccyzus Vieillot, 1816 -- valid -- Spotted-tailed Cuckoos
  Coccyzus americanus (Linnaeus, 1758) -- valid -- coulicou à bec jaune, Cuclillo pico amarillo, Yellow-billed Cuckoo
  Coccyzus erythropthalmus (A. Wilson, 1811) -- valid -- Black-billed Cuckoo, coulicou à bec noir, Cuclillo pico negro
  Coccyzus minor (Gmelin, 1788) -- valid -- Cuclillo manglero, Mangrove Cuckoo
  Colaptes Swainson, 1825 -- valid -- Flickers
  Colaptes auratus (Linnaeus, 1758) -- valid -- Carpintero de pechera, Northern Flicker, pic flamboyant
  Colaptes chrysoides (Malherbe, 1852) -- valid -- Gilded Flicker
  Colibri Spix, 1824 -- valid -- Violet-ears
  Colibri thalassinus (Swainson, 1827) -- valid -- Colibrí oreja violeta, Green Violet-ear, Green Violetear
  Colinus Goldfuss, 1820 -- valid -- Bobwhites
  Colinus virginianus (Linnaeus, 1758) -- valid -- Codorniz cotuí, colin de Virginie, Northern Bobwhite
  Colluricincla Vigors & Horsfield, 1827 -- valid
  Colluricincla tenebrosa (Hartlaub & Finsch, 1868) -- invalid -- Morningbird, Palau Morning Bird
  Columba Linnaeus, 1758 -- valid -- Pigeons
  Columba fasciata Say, 1823 -- invalid -- Band-tailed Pigeon, Paloma de collar
  Columba flavirostris Wagler, 1831 -- invalid -- Paloma morada, Red-billed Pigeon
  Columba inornata Vigors, 1827 -- invalid -- Plain Pigeon
  Columba leucocephala Linnaeus, 1758 -- invalid -- Paloma corona blanca, White-crowned Pigeon
  Columba livia Gmelin, 1789 -- valid -- Common Pigeon, Paloma doméstica, pigeon biset, Rock Dove, Rock Pigeon
  Columba squamosa Bonnaterre, 1792 -- invalid -- Scaly-naped Pigeon
  Columbidae -- valid -- colombes, Doves, pigeons
  Columbiformes -- valid -- colombes, Doves, pigeons, Pigeons
  Columbina Spix, 1825 -- valid -- Ground-Doves
  Columbina inca (Lesson, 1847) -- valid -- Inca Dove, Tórtola cola larga
  Columbina passerina (Linnaeus, 1758) -- valid -- Common Ground Dove, Common Ground-Dove, Tórtola coquita
  Columbina talpacoti (Temminck, 1810) -- valid -- Ruddy Ground Dove, Ruddy Ground-Dove, Tórtola rojiza
  Contopus Cabanis, 1855 -- valid -- Pewees
  Contopus cooperi (Nuttall, 1831) -- valid -- moucherolle à côtés olive, Olive-sided Flycatcher
  Contopus hispaniolensis (H. Bryant, 1867) -- valid -- Hispaniolan Pewee
  Contopus latirostris (J. Verreaux, 1866) -- valid -- Lesser Antillean Pewee
  Contopus pertinax Cabanis & Heine, 1859 -- valid -- Greater Pewee, Pibí tengofrío
  Contopus sordidulus P. L. Sclater, 1859 -- valid -- Pibí occidental, Western Wood Pewee, Western Wood-Pewee
  Contopus virens (Linnaeus, 1766) -- valid -- Eastern Wood Pewee, Eastern Wood-Pewee, Pibí oriental, pioui de l'est
  Conuropsis Salvadori, 1891 -- valid -- Carolina Parakeets
  Conuropsis carolinensis (Linnaeus, 1758) -- valid -- Carolina Parakeet
  Copsychus Wagler, 1827 -- valid -- Shamas
  Copsychus malabaricus (Scopoli, 1786) -- valid -- White-rumped Shama
  Coraciidae -- valid -- Rollers
  Coraciiformes -- valid -- Kingfishers, martins-pêcheurs, Rollers
  Coracina Vieillot, 1816 -- valid -- Cuckoo-Shrikes
  Coracina tenuirostris (Jardine, 1831) -- valid -- Cicadabird, Common Cicadabird
  Coragyps Geoffroy Saint-Hilaire, 1853 -- invalid -- Black Vultures
  Coragyps atratus (Bechstein, 1793) -- valid -- Black Vulture, Urubu noir, Zopilote común
  Coregonus Linnaeus, 1758 -- valid -- whitefishes
  Coregonus artedii Lesueur, 1818 -- invalid -- cisco, lake herring
  Coregonus autumnalis (Pallas, 1776) -- valid -- Arctic cisco
  Coregonus clupeaformis (Mitchill, 1818) -- valid -- grand corégone, lake whitefish
  Coregonus hoyi (Gill in Hoy, 1872) -- invalid -- bloater
  Coregonus hoyi (Milner, 1874) -- valid -- bloater
  Coregonus huntsmani Scott, 1987 -- valid -- Acadian whitefish, Atlantic whitefish
  Coregonus laurettae Bean, 1881 -- valid -- Bering cisco
  Coregonus nasus (Pallas, 1776) -- valid -- broad whitefish
  Coregonus nelsonii Bean, 1884 -- valid -- Alaska whitefish
  Coregonus nigripinnis (Gill in Hoy, 1872) -- invalid -- blackfin cisco
  Coregonus nigripinnis (Milner, 1874) -- valid -- blackfin cisco
  Coregonus pidschian (Gmelin, 1789) -- valid -- humpback whitefish
  Coregonus sardinella Valenciennes in Cuvier and Valenciennes, 1848 -- valid -- least cisco
  Corvidae Leach, 1820 -- valid -- corneilles, Crows, geais, Jays, Magpies, pies
  Corvus Linnaeus, 1758 -- valid -- Crows
  Corvus brachyrhynchos C. L. Brehm, 1822 -- valid -- American Crow, corneille d'Amérique, Cuervo americano
  Corvus caurinus S. F. Baird, 1858 -- valid -- Northwestern Crow
  Corvus corax Linnaeus, 1758 -- valid -- Common Raven, Cuervo común, grand corbeau, Northern Raven
  Corvus cryptoleucus Couch, 1854 -- valid -- Chihuahuan Raven, Cuervo llanero
  Corvus hawaiiensis Peale, 1848 -- valid -- 'Alala, Hawaiian Crow
  Corvus imparatus J. L. Peters, 1929 -- valid -- Cuervo tamaulipeco, Mexican Crow, Tamaulipas Crow
  Corvus kubaryi Reichenow, 1885 -- valid -- Mariana Crow, Marianas Crow
  Corvus leucognaphalus Daudin, 1800 -- valid -- White-necked Crow
  Corvus monedula Linnaeus, 1758 -- invalid -- choucas des tours, Eurasian Jackdaw, Western Jackdaw
  Corvus ossifragus A. Wilson, 1812 -- valid -- Fish Crow
  Cottus Linnaeus, 1758 -- valid -- freshwater sculpins, Miller's thumbs
  Cottus aleuticus Gilbert, 1896 -- valid -- coastrange sculpin
  Cottus asper Richardson, 1836 -- valid -- prickly sculpin
  Cottus asperrimus Rutter, 1908 -- valid -- rough sculpin
  Cottus baileyi Robins, 1961 -- valid -- black sculpin
  Cottus bairdii Girard, 1850 -- valid -- chabot tacheté, mottled sculpin
  Cottus carolinae (Gill, 1861) -- valid -- banded sculpin
  Cottus cognatus Richardson, 1836 -- valid -- chabot visqueux, slimy sculpin
  Cottus confusus Bailey and Bond, 1963 -- valid -- shorthead sculpin
  Cottus echinatus Bailey and Bond, 1963 -- valid -- Utah Lake sculpin
  Cottus extensus Bailey and Bond, 1963 -- valid -- Bear Lake sculpin
  Cottus girardi Robins, 1961 -- valid -- Potomac sculpin
  Cottus greenei (Gilbert and Culver in Jordan and Evermann, 1898) -- valid -- Shoshone sculpin
  Cottus gulosus (Girard, 1854) -- valid -- riffle sculpin
  Cottus hypselurus Robins and Robison, 1985 -- valid -- Ozark sculpin, Wood River sculpin
  Cottus klamathensis Gilbert, 1898 -- valid -- marbled sculpin
  Cottus leiopomus Gilbert and Evermann, 1894 -- valid -- Wood River sculpin
  Cottus marginatus (Bean, 1881) -- valid -- margined sculpin
  Cottus perplexus Gilbert and Evermann, 1894 -- valid -- reticulate sculpin
  Cottus pitensis Bailey and Bond, 1963 -- valid -- Pit sculpin
  Cottus princeps Gilbert, 1898 -- valid -- Klamath Lake sculpin
  Cottus pygmaeus Williams, 1968 -- invalid -- pygmy sculpin
  Cottus rhotheus (Smith, 1882) -- valid -- torrent sculpin
  Cottus ricei (Nelson, 1876) -- valid -- chabot à tête plate, spoonhead sculpin
  Cottus tenuis (Evermann and Meek, 1898) -- valid -- slender sculpin
  Coturnicops G. R. Gray, 1855 -- valid -- Yellow Rails
  Coturnicops noveboracensis (Gmelin, 1789) -- valid -- Polluela amarilla, râle jaune, Yellow Rail
  Coturnix Bonnaterre, 1791 -- valid -- Asian Quails
  Coturnix chinensis (Linnaeus, 1766) -- valid -- Blue-breasted Quail, King Quail
  Coturnix japonica Temminck & Schlegel, 1849 -- valid -- Japanese Quail
  Couesius Jordan, 1878 -- valid -- lake chubs
  Couesius plumbeus (Agassiz, 1850) -- valid -- lake chub, méné de lac
  Cracidae -- valid -- Chachalacas, Curassows, Guans
  Crenichthys Hubbs, 1932 -- valid -- springfishes
  Crenichthys baileyi (Gilbert, 1893) -- valid -- White River springfish
  Crenichthys nevadae Hubbs, 1932 -- valid -- Railroad Valley springfish
  Crenimugil Schultz, 1946 -- valid -- fringelip mullets
  Crenimugil crenilabis (Forsskål, 1775) -- valid -- fringelip mullet, thicklip mullet, wartynosed mullet
  Crenimugil heterocheilos (Bleeker, 1855) -- valid -- blacktail mullet
  Crex Bechstein, 1803 -- valid -- Corn Crakes
  Crex crex (Linnaeus, 1758) -- valid -- Corn Crake
  Crocidura maquassiensis Roberts, 1946 -- valid -- Makwassie Musk Shrew, Maquassie Musk Shrew
  Crotophaga Linnaeus, 1758 -- valid -- Anis
  Crotophaga ani Linnaeus, 1758 -- valid -- Garrapatero pico liso, Smooth-billed Ani
  Crotophaga sulcirostris Swainson, 1827 -- valid -- Garrapatero pijuy, Groove-billed Ani
  Crystallaria Jordan and Gilbert in Jordan, 1885 -- valid -- crystal darters
  Crystallaria asprella (Jordan, 1878) -- valid -- crystal darter
  Ctenopharyngodon Steindachner, 1866 -- valid -- grass carps
  Ctenopharyngodon idella (Valenciennes in Cuvier and Valenciennes, 1844) -- valid -- carpa herbívora, grass carp, silver orfe
  Cuculidae -- valid -- Anis, Cuckoos, Roadrunners
  Cuculiformes -- valid -- coucoua, Cuckoos
  Cuculus Linnaeus, 1758 -- valid -- Eurasian Cuckoos
  Cuculus canorus Linnaeus, 1758 -- valid -- Common Cuckoo
  Cuculus fugax Horsfield, 1821 -- valid -- Hodgson's Hawk-Cuckoo
  Cuculus saturatus Blyth, 1843 -- valid -- Oriental Cuckoo
  Culaea Whitley, 1950 -- valid -- brook sticklebacks
  Culaea inconstans (Kirtland, 1840) -- valid -- brook stickleback, épinoche à cinq épines
  Cyanocitta Strickland, 1845 -- valid -- Blue Jays
  Cyanocitta cristata (Linnaeus, 1758) -- valid -- Blue Jay, Chara azul, geai bleu
  Cyanocitta stelleri (Gmelin, 1788) -- valid -- Chara crestada, geai de Steller, Steller's Jay
  Cyanocorax F. Boie, 1826 -- valid -- Tufted Jays
  Cyanocorax morio (Wagler, 1829) -- invalid -- Brown Jay, Chara papán
  Cyanocorax yncas (Boddaert, 1783) -- valid -- Chara verde, Green Jay, Inca Jay
  Cycleptus Rafinesque, 1819 -- valid -- blue suckers
  Cygnus Bechstein, 1803 -- valid -- Swans
  Cygnus buccinator Richardson, 1831 -- valid -- Cisne trompetero, cygne trompette, Trumpeter Swan
  Cygnus columbianus (Ord, 1815) -- valid -- Cisne de tundra, cygne siffleur, Tundra Swan
  Cygnus cygnus (Linnaeus, 1758) -- valid -- Whooper Swan
  Cygnus olor (Gmelin, 1789) -- valid -- cygne tuburculé, Mute Swan
  Cymatogaster Gibbons, 1854 -- valid -- shiner perches
  Cymatogaster aggregata Gibbons, 1854 -- valid -- mojarra brillosa, shiner perch
  Cynanthus Swainson, 1827 -- valid -- Broad-billed Hummingbirds
  Cynanthus latirostris Swainson, 1827 -- valid -- Broad-billed Hummingbird, Colibrí pico ancho
  Cynoscion Gill, 1861 -- valid -- sea trout, seatrouts, weak fishes
  Cynoscion arenarius Ginsburg, 1930 -- valid -- corvina arenera, sand seatrout
  Cynoscion nebulosus (Cuvier in Cuvier and Valenciennes, 1830) -- valid -- corvina pinta, spotted seatrout
  Cynoscion regalis (Bloch and Schneider, 1801) -- valid -- gray trout, sea trout, weakfish
  Cynoscion xanthulus Jordan and Gilbert, 1882 -- valid -- corvina boquinaranja, orangemouth corvina
  Cyprinella Girard, 1856 -- valid -- satinfin shiners
  Cyprinella analostana Girard, 1859 -- valid -- satinfin shiner
  Cyprinella callistia (Jordan, 1877) -- valid -- Alabama shiner
  Cyprinella camura (Jordan and Meek, 1884) -- valid -- bluntface shiner
  Cyprinella chloristia (Jordan and Brayton, 1878) -- valid -- greenfin shiner
  Cyprinella galactura (Cope, 1868) -- valid -- whitetail shiner
  Cyprinella gibbsi (Howell and Williams, 1971) -- valid -- Tallapoosa shiner
  Cyprinella labrosa (Cope, 1870) -- valid -- thicklip chub, thicklip shiner
  Cyprinella leedsi (Fowler, 1942) -- valid -- bannerfin shiner
  Cyprinella lepida Girard, 1856 -- valid -- plateau shiner
  Cyprinella lutrensis (Baird and Girard, 1853) -- valid -- carpita roja, red shiner
  Cyprinella monacha (Cope, 1868) -- invalid -- Chromium shiner, spotfin chub
  Cyprinella nivea (Cope, 1870) -- valid -- whitefin shiner
  Cyprinella pyrrhomelas (Cope, 1870) -- valid -- fieryblack shiner
  Cyprinella spiloptera (Cope, 1867) -- valid -- méné bleu, spotfin shiner
  Cyprinella stigmatura (Jordan, 1877) -- valid -- regal shiner
  Cyprinella trichroistia (Jordan and Gilbert in Jordan and Brayton, 1878) -- valid -- tricolor shiner
  Cyprinella venusta Girard, 1856 -- valid -- blacktail shiner, carpita colinegra
  Cyprinella whipplei Girard, 1856 -- valid -- steelcolor shiner
  Cyprinella zanema (Jordan and Brayton, 1878) -- invalid -- Santee chub, Santee shiner
  Cyprinidae -- valid -- carpas, carpas y carpitas, carpes, carpes et ménés, carpitas, carps, carps and minnows, ménés, minnows
  Cypriniformes -- valid -- cyprins, meuniers, minnows, suckers
  Cyprinodon Lacepède, 1803 -- valid -- pupfishes
  Cyprinodon hubbsi Carr, 1936 -- valid -- Lake Eustis minnow, Lake Eustis pupfish
  Cyprinodon nevadensis Eigenmann and Eigenmann, 1889 -- valid -- Amargosa pupfish
  Cyprinodon rubrofluviatilis Fowler, 1916 -- valid -- Red River pupfish
  Cyprinodon salinus Miller, 1943 -- valid -- Salt Creek pupfish
  Cyprinodon variegatus Lacepède, 1803 -- valid -- bolín, pipón, sheepshead minnow, sheepshead pupfish
  Cyprinodontiformes Berg, 1940 -- valid -- cyprinodontes, cyprinodontiforms, cyprinodonts, killifishes
  Cyprinus Linnaeus, 1758 -- valid -- common carps
  Cyprinus carpio Linnaeus, 1758 -- valid -- carpa común, carpe, common carp, European carp
  Cypseloides Streubel, 1848 -- valid -- Black Swifts
  Cypseloides niger (Gmelin, 1789) -- valid -- American Black Swift, Black Swift, Vencejo negro
  Cyrtonyx Gould, 1844 -- valid -- Montezuma Quails
  Cyrtonyx montezumae (Vigors, 1830) -- valid -- Codorniz Moctezuma, Montezuma Quail
  Dallia Bean, 1880 -- valid -- Alaska blackfishes
  Dallia pectoralis Bean, 1880 -- valid -- Alaska blackfish
  Delichon Moore, 1854 -- valid -- House-Martins
  Delichon dasypus (Bonaparte, 1850) -- valid -- Asian House Martin
  Delichon urbica (Linnaeus, 1758) -- invalid -- Common House-Martin
  Deltistes Seale, 1896 -- valid -- Lost River suckers
  Dendragapus Elliot, 1864 -- valid -- Blue Grouse
  Dendragapus obscurus (Say, 1823) -- valid -- Blue Grouse
  Dendrocopos Koch, 1816 -- valid
  Dendrocopos major (Linnaeus, 1758) -- valid -- Great Spotted Woodpecker
  Dendrocygna Swainson, 1837 -- valid -- Whistling-Ducks
  Dendrocygna arborea (Linnaeus, 1758) -- valid -- West Indian Whistling Duck, West Indian Whistling-Duck
  Dendrocygna autumnalis (Linnaeus, 1758) -- valid -- Black-bellied Whistling Duck, Black-bellied Whistling-Duck, Pijije ala blanca
  Dendrocygna bicolor (Vieillot, 1816) -- valid -- dendrocygne fauve, Fulvous Whistling Duck, Fulvous Whistling-Duck, Pijije canelo
  Diapterus Ranzani, 1842 -- valid -- longspine mojarras
  Diapterus auratus Ranzani, 1842 -- valid -- Irish pompano, mojarra guacha, patao común
  Diapterus plumieri (Cuvier in Cuvier and Valenciennes, 1830) -- invalid
  Diapterus rhombeus (Cuvier, 1829) -- valid -- Caitipa mojarra, mojarra de estero, patao, rhombic mojarra, rhomboid mojarra
  Dicruridae Vigors, 1825 -- valid -- Drongos
  Dicrurus Vieillot, 1816 -- valid -- Drongos
  Dicrurus macrocercus Vieillot, 1817 -- valid -- Black Drongo
  Diomedea Linnaeus, 1758 -- valid -- Albatrosses
  Diomedea exulans Linnaeus, 1758 -- valid -- Albatros hurleur, Wandering Albatross
  Dionda Girard, 1856 -- valid -- desert minnows
  Dionda episcopa Girard, 1856 -- valid -- carpa obispa, roundnose minnow
  Diplodus Rafinesque, 1810 -- valid -- spottail porgies
  Diplodus holbrookii (Bean, 1878) -- valid -- sargo cotonero, spottail pinfish
  Dolichonyx Swainson, 1827 -- valid -- Bobolinks
  Dolichonyx oryzivorus (Linnaeus, 1758) -- valid -- Bobolink, goglu des prés, Tordo arrocero
  Dormitator Gill, 1861 -- valid -- fat sleepers, sleepers
  Dormitator maculatus (Bloch, 1792) -- valid -- fat sleeper, guavina mapo, naca
  Dorosoma Rafinesque, 1820 -- valid -- gizzard shads
  Dorosoma cepedianum (Lesueur, 1818) -- valid -- alose à gésier, American gizzard shad, eastern gizzard shad, gizzard shad, hickory shad, mud shad, sardina molleja, skipjack
  Dorosoma petenense (Günther, 1867) -- valid -- sardina maya, threadfin shad
  Dryocopus Boie, 1826 -- valid -- Pileated Woodpecker
  Dryocopus pileatus (Linnaeus, 1758) -- valid -- grand pic, Pileated Woodpecker
  Ducula Hodgson, 1836 -- valid -- Pacific Pigeons
  Ducula oceanica (Lesson & Garnot, 1826) -- valid -- Micronesian Imperial Pigeon, Micronesian Pigeon
  Ducula pacifica (Gmelin, 1789) -- valid -- Pacific Imperial Pigeon, Pacific Pigeon
  Dumetella C. T. Wood, 1837 -- valid -- Catbirds
  Dumetella carolinensis (Linnaeus, 1766) -- valid -- Gray Catbird, Grey Catbird, Maullador gris, moqueur chat
  Echeneidae -- valid -- remoras, rémoras, rémoras, sharksuckers
  Echeneis Linnaeus, 1758 -- valid -- sharksuckers, slender remoras
  Echeneis naucrates Linnaeus, 1758 -- valid -- guaicán, rémora rayada, sharksucker
  Eclectus Wagler, 1832 -- valid -- Eclectus Parrots
  Eclectus roratus (Statius Muller, 1776) -- valid -- Eclectus Parrot
  Ectopistes Swainson, 1827 -- valid -- Passenger Pigeons
  Ectopistes migratorius (Linnaeus, 1766) -- valid -- Passenger Pigeon, tourte voyageuse
  Egretta T. Forster, 1817 -- valid -- Plumed Egrets
  Egretta caerulea (Linnaeus, 1758) -- valid -- aigrette bleu, Aigrette bleue, Garceta azul, Little Blue Heron
  Egretta eulophotes (Swinhoe, 1860) -- valid -- Aigrette de Chine, Chinese Egret
  Egretta garzetta (Linnaeus, 1766) -- valid -- Aigrette garzette, Little Egret
  Egretta gularis (Bosc, 1792) -- valid -- Aigrette à gorge blanche, Western Reef Heron, Western Reef-Heron
  Egretta rufescens (Gmelin, 1789) -- valid -- Aigrette roussâtre, Garceta rojiza, Reddish Egret
  Egretta sacra (Gmelin, 1789) -- valid -- Pacific Reef Heron, Pacific Reef-Heron
  Egretta thula (Molina, 1782) -- valid -- Aigrette neigeuse, Garceta pie-dorado, Snowy Egret
  Egretta tricolor (Statius Muller, 1776) -- valid -- Aigrette tricolore, Garceta tricolor, Tricolored Heron
  Elaenia Sundevall, 1836 -- valid -- Elaenias
  Elaenia martinica (Linnaeus, 1766) -- valid -- Caribbean Elaenia, Elenia caribeña
  Elaeniinae -- invalid
  Elanoides Vieillot, 1818 -- valid -- Swallow-tailed Kites
  Elanus Savigny, 1809 -- valid -- Black-shouldered Kites
  Elanus leucurus (Vieillot, 1818) -- valid -- Élanion à queue blanche, Milano cola blanca, White-tailed Kite
  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
  Elassomatidae -- valid -- crapets-pygmées, pygmy sunfishes, solecitos
  Eleginus Fischer, 1813 -- valid -- saffron cod
  Eleginus gracilis (Tilesius, 1810) -- valid -- saffron cod
  Eleotridae -- valid -- dormeurs, guavinas, sleepers
  Eleotris Bloch and Schneider, 1801 -- valid -- sleepers, spinycheek sleepers
  Eleotris acanthopoma Bleeker, 1853 -- valid -- Asian sleeper
  Eleotris fusca (Forster in Bloch and Schneider, 1801) -- valid -- brown gudgeon, brown sleeper, dusky sleeper
  Eleotris melanosoma Bleeker, 1852 -- valid -- broadhead sleeper, ebony sleeper
  Eleotris picta Kner, 1863 -- valid -- guavina machada, spotted sleeper
  Eleotris pisonis (Gmelin, 1789) -- valid -- guavina espinosa, spinycheek sleeper
  Eleotris sandwicensis Vaillant and Sauvage, 1875 -- valid -- Akupa sleeper
  Elopidae -- valid -- bigeyed herrings, guinées, ladyfishes, machetes, tarpons, tenpounders
  Elopiformes -- valid -- tarpons
  Elops Linnaeus, 1766 -- valid -- ladyfishes
  Elops affinis Regan, 1909 -- valid -- machete, machete del Pacífico
  Elops saurus Linnaeus, 1766 -- valid -- banano, ladyfish, machete del Atlántico
  Embiotocidae -- valid -- mojarras vivíparas, perches vivipares, surf perches, surfperches
  Empetrichthys Gilbert, 1893 -- valid -- poolfishes
  Empetrichthys latos Miller, 1948 -- valid -- Pahrump killifish, Pahrump poolfish
  Empetrichthys merriami Gilbert, 1893 -- valid -- Ash Meadows killifish, Ash Meadows poolfish
  Empidonax Cabanis, 1855 -- valid -- Empidonax Flycatchers
  Empidonax alnorum Brewster, 1895 -- valid -- Alder Flycatcher, Mosquero ailero, moucherolle des aulnes
  Empidonax difficilis S. F. Baird, 1858 -- valid -- Mosquero californiano, Pacific-slope Flycatcher, Western Flycatcher
  Empidonax flaviventris (W. M. Baird & S. F. Baird, 1843) -- valid -- Mosquero vientre amarillo, moucherolle à ventre jaune, Yellow-bellied Flycatcher
  Empidonax fulvifrons (Giraud, 1841) -- valid -- Buff-breasted Flycatcher, Mosquero pecho leonado
  Empidonax hammondii (Xantus de Vesey, 1858) -- valid -- Hammond's Flycatcher, Mosquero de Hammond
  Empidonax minimus (W. M. Baird & S. F. Baird, 1843) -- valid -- Least Flycatcher, Mosquero mímimo, moucherolle tchébec
  Empidonax oberholseri A. R. Phillips, 1939 -- valid -- Dusky Flycatcher, Mosquero oscuro
  Empidonax occidentalis Nelson, 1897 -- valid -- Cordilleran Flycatcher, Mosquero barranqueño
  Empidonax traillii (Audubon, 1828) -- valid -- Mosquero saucero, moucherolle des saules, Willow Flycatcher
  Empidonax virescens (Vieillot, 1818) -- valid -- Acadian Flycatcher, Mosquero verdoso, moucherolle vert
  Empidonax wrightii S. F. Baird, 1858 -- valid -- Gray Flycatcher, Grey Flycatcher, Mosquero gris
  Empidonomus Cabanis & Heine, 1859 -- valid -- Variegated Flycatchers
  Empidonomus varius (Vieillot, 1818) -- valid -- Variegated Flycatcher
  Engraulidae -- valid -- anchoas, anchois, anchovies
  Enneacanthus Gill, 1864 -- valid -- banded sunfishes, little sunfishes
  Ephippidae -- valid -- chèvres de mer, peluqueros, spadefishes
  Eremichthys Hubbs and Miller, 1948 -- valid -- desert daces
  Eremophila F. Boie, 1828 -- valid -- Horned Larks
  Eremophila alpestris (Linnaeus, 1758) -- valid -- Alondra cornuda, alouette hausse-col, Horned Lark
  Ericymba Cope, 1865 -- invalid -- silverjaw minnows
  Ericymba buccata Cope, 1865 -- invalid -- silverjaw minnow
  Erimystax Jordan, 1882 -- valid -- slender chubs
  Erimystax dissimilis (Kirtland, 1840) -- valid -- streamline chub
  Erimystax harryi (Hubbs and Crowe, 1956) -- valid -- Ozark chub
  Erimystax insignis (Hubbs and Crowe, 1956) -- valid -- blotched chub
  Erimystax x-punctatus (Hubbs and Crowe, 1956) -- valid -- gravel chub
  Erimyzon Jordan, 1876 -- valid -- chubsuckers
  Erimyzon oblongus (Mitchill, 1814) -- valid -- creek chubsucker
  Erimyzon sucetta (Lacepède, 1803) -- valid -- lake chubsucker
  Erimyzon tenuis (Agassiz, 1855) -- valid -- sharpfin chubsucker
  Erythrogonys Gould, 1838 -- valid
  Erythrogonys cinctus Gould, 1838 -- valid -- Red-kneed Dotterel
  Erythrura Swainson, 1837 -- valid -- Parrot-Finches
  Erythrura trichroa (Kittlitz, 1833) -- valid -- Blue-faced Parrot-Finch
  Esocidae -- valid -- brochets, lucios, pickerels, pikes
  Esociformes -- valid -- mudminnows, pikes
  Esox Linnaeus, 1758 -- valid -- pikes
  Esox americanus Gmelin, 1789 -- valid -- brochet d'Amérique, brochet d'Amérique (vermiculé), grass pickerel, redfin or grass pickerel, redfin pickerel
  Esox lucius Linnaeus, 1758 -- valid -- grand brochet, northern pike
  Esox masquinongy Mitchill, 1824 -- valid -- maskinongé, muskellunge
  Esox niger Lesueur, 1818 -- valid -- brochet maillé, chain pickerel
  Estrilda Swainson, 1827 -- valid -- Waxbills
  Estrilda astrild (Linnaeus, 1758) -- valid -- Common Waxbill
  Estrilda caerulescens (Vieillot, 1817) -- valid -- Lavender Waxbill
  Estrilda melpoda (Vieillot, 1817) -- valid -- Orange-cheeked Waxbill
  Estrilda troglodytes (Lichtenstein, 1823) -- valid -- Black-rumped Waxbill
  Estrildidae Bonaparte, 1850 -- valid -- Munias, Waxbills
  Estrildinae -- invalid
  Etheostoma Rafinesque, 1819 -- valid -- smoothbelly darters
  Etheostoma asprigene (Forbes in Jordan, 1878) -- valid -- mud darter
  Etheostoma baileyi Page and Burr, 1982 -- valid -- emerald darter
  Etheostoma barbouri Kuehne and Small, 1971 -- valid -- teardrop darter
  Etheostoma barrenense Burr and Page in Page and Burr, 1982 -- valid -- splendid darter
  Etheostoma bellum Zorach, 1968 -- valid -- orangefin darter
  Etheostoma blennioides Rafinesque, 1819 -- valid -- greenside darter
  Etheostoma blennius Gilbert and Swain in Gilbert, 1887 -- valid -- blenny darter
  Etheostoma caeruleum Storer, 1845 -- valid -- dard arc-en-ciel, rainbow darter
  Etheostoma camurum (Cope, 1870) -- valid -- bluebreast darter
  Etheostoma chlorobranchium Zorach, 1972 -- valid -- greenfin darter
  Etheostoma chuckwachatte Mayden and Wood in Wood and Mayden, 1993 -- valid -- lipstick darter
  Etheostoma collettei Birdsong and Knapp, 1969 -- valid -- creole darter
  Etheostoma collis (Hubbs and Cannon, 1935) -- valid -- Carolina darter, saluda darter
  Etheostoma colorosum Suttkus and Bailey, 1993 -- valid -- coastal darter
  Etheostoma coosae (Fowler, 1945) -- valid -- Coosa darter
  Etheostoma crossopterum Braasch and Mayden, 1985 -- valid -- fringed darter
  Etheostoma davisoni Hay, 1885 -- valid -- Choctawhatchee darter
  Etheostoma denoncourti Stauffer and van Snik, 1997 -- valid -- golden darter
  Etheostoma duryi Henshall, 1889 -- valid -- black darter, blackside darter, blackside snubnose darter
  Etheostoma edwini (Hubbs and Cannon, 1935) -- valid -- brown darter
  Etheostoma etnieri Bouchard, 1977 -- valid -- cherry darter
  Etheostoma euzonum (Hubbs and Black, 1940) -- valid -- Arkansas saddled darter
  Etheostoma exile (Girard, 1859) -- valid -- dard à ventre jaune, Iowa darter
  Etheostoma flabellare Rafinesque, 1819 -- valid -- dard barré, fantail darter
  Etheostoma flavum Etnier and Bailey, 1989 -- valid -- saffron darter
  Etheostoma fricksium Hildebrand, 1923 -- valid -- Savannah darter
  Etheostoma gracile (Girard, 1859) -- valid -- slough darter
  Etheostoma histrio Jordan and Gilbert in Gilbert, 1887 -- valid -- harlequin darter
  Etheostoma hopkinsi (Fowler, 1945) -- valid -- Christmas darter
  Etheostoma inscriptum (Jordan and Brayton, 1878) -- valid -- turquoise darter
  Etheostoma jessiae (Jordan and Brayton in Jordan, 1878) -- valid -- blueside darter
  Etheostoma jordani Gilbert, 1891 -- valid -- greenbreast darter
  Etheostoma juliae Meek, 1891 -- valid -- yoke darter
  Etheostoma kanawhae (Raney, 1941) -- valid -- Kanawha darter
  Etheostoma kennicotti (Putnam, 1863) -- valid -- stripetail darter
  Etheostoma lachneri Suttkus and Bailey in Suttkus, Bailey and Bart, 1994 -- valid -- Tombigbee darter
  Etheostoma longimanum Jordan, 1888 -- valid -- longfin darter
  Etheostoma luteovinctum Gilbert and Swain in Gilbert, 1887 -- valid -- redband darter
  Etheostoma microlepidum Raney and Zorach, 1967 -- valid -- smallscale darter
  Etheostoma microperca Jordan and Gilbert in Jordan, 1888 -- valid -- least darter
  Etheostoma neopterum Howell and Dingerkus, 1978 -- valid -- lollipop darter, lollypop darter
  Etheostoma nigripinne Braasch and Mayden, 1985 -- valid -- blackfin darter
  Etheostoma nigrum Rafinesque, 1820 -- valid -- johnny darter, raseux-de-terre noir
  Etheostoma obeyense Kirsch, 1892 -- valid -- barcheek darter
  Etheostoma olivaceum Braasch and Page, 1979 -- valid -- dirty darter, sooty darter
  Etheostoma olmstedi Storer, 1842 -- valid -- raseux-de-terre gris, tessellated darter
  Etheostoma oophylax Ceas and Page in Page, Ceas, Swofford and Buth, 1992 -- valid -- guardian darter
  Etheostoma parvipinne Gilbert and Swain in Gilbert, 1887 -- valid -- goldstripe darter
  Etheostoma podostemone Jordan and Jenkins in Jordan, 1889 -- valid -- riverweed darter
  Etheostoma proeliare (Hay, 1881) -- valid -- cypress darter
  Etheostoma punctulatum (Agassiz, 1854) -- valid -- stippled darter
  Etheostoma pyrrhogaster Bailey and Etnier, 1988 -- valid -- firebelly darter
  Etheostoma radiosum (Hubbs and Black, 1941) -- valid -- orangebelly darter
  Etheostoma rafinesquei Burr and Page in Page and Burr, 1982 -- valid -- Kentucky darter, Kentucky snubnose darter
  Etheostoma ramseyi Suttkus and Bailey in Suttkus, Bailey and Bart, 1994 -- valid -- Alabama darter
  Etheostoma rufilineatum (Cope, 1870) -- valid -- redline darter
  Etheostoma smithi Page and Braasch, 1976 -- valid -- slabrock darter
  Etheostoma spectabile (Agassiz, 1854) -- valid -- orangethroat darter
  Etheostoma squamiceps Jordan, 1877 -- valid -- spottail darter
  Etheostoma stigmaeum (Jordan, 1877) -- valid -- speckled darter
  Etheostoma swaini (Jordan, 1884) -- valid -- Gulf darter
  Etheostoma swannanoa Jordan and Evermann in Jordan, 1889 -- valid -- Swannanoa darter
  Etheostoma tallapoosae Suttkus and Etnier, 1991 -- valid -- Tallapoosa darter
  Etheostoma tetrazonum (Hubbs and Black, 1940) -- valid -- Missouri saddled darter
  Etheostoma thalassinum (Jordan and Brayton, 1878) -- valid -- seagreen darter
  Etheostoma tippecanoe Jordan and Evermann, 1890 -- valid -- Tippecanoe darter
  Etheostoma variatum Kirtland, 1840 -- valid -- variegate darter
  Etheostoma virgatum (Jordan, 1880) -- valid -- striped darter
  Etheostoma vitreum (Cope, 1870) -- valid -- glassy darter
  Etheostoma whipplei (Girard, 1859) -- valid -- redfin darter
  Etheostoma zonale (Cope, 1868) -- valid -- banded darter
  Etheostoma zonistium Bailey and Etnier, 1988 -- valid -- bandfin darter
  Eucinostomus Baird and Girard in Baird, 1855 -- valid -- mojarras, mojarras, mojarritas, mojarritas, shortspine mojarras
  Eucinostomus argenteus Baird and Girard in Baird, 1855 -- valid -- mojarra plateada, spotfin mojarra
  Eucinostomus gracilis (Gill, 1862) -- valid -- graceful mojarra, mojarra charrita
  Eucinostomus gula (Quoy and Gaimard, 1824) -- valid -- mojarra de ley, mojarra española, silver jenny
  Eucinostomus harengulus Goode and Bean, 1879 -- valid -- mojarra costera, tidewater mojarra
  Eucinostomus melanopterus (Bleeker, 1863) -- valid -- flagfin mojarra, mojarra bandera, mojarra de ley
  Eucyclogobius Gill, 1862 -- valid -- tidewater gobies
  Eudocimus Wagler, 1832 -- valid -- White Ibises
  Eudocimus albus (Linnaeus, 1758) -- valid -- American White Ibis, Ibis blanc, Ibis blanco, White Ibis
  Eudocimus ruber (Linnaeus, 1758) -- valid -- Ibis rouge, Scarlet Ibis
  Eudynamys Vigors & Horsfield, 1827 -- valid
  Eudynamys taitensis (Sparrman, 1787) -- invalid
  Eugenes Gould, 1856 -- valid -- Magnificent Hummingbirds
  Eugenes fulgens (Swainson, 1827) -- valid -- Colibrí magnífico, Magnificent Hummingbird
  Eulampis Boie, 1831 -- valid -- Caribs
  Eulampis holosericeus (Linnaeus, 1758) -- valid -- Green-throated Carib
  Euphagus Cassin, 1867 -- valid -- American Blackbirds
  Euphagus carolinus (Statius Muller, 1776) -- valid -- quiscale rouilleux, Rusty Blackbird, Tordo canadiense
  Euphagus cyanocephalus (Wagler, 1829) -- valid -- Brewer's Blackbird, quiscale de Brewer, Tordo ojo amarillo
  Euplectes Swainson, 1829 -- valid -- Bishops
  Euplectes afer (Gmelin, 1789) -- valid -- Yellow-crowned Bishop
  Euplectes franciscanus (Isert, 1789) -- valid -- Northern Red Bishop, Orange Bishop
  Euptilotis Gould, 1858 -- valid -- Eared Trogons
  Euptilotis neoxenus (Gould, 1838) -- valid -- Eared Quetzal, Eared Trogon, Trogón orejón
  Eurynorhynchus Nilsson, 1821 -- valid -- Spoonbill Sandpipers
  Eurynorhynchus pygmeus (Linnaeus, 1758) -- valid -- Bécasseau spatule, Spoon-billed Sandpiper, Spoonbill Sandpiper
  Eurystomus Vieillot, 1816 -- valid -- Rollers
  Eurystomus orientalis (Linnaeus, 1766) -- valid -- Dollar Bird, Dollar Roller, Dollarbird, Oriental Dollarbird
  Evorthodus Gill, 1859 -- valid -- lyre gobies
  Evorthodus lyricus (Girard, 1858) -- valid -- gobio lira, lyre goby, tismiche
  Exoglossum Rafinesque, 1818 -- valid -- cutlips minnows
  Exoglossum laurae (Hubbs, 1931) -- valid -- tonguetied minnow
  Exoglossum maxillingua (Lesueur, 1817) -- valid -- bec-de-lièvre, cutlip minnow, cutlips minnow
  Exyrias Jordan and Seale, 1906 -- valid -- fantail gobies
  Exyrias puntang (Bleeker, 1851) -- valid -- yellowfin fantail goby
  Falcipennis Elliot, 1864 -- valid
  Falcipennis canadensis (Linnaeus, 1758) -- valid -- Spruce Grouse, tétras du Canada
  Falco Linnaeus, 1758 -- valid -- Falcons
  Falco columbarius Linnaeus, 1758 -- valid -- Faucon émerillon, Halcón esmerejón, Merlin
  Falco femoralis Temminck, 1822 -- valid -- Aplomado Falcon, Faucon aplomado, Halcón fajado
  Falco mexicanus Schlegel, 1850 -- valid -- Faucon des prairies, Halcón mexicano, Prairie Falcon
  Falco peregrinus Tunstall, 1771 -- valid -- Faucon pèlerin, faucon pélerin, Halcón peregrino, Peregrine Falcon
  Falco rusticolus Linnaeus, 1758 -- valid -- Faucon gerfaut, Gyrfalcon
  Falco sparverius Linnaeus, 1758 -- valid -- American Kestrel, Cernícalo americano, Crécerelle d'Amérique
  Falco subbuteo Linnaeus, 1758 -- valid -- Eurasian Hobby, Faucon hobereau, Northern Hobby
  Falco tinnunculus Linnaeus, 1758 -- valid -- Common Kestrel, Eurasian Kestrel, Faucon crécerelle
  Falconidae Leach, 1820 -- valid -- Caracaras, Falcons
  Favonigobius Whitley, 1930 -- valid -- sand gobies
  Favonigobius gymnauchen (Bleeker, 1860) -- valid -- Asian sand goby
  Favonigobius reichei (Bleeker, 1853) -- valid -- tropical sand goby
  Ficedula Brisson, 1760 -- valid
  Ficedula mugimaki (Temminck, 1836) -- valid -- Mugimaki Flycatcher
  Ficedula narcissina (Temminck, 1836) -- valid -- Narcissus Flycatcher
  Ficedula parva (Bechstein, 1792) -- valid -- Red-breasted Flycatcher
  Floridichthys Hubbs, 1926 -- valid -- goldspotted killifishes
  Floridichthys carpio (Günther, 1866) -- valid -- goldspotted killifish, ocellated killifish
  Fluvicolinae -- invalid
  Forbesichthys Jordan, 1929 -- valid -- spring cavefishes
  Foulehaio Reichenbach, 1852 -- valid -- Wattled Honeyeaters
  Foulehaio carunculata (Gmelin, 1788) -- invalid -- Wattled Honeyeater
  Francolinus Stephens, 1819 -- valid -- Francolins
  Francolinus erckelii (Ruppell, 1835) -- valid -- Erckel's Francolin
  Francolinus francolinus (Linnaeus, 1766) -- valid -- Black Francolin
  Francolinus pondicerianus (Gmelin, 1789) -- valid -- Gray Francolin, Grey Francolin
  Fratercula Brisson, 1760 -- valid -- Puffins
  Fratercula arctica (Linnaeus, 1758) -- valid -- Atlantic Puffin, Macareux moine
  Fratercula cirrhata (Pallas, 1769) -- valid -- Macareux huppé, Tufted Puffin
  Fratercula corniculata (J. F. Naumann, 1821) -- valid -- Horned Puffin, Macareux cornu
  Fregata Lacepede, 1799 -- valid -- Frigatebirds
  Fregata ariel (G. R. Gray, 1845) -- valid -- Frégate ariel, Lesser Frigatebird
  Fregata magnificens Mathews, 1914 -- valid -- Fragata magnífica, Frégate superbe, Magnificent Frigatebird
  Fregata minor (Gmelin, 1789) -- valid -- Fragata pelágica, Frégate du Pacifique, Great Frigatebird
  Fregatidae Degland & Gerbe, 1867 -- valid -- Frigatebirds
  Fulica Linnaeus, 1758 -- valid -- Coots
  Fulica alai Peale, 1848 -- valid -- Alae Keo Keo, Hawaiian Coot
  Fulica americana Gmelin, 1789 -- valid -- American Coot, foulque d'Amérique, Gallareta americana
  Fulica atra Linnaeus, 1758 -- valid -- Eurasian Coot
  Fulica caribaea Ridgway, 1884 -- valid -- Caribbean Coot
  Fulmarus Stephens, 1826 -- valid
  Fulmarus glacialis (Linnaeus, 1761) -- valid -- Fulmar boréal, Fulmar norteño, Northern Fulmar
  Fundulidae Jordan and Gilbert, 1882 -- valid -- fondules, fundulines, killifishes, sardinillas, topminnows
  Fundulus Lacepède, 1803 -- valid -- topminnows
  Fundulus auroguttatus (Hay, 1885) -- invalid -- banded topminnow
  Fundulus bifax Cashner and Rogers in Cashner, Rogers and Grady, 1988 -- valid -- stippled studfish
  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 confluentus Goode and Bean in Goode, 1879 -- valid -- marsh killifish
  Fundulus dispar (Agassiz, 1854) -- valid -- northern starhead topminnow, starhead topminnow
  Fundulus escambiae (Bollman, 1887) -- valid -- russetfin topminnow
  Fundulus euryzonus Suttkus and Cashner, 1981 -- valid -- broadstripe topminnow
  Fundulus grandis Baird and Girard, 1853 -- valid -- Gulf killifish, sardinilla del Pánuco
  Fundulus heteroclitus (Linnaeus, 1766) -- valid -- choquemort, mummichog
  Fundulus jenkinsi (Evermann, 1892) -- valid -- saltmarsh topminnow, sardinilla del Bravo
  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 nottii (Agassiz, 1854) -- invalid -- bayou topminnow, Gulf starhead topminnow, starhead topminnow
  Fundulus olivaceus (Storer, 1845) -- valid -- blackspotted topminnow
  Fundulus parvipinnis Girard, 1854 -- valid -- California killifish, sardinilla chococo
  Fundulus pulvereus (Evermann, 1892) -- valid -- bayou killifish, sardinilla mulata
  Fundulus rathbuni Jordan and Meek in Jordan, 1889 -- valid -- speckled killifish
  Fundulus rubrifrons (Jordan, 1880) -- invalid -- redface topminnow
  Fundulus seminolis Girard, 1859 -- valid -- Seminole killifish
  Fundulus similis (Baird and Girard, 1853) -- valid -- longnose killifish, sardinilla narigona
  Fundulus stellifer (Jordan, 1877) -- invalid -- southern studfish
  Fundulus zebrinus Jordan and Gilbert, 1883 -- valid -- plains killifish
  Gadidae Rafinesque, 1810 -- valid -- bacalaos, codfishes, cods, morues, true cods
  Gadiformes -- valid -- cods, gadiforms, grenadiers, hakes, merlus, morues
  Gallicolumba Heck, 1849 -- valid -- Island Ground-Doves
  Gallicolumba canifrons (Hartlaub & Finsch, 1872) -- valid -- Palau Ground Dove, Palau Ground-Dove
  Gallicolumba kubaryi (Finsch, 1880) -- valid -- Truk Island Ground-Dove, White-fronted Ground Dove
  Gallicolumba stairi (G. R. Gray, 1856) -- valid -- Friendly Ground-Dove, Tongan Ground Dove
  Gallicolumba xanthonura (Temminck, 1823) -- valid -- White-throated Ground Dove, White-throated Ground-Dove
  Galliformes -- valid -- Fowls, gallinacées, Gallinaceous Birds, volaille
  Gallinago Brisson, 1760 -- valid -- Snipes
  Gallinago gallinago (Linnaeus, 1758) -- valid -- Agachona común, Bécassine des marais, Common Snipe
  Gallinago hardwickii (J. E. Gray, 1831) -- valid -- Japanese Snipe, Latham's Snipe
  Gallinago megala Swinhoe, 1861 -- valid -- Swinhoe's Snipe
  Gallinago stenura (Bonaparte, 1831) -- valid -- Bécassine à queue pointue, Pin-tailed Snipe
  Gallinula Brisson, 1760 -- valid -- Moorhens
  Gallinula chloropus (Linnaeus, 1758) -- valid -- Common Moorhen, Gallineta frente roja, gallinule poule-d'eau
  Gallus Brisson, 1760 -- valid -- Junglefowl
  Gallus gallus (Linnaeus, 1758) -- valid -- Red Junglefowl
  Gambusia Poey, 1854 -- valid -- gambusias, topminnmows
  Gambusia affinis (Baird and Girard, 1853) -- valid -- guayacón mosquito, mosquitofish, western mosquitofish
  Gambusia geiseri Hubbs and Hubbs in Hubbs and Springer, 1957 -- valid -- largespring gambusia
  Gambusia rhizophorae Rivas, 1969 -- valid -- mangrove gambusia
  Gambusia speciosa Girard, 1859 -- valid -- guayacón de Nuevo León, southwestern mosquitofish, Tex-Mex gambusia
  Garrulax Lesson, 1831 -- valid -- Laughing Thrushes
  Garrulax canorus (Linnaeus, 1758) -- valid -- Hwamei, Melodious Laughing Thrush
  Garrulax pectoralis (Gould, 1836) -- valid -- Greater Necklaced Laughing Thrush, Greater Necklaced Laughingthrush
  Gasterosteidae -- valid -- épinoches, espinochos, sticklebacks
  Gasterosteiformes -- valid -- pipefishes, sticklebacks
  Gasterosteus Linnaeus, 1758 -- valid -- threespine sticklebacks
  Gasterosteus wheatlandi Putnam, 1867 -- valid -- blackspotted stickleback, épinoche tachetée
  Gavia J. R. Forster, 1788 -- valid -- Loons
  Gavia adamsii (G. R. Gray, 1859) -- valid -- Colimbo de Adams, Plongeon à bec blanc, White-billed Diver, Yellow-billed Loon
  Gavia arctica (Linnaeus, 1758) -- valid -- Arctic Loon, Black-throated Loon, Plongeon arctique
  Gavia immer (Brunnich, 1764) -- valid -- Colimbo mayor, Common Loon, Great Northern Diver, Great Northern Loon, Plongeon huard
  Gavia pacifica (Lawrence, 1858) -- valid -- Colimbo pacífico, Pacific Diver, Pacific Loon, Plongeon du Pacifique
  Gavia stellata (Pontoppidan, 1763) -- valid -- Colimbo menor, Plongeon catmarin, Red-throated Diver, Red-throated Loon
  Gaviidae Allen, 1897 -- valid -- Divers, Loons
  Geococcyx Wagler, 1831 -- valid -- Roadrunners
  Geococcyx californianus (Lesson, 1829) -- valid -- Correcaminos norteño, Greater Roadrunner
  Geopelia Swainson, 1837 -- valid -- Zebra Doves
  Geopelia striata (Linnaeus, 1766) -- valid -- Zebra Dove
  Geophagus Heckel, 1840 -- valid -- earth eaters, eartheater cichlids
  Geophagus surinamensis (Bloch, 1791) -- valid -- redstriped eartheater
  Geotrygon Gosse, 1847 -- valid -- Quail-Doves
  Geotrygon chrysia Bonaparte, 1855 -- valid -- Key West Quail-Dove
  Geotrygon montana (Linnaeus, 1758) -- valid -- Paloma-perdiz rojiza, Ruddy Quail-Dove
  Geotrygon mystacea (Temminck, 1811) -- valid -- Bridled Quail-Dove
  Gerreidae -- valid -- blanches, mojarras, mojarras
  Gerres Quoy and Gaimard, 1824 -- valid -- yellowfin mojarras
  Gerres cinereus (Walbaum, 1792) -- valid -- mojarra blanca, mojarra trompetera, yellowfin mojarra
  Gila Baird and Girard, 1853 -- valid -- western chubs
  Gila atraria (Girard, 1856) -- valid -- Utah chub
  Gila coerulea (Girard, 1856) -- valid -- blue chub
  Gila pandora (Cope, 1872) -- valid -- Rio Grande chub
  Gillichthys Cooper, 1864 -- valid -- longjaw mudsuckers
  Gillichthys mirabilis Cooper, 1864 -- valid -- chupalodo grande, longjaw mudsucker
  Glareola Brisson, 1760 -- valid -- Pratincoles
  Glareola maldivarum J. R. Forster, 1795 -- valid -- Glaréole orientale, Oriental Pratincole
  Glareolidae Brehm, 1831 -- valid -- Coursers, Pratincoles
  Glaucidium Boie, 1826 -- valid -- Pygmy-Owls
  Glaucidium brasilianum (Gmelin, 1788) -- valid -- Ferruginous Pygmy Owl, Ferruginous Pygmy-Owl, Tecolote bajeño
  Glaucidium gnoma Wagler, 1832 -- valid -- Mountain Pygmy Owl, Northern Pygmy-Owl, Tecolote serrano
  Glossogobius Gill, 1859 -- valid -- flathead gobies
  Glossogobius bicirrhosus (Weber, 1894) -- valid -- bearded goby
  Glossogobius biocellatus (Valenciennes in Cuvier and Valenciennes, 1837) -- invalid -- mangrove goby
  Glossogobius celebius (Valenciennes in Cuvier and Valenciennes, 1837) -- valid -- Celebes goby
  Glossogobius giurus (Hamilton, 1822) -- invalid -- flathead goby
  Gobiesocidae -- valid -- chupapiedras, clingfishes, crampons
  Gobiesox Lacepède, 1800 -- valid -- common clingfishes
  Gobiesox nudus (Linnaeus, 1758) -- valid -- riverine clingfish, smooth clingfish
  Gobiidae -- valid -- gobies, gobies, gobios, true gobies
  Gobioides Lacepède, 1800 -- valid -- barretos, eel gobies
  Gobioides broussonnetii Lacepède, 1800 -- valid -- esmeralda de rio, violet goby
  Gobiomorus Lacepède, 1800 -- valid -- bigmouth sleepers
  Gobiomorus dormitor Lacepède, 1800 -- valid -- bigmouth sleeper, guavina bocón, guavina de ley
  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 fasciatus (Gill, 1858) -- invalid -- blackbar goby
  Gobionellus oceanicus (Pallas, 1770) -- valid -- esmeralda de mar, highfin goby, madrejuile flecha, sharptail goby, slim goby
  Gobionellus pseudofasciatus Gilbert and Randall in Gilbert and Kelso, 1971 -- invalid -- slashcheek goby
  Gobionellus shufeldti (Jordan and Eigenmann, 1887) -- invalid -- freshwater goby
  Gobionellus smaragdus (Valenciennes in Cuvier and Valenciennes, 1837) -- invalid -- emerald goby
  Gobiopsis Steindachner, 1861 -- valid -- dragonface gobies
  Gobiosoma Girard, 1858 -- valid -- naked gobies
  Gobiosoma bosc (Lacepède, 1800) -- valid -- gobio desnudo, naked goby
  Gobiosoma robustum Ginsburg, 1933 -- valid -- code goby, gobio clave
  Gonorhynchiformes -- invalid -- milkfish, shellears
  Goodeidae Jordan, 1923 -- valid -- goodeid topminnows, goodéidés, goodeids, mexcalpiques, splitfins
  Gracula Linnaeus, 1758 -- valid -- Hill Mynas
  Gracula religiosa Linnaeus, 1758 -- valid -- Common Hill Myna, Hill Myna
  Gruidae -- valid -- Cranes
  Gruiformes -- valid -- Cranes, grues, Rails, râles
  Grus Brisson, 1760 -- valid -- Cranes
  Grus americana (Linnaeus, 1758) -- valid -- Grulla blanca, Whooping Crane
  Grus canadensis (Linnaeus, 1758) -- valid -- grue du Canada, Grulla gris, Sandhill Crane
  Grus grus (Linnaeus, 1758) -- valid -- Common Crane
  Guavina Bleeker, 1874 -- valid -- Atlantic guavinas
  Guavina guavina (Valenciennes in Cuvier and Valenciennes, 1837) -- valid -- Atlantic gauvina, guavina, guavina, guavina cabezona
  Gygis Wagler, 1832 -- valid -- White Terns
  Gygis alba (Sparrman, 1786) -- valid -- Angel Tern, Gygis blanche, White Tern
  Gymnocephalus Bloch, 1793 -- valid -- European ruffes
  Gymnocephalus cernuus (Linnaeus, 1758) -- valid -- blacktail, pope, ruffe
  Gymnogyps Lesson, 1842 -- valid -- Condors
  Gymnogyps californianus (Shaw, 1797) -- valid -- California Condor, Cóndor californiano, Condor de Californie
  Gymnomyza Reichenow, 1914 -- valid -- Maos
  Gymnomyza samoensis (Hombron & Jacquinot, 1841) -- valid -- Mao
  Gymnorhinus Wied-Neuwied, 1841 -- valid -- Pinyon Jay
  Gymnorhinus cyanocephalus Wied-Neuwied, 1841 -- valid -- Chara piñonera, Pinyon Jay
  Gymnothorax Bloch, 1795 -- valid -- common morays
  Gymnothorax hilonis Jordan and Evermann, 1903 -- invalid -- black moray
  Gymnothorax polyuranodon (Bleeker, 1853) -- valid -- freshwater moray
  Haematopus Linnaeus, 1758 -- valid -- Oystercatchers
  Haematopus bachmani Audubon, 1838 -- valid -- American Black Oystercatcher, Black Oystercatcher, Huîtrier de Bachman, Ostrero negro
  Haematopus ostralegus Linnaeus, 1758 -- valid -- Eurasian Oystercatcher, Huîtrier pie
  Haematopus palliatus Temminck, 1820 -- valid -- American Oystercatcher, Huîtrier d'Amérique, Ostrero americano
  Haemulidae -- valid -- burros y roncos, grogneurs, grunts
  Halcyon Swainson, 1821 -- valid -- Blue Kingfishers
  Haliaeetus Savigny, 1809 -- valid -- Fish Eagles
  Haliaeetus albicilla (Linnaeus, 1758) -- valid -- Pygargue à queue blanche, White-tailed Eagle
  Haliaeetus leucocephalus (Linnaeus, 1766) -- valid -- Águila cabeza blanca, Bald Eagle, Pygargue à tête blanche
  Haliaeetus pelagicus (Pallas, 1811) -- valid -- Pygargue empereur, Steller's Sea Eagle, Steller's Sea-Eagle
  Haliastur Selby, 1840 -- valid
  Haliastur indus (Boddaert, 1783) -- valid -- Brahminy Kite
  Harengula Valenciennes in Cuvier and Valenciennes, 1847 -- valid -- scaly sardines
  Harengula clupeola (Cuvier, 1829) -- valid -- false herring, false pilchard, sardina escamuda, sardinita carapachona
  Harengula jaguana Poey, 1865 -- valid -- sardina escamudina, sardinita vivita escamuda, scaled herring, scaled sardine
  Heliomaster Bonaparte, 1850 -- valid -- Starthroats
  Heliomaster constantii (Delattre, 1843) -- valid -- Colibrí picudo, Plain-capped Starthroat
  Hemichromis Peters, 1857 -- valid -- jewelfishes
  Hemichromis elongatus (Guichenot in Duméril, 1861) -- valid -- fiveblotch jewelfish
  Hemichromis letourneuxi Sauvage, 1880 -- valid -- African jewelfish, north African jewelfish
  Hemiramphidae -- valid -- demi-becs, halfbeaks, pajaritos
  Hemitremia Cope, 1870 -- valid -- flame chub
  Hesperoleucus Snyder, 1913 -- valid -- California roaches
  Heterandria Agassiz, 1853 -- valid -- least killifishes
  Heterandria formosa Girard, 1859 -- valid -- dwarf livebearer, least killifish
  Heteroscelus Baird, 1858 -- invalid -- Tattlers
  Heteroscelus brevipes (Vieillot, 1816) -- invalid -- Gray-tailed Tattler, Grey-tailed Tattler
  Heteroscelus incanus (Gmelin, 1789) -- invalid -- Playero vagabundo, Wandering Tattler
  Himantopus Brisson, 1760 -- valid -- Stilts
  Himantopus himantopus (Linnaeus, 1758) -- valid -- Black-winged Stilt, Échasse blanche
  Himantopus mexicanus (Statius Muller, 1776) -- valid -- Ae'o, Black-necked Stilt, Candelero americano, echasse d'Amérique, Échasse d'Amérique, Hawaiian Stilt
  Hiodon Lesueur, 1818 -- valid -- mooneyes
  Hiodon alosoides (Rafinesque, 1819) -- valid -- goldeye, laquaiche aux yeux d'or
  Hiodon tergisus Lesueur, 1818 -- valid -- laquaiche argentée, mooneye
  Hiodontidae -- valid -- laquaiches, mooneyes, ojos de luna
  Hippichthys Bleeker, 1849 -- valid -- river pipefishes
  Hippichthys cyanospilos (Bleeker, 1854) -- valid -- bluespeckled pipefish
  Hippichthys spicifer (Rüppell, 1838) -- valid -- bellybarred pipefish
  Hirundapus Hodgson, 1837 -- valid -- Needletails
  Hirundapus caudacutus (Latham, 1802) -- valid -- White-throated Needletail
  Hirundinidae Rafinesque, 1815 -- valid
  Hirundo Linnaeus, 1758 -- valid -- Barn Swallows
  Hirundo rustica Linnaeus, 1758 -- valid -- Barn Swallow, Golondrina tijereta, hirondelle rustique
  Histrionicus Lesson, 1828 -- valid -- Harlequin Ducks
  Histrionicus histrionicus (Linnaeus, 1758) -- valid -- arlequin plongeur, Harlequin Duck, Pato arlequín
  Hoplosternum Gill, 1858 -- valid -- hoplos
  Hoplosternum littoralis (Hancock, 1828) -- invalid -- brown hoplo
  Hybognathus Agassiz, 1855 -- valid -- silvery minnows
  Hybognathus hankinsoni Hubbs in Jordan, 1929 -- valid -- brassy minnow, méné laiton
  Hybognathus hayi Jordan, 1885 -- valid -- cypress minnow
  Hybognathus nuchalis Agassiz, 1855 -- valid -- méné d'argent, Mississippi silvery minnow
  Hybognathus regius Girard, 1856 -- valid -- eastern silvery minnow, méné d'argent
  Hybopsis Agassiz, 1854 -- valid -- bigeye chubs
  Hybopsis amblops (Rafinesque, 1820) -- valid -- bigeye chub
  Hybopsis amnis (Hubbs and Greene in Hubbs, 1951) -- valid -- pallid chub, pallid shiner
  Hybopsis hypsinotus (Cope, 1870) -- valid -- highback chub
  Hybopsis rubrifrons (Jordan, 1877) -- valid -- rosyface chub
  Hybopsis winchelli Girard, 1856 -- valid -- clear chub
  Hydrobates F. Boie, 1822 -- valid
  Hydrobates pelagicus (Linnaeus, 1758) -- valid -- European Storm Petrel, European Storm-Petrel, Océanite tempête
  Hylocharis Boie, 1831 -- valid
  Hylocharis leucotis (Vieillot, 1818) -- valid -- White-eared Hummingbird, Zafiro oreja blanca
  Hylocharis xantusii (Lawrence, 1860) -- valid -- Xantus's Hummingbird, Zafiro de Xantus
  Hylocichla S. F. Baird, 1864 -- valid -- Wood Thrushes
  Hylocichla mustelina (Gmelin, 1789) -- valid -- grive des bois, Wood Thrush, Zorzal maculado
  Hypentelium Rafinesque, 1818 -- valid -- hog suckers
  Hypentelium etowanum (Jordan, 1877) -- valid -- Alabama hog sucker
  Hypentelium nigricans (Lesueur, 1817) -- valid -- northern hog sucker
  Hypentelium roanokense Raney and Lachner, 1947 -- valid -- Roanoke hog sucker
  Hypomesus Gill, 1862 -- valid -- smallmouth smelts
  Hypomesus nipponensis McAllister, 1963 -- valid -- wakasagi, Wakasagi smelt
  Hypomesus olidus (Pallas, 1814) -- valid -- pond smelt
  Hypomesus pretiosus (Girard, 1854) -- valid -- surf smelt
  Hypomesus transpacificus McAllister, 1963 -- valid -- delta smelt
  Hypophthalmichthys Bleeker, 1860 -- valid -- bighead carps
  Hypophthalmichthys molitrix (Valenciennes in Cuvier and Valenciennes, 1844) -- valid -- carpa plateada, silver carp
  Hypophthalmichthys nobilis (Richardson, 1845) -- valid -- bighead carp, carpa cabezona
  Hypostomus Lacepède, 1803 -- valid -- suckermouth catfishes
  Hypostomus plecostomus (Linnaeus, 1758) -- valid -- suckermouth catfish
  Hypseleotris Gill, 1863 -- valid -- prigis
  Hypseleotris cyprinoides (Valenciennes in Cuvier and Valenciennes, 1837) -- valid -- green prigi
  Hypseleotris guentheri (Bleeker, 1875) -- valid -- rainbow prigi
  Hysterocarpus Gibbons, 1854 -- valid -- tule perches
  Hysterocarpus traskii Gibbons, 1854 -- valid -- tule perch
  Ictaluridae Gill, 1861 -- valid -- bagres de agua dulce, barbottes, barbottes et barbues, barbues, bullhead catfishes, North American catfishes, North American freshwater catfishes
  Ictalurus Rafinesque, 1820 -- valid -- channel catfishes, forktail catfishes
  Ictalurus furcatus (Valenciennes in Cuvier and Valenciennes, 1840) -- valid -- bagre azul, blue catfish
  Ictalurus lupus (Girard, 1858) -- valid -- bagre lobo, headwater catfish
  Ictalurus pricei (Rutter, 1896) -- valid -- bagre yaqui, Yaqui catfish
  Ictalurus punctatus (Rafinesque, 1818) -- valid -- bagre de canal, barbue de rivière, channel catfish, graceful catfish
  Icteridae -- valid -- American Blackbirds, New World Blackbirds, Orioles
  Icterus Brisson, 1760 -- valid -- American Orioles
  Icterus bullockii (Swainson, 1827) -- valid -- Bolsero calandria, Bullock's Oriole
  Icterus cucullatus Swainson, 1827 -- valid -- Bolsero encapuchado, Hooded Oriole
  Icterus dominicensis (Linnaeus, 1766) -- valid -- Black-cowled Oriole, Bolsero dominico, Greater Antillean Oriole
  Icterus galbula (Linnaeus, 1758) -- valid -- Baltimore Oriole, Bolsero de Baltimore, Northern Oriole, oriole du nord
  Icterus graduacauda Lesson, 1839 -- valid -- Audubon's Oriole, Bolsero cabeza negra
  Icterus gularis (Wagler, 1829) -- valid -- Altamira Oriole, Bolsero de Altamira
  Icterus icterus (Linnaeus, 1766) -- valid -- Troupial, Venezuelan Troupial
  Icterus parisorum Bonaparte, 1838 -- valid -- Bolsero tunero, Scott's Oriole
  Icterus pectoralis (Wagler, 1829) -- valid -- Bolsero pecho manchado, Spot-breasted Oriole
  Icterus pustulatus (Wagler, 1829) -- valid -- Bolsero dorso rayado, Streak-backed Oriole
  Icterus spurius (Linnaeus, 1766) -- valid -- Bolsero castaño, Orchard Oriole, oriole des vergers
  Icterus wagleri P. L. Sclater, 1857 -- valid -- Black-vented Oriole, Bolsero de Wagler
  Ictinia Vieillot, 1816 -- valid -- Mississippi Kites
  Ictinia mississippiensis (A. Wilson, 1811) -- valid -- Milan du Mississippi, Milano de Misisipi, Mississippi Kite
  Ictiobus Rafinesque, 1820 -- valid -- buffalo fishes, buffalo suckers
  Ictiobus bubalus (Rafinesque, 1818) -- valid -- matalote boquín, smallmouth buffalo
  Ictiobus cyprinellus (Valenciennes in Cuvier and Valenciennes, 1844) -- valid -- bigmouth buffalo
  Ictiobus niger (Rafinesque, 1819) -- valid -- black buffalo, matalote negro
  Iotichthys Jordan and Evermann, 1896 -- valid -- least chubs
  Ixobrychus Billberg, 1828 -- valid -- Least Bitterns
  Ixobrychus eurhythmus (Swinhoe, 1873) -- valid -- Schrenk's Bittern, Von Schrenck's Bittern
  Ixobrychus exilis (Gmelin, 1789) -- valid -- Avetoro mínimo, Least Bittern, Petit Blongios
  Ixobrychus flavicollis (Latham, 1790) -- invalid
  Ixobrychus sinensis (Gmelin, 1789) -- valid -- Blongios de Chine, Chinese Bittern, Yellow Bittern
  Ixoreus Bonaparte, 1854 -- valid -- Varied Thrushes
  Ixoreus naevius (Gmelin, 1789) -- valid -- grive à collier, Mirlo pecho cinchado, Varied Thrush
  Jabiru Hellmayr, 1906 -- valid -- Jabirus
  Jabiru mycteria (Lichtenstein, 1819) -- valid -- Cigüeña jabirú, Jabiru, Jabiru d'Amérique
  Jacana Brisson, 1760 -- valid -- Jacanas
  Jacana spinosa (Linnaeus, 1758) -- valid -- Jacana du Mexique, Jacana norteña, Northern Jacana
  Jacanidae Chenu & Des Murs, 1854 -- valid -- Jacanas
  Jordanella Goode and Bean in Goode, 1879 -- valid -- flagfishes
  Jordanella floridae Goode and Bean in Goode, 1879 -- valid -- American flagfish, flagfish
  Joturus Poey, 1860 -- valid -- hog mullets
  Joturus pichardi Poey, 1860 -- valid -- bobo, bobo, bobo mullet, hog mullet, joturo, joturo
  Jynginae -- valid
  Jynx Linnaeus, 1758 -- valid -- Wrynecks
  Jynx torquilla Linnaeus, 1758 -- valid -- Eurasian Wryneck
  Kraemeria Steindachner, 1906 -- valid -- sharpnose sandfishes
  Kraemeria cunicularia Rofen, 1958 -- valid -- silver sandfish
  Kraemeriidae -- valid -- sand fishes, sand gobies, sandfishes
  Kuhlia Gill, 1861 -- valid -- flagtails
  Kuhlia marginata (Cuvier in Cuvier and Valenciennes, 1829) -- valid -- spotted flagtail
  Kuhlia rupestris (Lacepède, 1802) -- valid -- rock flagtail
  Kuhlia salelea Schultz, 1943 -- valid -- Salele flagtail
  Kuhlia sandvicensis (Steindachner, 1876) -- valid -- aholehole, Hawaiian aholehole
  Kuhliidae -- valid -- aholeholes, crocros, daras, flagtails, mountain basses
  Labidesthes Cope, 1870 -- valid -- brook silversides
  Labidesthes sicculus (Cope, 1865) -- valid -- brook silverside, crayon d'argent
  Lagochila Jordan and Brayton, 1877 -- invalid -- harelip suckers
  Lagochila lacera Jordan and Brayton, 1877 -- invalid -- harelip sucker
  Lagodon Holbrook, 1855 -- valid -- pinfishes
  Lagodon rhomboides (Linnaeus, 1766) -- valid -- chopa espina, pinfish, xlavitia
  Lagomorpha Brandt, 1855 -- valid -- coelho, Hares, lagomorphs, Pikas, Rabbits, tapeti
  Lagopus Brisson, 1760 -- valid -- Ptarmigans
  Lagopus lagopus (Linnaeus, 1758) -- valid -- lagopède des saules, Willow Grouse, Willow Ptarmigan
  Lagopus leucurus (Richardson, 1831) -- invalid -- White-tailed Ptarmigan
  Lagopus mutus (Montin, 1781) -- invalid -- lagopède alpin, Rock Ptarmigan
  Lampornis Swainson, 1827 -- valid -- Blue-throated Hummingbirds
  Lampornis clemenciae (Lesson, 1829) -- valid -- Blue-throated Hummingbird, Blue-throated Mountaingem, Colibrí garganta azul
  Laniidae Rafinesque, 1815 -- valid -- Shrikes
  Lanius Linnaeus, 1758 -- valid -- Shrikes
  Lanius cristatus Linnaeus, 1758 -- valid -- Brown Shrike
  Lanius excubitor Linnaeus, 1758 -- valid -- Great Grey Shrike, Northern Shrike, pie-grièche grise
  Lanius ludovicianus Linnaeus, 1766 -- valid -- Alcaudón verdugo, Loggerhead Shrike, pie-grièche migratrice
  Laridae -- valid -- becs-en-ciseaux, goélands, Gulls, labbes, mouettes, Skimmers, Terns
  Larus Linnaeus, 1758 -- valid -- Gulls, Ivory Gulls, Kittiwakes, Ross' Gulls, Sabine's Gulls
  Larus argentatus Pontoppidan, 1763 -- valid -- European Herring Gull, Gaviota plateada, Goéland argenté, Herring Gull
  Larus atricilla Linnaeus, 1758 -- invalid -- Gaviota reidora, Laughing Gull, mouette atricille
  Larus belcheri Vigors, 1829 -- valid -- Band-tailed Gull, Belcher's Gull, Goéland siméon
  Larus cachinnans Pallas, 1811 -- valid -- Caspian Gull, Yellow-legged Gull
  Larus californicus Lawrence, 1854 -- valid -- California Gull, Gaviota californiana, Goéland de Californie
  Larus canus Linnaeus, 1758 -- valid -- Gaviota cana, Goéland cendré, Mew Gull
  Larus crassirostris Vieillot, 1818 -- valid -- Black-tailed Gull, Goéland à queue noire
  Larus delawarensis Ord, 1815 -- valid -- Gaviota pico anillado, Goéland à bec cerclé, Ring-billed Gull
  Larus fuscus Linnaeus, 1758 -- valid -- Gaviota sombría, Goéland brun, Lesser Black-backed Gull
  Larus glaucescens J. F. Naumann, 1840 -- valid -- Gaviota ala glauca, Glaucous-winged Gull, Goéland à ailes grises
  Larus glaucoides B. Meyer, 1822 -- valid -- Goéland arctique, Iceland Gull
  Larus heermanni Cassin, 1852 -- valid -- Gaviota ploma, Goéland de Heermann, Heermann's Gull
  Larus hyperboreus Gunnerus, 1767 -- valid -- Gaviota blanca, Glaucous Gull, Goéland bourgmestre
  Larus livens Dwight, 1919 -- valid -- Gaviota pata amarilla, Goéland de Cortez, Yellow-footed Gull
  Larus marinus Linnaeus, 1758 -- valid -- Goéland marin, Great Black-backed Gull
  Larus minutus Pallas, 1776 -- invalid -- Gaviota mínima, Little Gull, mouette pygmée
  Larus occidentalis Audubon, 1839 -- valid -- Gaviota occidental, Goéland d'Audubon, Western Gull
  Larus philadelphia (Ord, 1815) -- invalid -- Bonaparte's Gull, Gaviota de Bonaparte, mouette de Bonaparte
  Larus pipixcan Wagler, 1831 -- invalid -- Franklin's Gull, Gaviota de Franklin, mouette de Franklin
  Larus ridibundus Linnaeus, 1766 -- invalid -- Black-headed Gull, Common Black-headed Gull, Gaviota encapuchada, mouette rieuse
  Larus schistisagus Stejneger, 1884 -- valid -- Goéland à manteau ardoisé, Slaty-backed Gull
  Larus thayeri W. S. Brooks, 1915 -- valid -- Gaviota de Thayer, Goéland de Thayer, Thayer's Gull
  Laterallus G. R. Gray, 1855 -- valid -- Black Rails
  Laterallus jamaicensis (Gmelin, 1789) -- valid -- Black Rail, Polluela negra, râle noir
  Lavinia Girard, 1854 -- valid -- hitches
  Lavinia exilicauda Baird and Girard in Girard, 1854 -- valid -- hitch
  Leiostomus Lacepède, 1802 -- valid -- spots
  Leiostomus xanthurus Lacepède, 1802 -- valid -- croca, spot
  Leiothrix Swainson, 1832 -- valid -- Leiothrixes
  Leiothrix lutea (Scopoli, 1786) -- valid -- Red-billed Leiothrix
  Lentipes Günther, 1861 -- valid -- Hiukole gobies
  Lepidomeda Cope, 1874 -- valid -- spinedaces
  Lepidomeda altivelis Miller and Hubbs, 1960 -- valid -- Pahranagat spinedace
  Lepidomeda mollispinis Miller and Hubbs, 1960 -- valid -- Virgin spinedace
  Lepisosteidae -- valid -- gar pikes, garfishes, gars, lépisostés, pejelagartos
  Lepisosteus Lacepède, 1803 -- valid -- slender gars
  Lepisosteus oculatus Winchell, 1864 -- valid -- catán pinto, lépisosté tacheté, shortnose gar, spotted gar
  Lepisosteus osseus (Linnaeus, 1758) -- valid -- catán aguja, lépisosté osseux, longnose gar
  Lepisosteus platostomus Rafinesque, 1820 -- valid -- shortnose gar
  Lepisosteus platyrhincus DeKay, 1842 -- valid -- Florida gar
  Lepomis Rafinesque, 1819 -- valid -- common sunfishes, eared sunfishes
  Lepomis auritus (Linnaeus, 1758) -- valid -- crapet rouge, mojarra pecho rojo, Redbreast Sunfish
  Lepomis humilis (Girard, 1858) -- valid -- Orangespotted Sunfish
  Lepomis macrochirus Rafinesque, 1819 -- valid -- Bluegill, crapet arlequin, mojarra oreja azul
  Lepomis marginatus (Holbrook, 1855) -- valid -- Dollar Sunfish
  Lepomis megalotis (Rafinesque, 1820) -- valid -- crapet à longues oreilles, Longear Sunfish, mojarra gigante, mojarra orejona
  Lepomis microlophus (Günther, 1859) -- valid -- mojarra oreja roja, Redear Sunfish
  Lepomis miniatus (Jordan, 1877) -- valid -- Redspotted Sunfish, scarlet sunfish
  Lepomis punctatus (Valenciennes in Cuvier and Valenciennes, 1831) -- valid -- mojarra manchada, Spotted Sunfish
  Lepomis symmetricus Forbes in Jordan and Gilbert, 1883 -- valid -- Bantam Sunfish
  Leptocottus Girard, 1854 -- valid -- Pacific staghorn sculpins
  Leptocottus armatus Girard, 1854 -- valid -- charrasco de astas, Pacific staghorn sculpin
  Leptolucania Myers, 1924 -- valid -- pygmy killifishes
  Leptolucania ommata (Jordan, 1884) -- valid -- pygmy killifish
  Leptotila Swainson, 1837 -- valid -- White-tipped Doves
  Leptotila verreauxi (Bonaparte, 1855) -- valid -- Paloma arroyera, White-tipped Dove
  Lepus alleni Mearns, 1890 -- valid -- antelope jack rabbit, Antelope Jackrabbit, Liebre antilope
  Lepus californicus Gray, 1837 -- valid -- black-tailed jack rabbit, Black-tailed Jackrabbit, Liebre cola negra
  Lepus callotis Wagler, 1830 -- valid -- Beautiful-eared jack rabbit, Gaillard jack rabbit, Liebre torda, snow sides, white-sided jack rabbit, White-sided Jackrabbit
  Lepus townsendii Bachman, 1839 -- valid -- white-tailed jack rabbit, White-tailed Jackrabbit
  Leuciscus Cuvier, 1816 -- valid -- European daces
  Leuciscus idus (Linnaeus, 1758) -- valid -- ide, orfe
  Limicola Koch, 1816 -- valid -- Broad-billed Sandpipers
  Limicola falcinellus (Pontoppidan, 1763) -- valid -- Bécasseau falcinelle, Broad-billed Sandpiper
  Limnodromus Wied-Neuwied, 1833 -- valid -- Dowitchers
  Limnodromus griseus (Gmelin, 1789) -- valid -- Bécassin roux, Costurero pico corto, Short-billed Dowitcher
  Limnodromus scolopaceus (Say, 1822) -- valid -- Bécassin à long bec, Costurero pico largo, Long-billed Dowitcher
  Limosa Brisson, 1760 -- valid -- Godwits
  Limosa fedoa (Linnaeus, 1758) -- valid -- Barge marbrée, Marbled Godwit, Picopando canelo
  Limosa haemastica (Linnaeus, 1758) -- valid -- Barge hudsonienne, Hudsonian Godwit, Picopando ornamentado
  Limosa lapponica (Linnaeus, 1758) -- valid -- Bar-tailed Godwit, Barge rousse, Picopando cola barrada
  Limosa limosa (Linnaeus, 1758) -- valid -- Barge à queue noire, Black-tailed Godwit
  Liposarcus Günther, 1864 -- invalid -- sailfin catfishes
  Liposarcus disjunctivus Weber, 1991 -- invalid -- vermiculated sailfin catfish
  Liposarcus multiradiatus (Hancock, 1828) -- invalid -- sailfin catfish
  Liza Jordan and Swain, 1884 -- valid -- true lizas
  Liza macrolepis (Smith, 1846) -- invalid -- bigscale mullet, Borneo mullet
  Liza melinoptera (Valenciennes in Cuvier and Valenciennes, 1836) -- valid -- yellowfin mullet
  Liza vaigiensis (Quoy and Gaimard, 1825) -- valid -- blackfin mullet, diamond-scale mullet, diamondscale mullet, squaretail mullet
  Locustella Kaup, 1829 -- valid -- Grasshopper-Warbler
  Locustella lanceolata (Temminck, 1840) -- valid -- Lanceolated Warbler
  Locustella ochotensis (Middendorff, 1853) -- valid -- Middendorff's Grasshopper Warbler, Middendorff's Grasshopper-Warbler
  Lonchura Sykes, 1832 -- valid -- Mannikins
  Lonchura cucullata (Swainson, 1837) -- valid -- Bronze Mannikin
  Lonchura hunsteini (Finsch, 1886) -- valid -- Black-breasted Mannikin, Mottled Munia
  Lonchura malabarica (Linnaeus, 1758) -- invalid -- Indian Silverbill, Warbling Silverbill
  Lonchura malacca (Linnaeus, 1766) -- valid -- Black-headed Munia, Chestnut Mannikin, Tricolored Munia
  Lonchura punctulata (Linnaeus, 1758) -- valid -- Nutmeg Mannikin, Scaly-breasted Munia
  Lophiiformes -- valid -- anglerfishes, baudroies
  Lophodytes Reichenbach, 1853 -- valid -- Hooded Mergansers
  Lophodytes cucullatus (Linnaeus, 1758) -- valid -- harle couronné, Hooded Merganser, Mergo cresta blanca
  Lophogobius Gill, 1862 -- valid -- crested gobies
  Lophogobius cyprinoides (Pallas, 1770) -- valid -- crested goby, gobio encrestado, gobio gallo
  Lophura Fleming, 1822 -- valid -- Kalij Pheasants
  Lophura leucomelanos (Latham, 1790) -- valid -- Kalij Pheasant
  Loricariidae Rafinesque, 1815 -- valid -- armored catfishes, loricariidés, plecóstomas, suckermouth armored catfishes, suckermouth catfishes
  Lota Oken, 1817 -- valid -- burbots, eelpouts
  Lota lota (Linnaeus, 1758) -- valid -- burbot, eelpout, lotte
  Lotidae -- invalid -- cusk fishes
  Lucania Girard, 1859 -- valid -- brightfin killifishes
  Lucania goodei Jordan, 1880 -- valid -- blue-fintop minnow, bluefin killifish
  Lucania parva (Baird and Girard in Girard, 1855) -- valid -- rainwater killifish, sardinilla de lluvia
  Luscinia T. Forster, 1817 -- valid -- Rubythroats
  Luscinia calliope (Pallas, 1776) -- valid -- Siberian Rubythroat
  Luscinia cyane (Pallas, 1776) -- valid -- Siberian Blue Robin
  Luscinia svecica (Linnaeus, 1758) -- valid -- Bluethroat, Bluethroats
  Lutjanidae -- valid -- fusiliers, pargos y huachinangos, perches de mer, sea perches, snappers, vivaneaux
  Lutjanus Bloch, 1790 -- valid -- common snappers, snappers
  Lutjanus apodus (Walbaum, 1792) -- valid -- cají, pargo canchix, schoolmaster, schoolmaster snapper
  Lutjanus argentimaculatus (Forsskål, 1775) -- valid -- mangrove jack, mangrove red snapper, river snapper
  Lutjanus cyanopterus (Cuvier in Cuvier and Valenciennes, 1828) -- valid -- cubera, cubera snapper, pargo cubera
  Lutjanus fulvus (Forster in Bloch and Schneider, 1801) -- valid -- blacktail snapper, flame-colored snapper, yellow margined sea perch
  Lutjanus griseus (Linnaeus, 1758) -- valid -- caballerete, gray snapper, grey snapper, pargo mulato
  Lutjanus jocu (Bloch and Schneider, 1801) -- valid -- dog snapper, jocú, pargo caballera
  Lutjanus monostigma (Cuvier in Cuvier and Valenciennes, 1828) -- valid -- onespot snapper
  Luxilus Rafinesque, 1820 -- valid -- highscale shiners
  Luxilus albeolus (Jordan, 1889) -- valid -- white shiner
  Luxilus cardinalis (Mayden, 1988) -- valid -- cardinal shiner
  Luxilus cerasinus (Cope, 1868) -- valid -- crescent shiner
  Luxilus chrysocephalus Rafinesque, 1820 -- valid -- striped shiner
  Luxilus coccogenis (Cope, 1868) -- valid -- warpaint shiner
  Luxilus cornutus (Mitchill, 1817) -- valid -- common shiner, méné à nageoires rouges
  Luxilus pilsbryi (Fowler, 1904) -- valid -- duskystripe shiner
  Luxilus zonatus (Putnam, 1863) -- valid -- bleeding shiner
  Luxilus zonistius Jordan, 1880 -- valid -- bandfin shiner
  Lymnocryptes Kaup, 1829 -- invalid -- Jack Snipes
  Lymnocryptes minimus (Brunnich, 1764) -- valid -- Bécassine sourde, Jack Snipe
  Lythrurus Jordan, 1876 -- valid -- finescale shiners
  Lythrurus alegnotus (Snelson, 1972) -- valid -- Warrior shiner
  Lythrurus ardens (Cope, 1868) -- valid -- rosefin shiner
  Lythrurus atrapiculus (Snelson, 1972) -- valid -- blacktip shiner
  Lythrurus bellus (Hay, 1881) -- valid -- pretty shiner
  Lythrurus fasciolaris (Gilbert, 1891) -- valid -- scarlet shiner, scarletfin shiner
  Lythrurus fumeus (Evermann, 1892) -- valid -- ribbon shiner
  Lythrurus lirus (Jordan, 1877) -- valid -- mountain shiner
  Lythrurus matutinus (Cope, 1870) -- valid -- pinewood shiner, pinewoods shiner
  Lythrurus roseipinnis (Hay in Jordan, 1885) -- valid -- cherryfin shiner
  Lythrurus umbratilis (Girard, 1856) -- valid -- redfin shiner
  Macrhybopsis Cockerell and Allison, 1909 -- valid -- blacktail chubs
  Macrhybopsis aestivalis (Girard, 1856) -- valid -- carpa pecosa, speckled chub
  Macrhybopsis hyostoma (Gilbert, 1884) -- valid -- central chub, shoal chub
  Macrhybopsis marconis (Jordan and Gilbert, 1886) -- valid -- burrhead chub, Guadaloupe chub
  Macrhybopsis storeriana (Kirtland, 1845) -- valid -- silver chub
  Mallotus Cuvier, 1829 -- valid -- capelins
  Mallotus villosus (Müller, 1776) -- valid -- capelan, capelin
  Mangarinus Herre, 1943 -- valid -- chiseltooth gobies
  Mangarinus waterousi Herre, 1943 -- valid -- chiseltooth goby
  Margariscus Cockerell, 1909 -- valid -- pearl daces
  Margariscus margarita (Cope, 1867) -- valid -- mulet perlé, pearl dace
  Margarops P. L. Sclater, 1859 -- valid -- Antillean Thrashers
  Margarops fuscatus (Vieillot, 1808) -- valid -- Pearly-eyed Thrasher
  Meda Girard, 1856 -- valid -- spikedaces
  Megalopidae -- valid -- sábalos, tarpons, tarpons
  Megalops Lacepède, 1803 -- valid -- tarpons
  Megalops atlanticus Valenciennes in Cuvier and Valenciennes, 1847 -- valid -- sábalo, tarpon
  Megalops cyprinoides (Broussonet, 1782) -- valid -- Indo-Pacific tarpon, oxeye, tarpón indo-pacífico, tarpon indo-pacifique
  Megapodiidae -- valid -- Megapodes
  Megapodius Gaimard, 1823 -- valid -- Megapodes
  Megapodius laperouse Gaimard, 1823 -- valid -- La Perouse's Megapode, Micronesian Megapode
  Melanerpes Swainson, 1832 -- valid -- Melanerpine Woodpeckers
  Melanerpes aurifrons (Wagler, 1829) -- valid -- Carpintero cheje, Golden-fronted Woodpecker
  Melanerpes carolinus (Linnaeus, 1758) -- valid -- pic à ventre roux, Red-bellied Woodpecker
  Melanerpes erythrocephalus (Linnaeus, 1758) -- valid -- pic à tête rouge, Red-headed Woodpecker
  Melanerpes formicivorus (Swainson, 1827) -- valid -- Acorn Woodpecker, Carpintero bellotero
  Melanerpes lewis (G. R. Gray, 1849) -- valid -- Carpintero de Lewis, Lewis' Woodpecker, Lewis's Woodpecker
  Melanerpes portoricensis (Daudin, 1803) -- valid -- Puerto Rican Woodpecker
  Melanerpes uropygialis (S. F. Baird, 1854) -- valid -- Carpintero del desierto, Gila Woodpecker
  Melanitta F. Boie, 1822 -- valid -- Scoters
  Melanitta fusca (Linnaeus, 1758) -- valid -- macreuse brune, Negreta ala blanca, Velvet Scoter, White-winged Scoter
  Melanitta nigra (Linnaeus, 1758) -- valid -- Black Scoter, macreuse noire, Negreta negra
  Melanitta perspicillata (Linnaeus, 1758) -- valid -- macreuse à front blanc, Negreta nuca blanca, Surf Scoter
  Melanochromis Trewavas, 1935 -- valid -- twostripe mbunas
  Meleagridinae -- valid -- Turkeys
  Meleagris Linnaeus, 1758 -- valid -- Turkeys
  Meleagris gallopavo Linnaeus, 1758 -- valid -- dindon sauvage, Guajolote norteño, Wild Turkey
  Meliphagidae -- valid -- Honeyeaters
  Melopsittacus Gould, 1840 -- valid -- Budgerigars
  Melopsittacus undulatus (Shaw, 1805) -- valid -- Budgerigar
  Membras Bonaparte, 1836 -- valid -- rough silversides, smoothscaled silversides
  Membras martinica (Valenciennes in Cuvier and Valenciennes, 1835) -- valid -- pejerrey rasposo, rough silverside
  Menidia Bonaparte, 1836 -- valid -- Atlantic silversides
  Menidia beryllina (Cope, 1867) -- valid -- inland silverside, plateadito salado, tidewater silverside
  Menidia extensa Hubbs and Raney, 1946 -- valid -- Waccamaw silverside
  Menidia menidia (Linnaeus, 1766) -- valid -- Atlantic silverside, capucette
  Menidia peninsulae (Goode and Bean, 1879) -- valid -- plateadito playero, tidewater silverside
  Mergellus Selby, 1840 -- valid -- Smews
  Mergellus albellus (Linnaeus, 1758) -- valid -- harle piette, Smew
  Mergus Linnaeus, 1758 -- valid -- Greater Mergansers
  Mergus merganser Linnaeus, 1758 -- valid -- Common Merganser, grand harle, Mergo mayor
  Mergus serrator Linnaeus, 1758 -- valid -- harle huppé, Mergo copetón, Red-breasted Merganser
  Meropidae -- valid
  Merops Linnaeus, 1758 -- valid
  Merops ornatus Latham, 1802 -- valid -- Rainbow Bee-eater
  Mesophoyx Sharpe, 1894 -- invalid
  Mesophoyx intermedia (Wagler, 1829) -- invalid -- Héron intermédiaire, Intermediate Egret
  Metabolus Bonaparte, 1854 -- valid -- Truk Monarchs
  Metabolus rugensis (Hombron & Jacquinot, 1841) -- valid -- Chuuk Monarch, Truk Monarch
  Micrathene Coues, 1866 -- valid -- Elf Owls
  Micrathene whitneyi (J. G. Cooper, 1861) -- valid -- Elf Owl, Tecolote enano
  Microdesmidae -- valid -- dartfishes, peces lombriz, poissons-lombrics, wormfishes
  Microgadus Gill, 1865 -- valid -- tomcods
  Microgadus tomcod (Walbaum, 1792) -- valid -- Atlantic tomcod, frostfish, poulamon atlantique
  Microgobius Poey, 1876 -- valid -- bannerfin gobies
  Microgobius gulosus (Girard, 1858) -- valid -- clown goby, gobio payaso
  Microgobius thalassinus (Jordan and Gilbert, 1883) -- valid -- green goby
  Microphis Kaup, 1853 -- valid -- freshwater pipefishes
  Microphis brachyurus (Bleeker, 1853) -- valid -- opossum pipefish, pez pipa culebra, shorttailed pipefish, trompetero colinegro
  Microphis brevidorsalis (de Beaufort, 1913) -- valid -- porthole pipefish
  Microphis leiaspis (Bleeker, 1853) -- valid -- barhead pipefish
  Microphis manadensis (Bleeker, 1856) -- valid -- shorttail pipefish
  Microphis retzii (Bleeker, 1856) -- valid -- Melanesian stream pipefish
  Micropogonias Bonaparte, 1831 -- valid -- finebarbel croakers
  Micropogonias undulatus (Linnaeus, 1766) -- valid -- Atlantic croaker, gurrubata, roncadina
  Micropterus Lacepède, 1802 -- valid -- black basses, largemouth basses
  Micropterus coosae Hubbs and Bailey, 1940 -- valid -- redeye bass
  Micropterus notius Bailey and Hubbs, 1949 -- valid -- Suwannee bass
  Micropterus punctulatus (Rafinesque, 1819) -- valid -- spotted bass
  Micropterus salmoides (Lacepède, 1802) -- valid -- achigan à grande bouche, largemouth bass, lobina negra
  Milvus Lacepede, 1799 -- valid -- Black Kites
  Milvus migrans (Boddaert, 1783) -- valid -- Black Kite, Milan noir
  Mimidae Bonaparte, 1853 -- valid -- Mockingbirds, Thrashers
  Mimus F. Boie, 1826 -- valid -- Mockingbirds
  Mimus gundlachii Cabanis, 1855 -- valid -- Bahama Mockingbird
  Mimus polyglottos (Linnaeus, 1758) -- valid -- Centzontle norteño, moqueur polyglotte, Northern Mockingbird
  Minytrema Jordan, 1878 -- valid -- spotted suckers
  Minytrema melanops (Rafinesque, 1820) -- valid -- spotted sucker
  Misgurnus Lacepède, 1803 -- valid -- weatherfishes
  Misgurnus anguillicaudatus (Cantor, 1842) -- valid -- dojo, Japanese weatherfish, oriental weatherfish
  Mitrephanes Coues, 1882 -- valid
  Mitrephanes phaeocercus (P. L. Sclater, 1859) -- valid -- Mosquero copetón, Northern Tufted Flycatcher, Tufted Flycatcher
  Moapa Hubbs and Miller, 1948 -- valid -- Moapa daces
  Moho Lesson, 1830 -- valid -- 'O'os, 'O'os
  Moho apicalis Gould, 1861 -- valid -- Oahu 'O'o, Oahu 'O'o, Oahu Oo, Oahu Oo
  Moho bishopi (Rothschild, 1893) -- valid -- Bishop's 'O'o, Bishop's 'O'o, Bishop's Oo, Bishop's Oo
  Moho braccatus Cassin, 1855 -- valid -- Honeyeater, Honeyeater, Kauai 'O'o, Kauai 'O'o, Kauai Oo, Kauai Oo, O'o A'a, O'o A'a
  Moho nobilis (Merrem, 1786) -- valid -- Hawaii 'O'o, Hawaii 'O'o, Hawaii Oo, Hawaii Oo
  Molothrus Swainson, 1832 -- valid -- Cowbirds
  Molothrus aeneus (Wagler, 1829) -- valid -- Bronzed Cowbird, Tordo ojo rojo
  Molothrus ater (Boddaert, 1783) -- valid -- Brown-headed Cowbird, Tordo cabeza café, vacher à tête brune
  Molothrus bonariensis (Gmelin, 1789) -- valid -- Shiny Cowbird
  Monarcha Vigors & Horsfield, 1827 -- valid -- Monarchs
  Monarcha godeffroyi Hartlaub, 1868 -- valid -- Yap Monarch
  Monarcha takatsukasae (Yamashina, 1931) -- valid -- Tinian Monarch
  Monarchidae Bonaparte, 1854 -- valid
  Monodactylidae -- valid -- fingerfishes, moonfishes, silver angelfishes
  Monodactylus Lacepède, 1801 -- valid -- moonfishes, moonies
  Monodactylus argenteus (Linnaeus, 1758) -- valid -- diamond moonfish, fingerfish, mono, silver angelfish
  Monopterus Lacepède, 1800 -- valid -- jowled swamp eels
  Monopterus albus (Zuiew, 1793) -- valid -- Asian swamp eel, rice eel, swamp eel, white ricefield eel
  Monticola F. Boie, 1822 -- valid -- Rock-Thrushes
  Monticola solitarius (Linnaeus, 1758) -- valid -- Blue Rock Thrush, Blue Rock-Thrush
  Morone Mitchill, 1814 -- valid -- striped basses
  Morone americana (Gmelin, 1789) -- valid -- baret, white perch
  Morone chrysops (Rafinesque, 1820) -- valid -- bar blanc, white bass
  Morone mississippiensis Jordan and Eigenmann in Eigenmann, 1887 -- valid -- yellow bass
  Morone saxatilis (Walbaum, 1792) -- valid -- bar rayé, lobina estriada, rockfish, striped bass
  Moronidae -- valid -- bars, lobinas norteñas, temperate basses
  Morus Vieillot, 1816 -- valid
  Morus bassanus (Linnaeus, 1758) -- valid -- Bobo norteño, Fou de Bassan, Northern Gannet
  Moxostoma Rafinesque, 1820 -- valid -- redhorse suckers, redhorses
  Moxostoma anisurum (Rafinesque, 1820) -- valid -- chevalier blanc, silver redhorse
  Moxostoma breviceps (Cope, 1870) -- valid -- hookfin redhorse, smallmouth redhorse
  Moxostoma carinatum (Cope, 1870) -- valid -- chevalier de rivière, river redhorse
  Moxostoma collapsum (Cope, 1870) -- valid -- notchlip redhorse, piedmont redhorse, v-lip redhorse
  Moxostoma duquesnii (Lesueur, 1817) -- valid -- black redhorse
  Moxostoma erythrurum (Rafinesque, 1818) -- valid -- golden redhorse
  Moxostoma hubbsi Legendre, 1952 -- valid -- chevalier cuivré, copper redhorse
  Moxostoma macrolepidotum (Lesueur, 1817) -- valid -- chevalier rouge, shorthead redhorse
  Moxostoma pappillosum (Cope, 1870) -- valid -- slender redhorse, suckermouth redhorse, V-lip redhorse
  Moxostoma poecilurum Jordan, 1877 -- valid -- blacktail redhorse
  Mugil Linnaeus, 1758 -- valid -- gray mullets
  Mugil cephalus Linnaeus, 1758 -- valid -- black mullet, gray mullet, lisa, lisa rayada, striped mullet
  Mugil curema Valenciennes in Cuvier and Valenciennes, 1836 -- valid -- lisa blanca, silver mullet, white mullet
  Mugil gyrans (Jordan and Gilbert, 1884) -- valid -- fantail mullet, lisa carrusel, whirligig mullet
  Mugil liza Valenciennes in Cuvier and Valenciennes, 1836 -- valid -- lebrancho, liza
  Mugilidae -- valid -- grey mullets, lisas, muges, mullets
  Mugiliformes -- valid -- mullets
  Mugilogobius Smitt, 1900 -- valid -- mullet gobies
  Mugilogobius cavifrons (Weber, 1909) -- valid -- bandfin mullet goby
  Mugilogobius fontinalis (Jordan and Seale, 1906) -- invalid -- Samoan mullet goby
  Mugilogobius parvus (Oshima, 1919) -- invalid -- least mullet goby
  Mugilogobius tagala (Herre, 1927) -- invalid -- blotchfin mullet goby
  Muraenidae -- valid -- moray eels, morays, morenas, murènes
  Muscicapa Brisson, 1760 -- valid -- Old World Flycatchers
  Muscicapa dauurica Pallas, 1811 -- invalid -- Asian Brown Flycatcher
  Muscicapa griseisticta (Swinhoe, 1861) -- valid -- Gray-spotted Flycatcher, Gray-streaked Flycatcher, Grey-streaked Flycatcher
  Muscicapa sibirica Gmelin, 1789 -- valid -- Dark-sided Flycatcher, Siberian Flycatcher
  Muscicapidae Fleming, 1822 -- valid -- Chats, Old World Flycatchers
  Myadestes Swainson, 1838 -- valid -- Hawaiian Thrushes, Solitaires
  Myadestes lanaiensis (S. B. Wilson, 1891) -- valid -- Oloma'o, Olomao
  Myadestes myadestinus (Stejneger, 1887) -- valid -- Kamao, Large Kauai Thrush
  Myadestes obscurus (Gmelin, 1789) -- valid -- 'Oma'o, Omao
  Myadestes palmeri (Rothschild, 1893) -- valid -- Puaiohi, Small Kauai Thrush
  Myadestes townsendi (Audubon, 1838) -- valid -- Clarín norteño, solitaire de Townsend, Townsend's Solitaire
  Myadestes woahensis (A. Bloxam, 1899) -- invalid -- Amaui
  Mycteria Linnaeus, 1758 -- valid -- Wood Storks
  Mycteria americana Linnaeus, 1758 -- valid -- Cigüeña americana, Tantale d'Amérique, Wood Stork
  Myiagra Vigors & Horsfield, 1827 -- valid -- Broadbills, Flycatchers
  Myiagra erythrops Hartlaub & Finsch, 1868 -- valid -- Palau Broadbill, Palau Flycatcher
  Myiagra freycineti Oustalet, 1881 -- valid -- Guam Broadbill, Guam Flycatcher
  Myiagra oceanica Pucheran, 1853 -- valid -- Oceanic Flycatcher, Truk Broadbill
  Myiagra pluto Finsch, 1876 -- valid -- Pohnpei Broadbill, Pohnpei Flycatcher
  Myiarchus Cabanis, 1844 -- valid -- Crested Flycatchers
  Myiarchus antillarum (H. Bryant, 1866) -- valid -- Puerto Rican Flycatcher
  Myiarchus cinerascens (Lawrence, 1851) -- valid -- Ash-throated Flycatcher, Papamoscas cenizo, tyran à gorge cendrée
  Myiarchus crinitus (Linnaeus, 1758) -- valid -- Great Crested Flycatcher, Papamoscas viajero, tyran huppé
  Myiarchus nuttingi Ridgway, 1882 -- valid -- Nutting's Flycatcher, Papamoscas de Nutting
  Myiarchus sagrae (Gundlach, 1852) -- valid -- La Sagra's Flycatcher
  Myiarchus tuberculifer (Orbigny & Lafresnaye, 1837) -- valid -- Dusky-capped Flycatcher, Papamoscas triste
  Myiarchus tyrannulus (Statius Muller, 1776) -- valid -- Brown-crested Flycatcher, Papamoscas tirano
  Myiodynastes Bonaparte, 1857 -- valid -- Sulphur-bellied Flycatchers
  Myiodynastes luteiventris P. L. Sclater, 1859 -- valid -- Papamoscas atigrado, Sulphur-bellied Flycatcher
  Myiopagis Salvin & Godman, 1888 -- valid
  Myiopagis viridicata (Vieillot, 1817) -- valid -- Elenia verdosa, Greenish Elaenia
  Myiopsitta Bonaparte, 1854 -- valid -- Monk Parakeets
  Myiopsitta monachus (Boddaert, 1783) -- valid -- Monk Parakeet
  Mylocheilus Agassiz, 1855 -- valid -- peamouths
  Mylocheilus caurinus (Richardson, 1836) -- valid -- peamouth
  Mylopharodon Ayres, 1855 -- valid -- hardheads
  Mylopharodon conocephalus (Baird and Girard in Girard, 1854) -- valid -- hardhead
  Myoxocephalus Tilesius, 1811 -- valid -- daddy sculpins, fourhorn sculpins, great sculpins, shorthorn sculpins
  Myoxocephalus thompsonii (Girard, 1851) -- valid -- chabot de profondeur, deepwater sculpin
  Myrophis Lütken, 1852 -- valid -- worm eels
  Myrophis punctatus Lütken, 1852 -- valid -- safío pecoso, speckled worm eel, tieso gusano
  Myzomela Vigors & Horsfield, 1827 -- valid -- Cardinal Honeyeaters
  Myzomela cardinalis (Gmelin, 1788) -- valid -- Cardinal Honeyeater, Cardinal Myzomela
  Myzomela rubratra (Lesson, 1827) -- valid -- Micronesian Myzomela
  Neocrex P. L. Sclater & Salvin, 1869 -- valid -- Paint-billed Crakes
  Neocrex erythrops (P. L. Sclater, 1867) -- valid -- Paint-billed Crake
  Neogobius Iljin, 1927 -- valid -- round gobies
  Neogobius melanostomus (Pallas, 1814) -- valid -- gobie à taches noires, round goby
  Neomyxus Steindachner, 1878 -- valid -- yellowspot mullets
  Neomyxus chaptalii (Eydoux and Souleyet, 1850) -- invalid -- Uouoa mullet
  Neomyxus leuciscus (Günther, 1872) -- valid -- brown mullet
  Neopomacentrus Allen, 1975 -- valid -- lyretail damselfishes
  Neopomacentrus taeniurus (Bleeker, 1856) -- valid -- cresent damsel, freshwater damselfish
  Nesofregetta Mathews, 1912 -- valid
  Nesofregetta fuliginosa (Gmelin, 1789) -- valid -- Polynesian Storm Petrel
  Nocomis Girard, 1856 -- valid -- hornyhead chubs
  Nocomis asper Lachner and Jenkins, 1971 -- valid -- redspot chub
  Nocomis effusus Lachner and Jenkins, 1967 -- valid -- redtail chub
  Nocomis leptocephalus (Girard, 1856) -- valid -- bluehead chub
  Nocomis micropogon (Cope, 1865) -- valid -- river chub
  Nocomis platyrhynchus Lachner and Jenkins, 1971 -- valid -- bigmouth chub
  Nocomis raneyi Lachner and Jenkins, 1971 -- valid -- bull chub
  Nomonyx Ridgway, 1880 -- valid
  Notemigonus Rafinesque, 1819 -- valid -- golden shiners
  Notemigonus crysoleucas (Mitchill, 1814) -- valid -- golden shiner, méné jaune
  Notropis Rafinesque, 1818 -- valid -- eastern shiners
  Notropis alborus Hubbs and Raney, 1947 -- valid -- whitemouth shiner
  Notropis altipinnis (Cope, 1870) -- valid -- highfin shiner
  Notropis amabilis (Girard, 1856) -- valid -- carpita texana, Texas shiner
  Notropis ammophilus Suttkus and Boschung, 1990 -- valid -- orangefin shiner
  Notropis amoenus (Abbott, 1874) -- valid -- comely shiner
  Notropis anogenus Forbes, 1885 -- valid -- pugnose shiner
  Notropis ariommus (Cope, 1867) -- valid -- popeye shiner
  Notropis atherinoides Rafinesque, 1818 -- valid -- emerald shiner, méné émeraude
  Notropis atrocaudalis Evermann, 1892 -- valid -- blackspot shiner
  Notropis baileyi Suttkus and Raney, 1955 -- valid -- rough shiner
  Notropis bairdi Hubbs and Ortenburger, 1929 -- valid -- Red River shiner
  Notropis bifrenatus (Cope, 1867) -- valid -- bridle shiner, méné d'herbe
  Notropis blennius (Girard, 1856) -- valid -- river shiner
  Notropis boops Gilbert, 1884 -- valid -- bigeye shiner
  Notropis braytoni Jordan and Evermann, 1896 -- valid -- carpita tamaulipeca, Tamaulipas shiner
  Notropis buchanani Meek, 1896 -- valid -- carpita fantasma, ghost shiner
  Notropis candidus Suttkus, 1980 -- valid -- silverside shiner
  Notropis chalybaeus (Cope, 1867) -- valid -- ironcolor shiner
  Notropis chiliticus (Cope, 1870) -- valid -- redlip shiner
  Notropis chlorocephalus (Cope, 1870) -- valid -- greenhead shiner
  Notropis chrosomus (Jordan, 1877) -- valid -- rainbow shiner
  Notropis cummingsae Myers, 1925 -- valid -- dusky shiner
  Notropis dorsalis (Agassiz, 1854) -- invalid -- bigmouth shiner
  Notropis edwardraneyi Suttkus and Clemmer, 1968 -- valid -- fluvial shiner
  Notropis greenei Hubbs and Ortenburger, 1929 -- valid -- wedgespot shiner
  Notropis harperi Fowler, 1941 -- valid -- redeye chub, redeye shiner
  Notropis heterodon (Cope, 1865) -- valid -- blackchin shiner, menton noir
  Notropis heterolepis Eigenmann and Eigenmann, 1893 -- valid -- blacknose shiner, museau noir
  Notropis hudsonius (Clinton, 1824) -- valid -- queue à tache noire, queue à tâche noire, spottail shiner
  Notropis leuciodus (Cope, 1868) -- valid -- Tennessee shiner
  Notropis longirostris (Hay, 1881) -- valid -- longnose shiner
  Notropis lutipinnis (Jordan and Brayton, 1878) -- valid -- yellowfin shiner
  Notropis maculatus (Hay, 1881) -- valid -- taillight shiner
  Notropis micropteryx (Cope, 1868) -- valid -- highland shiner, redface shiner, southern rosyface shiner
  Notropis nubilis (Forbes in Jordan, 1878) -- invalid -- roseate shiner
  Notropis ortenburgeri Hubbs in Ortenburger and Hubbs, 1927 -- valid -- Kiamichi shiner
  Notropis petersoni Fowler, 1942 -- valid -- coastal shiner
  Notropis photogenis (Cope, 1865) -- valid -- silver shiner
  Notropis potteri Hubbs and Bonham, 1951 -- valid -- chub shiner
  Notropis procne (Cope, 1865) -- valid -- swallowtail shiner
  Notropis rafinesquei Suttkus, 1991 -- valid -- Yazoo shiner
  Notropis rubellus (Agassiz, 1850) -- valid -- rosyface shiner, tête rose
  Notropis rubricroceus (Cope, 1868) -- valid -- saffron shiner
  Notropis rupestris Page in Page and Beckham, 1987 -- valid -- bedrock shiner
  Notropis sabinae Jordan and Gilbert, 1886 -- valid -- Sabine shiner
  Notropis scabriceps (Cope, 1868) -- valid -- New River shiner
  Notropis scepticus (Jordan and Gilbert, 1883) -- valid -- sandbar shiner
  Notropis shumardi (Girard, 1856) -- valid -- silverband shiner
  Notropis simus (Cope in Cope and Yarrow, 1875) -- valid -- bluntnose shiner, carpita chata
  Notropis spectrunculus (Cope, 1868) -- valid -- mirror shiner
  Notropis stilbius Jordan, 1877 -- valid -- silverstripe shiner
  Notropis stramineus (Cope, 1865) -- valid -- carpita arenera, méné paille, sand shiner
  Notropis suttkusi Humphries and Cashner, 1994 -- valid -- rocky shiner
  Notropis telescopus (Cope, 1868) -- valid -- telescope shiner
  Notropis texanus (Girard, 1856) -- valid -- weed shiner
  Notropis uranoscopus Suttkus, 1959 -- valid -- skygazer shiner
  Notropis volucellus (Cope, 1865) -- valid -- méné pâle, mimic shiner
  Notropis wickliffi Trautman, 1931 -- valid -- channel shiner
  Notropis xaenocephalus (Jordan, 1877) -- valid -- Coosa shiner
  Noturus Rafinesque, 1818 -- valid -- madtoms
  Noturus albater Taylor, 1969 -- valid -- Ozark madtom
  Noturus baileyi Taylor, 1969 -- valid -- smoky madtom
  Noturus elegans Taylor, 1969 -- valid -- elegant madtom
  Noturus eleutherus Jordan, 1877 -- valid -- mountain madtom
  Noturus exilis Nelson, 1876 -- valid -- slender madtom
  Noturus flavater Taylor, 1969 -- valid -- checkered madtom
  Noturus flavipinnis Taylor, 1969 -- valid -- yellowfin madtom
  Noturus flavus Rafinesque, 1818 -- valid -- barbotte des rapides, stonecat
  Noturus funebris Gilbert and Swain in Gilbert, 1891 -- valid -- black madtom
  Noturus furiosus Jordan and Meek in Jordan, 1889 -- valid -- Carolina madtom
  Noturus gilberti Jordan and Evermann in Jordan, 1889 -- valid -- orangefin madtom
  Noturus gyrinus (Mitchill, 1817) -- valid -- chat-fou brun, tadpole madtom
  Noturus hildebrandi (Bailey and Taylor, 1950) -- valid -- least madtom
  Noturus insignis (Richardson, 1836) -- valid -- chat-fou liséré, margined madtom
  Noturus lachneri Taylor, 1969 -- valid -- Ouachita madtom
  Noturus leptacanthus Jordan, 1877 -- valid -- speckled madtom
  Noturus miurus Jordan, 1877 -- valid -- brindled madtom, chat-fou tâcheté
  Noturus munitus Suttkus and Taylor, 1965 -- valid -- frecklebelly madtom
  Noturus nocturnus Jordan and Gilbert, 1886 -- valid -- freckled madtom
  Noturus phaeus Taylor, 1969 -- valid -- brown madtom
  Noturus placidus Taylor, 1969 -- valid -- Neosho madtom
  Noturus stanauli Etnier and Jenkins, 1980 -- valid -- pygmy madtom
  Noturus stigmosus Taylor, 1969 -- valid -- northern madtom
  Noturus taylori Douglas, 1972 -- valid -- Caddo madtom
  Noturus trautmani Taylor, 1969 -- valid -- Scioto madtom
  Novumbra Schultz, 1929 -- valid -- Olympic mudminnows
  Novumbra hubbsi Schultz, 1929 -- valid -- Olympic mudminnow
  Nucifraga Brisson, 1760 -- valid -- Nutcrackers
  Nucifraga columbiana (A. Wilson, 1811) -- valid -- Cascanueces americano, Clark's Nutcracker
  Numenius Brisson, 1760 -- valid -- Curlews
  Numenius americanus Bechstein, 1812 -- valid -- Courlis à long bec, Long-billed Curlew, Zarapito pico largo
  Numenius arquata (Linnaeus, 1758) -- valid -- Courlis cendré, Eurasian Curlew
  Numenius borealis (J. R. Forster, 1772) -- valid -- Courlis esquimau, Eskimo Curlew, Zarapito boreal
  Numenius madagascariensis (Linnaeus, 1766) -- valid -- Courlis de Sibérie, Eastern Curlew, Far Eastern Curlew
  Numenius minutus Gould, 1841 -- valid -- Courlis nain, Little Curlew
  Numenius phaeopus (Linnaeus, 1758) -- valid -- Courlis corlieu, Whimbrel, Zarapito trinador
  Numenius tahitiensis (Gmelin, 1789) -- valid -- Bristle-thighed Curlew, Courlis d'Alaska
  Numenius tenuirostris Vieillot, 1817 -- valid -- Courlis à bec grêle, Slender-billed Curlew
  Numida Linnaeus, 1766 -- valid -- Guineafowl
  Numida meleagris (Linnaeus, 1758) -- valid -- Helmeted Guineafowl
  Nyctanassa Stejneger, 1887 -- valid
  Nyctanassa violacea (Linnaeus, 1758) -- valid -- Bihoreau violacé, Pedrete corona clara, Yellow-crowned Night Heron, Yellow-crowned Night-Heron
  Nyctea Stephens, 1826 -- invalid -- Snowy Owls
  Nyctea scandiaca (Linnaeus, 1758) -- invalid -- harfang des neiges, snowy owl
  Nycticorax T. Forster, 1817 -- valid -- Night-Herons
  Nycticorax caledonicus (Gmelin, 1789) -- valid -- Nankeen Night Heron, Rufous Night Heron
  Nycticorax melanolophus (Raffles, 1822) -- invalid
  Nycticorax nycticorax (Linnaeus, 1758) -- valid -- Bihoreau gris, Black-crowned Night Heron, Black-crowned Night-Heron, Pedrete corona negra
  Nyctidromus Gould, 1838 -- valid -- Pauraques
  Nyctidromus albicollis (Gmelin, 1789) -- valid -- Chotacabras pauraque, Common Pauraque, Pauraque
  Oceanites Keyserling & J. H. Blasius, 1840 -- valid -- Wilson's Storm-Petrels
  Oceanites oceanicus (Kuhl, 1820) -- valid -- Océanite de Wilson, Paíño de Wilson, Wilson's Storm Petrel, Wilson's Storm-Petrel
  Oceanodroma Reichenbach, 1853 -- valid -- Dark Storm Petrels
  Oceanodroma castro (Harcourt, 1851) -- valid -- Band-rumped Storm Petrel, Band-rumped Storm-Petrel, Océanite de Castro, Paíño de Harcourt
  Oceanodroma furcata (Gmelin, 1789) -- valid -- Fork-tailed Storm Petrel, Fork-tailed Storm-Petrel, Océanite à queue fourchue
  Oceanodroma homochroa (Coues, 1864) -- valid -- Ashy Storm Petrel, Ashy Storm-Petrel, Océanite cendré, Paíño cenizo
  Oceanodroma leucorhoa (Vieillot, 1818) -- valid -- Leach's Storm Petrel, Leach's Storm-Petrel, Océanite cul-blanc, Paíño de Leach
  Oceanodroma matsudairae Kuroda, 1922 -- valid -- Matsudaira's Storm Petrel
  Oceanodroma melania (Bonaparte, 1854) -- valid -- Black Storm Petrel, Black Storm-Petrel, Océanite noir, Paíño negro
  Oceanodroma microsoma (Coues, 1864) -- valid -- Least Storm Petrel, Least Storm-Petrel, Océanite minute, Paíño mínimo
  Oceanodroma tethys (Bonaparte, 1852) -- valid -- Océanite téthys, Paíño de Galápagos, Wedge-rumped Storm Petrel, Wedge-rumped Storm-Petrel
  Oceanodroma tristrami Salvin, 1896 -- valid -- Océanite de Tristram, Sooty Storm-Petrel, Tristram's Storm Petrel, Tristram's Storm-Petrel
  Ochotona princeps (Richardson, 1828) -- valid -- American Pika, pika
  Odontophoridae -- valid -- New World Quails
  Oedalechilus Fowler, 1903 -- valid -- fat mullets
  Oedalechilus labiosus (Valenciennes in Cuvier and Valenciennes, 1836) -- valid -- fat mullet
  Oenanthe Vieillot, 1816 -- valid -- Wheatears
  Oenanthe oenanthe (Linnaeus, 1758) -- valid -- Collalba norteña, Northern Wheatear, traquet motteux
  Oligolepis acutipennis (Valenciennes in Cuvier and Valenciennes, 1837) -- valid -- barecheek goby, pointed fin goby
  Oligoplites Gill, 1863 -- valid -- leatherjackets, leatherjacks, pompanos
  Oligoplites saurus (Bloch and Schneider, 1801) -- valid -- leatherjack, leatherjacket, piña sietecueros, zapatero
  Oncorhynchus Suckley, 1861 -- valid -- Pacific salmon
  Oncorhynchus aguabonita (Jordan, 1892) -- valid -- California golden trout, golden trout
  Oncorhynchus gorbuscha (Walbaum, 1792) -- valid -- humpback, humpbacked salmon, pink salmon, saumon rose
  Ophichthidae -- valid -- serpents de mer, snake eels, tiesos, worm eels
  Ophichthus Ahl, 1789 -- valid -- snake eels
  Ophichthus gomesi (Castelnau, 1855) -- invalid -- shrimp eel
  Ophieleotris Aurich, 1938 -- valid -- snakehead gudgeons
  Ophieleotris aporos (Bleeker, 1854) -- valid -- snakehead gudgeon
  Ophiocara Gill, 1863 -- valid -- spangled gudgeons
  Ophiocara porocephala (Valenciennes in Cuvier and Valenciennes, 1837) -- valid -- spangled gudgeon
  Ophisternon McClelland, 1844 -- valid -- snake swamp eels
  Ophisternon bengalense McClelland, 1844 -- valid -- Asian swamp eel, Bengal swamp eel, ricefield eel
  Opisthonema Gill, 1861 -- valid -- thread herrings
  Opisthonema oglinum (Lesueur, 1818) -- valid -- Atlantic thread herring, machuelo, sardina vivita de hebra
  Opsopoeodus Hay, 1881 -- valid -- pugnose minnows
  Opsopoeodus emiliae Hay, 1881 -- valid -- pugnose minnow
  Oregonichthys Hubbs in Schultz, 1929 -- valid -- Oregon chubs
  Oreochromis Günther, 1889 -- valid -- blue tilapias
  Oreochromis aureus (Steindachner, 1864) -- valid -- blue tilapia, tilapia azul
  Oreochromis macrochir (Boulenger, 1912) -- valid -- greenheaded bream, longfin tilapia
  Oreochromis mossambicus (Peters, 1852) -- valid -- Mozambique mouth-breeder, Mozambique mouthbrooder, Mozambique tilapia, tilapia mosambica
  Oreochromis niloticus (Linnaeus, 1758) -- valid -- Nile mouthbreeder, Nile tilapia, tilapia del Nilo
  Oreochromis urolepis (Norman, 1922) -- valid -- Wami tilapia
  Oreortyx S. F. Baird, 1858 -- valid -- Mountain Quails
  Oreortyx pictus (Douglas, 1829) -- valid -- Codorniz de montaña, Mountain Quail
  Oreoscoptes S. F. Baird, 1858 -- valid -- Sage Thrashers
  Oreoscoptes montanus (J. K. Townsend, 1837) -- valid -- Cuitlacoche de chías, Sage Thrasher
  Ortalis Merrem, 1786 -- valid -- Chachalacas
  Ortalis vetula (Wagler, 1830) -- valid -- Chachalaca vetula, Plain Chachalaca
  Orthodon Girard, 1856 -- valid -- Sacramento blackfishes
  Orthodon microlepidotus (Ayres, 1854) -- valid -- Sacramento blackfish
  Orthopristis Girard, 1858 -- valid -- pigfishes
  Orthopristis chrysoptera (Linnaeus, 1766) -- valid -- burro, corocoro armado, pigfish
  Orthorhyncus Lacepede, 1799 -- valid -- Crested Hummingbirds
  Orthorhyncus cristatus (Linnaeus, 1758) -- valid -- Antillean Crested Hummingbird
  Oryctolagus Lilljeborg, 1873 -- valid -- Old World rabbits
  Osmeridae -- valid -- capellanes, éperlans, smelts
  Osmeriformes -- valid -- argentines, argentines, éperlans, smelts
  Osmerus Linnaeus, 1758 -- valid -- rainbow smelts
  Osmerus mordax (Mitchill, 1814) -- valid -- éperlan arc-en-ciel, rainbow smelt
  Osmerus spectrum Cope, 1870 -- invalid -- éperlan nain, pygmy smelt
  Osteoglossiformes -- valid -- bonytongues
  Otus Pennant, 1769 -- valid -- Scops-Owls
  Otus asio (Linnaeus, 1758) -- invalid -- Eastern Screech-Owl, petit-duc maculé, Tecolote oriental
  Otus flammeolus (Kaup, 1852) -- valid -- Flammulated Owl, Tecolote ojo oscuro
  Otus kennicottii (Elliot, 1867) -- invalid -- Tecolote occidental, Western Screech-Owl
  Otus nudipes (Daudin, 1800) -- invalid -- Puerto Rican Screech-Owl
  Otus sunia (Hodgson, 1836) -- valid -- Oriental Scops Owl, Oriental Scops-Owl
  Otus trichopsis (Wagler, 1832) -- invalid -- Tecolote rítmico, Whiskered Screech-Owl
  Oxyeleotris Bleeker, 1874 -- valid -- Indonesian guavinas
  Oxyeleotris gyrinoides (Bleeker, 1853) -- invalid -- greenback guavina
  Oxyeleotris lineolatus (Steindachner, 1867) -- invalid -- sleepy gudgeon
  Oxyura Bonaparte, 1828 -- valid -- Stiff-tailed Ducks
  Oxyura jamaicensis (Gmelin, 1789) -- valid -- érismature rousse, Pato tepalcate, Ruddy Duck
  Oxyurichthys Bleeker, 1857 -- valid -- arrowfin gobies
  Oxyurichthys guibei Smith, 1959 -- valid -- blackspot arrowfin goby
  Oxyurichthys microlepis (Bleeker, 1849) -- valid -- finescale arrowfin goby, smallscaled goby
  Oxyurichthys ophthalmonema (Bleeker, 1856-57) -- valid -- lined arrowfin goby
  Oxyurichthys papuensis (Valenciennes in Cuvier and Valenciennes, 1837) -- valid -- frogface goby, spangled arrowfin goby
  Oxyurichthys tentacularis (Valenciennes in Cuvier and Valenciennes, 1837) -- valid -- redspot arrowfin goby, tentacled goby
  Oxyurichthys visayanus Herre, 1927 -- valid -- purple arrowfin goby
  Pachycephalidae Swainson, 1831 -- valid
  Pachyramphus G. R. Gray, 1840 -- valid -- Becards
  Pachyramphus aglaiae (Lafresnaye, 1839) -- valid -- Mosquero-cabezón degollado, Rose-throated Becard
  Padda Reichenbach, 1850 -- invalid
  Padda oryzivora (Linnaeus, 1758) -- invalid -- Java Sparrow
  Pagophila Kaup, 1829 -- valid
  Palutrus Smith, 1959 -- valid -- yellowstreak gobies
  Pandion Savigny, 1809 -- valid -- Ospreys
  Pandion haliaetus (Linnaeus, 1758) -- valid -- Balbuzard pêcheur, Gavilán pescador, Osprey, Western Osprey
  Pandioninae -- invalid
  Parabuteo Ridgway, 1874 -- valid -- Harris' Hawks
  Parabuteo unicinctus (Temminck, 1824) -- valid -- Aguililla rojinegra, Buse de Harris, Harris' Hawk, Harris's Hawk
  Pararhinichthys Stauffer, Hocutt and Mayden, 1997 -- valid -- mongrel daces
  Pardirallus Bonaparte, 1856 -- valid -- Spotted Rails
  Pardirallus maculatus (Boddaert, 1783) -- valid -- Rascón pinto, Spotted Rail
  Paridae Vigors, 1825 -- valid -- Chickadees, Titmice, Tits
  Parioglossus Regan, 1912 -- valid -- blacktail dartfishes
  Parioglossus formosus (Smith, 1931) -- valid -- broadstripe dartfish
  Parioglossus lineatus Rennis and Hoese, 1985 -- valid -- blackstripe dartfish
  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 taeniatus Regan, 1912 -- valid -- slimstripe dartfish
  Parioglossus verticalis Rennis and Hoese, 1985 -- valid -- banded dartfish
  Passer Brisson, 1760 -- valid -- Old World Sparrows
  Passer domesticus (Linnaeus, 1758) -- valid -- Gorrión casero, House Sparrow, moineau domestique
  Passer montanus (Linnaeus, 1758) -- valid -- Eurasian Sparrow, Eurasian Tree Sparrow
  Passeridae Rafinesque, 1815 -- valid
  Pavo Linnaeus, 1758 -- valid -- Peafowl
  Pavo cristatus Linnaeus, 1758 -- valid -- Common Peafowl, Indian Peafowl
  Pelagodroma Reichenbach, 1853 -- valid -- White-faced Storm Petrel
  Pelagodroma marina (Latham, 1790) -- valid -- Océanite frégate, White-faced Storm Petrel, White-faced Storm-Petrel
  Pelecanidae Rafinesque, 1815 -- valid -- Pelicans
  Pelecanus Linnaeus, 1758 -- valid -- Pelicans
  Pelecanus conspicillatus Temminck, 1824 -- valid -- Australian Pelican
  Pelecanus erythrorhynchos Gmelin, 1789 -- valid -- American White Pelican, Pélican d'Amérique, Pelícano blanco
  Pelecanus occidentalis Linnaeus, 1766 -- valid -- Brown Pelican, Pélican brun, Pelícano pardo
  Pelvicachromis Thys van den Audenaerde, 1968 -- valid -- kribs
  Pelvicachromis pulcher (Boulenger, 1901) -- valid -- purple cichlid, rainbow krib
  Perca Linnaeus, 1758 -- valid -- yellow perches
  Perca flavescens (Mitchill, 1814) -- valid -- perchaude, yellow perch
  Percidae -- valid -- percas, perches, perches, perches et dards, true perches
  Perciformes -- valid -- perch-like fishes
  Percina Haldeman, 1842 -- valid -- roughbelly darters
  Percina aurantiaca (Cope, 1868) -- valid -- tangerine 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 -- fouille-roche zébré, logperch
  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 evides (Jordan and Copeland in Jordan, 1877) -- valid -- gilt darter
  Percina gymnocephala Beckham, 1980 -- valid -- Appalachia darter
  Percina macrolepida Stevenson, 1971 -- valid -- bigscale logperch, perca escamona
  Percina maculata (Girard, 1859) -- valid -- blackside 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 peltata (Stauffer in Cope, 1864) -- valid -- shield darter
  Percina phoxocephala (Nelson, 1876) -- valid -- slenderhead darter
  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 stictogaster Burr and Page, 1993 -- valid -- frecklebelly darter
  Percina vigil (Hay, 1882) -- valid -- saddleback darter
  Percopsidae Agassiz, 1850 -- valid -- omiscos, percas falsas, trout perches, trout-perches
  Percopsiformes -- valid -- percopsiforms, trout-perches
  Percopsis Agassiz, 1849 -- valid -- trout-perches
  Percopsis omiscomaycus (Walbaum, 1792) -- valid -- omisco, trout-perch
  Percopsis transmontana (Eigenmann and Eigenmann in Eigenmann, 1892) -- valid -- sand roller
  Perdix Brisson, 1760 -- valid -- Gray Partridges
  Perdix perdix (Linnaeus, 1758) -- valid -- Gray Partridge, Grey Partridge, perdrix grise
  Periophthalmus Bloch and Schneider, 1801 -- valid -- mudskippers
  Periophthalmus argentilineatus Valenciennes in Cuvier and Valenciennes, 1837 -- valid -- silverstripe mudskipper
  Periophthalmus kalolo Lesson, 1831 -- valid -- Kalolo mudskipper
  Perisoreus Bonaparte, 1831 -- valid -- Gray Jays
  Perisoreus canadensis (Linnaeus, 1766) -- valid -- Gray Jay, Grey Jay, mésangeai du Canada
  Petrochelidon Cabanis, 1850 -- valid
  Petrochelidon fulva (Vieillot, 1808) -- valid -- Cave Swallow
  Petrochelidon pyrrhonota (Vieillot, 1817) -- valid -- American Cliff Swallow, Cliff Swallow, hirondelle à front blanc
  Peucedramidae Wolters, 1980 -- valid -- Olive Warbler
  Peucedramus Coues, 1875 -- valid -- Olive Warblers
  Peucedramus taeniatus (Du Bus de Gisignies, 1847) -- valid -- Ocotero enmascarado, Olive Warbler
  Phainopepla S. F. Baird, 1858 -- valid -- Phainopeplas
  Phainopepla nitens (Swainson, 1838) -- valid -- Capulinero negro, Phainopepla
  Phalacrocoracidae Reichenbach, 1849 -- valid -- Cormorants, Shags
  Phalacrocorax Brisson, 1760 -- valid -- Cormorants
  Phalacrocorax auritus (Lesson, 1831) -- valid -- Cormoran à aigrettes, Cormorán orejudo, Double-crested Cormorant
  Phalacrocorax brasilianus (Gmelin, 1789) -- valid -- Cormorán oliváceo, Cormoran vigua, Neotropic Cormorant
  Phalacrocorax carbo (Linnaeus, 1758) -- valid -- Grand Cormoran, Great Cormorant
  Phalacrocorax melanoleucos (Vieillot, 1817) -- invalid -- Little Pied Cormorant
  Phalacrocorax pelagicus Pallas, 1811 -- valid -- Cormorán pelágico, Cormoran pélagique, Pelagic Cormorant
  Phalacrocorax penicillatus (Brandt, 1837) -- valid -- Brandt's Cormorant, Cormoran de Brandt, Cormorán de Brandt
  Phalacrocorax urile (Gmelin, 1789) -- valid -- Cormoran à face rouge, Red-faced Cormorant
  Phalaenoptilus Ridgway, 1880 -- valid -- Poorwills
  Phalaenoptilus nuttallii (Audubon, 1844) -- valid -- Common Poorwill, Tapacamino tevíi
  Phalaropodinae -- invalid
  Phalaropus Brisson, 1760 -- valid -- Phalaropes
  Phalaropus fulicaria (Linnaeus, 1758) -- invalid -- Falaropo pico grueso, phalarope à bec large, Red Phalarope
  Phalaropus lobatus (Linnaeus, 1758) -- valid -- Falaropo cuello rojo, Phalarope à bec étroit, Red-necked Phalarope
  Phalaropus tricolor (Vieillot, 1819) -- valid -- Falaropo pico largo, Phalarope de Wilson, Wilson's Phalarope
  Phasianidae -- valid -- cailles, faisans, Grouse, Partridges, Pheasants, Quail, Turkeys
  Phasianinae -- valid -- Pheasants
  Phasianus Linnaeus, 1758 -- valid -- Pheasants
  Phasianus colchicus Linnaeus, 1758 -- valid -- Common Pheasant, faisan de chasse, Faisán de collar, Ring-necked Pheasant
  Phenacobius Cope, 1867 -- valid -- suckermouth minnows
  Phenacobius catostomus Jordan, 1877 -- valid -- riffle minnow
  Phenacobius crassilabrum Minckley and Craddock, 1962 -- valid -- fatlips minnow
  Phenacobius mirabilis (Girard, 1856) -- valid -- suckermouth minnow
  Phenacobius uranops Cope, 1867 -- valid -- stargazing minnow
  Philomachus Merrem, 1804 -- valid -- Ruffs
  Philomachus pugnax (Linnaeus, 1758) -- valid -- combatant varié, Combattant varié, Ruff
  Phoebastria Reichenbach, 1853 -- valid
  Phoebastria albatrus (Pallas, 1769) -- valid -- Albatros à queue courte, Short-tailed Albatross
  Phoebastria immutabilis (Rothschild, 1893) -- valid -- Albatros de Laysan, Laysan Albatross
  Phoebastria nigripes (Audubon, 1839) -- valid -- Albatros à pieds noirs, Black-footed Albatross
  Phoebetria Reichenbach, 1853 -- valid
  Phoebetria palpebrata (J. R. Forster, 1785) -- valid -- Albatros fuligineux, Light-mantled Albatross
  Phylloscopus F. Boie, 1826 -- valid -- Willow Warblers
  Phylloscopus borealis (J. H. Blasius, 1858) -- valid -- Arctic Warbler
  Phylloscopus fuscatus (Blyth, 1842) -- valid -- Dusky Warbler
  Phylloscopus sibilatrix (Bechstein, 1793) -- invalid -- Wood Warbler
  Pica Brisson, 1760 -- valid -- Magpies
  Pica nuttalli (Audubon, 1837) -- valid -- Yellow-billed Magpie
  Pica pica (Linnaeus, 1758) -- valid -- Black-billed Magpie, Eurasian Magpie, pie bavarde
  Picidae -- valid -- fourmiliers, pic-bois, Woodpeckers, Wrynecks
  Piciformes -- valid -- pic-bois, Woodpeckers
  Picinae -- valid
  Picoides Lacepede, 1799 -- valid -- Pied Woodpeckers
  Picoides albolarvatus (Cassin, 1850) -- valid -- White-headed Woodpecker
  Picoides arcticus (Swainson, 1832) -- valid -- Black-backed Woodpecker, pic à dos noir
  Picoides borealis (Vieillot, 1809) -- valid -- Red-cockaded Woodpecker
  Picoides nuttallii (Gambel, 1843) -- valid -- Carpintero californiano, Nuttall's Woodpecker
  Picoides pubescens (Linnaeus, 1766) -- valid -- Carpintero velloso-menor, Downy Woodpecker, pic mineur
  Picoides scalaris (Wagler, 1829) -- valid -- Carpintero mexicano, Ladder-backed Woodpecker
  Picoides stricklandi (Malherbe, 1845) -- valid -- Carpintero de Strickland, Strickland's Woodpecker
  Picoides tridactylus (Linnaeus, 1758) -- valid -- Eurasian Three-toed Woodpecker, pic tridactyle, Three-toed Woodpecker
  Picoides villosus (Linnaeus, 1766) -- valid -- Carpintero velloso-mayor, Hairy Woodpecker, pic chevelu
  Pimephales Rafinesque, 1820 -- valid -- bluntnose minnows
  Pimephales notatus (Rafinesque, 1820) -- valid -- bluntnose minnow, ventre-pourri
  Pimephales promelas Rafinesque, 1820 -- valid -- carpita cabezona, fathead minnow, tête-de-boule
  Pimephales tenellus (Girard, 1856) -- valid -- slim minnow
  Pimephales vigilax (Baird and Girard, 1853) -- valid -- bullhead minnow, carpita cabeza de toro
  Pinguinus Bonnaterre, 1791 -- valid -- Great Auks
  Pinguinus impennis (Linnaeus, 1758) -- valid -- Grand Pingouin, Great Auk
  Pitangus Swainson, 1827 -- valid -- Kiskadees
  Pitangus sulphuratus (Linnaeus, 1766) -- valid -- Great Kiskadee, Luis bienteveo
  Plagopterus Cope, 1874 -- valid -- woundfins
  Platygobio Gill, 1863 -- valid -- flathead chubs
  Plectorhinchus Lacepède, 1801 -- valid -- sweetlips
  Plectorhinchus albovittatus (Rüppell, 1838) -- valid -- Indian grunt, twostripe sweetlips
  Plectorhinchus gibbosus (Lacepède, 1802) -- valid -- black sweetlips
  Plegadis Kaup, 1829 -- valid -- Glossy Ibises
  Plegadis chihi (Vieillot, 1817) -- valid -- Ibis à face blanche, Ibis cara blanca, White-faced Ibis
  Plegadis falcinellus (Linnaeus, 1766) -- valid -- Glossy Ibis, Ibis cara oscura, Ibis falcinelle
  Ploceidae Sundevall, 1836 -- valid -- Bishops, Weavers, Widowbirds
  Pluvialis Brisson, 1760 -- valid -- Golden-Plovers
  Pluvialis apricaria (Linnaeus, 1758) -- valid -- European Golden Plover, European Golden-Plover, Greater Golden-Plover, Pluvier doré
  Pluvialis dominica (Statius Muller, 1776) -- valid -- American Golden Plover, American Golden-Plover, Chorlo dominico, Lesser Golden-Plover, Pluvier bronzé, pluvier doré d'Amérique
  Pluvialis fulva (Gmelin, 1789) -- valid -- Chorlo fulvo, Pacific Golden Plover, Pacific Golden-Plover, Pluvier fauve
  Pluvialis squatarola (Linnaeus, 1758) -- valid -- Black-bellied Plover, Chorlo gris, Grey Plover, Pluvier argenté
  Poecile Kaup, 1829 -- valid
  Poecile atricapillus (Linnaeus, 1766) -- valid -- Black-capped Chickadee, mésange à tête noire
  Poecile carolinensis (Audubon, 1834) -- valid -- Carolina Chickadee
  Poecile cinctus (Boddaert, 1783) -- valid -- Gray-headed Chickadee, Siberian Tit
  Poecile gambeli (Ridgway, 1886) -- valid -- Mountain Chickadee
  Poecile hudsonicus (J. R. Forster, 1772) -- valid -- Boreal Chickadee, mésange à tête brune
  Poecile rufescens (J. K. Townsend, 1837) -- valid -- Chestnut-backed Chickadee
  Poecile sclateri (O. Kleinschmidt, 1897) -- valid -- Mexican Chickadee
  Poecilia Bloch and Schneider, 1801 -- valid -- livebearers, mollies
  Poecilia formosa (Girard, 1859) -- valid -- Amazon molly, topote amazona
  Poecilia latipinna (Lesueur, 1821) -- valid -- sailfin molly, topote velo negro
  Poecilia mexicana Steindachner, 1863 -- valid -- shortfin molly, topote del Atlántico
  Poecilia reticulata Peters, 1859 -- valid -- gupi, guppy, millions fish, rainbowfish
  Poecilia sphenops Valenciennes in Cuvier and Valenciennes, 1846 -- valid -- black molly, liberty mollly, liberty molly, Mexican molly, mollie, molly, pointed-mouth molly, topote mexicano
  Poecilia vittata Guichenot, 1853 -- invalid -- Cuban limia
  Poeciliidae Garman, 1895 -- valid -- livebearers, livebearing toothcarps, poecilies, poeciliids, topminnows, topotes y espadas
  Poeciliopsis Regan, 1913 -- valid -- desert topminnows
  Poeciliopsis gracilis (Heckel, 1848) -- valid -- guatopote jarocho, porthole livebearer
  Pogonias Lacepède, 1801 -- valid -- black drums
  Pogonias cromis (Linnaeus, 1766) -- valid -- black drum, corvina negra, tambor negro
  Pogonichthys Girard, 1854 -- valid -- splittails
  Poliolimnas Sharpe, 1893 -- invalid -- White-browed Rails
  Poliolimnas cinereus (Vieillot, 1819) -- invalid -- White-browed Rail
  Polioptila P. L. Sclater, 1855 -- valid -- Gnatcatchers
  Polioptila caerulea (Linnaeus, 1766) -- valid -- Blue-gray Gnatcatcher, Blue-grey Gnatcatcher, gobemoucherons gris-bleu, Perlita azulgris
  Polioptila californica Brewster, 1881 -- valid -- California Gnatcatcher, Perlita californiana
  Polioptila melanura Lawrence, 1857 -- valid -- Black-tailed Gnatcatcher, Perlita del desierto
  Polioptila nigriceps S. F. Baird, 1864 -- valid -- Black-capped Gnatcatcher, Perlita sinaloense
  Polydactylus Lacepède, 1803 -- valid -- barbudos, barbus
  Polydactylus virginicus (Linnaeus, 1758) -- valid -- barbu, barbudo, barbudo barbú
  Polynemidae -- valid -- barbudos, capitaines, threadfins
  Polyodon Lacepède, 1797 -- valid -- paddlefishes
  Polyodon spathula (Walbaum, 1792) -- valid -- American paddlefish, paddlefish
  Polyodontidae -- valid -- espátulas, paddlefishes, spatules
  Polyodontidae -- invalid
  Polysticta Eyton, 1836 -- valid -- Steller's Eiders
  Polysticta stelleri (Pallas, 1769) -- valid -- eider de Steller, Steller's Eider
  Pomacentridae -- valid -- castañetas y jaquetas, damselfishes, demoiselles, sergents
  Pomadasys Lacepède, 1802 -- valid -- burros, gray grunts, grunters, javelinfishes
  Pomadasys crocro (Cuvier in Cuvier and Valenciennes, 1830) -- valid -- burro grunt, corocoro crocro, ticopa
  Pomatomidae -- valid -- anjovas, bluefishes, tassergals
  Pomatomus Lacepède, 1802 -- valid -- bluefishes
  Pomatomus saltatrix (Linnaeus, 1766) -- valid -- anjova, bluefish
  Pomoxis Rafinesque, 1818 -- valid -- crappies
  Pomoxis annularis Rafinesque, 1818 -- valid -- white crappie
  Pomoxis nigromaculatus (Lesueur in Cuvier and Valenciennes, 1829) -- valid -- black crappie, marigane noire, mojarra negra
  Porphyrio Brisson, 1760 -- valid -- Swamphens
  Porphyrio porphyrio (Linnaeus, 1758) -- valid -- Purple Swamphen
  Porphyrula Blyth, 1852 -- invalid -- Gallinules
  Porphyrula flavirostris (Gmelin, 1789) -- invalid
  Porphyrula martinica (Linnaeus, 1766) -- invalid -- Gallineta morada, Purple Gallinule, talève violacée
  Porzana Vieillot, 1816 -- valid -- Soras
  Porzana carolina (Linnaeus, 1758) -- valid -- marouette de Caroline, Polluela sora, Sora
  Porzana flaviventer (Boddaert, 1783) -- valid -- Polluela pecho amarillo, Yellow-breasted Crake
  Porzana monasa (Kittlitz, 1858) -- valid -- Kosrae Rail
  Porzana palmeri (Frohawk, 1892) -- valid -- Laysan Rail
  Porzana sandwichensis (Gmelin, 1789) -- valid -- Hawaiian Rail
  Porzana tabuensis (Gmelin, 1789) -- valid -- Sooty Rail, Spotless Crake
  Pristigasteridae -- valid -- ilishas, longfin herrings, pellonas, pristigastéridés, pristigasterids, sardinas machete, sawbelly herrings
  Procellariidae Leach, 1820 -- valid -- fulmars, Fulmars, Petrels, pétrels, Shearwaters
  Procelsterna Lafresnaye, 1842 -- valid -- Blue-gray Noddys
  Procelsterna cerulea (F. D. Bennett, 1840) -- valid -- Blue Noddy, Blue-gray Noddy, Noddi bleu
  Progne F. Boie, 1826 -- valid
  Progne chalybea (Gmelin, 1789) -- valid -- Golondrina acerada, Gray-breasted Martin, Grey-breasted Martin
  Progne cryptoleuca S. F. Baird, 1865 -- valid -- Cuban Martin
  Progne dominicensis (Gmelin, 1789) -- valid -- Caribbean Martin
  Progne elegans S. F. Baird, 1865 -- valid -- Southern Martin
  Progne subis (Linnaeus, 1758) -- valid -- Golondrina azulnegra, hirondelle noire, Purple Martin
  Progne tapera (Linnaeus, 1766) -- valid -- Brown-chested Martin
  Prosopium Jordan, 1878 -- valid -- round whitefishes
  Prosopium coulterii (Eigenmann and Eigenmann, 1892) -- valid -- pygmy whitefish
  Prosopium cylindraceum (Pennant, 1784) -- valid -- ménomini rond, round whitefish
  Proterorhinus Smitt, 1900 -- valid -- tubenose gobies
  Proterorhinus marmoratus (Pallas, 1814) -- valid -- tubenose blenny, tubenose goby
  Prunella Vieillot, 1816 -- valid -- Accentors
  Prunella montanella (Pallas, 1776) -- valid -- Siberian Accentor
  Prunellidae Richmond, 1908 -- valid -- Accentors
  Psaltriparus Bonaparte, 1850 -- valid -- Bushtits
  Psaltriparus minimus (J. K. Townsend, 1837) -- valid -- American Bushtit, Bushtit, Sastrecillo
  Pseudogobius Popta, 1922 -- valid -- snouted gobies
  Pseudogobius javanicus (Bleeker, 1856) -- valid -- spotfin snouted goby
  Pseudophallus Herald, 1940 -- valid -- fluvial pipefishes
  Pseudophallus mindii (Meek and Hildebrand, 1923) -- valid -- fluvial pipefish, freshwater pipefish
  Psittacidae -- valid -- aras, cacatoès, Cockatoos, Lories, Macaws, Parrots, perroquets
  Psittaciformes -- valid -- Parrots, perroquets
  Psittacula Cuvier, 1800 -- valid -- Rose-ringed Parakeets
  Psittacula krameri (Scopoli, 1769) -- valid -- Rose-ringed Parakeet
  Pterocles Temminck, 1815 -- valid -- Sandgrouse
  Pterocles exustus Temminck, 1825 -- valid -- Chestnut-bellied Sandgrouse, Ganga à ventre brun
  Pteroclididae -- valid -- Sandgrouse
  Pterodroma Bonaparte, 1856 -- valid
  Pterodroma arminjoniana (Giglioli & Salvadori, 1869) -- valid -- Herald Petrel, Pétrel de la Trinité du Sud, Trindade Petrel
  Pterodroma cervicalis (Salvin, 1891) -- valid -- Pétrel à col blanc, Petrel cuello blanco, White-necked Petrel
  Pterodroma cookii (G. R. Gray, 1843) -- valid -- Cook's Petrel, Petrel de Cook, Pétrel de Cook
  Pterodroma externa (Salvin, 1875) -- valid -- Juan Fernandez Petrel, Petrel de Juan Fernández, Pétrel de Juan Fernandez
  Pterodroma hasitata (Kuhl, 1820) -- valid -- Black-capped Petrel, Pétrel diablotin
  Pterodroma hypoleuca (Salvin, 1888) -- valid -- Bonin Petrel, Pétrel des Bonin
  Pterodroma inexpectata (J. R. Forster, 1844) -- valid -- Mottled Petrel, Pétrel maculé
  Pterodroma longirostris (Stejneger, 1893) -- valid -- Pétrel de Stejneger, Stejneger's Petrel
  Pterodroma neglecta (Schlegel, 1863) -- valid -- Kermadec Petrel, Petrel de Kermadec, Pétrel des Kermadec
  Pterodroma nigripennis (Rothschild, 1893) -- valid -- Black-winged Petrel, Pétrel à ailes noires, Petrel ala negra
  Pterodroma phaeopygia (Salvin, 1876) -- valid -- Galapagos Petrel, Petrel de Galápagos, Pétrel des Galapagos
  Pterodroma rostrata (Peale, 1848) -- invalid -- Petrel de Tahití, Pétrel de Tahiti, Tahiti Petrel
  Pterodroma ultima Murphy, 1949 -- valid -- Murphy's Petrel, Pétrel de Murphy
  Pteronotropis Fowler, 1935 -- valid -- flagfin shiners
  Pteronotropis hubbsi (Bailey and Robison, 1978) -- valid -- bluehead shiner
  Pteronotropis hypselopterus (Günther, 1868) -- valid -- sailfin shiner
  Pteronotropis signipinnis (Bailey and Suttkus, 1952) -- valid -- flagfin shiner
  Pteronotropis welaka (Evermann and Kendall, 1898) -- valid -- bluenose shiner
  Ptilinopus Swainson, 1825 -- valid -- Fruit-Doves
  Ptilinopus pelewensis Hartlaub & Finsch, 1868 -- valid -- Palau Fruit Dove, Palau Fruit-Dove
  Ptilinopus perousii Peale, 1848 -- valid -- Many-colored Fruit Dove, Many-colored Fruit-Dove
  Ptilinopus porphyraceus (Temminck, 1821) -- valid -- Crimson-crowned Fruit Dove, Purple-capped Fruit-Dove
  Ptilinopus roseicapilla (Lesson, 1831) -- valid -- Mariana Fruit Dove, Marianas Fruit-Dove
  Ptilogonatidae Baird, 1858 -- valid -- Silky-Flycatchers
  Ptychocheilus Agassiz, 1855 -- valid -- pikeminnows
  Ptychocheilus grandis (Ayres, 1854) -- valid -- Sacramento pikeminnow, Sacramento squawfish
  Ptychocheilus oregonensis (Richardson, 1836) -- valid -- northern pikeminnow, northern squawfish
  Ptychocheilus umpquae Snyder, 1908 -- valid -- Umpqua pikeminnow, Umpqua squawfish
  Ptychoramphus Brandt, 1837 -- valid -- Cassin's Auklets
  Ptychoramphus aleuticus (Pallas, 1811) -- valid -- Alcuela oscura, Cassin's Auklet, Starique de Cassin
  Puffinus Brisson, 1760 -- valid
  Puffinus assimilis Gould, 1838 -- valid -- Little Shearwater, Petit Puffin
  Puffinus auricularis C. H. Townsend, 1890 -- valid -- 'A'o, Manx, Newell's Townsend's Shearwater, Pardela de Revillagigedo, Puffin de Townsend, Townsend's Shearwater
  Puffinus bulleri Salvin, 1888 -- valid -- Buller's Shearwater, Pardela de Buller, Puffin de Buller
  Puffinus carneipes Gould, 1844 -- valid -- Flesh-footed Shearwater, Pardela pata pálida, Puffin à pieds pâles
  Puffinus creatopus Coues, 1864 -- valid -- Pardela pata rosada, Pink-footed Shearwater, Puffin à pieds roses
  Puffinus gravis (O'Reilly, 1818) -- valid -- Great Shearwater, Greater Shearwater, Pardela mayor, Puffin majeur
  Puffinus griseus (Gmelin, 1789) -- valid -- Pardela gris, Puffin fuligineux, Sooty Shearwater
  Puffinus lherminieri Lesson, 1839 -- valid -- Audubon's Shearwater, Pardela de Audubon, Puffin d'Audubon
  Puffinus nativitatis Streets, 1877 -- valid -- Christmas Shearwater, Pardela de Navidad, Puffin de la Nativité
  Puffinus opisthomelas Coues, 1864 -- valid -- Black-vented Shearwater, Pardela mexicana, Puffin cul-noir
  Puffinus pacificus (Gmelin, 1789) -- valid -- Pardela cola cuña, Puffin fouquet, Wedge-tailed Shearwater
  Puffinus puffinus (Brunnich, 1764) -- valid -- Manx Shearwater, Puffin des Anglais
  Puffinus tenuirostris (Temminck, 1836) -- valid -- Pardela cola corta, Puffin à bec grêle, Short-tailed Shearwater
  Pungitius Coste, 1848 -- valid -- ninespine sticklebacks
  Puntius Hamilton, 1822 -- valid -- spotted barbs
  Puntius binotatus (Valenciennes in Cuvier and Valenciennes, 1842) -- valid -- spotted barb
  Puntius conchonius (Hamilton, 1822) -- valid -- rosy barb
  Puntius filamentosus (Valenciennes in Cuvier and Valenciennes, 1844) -- valid -- black-spot barb, blackspot barb
  Puntius semifaciolatus (Günther, 1868) -- invalid -- green barb
  Puntius semifasciolatus (Günther, 1868) -- valid -- green barb
  Pycnonotidae G. R. Gray, 1840 -- valid -- Bulbuls
  Pycnonotus F. Boie, 1826 -- valid -- Bulbuls
  Pycnonotus cafer (Linnaeus, 1766) -- valid -- Red-vented Bulbul
  Pycnonotus jocosus (Linnaeus, 1758) -- valid -- Red-whiskered Bulbul
  Pylodictis Rafinesque, 1819 -- valid -- flathead catfishes
  Pylodictis olivaris (Rafinesque, 1818) -- valid -- bagre piltonte, flathead catfish
  Pyrocephalus Gould, 1839 -- valid -- Vermilion Flycatchers
  Pyrocephalus rubinus (Boddaert, 1783) -- valid -- Mosquero cardenal, Vermilion Flycatcher
  Pyrroglaux Yamashina, 1938 -- valid -- Palau Owls
  Pyrroglaux podargina (Hartlaub & Finsch, 1872) -- valid -- Palau Owl
  Quiscalus Vieillot, 1816 -- valid -- Grackles
  Quiscalus major Vieillot, 1819 -- valid -- Boat-tailed Grackle
  Quiscalus mexicanus (Gmelin, 1788) -- valid -- Great-tailed Grackle, Zanate mexicano
  Quiscalus niger (Boddaert, 1783) -- valid -- Greater Antillean Grackle
  Quiscalus quiscula (Linnaeus, 1758) -- valid -- Common Grackle, quiscale bronzé
  Rallidae -- valid -- Coots, foulques, gallinules, Rails, râles, Waterhens
  Rallina G. R. Gray, 1846 -- valid -- Red-legged Crakes
  Rallina eurizonoides (Lafresnaye, 1845) -- valid -- Slaty-legged Crake
  Rallina fasciata (Raffles, 1822) -- valid -- Red-legged Crake
  Rallus Linnaeus, 1758 -- valid -- Greater Rails
  Rallus elegans Audubon, 1834 -- valid -- King Rail, râle élégant, Rascón real
  Rallus limicola Vieillot, 1819 -- valid -- râle de Virginie, Rascón limícola, Virginia Rail
  Rallus longirostris Boddaert, 1783 -- valid -- Clapper Rail, Rascón picudo
  Rallus owstoni (Rothschild, 1895) -- invalid -- Guam Rail
  Rallus philippensis Linnaeus, 1766 -- invalid -- Banded Rail
  Rallus wakensis (Rothschild, 1903) -- invalid -- Wake Rail
  Recurvirostra Linnaeus, 1758 -- valid -- Avocets
  Recurvirostra americana Gmelin, 1789 -- valid -- American Avocet, Avoceta americana, Avocette d'Amérique
  Redigobius Herre, 1927 -- valid -- dualspot gobies
  Redigobius bikolanus (Herre, 1927) -- valid -- checkered dualspot goby
  Redigobius roemeri (Weber, 1911) -- valid -- spotfin dualspot goby
  Regulidae Vigors, 1825 -- valid -- Goldcrests, Kinglets, roitelets
  Regulus Cuvier, 1800 -- valid -- Kinglets
  Regulus calendula (Linnaeus, 1766) -- valid -- Reyezuelo de rojo, roitelet à couronne rubis, Ruby-crowned Kinglet
  Regulus satrapa Lichtenstein, 1823 -- valid -- Golden-crowned Kinglet, Reyezuelo de oro, roitelet à couronne dorée
  Relictus Hubbs and Miller, 1972 -- valid -- relict daces
  Remizidae Olphe-Galliard, 1891 -- valid -- Penduline Tits, Verdins
  Rhinichthys Agassiz, 1849 -- valid -- riffle daces
  Rhinichthys atratulus (Hermann, 1804) -- valid -- blacknose dace, eastern blacknose dace, naseux noir, naseux noir de l'est
  Rhinichthys cataractae (Valenciennes in Cuvier and Valenciennes, 1842) -- valid -- carpita rinconera, longnose dace, naseux des rapides
  Rhinichthys deaconi Miller, 1984 -- valid -- Las Vegas dace
  Rhinichthys evermanni Snyder, 1908 -- valid -- Umpqua dace
  Rhinichthys falcatus (Eigenmann and Eigenmann, 1893) -- valid -- leopard dace
  Rhinichthys umatilla (Gilbert and Evermann, 1894) -- valid -- Umatilla dace
  Rhipidura Vigors & Horsfield, 1827 -- valid -- Fantails
  Rhipidura lepida Hartlaub & Finsch, 1868 -- valid -- Palau Fantail, Palau fantail flycatcher
  Rhipidura rufifrons (Latham, 1802) -- valid -- Rufous Fantail, Rufous-fronted Fantail
  Rhipiduridae Sundevall, 1872 -- valid
  Rhodeus Agassiz, 1832 -- valid -- bitterling
  Rhodeus sericeus (Pallas, 1776) -- valid -- bitterling
  Rhodostethia MacGillivray, 1842 -- valid
  Rhodostethia rosea (MacGillivray, 1824) -- valid -- Mouette rosée, Ross's Gull
  Rhynchopsitta Bonaparte, 1854 -- valid -- Thick-billed Parrots
  Rhynchopsitta pachyrhyncha (Swainson, 1827) -- valid -- Cotorra-serrana occidental, Thick-billed Parrot
  Richardsonius Girard, 1856 -- valid -- redside shiners
  Richardsonius balteatus (Richardson, 1836) -- valid -- redside shiner
  Richardsonius egregius (Girard, 1858) -- valid -- Lahontan redside, Lahontan shiner
  Ridgwayia Stejneger, 1883 -- valid -- Aztec Thrushes
  Ridgwayia pinicola (P. L. Sclater, 1859) -- valid -- Aztec Thrush, Mirlo pinto
  Riparia T. Forster, 1817 -- valid -- Bank Swallows
  Riparia riparia (Linnaeus, 1758) -- valid -- Bank Swallow, Golondrina ribereña, hirondelle de rivage, Sand Martin
  Rissa Stephens, 1826 -- valid
  Rivulidae Myers, 1925 -- invalid -- New World rivulines, rivulines
  Rivulus Poey, 1860 -- valid -- rivulines
  Rivulus hartii (Boulenger, 1890) -- valid -- giant rivulus, Hart's rivulus, rainfish, Trinidad rivulus
  Rivulus marmoratus Poey, 1880 -- valid -- almirante de manglar, mangrove rivulus, Matanzas rivulus, rivulo de mangle, rivulo matancero, rivulus
  Rostrhamus Lesson, 1830 -- valid -- Snail Kites
  Rostrhamus sociabilis (Vieillot, 1817) -- valid -- Gavilán caracolero, Milan des marais, Snail Kite
  Rukia Momiyama, 1922 -- valid -- Greater White-eyes
  Rukia longirostra (Taka-Tsukasa & Yamashina, 1931) -- valid -- Long-billed White-eye, Pohnpei Greater White-eye, Ponape Greater White-eye
  Rukia oleaginea (Hartlaub & Finsch, 1872) -- invalid -- Yap Greater White-eye
  Rukia palauensis (Reichenow, 1915) -- invalid -- Palau Greater White-eye
  Rukia ruki (Hartert, 1897) -- valid -- Teardrop White-eye, Truk Greater White-eye
  Rynchopinae -- invalid
  Rynchops Linnaeus, 1758 -- valid -- Skimmers
  Rynchops niger Linnaeus, 1758 -- valid -- Bec-en-ciseaux noir, Black Skimmer, Rayador americano
  Salmo Linnaeus, 1758 -- valid -- Atlantic salmon
  Salmo letnica (Karaman, 1924) -- valid
  Salmo trutta Linnaeus, 1758 -- valid -- brown trout, truite brune
  Salmonidae -- valid -- salmonids, salmons, trouts, trouts and salmons, truchas y salmones, truites et saumons
  Salmoniformes -- valid -- salmons, saumons
  Salpinctes Cabanis, 1847 -- valid -- Rock Wrens
  Salpinctes obsoletus (Say, 1822) -- valid -- Chivirín saltarroca, Rock Wren
  Salvelinus Richardson, 1836 -- valid -- chars
  Salvelinus agassizii (Garman, 1885) -- valid -- silver trout
  Salvelinus alpinus (Linnaeus, 1758) -- valid -- Arctic char, omble chevalier
  Salvelinus anaktuvukensis Morrow, 1973 -- valid
  Salvelinus namaycush (Walbaum in Artedi, 1792) -- valid -- lake trout, touladi
  Sarotherodon Rüppell, 1852 -- valid -- brushtooth tilapias
  Sarotherodon melanotheron Rüppell, 1852 -- valid -- blackchin mouthbreeder, blackchin tilapia
  Satan Hubbs and Bailey, 1947 -- valid -- widemouth blindcats
  Satan eurystomus Hubbs and Bailey, 1947 -- valid -- widemouth blindcat
  Saurothera Vieillot, 1816 -- valid -- Lizard-Cuckoos
  Saurothera vieilloti Bonaparte, 1850 -- valid -- Puerto Rican Lizard-Cuckoo
  Saxicola Bechstein, 1802 -- valid
  Saxicola torquata (Linnaeus, 1766) -- invalid
  Sayornis Bonaparte, 1854 -- valid -- Phoebes
  Sayornis nigricans (Swainson, 1827) -- valid -- Black Phoebe, Papamoscas negro
  Sayornis phoebe (Latham, 1790) -- valid -- Eastern Phoebe, moucherolle phébi, Papamoscas fibí
  Sayornis saya (Bonaparte, 1825) -- valid -- moucherolle à ventre roux, Papamoscas llanero, Say's Phoebe
  Scaphirhynchus Heckel, 1836 -- valid -- shovelnose sturgeons
  Scaphirhynchus albus (Forbes and Richardson, 1905) -- valid -- pallid sturgeon
  Scaphirhynchus platorynchus (Rafinesque, 1820) -- valid -- shovelnose sturgeon
  Scaphirhynchus suttkusi Williams and Clemmer, 1991 -- valid -- Alabama sturgeon
  Scardinius Bonaparte, 1837 -- valid -- rudds
  Scardinius erythrophthalmus (Linnaeus, 1758) -- valid -- pearl roach, rudd
  Scartomyzon Fowler, 1913 -- invalid -- jumprocks
  Scartomyzon ariommus (Robins and Raney, 1956) -- invalid -- bigeye jumprock
  Scartomyzon cervinus (Cope, 1868) -- invalid -- black jumprock
  Scartomyzon congestus (Baird and Girard, 1854) -- invalid -- gray jumprock, gray redhorse
  Scartomyzon lachneri (Robins and Raney, 1956) -- invalid -- greater jumprock
  Scartomyzon rupiscartes (Jordan and Jenkins in Jordan, 1889) -- invalid -- striped jumprock
  Scatophagidae -- valid -- butterfishes, scats, spadefishes
  Scatophagus Cuvier in Cuvier and Valenciennes, 1831 -- valid -- spotted scats
  Scatophagus argus (Linnaeus, 1766) -- valid -- argusfish, scat, spotted scat
  Sciaenidae -- valid -- coakers, corbs, corvinas y berrugatas, courbines, croakers, drums, drums and croakers, maigres, ombrines, roncadores, tambours
  Sciaenops Gill, 1863 -- valid -- red drums
  Sciaenops ocellatus (Linnaeus, 1766) -- valid -- corvineta ocelada, red drum
  Scolopacidae Rafinesque, 1815 -- valid -- bécasseaux, Sandpipers, Snipes
  Scolopacinae -- invalid
  Scolopax Linnaeus, 1758 -- valid -- Woodcocks
  Scolopax minor Gmelin, 1789 -- valid -- American Woodcock, Bécasse d'Amérique, Chocha americana
  Scolopax rusticola Linnaeus, 1758 -- valid -- Bécasse des bois, Eurasian Woodcock
  Scorpaeniformes -- valid -- chabots, mail-cheeked fishes, rascasses, scorpion fishes, sculpins
  Selasphorus Swainson, 1832 -- valid -- Rufous Hummingbirds
  Selasphorus platycercus (Swainson, 1827) -- valid -- Broad-tailed Hummingbird, Zumbador cola ancha
  Selasphorus rufus (Gmelin, 1788) -- valid -- Rufous Hummingbird, Zumbador rufo
  Selasphorus sasin (Lesson, 1829) -- valid -- Allen's Hummingbird, Zumbador de Allen
  Semotilus Rafinesque, 1820 -- valid -- creek chubs
  Semotilus atromaculatus (Mitchill, 1818) -- valid -- creek chub, mulet à cornes
  Semotilus corporalis (Mitchill, 1817) -- valid -- fallfish, ouitouche
  Semotilus thoreauianus Jordan, 1877 -- valid -- Dixie chub
  Sialia Swainson, 1827 -- valid -- Bluebirds
  Sialia currucoides (Bechstein, 1798) -- valid -- Azulejo pálido, merlebleu azuré, Mountain Bluebird
  Sialia mexicana Swainson, 1832 -- valid -- Azulejo garganta azul, merle-bleu de l'ouest, Western Bluebird
  Sialia sialis (Linnaeus, 1758) -- valid -- Azulejo garganta canela, Eastern Bluebird, merlebleu de l'est
  Sicydium Valenciennes in Cuvier and Valenciennes, 1837 -- valid -- American rockclimbing gobies
  Sicydium buscki Evermann and Clark, 1906 -- valid -- Busck's stone-biting goby, Dominican rockclimbing goby
  Sicydium plumieri (Bloch, 1786) -- valid -- Plumier's stone-biting goby, sirajo, tri-tri goby
  Sicydium punctatum Perugia, 1896 -- valid -- Antillian rockclimbing goby, spotted algae-eating goby
  Sicyopterus Gill, 1860 -- valid -- fatsnout rockclimbing gobies
  Sicyopterus eudentatus Parenti and Maciolek, 1993 -- valid -- finetooth rockclimbing goby
  Sicyopterus lividus Parenti and Maciolek, 1993 -- valid -- saddled rockclimbing goby
  Sicyopterus macrostetholepis (Bleeker, 1853) -- valid -- yellowtail rockclimbing goby
  Sicyopterus micrurus (Bleeker, 1853) -- valid -- clinging goby
  Sicyopterus nigrescens (Günther, 1888) -- invalid -- dusky rockclimbing goby
  Sicyopterus pugnans (Ogilvie-Grant, 1884) -- valid -- fatsnout rockclimbing goby
  Sicyopterus stimpsoni (Gill, 1860) -- valid -- Nopoli rockclimbing goby
  Sicyopterus taeniurus (Günther, 1877) -- invalid -- Pacific rockclimbing goby
  Sicyopus Gill, 1863 -- valid -- largemouth rockclimbing gobies
  Sicyopus fehlmanni Parenti and Maciolek, 1993 -- valid -- blackfin rockclimbing goby
  Sicyopus leprurus Sakai and Nakamura, 1979 -- valid -- specklefin rockclimbing goby
  Sicyopus nigriradiatus Parenti and Maciolek, 1993 -- valid -- gray rockclimbing goby
  Sicyopus zosterophorum (Bleeker, 1857) -- valid -- belted rockclimbing goby
  Siganidae -- valid -- rabbitfishes, spinefishes
  Siganus Forsskål, 1775 -- valid -- rabbitfishes
  Siganus randalli Woodland, 1990 -- valid -- reticulate rabbitfish
  Siganus vermiculatus (Valenciennes in Cuvier and Valenciennes, 1835) -- valid -- reticulated spinefoot, vermiculate rabbitfish
  Siluriformes -- valid -- catfishes, silures
  Sitta Linnaeus, 1758 -- valid -- Nuthatches
  Sitta canadensis Linnaeus, 1766 -- valid -- Red-breasted Nuthatch, Sita canadiense, sittelle à poitrine rousse
  Sitta carolinensis Latham, 1790 -- valid -- Sita pecho blanco, sittelle à poitrine blanche, White-breasted Nuthatch
  Sitta pusilla Latham, 1790 -- valid -- Brown-headed Nuthatch
  Sitta pygmaea Vigors, 1839 -- valid -- Pygmy Nuthatch, Sita enana
  Sittidae Lesson, 1828 -- valid -- Nuthatches
  Snyderichthys Miller, 1945 -- invalid -- leatherside chubs
  Snyderichthys copei (Jordan and Gilbert, 1881) -- invalid -- leatherside chub
  Somateria Leach, 1819 -- valid -- Greater Eiders, Typical Eiders
  Somateria fischeri (Brandt, 1847) -- valid -- Spectacled Eider
  Somateria mollissima (Linnaeus, 1758) -- valid -- Common Eider, eider à duvet
  Somateria spectabilis (Linnaeus, 1758) -- valid -- eider à tête grise, King Eider
  Sparidae -- valid -- dorades, plumas, porgies
  Speoplatyrhinus Cooper and Kuehne, 1974 -- valid -- Alabama cavefishes
  Sphyraena Artedi in Röse, 1793 -- valid -- barracudas
  Sphyraena barracuda (Walbaum, 1792) -- invalid -- great barracuda, picúa
  Sphyraenidae -- valid -- barracudas, barracudas, barracudas
  Sphyrapicus S. F. Baird, 1858 -- valid -- Sapsuckers
  Sphyrapicus nuchalis S. F. Baird, 1858 -- valid -- Chupasavia nuca roja, Red-naped Sapsucker
  Sphyrapicus ruber (Gmelin, 1788) -- valid -- Chupasavia cabeza roja, Red-breasted Sapsucker
  Sphyrapicus thyroideus (Cassin, 1852) -- valid -- Chupasavia oscuro, Williamson's Sapsucker
  Sphyrapicus varius (Linnaeus, 1766) -- valid -- Chupasavia maculado, pic maculé, Yellow-bellied Sapsucker
  Spirinchus Jordan and Evermann, 1896 -- valid -- longfin smelts
  Spirinchus thaleichthys (Ayres, 1860) -- valid -- longfin smelt
  Stelgidopteryx S. F. Baird, 1858 -- valid -- Rough-winged Swallows
  Stelgidopteryx serripennis (Audubon, 1838) -- valid -- Golondrina ala aserrada, hirondelle à ailes hérissées, Northern Rough-winged Swallow
  Stellula Gould, 1861 -- valid -- Calliope Hummingbirds
  Stellula calliope (Gould, 1847) -- valid -- Calliope Hummingbird, Colibrí garganta rayada
  Stenodus Richardson, 1836 -- valid -- inconnus
  Stenodus leucichthys (Güldenstädt, 1772) -- valid -- inconnu
  Stenogobius Bleeker, 1874 -- valid -- coastal stream gobies
  Stenogobius fehlmanni Watson, 1991 -- valid -- robbermask goby
  Stenogobius hawaiiensis Watson, 1991 -- valid -- Naniha goby
  Stercorariinae -- invalid
  Stercorarius Brisson, 1760 -- valid -- Jaegers
  Stercorarius longicaudus Vieillot, 1819 -- valid -- Labbe à longue queue, Long-tailed Jaeger, Salteador cola larga
  Stercorarius parasiticus (Linnaeus, 1758) -- valid -- Labbe parasite, Parasitic Jaeger, Salteador parásito
  Stercorarius pomarinus (Temminck, 1815) -- valid -- Labbe pomarin, Pomarine Jaeger, Pomarine Skua, Salteador pomarino
  Sterna Linnaeus, 1758 -- valid -- Typical Terns
  Sterna albifrons Pallas, 1764 -- invalid -- Little Tern
  Sterna aleutica S. F. Baird, 1869 -- invalid -- Aleutian Tern
  Sterna anaethetus Scopoli, 1786 -- invalid -- Bridled Tern, Charrán embridado
  Sterna antillarum (Lesson, 1847) -- invalid -- Charrán mínimo, Least Tern
  Sterna bergii Lichtenstein, 1823 -- invalid -- Great Crested Tern, Swift Tern
  Sterna caspia Pallas, 1770 -- invalid -- Caspian Tern, Charrán caspia, sterne caspienne
  Sterna dougallii Montagu, 1813 -- valid -- Charrán rosado, Roseate Tern, Sterne de Dougall
  Sterna elegans Gambel, 1849 -- invalid -- Charrán elegante, Elegant Tern
  Sterna forsteri Nuttall, 1834 -- valid -- Charrán de Forster, Forster's Tern, Sterne de Forster
  Sterna fuscata Linnaeus, 1766 -- invalid -- Charrán sombrío, Sooty Tern
  Sterna hirundo Linnaeus, 1758 -- valid -- Charrán común, Common Tern, Sterne pierregarin
  Sterna lunata Peale, 1848 -- invalid -- Gray-backed Tern, Spectacled Tern
  Sterna maxima Boddaert, 1783 -- invalid -- Charrán real, Royal Tern
  Sterna nilotica Gmelin, 1789 -- invalid -- Charrán pico grueso, Gull-billed Tern
  Sterna paradisaea Pontoppidan, 1763 -- valid -- Arctic Tern, Charrán ártico, Sterne arctique
  Sterna sandvicensis Latham, 1787 -- invalid -- Charrán de Sandwich, Sandwich Tern
  Sterna sumatrana Raffles, 1822 -- valid -- Black-naped Tern
  Sterninae -- invalid
  Stiphodon Weber, 1895 -- valid -- riffle gobies
  Stiphodon caeruleus Parenti and Maciolek, 1993 -- valid -- blue riffle goby
  Stiphodon elegans (Steindachner, 1879) -- valid -- green riffle goby
  Stiphodon pelewensis Herre, 1936 -- valid -- Palauan riffle goby
  Stizostedion Rafinesque, 1820 -- invalid -- pikeperches
  Stizostedion canadense (Griffith and Smith, 1834) -- invalid -- doré noir
  Streptopelia Bonaparte, 1855 -- valid -- Turtle-Doves
  Streptopelia bitorquata (Temminck, 1809) -- valid -- Island Collared Dove, Javanese Turtle-Dove
  Streptopelia chinensis (Scopoli, 1786) -- valid -- Spotted Dove
  Streptopelia decaocto (Frivaldszky, 1838) -- valid -- Eurasian Collared Dove, Eurasian Collared-Dove
  Streptopelia orientalis (Latham, 1790) -- valid -- Oriental Turtle Dove, Oriental Turtle-Dove
  Streptopelia risoria (Linnaeus, 1758) -- valid -- Ringed Turtle-Dove
  Streptopelia turtur (Linnaeus, 1758) -- valid -- European Turtle Dove, European Turtle-Dove
  Streptoprocne Oberholser, 1906 -- valid -- White-collared Swifts
  Streptoprocne zonaris (Shaw, 1796) -- valid -- Vencejo cuello blanco, White-collared Swift
  Strigidae -- valid -- Owls, strigidés, Typical Owls
  Strigiformes -- valid -- chouettes, engoulevents, Goatsuckers, hiboux, Owls
  Strix Linnaeus, 1758 -- valid -- Earless Owls
  Strix nebulosa J. R. Forster, 1772 -- valid -- chouette lapone, Great Gray Owl, Great Grey Owl
  Strix occidentalis (Xantus de Vesey, 1860) -- valid -- Búho manchado, Spotted Owl
  Strix varia Barton, 1799 -- valid -- Barred Owl, Búho listado, chouette rayée
  Strongylura van Hasselt, 1824 -- valid -- common needlefishes
  Strongylura exilis (Girard, 1854) -- valid -- agujón californiano, California needlefish, sierrita
  Strongylura marina (Walbaum, 1792) -- valid -- agujón verde, Atlantic needlefish, silver gar
  Strongylura notata (Poey, 1860) -- valid -- agujón de aletas rojas, agujón negro, redfin needlefish
  Strongylura timucu (Walbaum, 1792) -- valid -- agujón timucú, longjaw, timucu, timucú
  Strophidon McClelland, 1844 -- valid -- giant slender morays
  Strophidon sathete (Hamilton, 1822) -- valid -- giant slender moray
  Sturnella Vieillot, 1816 -- valid -- Meadowlarks
  Sturnella magna (Linnaeus, 1758) -- valid -- Eastern Meadowlark, Pradero tortilla-con-chile, sturnelle des prés
  Sturnella neglecta Audubon, 1844 -- valid -- Pradero occidental, sturnelle de l'ouest, Western Meadowlark
  Sturnidae Rafinesque, 1815 -- valid -- étourneaux, Starlings
  Sturninae -- invalid
  Sturnus Linnaeus, 1758 -- valid -- Starlings
  Sturnus cineraceus Temminck, 1835 -- invalid -- White-cheeked Starling
  Sturnus philippensis (J. R. Forster, 1781) -- invalid -- Chestnut-cheeked Starling
  Sturnus vulgaris Linnaeus, 1758 -- valid -- Common Starling, Estornino pinto, étourneau sansonnet, European Starling
  Sula Brisson, 1760 -- valid -- Boobies, Gannets
  Sula dactylatra Lesson, 1831 -- valid -- Bobo enmascarado, Fou masqué, Masked Booby
  Sula leucogaster (Boddaert, 1783) -- valid -- Bobo café, Brown Booby, Fou brun
  Sula nebouxii Milne-Edwards, 1882 -- valid -- Blue-footed Booby, Bobo pata azul, Fou à pieds bleus
  Sula sula (Linnaeus, 1766) -- valid -- Bobo pata roja, Fou à pieds rouges, Red-footed Booby
  Sulidae Reichenbach, 1849 -- valid -- Boobies, Gannets
  Surnia Dumeril, 1805 -- valid -- Hawk-Owls
  Surnia ulula (Linnaeus, 1758) -- valid -- chouette épervière, Northern Hawk Owl, Northern Hawk-Owl
  Sylviidae Leach, 1820 -- valid -- fauvettes, gobe-mouches, Sylviid Babblers
  Sylvilagus nuttallii (Bachman, 1837) -- valid -- Mountain Cottontail, Nuttall's cottontail
  Synbranchidae -- valid -- anguillas de lodo, anguilles des mares, swamp eels
  Synbranchiformes -- valid -- swamp eels
  Syngnathidae -- valid -- hippocampes, peces pipa y caballitos de mar, pipefishes, seahorses
  Syngnathus Linnaeus, 1758 -- valid -- seaweed pipefishes
  Syngnathus fuscus Storer, 1839 -- valid -- northern pipefish, syngnathe brun
  Syngnathus leptorhynchus Girard, 1854 -- valid -- bay pipefish, pez pipa de bahía, slendernosed pipefish
  Syngnathus louisianae Günther, 1870 -- valid -- chain pipefish, pez pipa cadena
  Syngnathus scovelli (Evermann and Kendall, 1896) -- valid -- Gulf pipefish, pez pipa del Golfo
  Synodontidae -- valid -- Bombay ducks, chiles, lizardfishes, poissons-lézards, sauries
  Synodus Scopoli, 1777 -- valid -- lizard fishes, sharpnose lizardfishes
  Synodus foetens (Linnaeus, 1766) -- valid -- chile apestoso, inshore lizardfish, lagarto máximo
  Synthliboramphus Brandt, 1837 -- valid -- Ancient Murrelets
  Synthliboramphus antiquus (Gmelin, 1789) -- valid -- Ancient Murrelet, Guillemot à cou blanc, Mérgulo antiguo
  Synthliboramphus craveri (Salvadori, 1865) -- valid -- Craveri's Murrelet, Guillemot de Craveri, Mérgulo de Craveri
  Synthliboramphus hypoleucus (Xantus de Vesey, 1860) -- valid -- Guillemot de Xantus, Xantus' Murrelet, Xantus' Murrelet, Xantus's Murrelet
  Tachornis Gosse, 1847 -- valid -- Palm Swifts
  Tachornis phoenicobia Gosse, 1847 -- valid -- Antillean Palm Swift, Antillean Palm-Swift
  Tachycineta Cabanis, 1850 -- valid -- Tree Swallows
  Tachycineta bicolor (Vieillot, 1808) -- valid -- Golondrina bicolor, hirondelle bicolore, Tree Swallow
  Tachycineta cyaneoviridis (H. Bryant, 1859) -- valid -- Bahama Swallow, Bahaman Swallow
  Tachycineta thalassina (Swainson, 1827) -- valid -- Golondrina verdemar, Violet-green Swallow
  Taeniodes Lacepède, 1800 -- invalid -- sharptooth worm gobies
  Tarsiger Hodgson, 1845 -- valid -- Bluetails
  Tarsiger cyanurus (Pallas, 1773) -- valid -- Red-flanked Bluetail
  Terapon Cuvier, 1816 -- valid -- tigerfishes
  Terapon jarbua (Forsskål, 1775) -- valid -- tigerfish
  Teraponidae -- invalid -- tigerfishes
  Tetraogallus J. E. Gray, 1832 -- valid
  Tetraogallus himalayensis G. R. Gray, 1843 -- valid -- Himalayan Snowcock
  Tetraoninae -- valid -- Grouse
  Thalassarche Reichenbach, 1853 -- valid
  Thalassarche cauta (Gould, 1841) -- valid -- Albatros à cape blanche, Shy Albatross
  Thalassarche chlororhynchos (Gmelin, 1789) -- valid -- Albatros à nez jaune, Atlantic Yellow-nosed Albatross, Yellow-nosed Albatross
  Thalassarche melanophris (Temminck, 1828) -- valid -- Albatros à sourcils noirs, Black-browed Albatross
  Thaleichthys Girard, 1858 -- valid -- eulachons
  Thaleichthys pacificus (Richardson, 1836) -- valid -- eulachon
  Thoburnia Jordan and Snyder in Jordan, 1917 -- valid -- rustyside suckers
  Thoburnia atripinnis (Bailey, 1959) -- valid -- blackfin sucker
  Thoburnia rhothoeca (Thoburn in Jordan and Evermann, 1896) -- valid -- torrent sucker
  Threskiornithidae Poche, 1904 -- valid -- Ibises, Spoonbills
  Thryomanes P. L. Sclater, 1862 -- valid -- Bewick's Wrens
  Thryomanes bewickii (Audubon, 1827) -- valid -- Bewick's Wren, Chivirín cola oscura
  Thryothorus Vieillot, 1816 -- valid -- Wrens
  Thryothorus ludovicianus (Latham, 1790) -- valid -- Carolina Wren, Chivirín de Carolina, troglodyte de Caroline
  Thymallus Linck, 1790 -- valid -- graylings
  Tilapia Smith, 1840 -- valid -- African mouthbrooders, speckled tilapias
  Tilapia mariae Boulenger, 1899 -- valid -- spotted tilapia
  Tilapia rendalli (Boulenger, 1897) -- valid -- redbreast tilapia, redbrested bream
  Tilapia zillii (Gervais, 1848) -- valid -- redbelly tilapia, Zilli's tilapia
  Timaliidae Vigors & Horsfield, 1827 -- valid
  Tinca Cuvier, 1816 -- valid -- tenches
  Tinca tinca (Linnaeus, 1758) -- valid -- tanche, tench
  Tityra Vieillot, 1816 -- valid -- Tityras
  Tityra semifasciata (Spix, 1825) -- valid -- Masked Tityra, Titira enmascarada
  Tityrinae -- valid
  Todidae -- valid -- Todies
  Todiramphus cinnamominus (Swainson, 1821) -- valid -- Micronesian Kingfisher
  Todirhamphus cinnamominus (Swainson, 1821) -- invalid -- Micronesian Kingfisher
  Todus Brisson, 1760 -- valid -- Todies
  Todus mexicanus Lesson, 1838 -- valid -- Puerto Rican Tody
  Toxostoma Wagler, 1831 -- valid -- American Thrashers
  Toxostoma bendirei (Coues, 1873) -- valid -- Bendire's Thrasher, Cuitlacoche pico corto
  Toxostoma crissale Henry, 1858 -- valid -- Crissal Thrasher, Cuitlacoche crisal
  Toxostoma curvirostre (Swainson, 1827) -- valid -- Cuitlacoche pico curvo, Curve-billed Thrasher
  Toxostoma lecontei Lawrence, 1851 -- valid -- Cuitlacoche pálido, Le Conte's Thrasher
  Toxostoma longirostre (Lafresnaye, 1838) -- valid -- Cuitlacoche pico largo, Long-billed Thrasher
  Toxostoma redivivum (Gambel, 1845) -- valid -- California Thrasher, Cuitlacoche californiano
  Toxostoma rufum (Linnaeus, 1758) -- valid -- Brown Thrasher, Cuitlacoche rojizo, moqueur roux
  Toxotes Cuvier, 1816 -- valid -- archerfishes
  Toxotes jaculatrix (Pallas, 1767) -- valid -- archerfish, riflefish
  Toxotidae -- valid -- archerfishes
  Trachinotus Lacepède, 1801 -- valid -- pompanos
  Trachinotus falcatus (Linnaeus, 1758) -- valid -- pámpano, pámpano palometa, permit
  Trichoglossus Stephens, 1826 -- valid -- Island Lories
  Trichoglossus rubiginosus (Bonaparte, 1850) -- valid -- Pohnpei Lorikeet, Ponape Lory
  Trichopsis Canestrini, 1860 -- valid -- croaking gouramis, purring gouramis
  Trichopsis vittata (Cuvier in Cuvier and Valenciennes, 1831) -- valid -- croaking gourami
  Tridentiger Gill, 1859 -- valid -- chameleon gobies
  Tridentiger bifasciatus Steindachner, 1881 -- valid -- shimofuri goby
  Tridentiger trigonocephalus (Gill, 1859) -- valid -- chameleon goby
  Tringa Linnaeus, 1758 -- valid -- Redshanks
  Tringa erythropus (Pallas, 1764) -- valid -- Chevalier arlequin, Spotted Redshank
  Tringa flavipes (Gmelin, 1789) -- valid -- Lesser Yellowlegs, Patamarilla menor, Petit Chevalier
  Tringa glareola Linnaeus, 1758 -- valid -- Chevalier sylvain, Wood Sandpiper
  Tringa melanoleuca (Gmelin, 1789) -- valid -- Grand Chevalier, Greater Yellowlegs, Patamarilla mayor
  Tringa nebularia (Gunnerus, 1767) -- valid -- Chevalier aboyeur, Common Greenshank
  Tringa ochropus Linnaeus, 1758 -- valid -- Chevalier cul-blanc, Green Sandpiper
  Tringa solitaria A. Wilson, 1813 -- valid -- Chevalier solitaire, Playero solitario, Solitary Sandpiper
  Tringa stagnatilis (Bechstein, 1803) -- valid -- Chevalier stagnatile, Marsh Sandpiper
  Tringa totanus (Linnaeus, 1758) -- valid -- Chevalier gambette, Common Redshank
  Trochilidae -- valid -- Hummingbirds, oiseaux-mouches
  Troglodytes Vieillot, 1809 -- valid -- Wrens
  Troglodytes aedon Vieillot, 1809 -- valid -- Chivirín saltapared, House Wren, troglodyte familier
  Troglodytes troglodytes (Linnaeus, 1758) -- valid -- Chivirín chochín, troglodyte mignon, Winter Wren
  Troglodytidae Swainson, 1832 -- valid -- Wrens
  Trogloglanis Eigenmann, 1919 -- valid -- toothless blindcats
  Trogloglanis pattersoni Eigenmann, 1919 -- valid -- toothless blindcat
  Trogon Brisson, 1760 -- valid -- Trogons
  Trogon elegans Gould, 1834 -- valid -- Elegant Trogon, Trogón elegante
  Trogonidae -- valid -- Trogons
  Trogoniformes -- valid -- Trogons
  Tryngites Cabanis, 1857 -- valid -- Buff-breasted Sandpipers
  Tryngites subruficollis (Vieillot, 1819) -- valid -- Bécasseau roussâtre, Buff-breasted Sandpiper, Playero leonado
  Turdidae -- valid
  Turdus Linnaeus, 1758 -- valid -- Robins
  Turdus grayi Bonaparte, 1838 -- valid -- Clay-colored Robin, Clay-colored Thrush, Mirlo pardo
  Turdus iliacus Linnaeus, 1758 -- valid
  Turdus merula Linnaeus, 1758 -- valid -- Common Blackbird, Eurasian Blackbird, merle noir
  Turdus migratorius Linnaeus, 1766 -- valid -- American Robin, merle d'Amérique, Mirlo primavera
  Turdus naumanni Temminck, 1820 -- valid -- Dusky Thrush, Naumann's Thrush
  Turdus obscurus Gmelin, 1789 -- valid -- Eyebrowed Thrush
  Turdus pilaris Linnaeus, 1758 -- valid -- Fieldfare, grive litorne
  Turdus plumbeus Linnaeus, 1758 -- valid -- Red-legged Thrush
  Turdus rufopalliatus Lafresnaye, 1840 -- valid -- Mirlo dorso rufo, Rufous-backed Robin
  Tympanuchus Gloger, 1841 -- valid -- Prairie-Chickens
  Tympanuchus cupido (Linnaeus, 1758) -- valid -- Greater Prairie Chicken, Greater Prairie-Chicken
  Tympanuchus pallidicinctus (Ridgway, 1873) -- valid -- Lesser Prairie Chicken, Lesser Prairie-Chicken
  Tympanuchus phasianellus (Linnaeus, 1758) -- valid -- Sharp-tailed Grouse, tétras à queue fine
  Typhlichthys Girard, 1859 -- valid -- southern cavefishes
  Typhlichthys subterraneus Girard, 1859 -- valid -- southern cavefish
  Tyrannidae -- valid -- tyrans gobe-mouches, Tyrant Flycatchers
  Tyranninae -- invalid
  Tyrannus Lacepede, 1799 -- valid -- Kingbirds
  Tyrannus caudifasciatus Orbigny, 1839 -- valid -- Loggerhead Kingbird
  Tyrannus couchii S. F. Baird, 1858 -- valid -- Couch's Kingbird, Tirano silbador
  Tyrannus crassirostris Swainson, 1826 -- valid -- Thick-billed Kingbird, Tirano pico grueso
  Tyrannus dominicensis (Gmelin, 1788) -- valid -- Gray Kingbird, Grey Kingbird, Tirano gris
  Tyrannus forficatus (Gmelin, 1789) -- valid -- Scissor-tailed Flycatcher, Tirano-tijereta rosado, tyran à longue queue
  Tyrannus melancholicus Vieillot, 1819 -- valid -- Tirano tropical, Tropical Kingbird
  Tyrannus savana Vieillot, 1808 -- valid -- Fork-tailed Flycatcher, Tirano-tijereta gris, tyran des savanes
  Tyrannus tyrannus (Linnaeus, 1758) -- valid -- Eastern Kingbird, Tirano dorso negro, tyran tritri
  Tyrannus verticalis Say, 1823 -- valid -- Tirano pálido, tyran de l'ouest, Western Kingbird
  Tyrannus vociferans Swainson, 1826 -- valid -- Cassin's Kingbird, Tirano gritón
  Tyto Billberg, 1828 -- valid -- Barn-Owls
  Tyto alba (Scopoli, 1769) -- valid -- Barn Owl, Common Barn-Owl, effraie de clochers, Lechuza de campanario
  Tytonidae -- valid -- Barn-Owls
  Umbra Kramer in Scopoli, 1777 -- valid -- mudminnows
  Umbra limi (Kirtland, 1841) -- valid -- central mudminnow, umbre de vase
  Umbra pygmaea (DeKay, 1842) -- valid -- eastern mudminnow
  Umbridae -- valid -- mudminnows, peces del fango, umbres
  Upupa Linnaeus, 1758 -- valid -- Hoopoes
  Upupa epops Linnaeus, 1758 -- valid -- Common Hoopoe, Eurasian Hoopoe, Hoopoe
  Upupidae -- valid -- Hoopoes
  Uraeginthus Cabanis, 1851 -- valid -- Cordonbleus
  Uraeginthus bengalus (Linnaeus, 1766) -- valid -- Red-cheeked Cordon-bleu, Red-cheeked Cordonbleu
  Uria Brisson, 1760 -- valid -- Murres
  Uria aalge (Pontoppidan, 1763) -- valid -- Arao común, Common Murre, Guillemot marmette
  Uria lomvia (Linnaeus, 1758) -- valid -- Guillemot de Brünnich, Thick-billed Murre
  Uropterygius Rüppell, 1838 -- valid -- finless morays
  Uropterygius fijiensis Fowler and Bean, 1923 -- invalid -- blackspotted moray
  Valamugil Smith, 1948 -- valid -- bluespot mullets
  Valamugil engeli (Bleeker, 1858-59) -- valid -- kanda, Kanda mullet, Marquesan mullet
  Valamugil seheli (Forsskål, 1775) -- valid -- bluespot mullet
  Vanellus Brisson, 1760 -- valid -- Lapwings
  Vanellus vanellus (Linnaeus, 1758) -- valid -- Northern Lapwing, Vanneau huppé
  Vidua Cuvier, 1816 -- valid -- Indigo-birds, Whydahs
  Vidua macroura (Pallas, 1764) -- valid -- Pin-tailed Whydah
  Viduinae -- invalid
  Vini Lesson, 1833 -- valid -- Vini Lories
  Vini australis (Gmelin, 1788) -- valid -- Blue-crowned Lorikeet, Blue-crowned Lory
  Vireo Vieillot, 1808 -- valid -- Vireos
  Vireo altiloquus (Vieillot, 1808) -- valid -- Black-whiskered Vireo, Vireo bigotudo
  Vireo atricapillus Woodhouse, 1852 -- invalid -- Vireo gorra negra
  Vireo bellii Audubon, 1844 -- valid -- Bell's Vireo, Vireo de Bell
  Vireo cassinii Xantus de Vesey, 1858 -- valid -- Cassin's Vireo, Vireo de Cassin
  Vireo crassirostris (H. Bryant, 1859) -- valid -- Thick-billed Vireo
  Vireo flavifrons Vieillot, 1808 -- valid -- viréo à gorge jaune, Vireo garganta amarilla, Yellow-throated Vireo
  Vireo flavoviridis (Cassin, 1851) -- valid -- Vireo verdeamarillo, Yellow-green Vireo
  Vireo gilvus (Vieillot, 1808) -- valid -- Vireo gorjeador, viréo mélodieux, Warbling Vireo
  Vireo griseus (Boddaert, 1783) -- valid -- viréo aux yeux blancs, Vireo ojo blanco, White-eyed Vireo
  Vireo huttoni Cassin, 1851 -- valid -- Hutton's Vireo, Vireo reyezuelo
  Vireo latimeri S. F. Baird, 1866 -- valid -- Puerto Rican Vireo
  Vireo magister (S. F. Baird, 1871) -- valid -- Vireo yucateco, Yucatan Vireo
  Vireo olivaceus (Linnaeus, 1766) -- valid -- Red-eyed Vireo, viréo aux yeux rouges, Vireo ojo rojo
  Vireo philadelphicus (Cassin, 1851) -- valid -- Philadelphia Vireo, Vireo de Filadelfia, viréo de Philadelphie
  Vireo plumbeus Coues, 1866 -- valid -- Plumbeous Vireo, Vireo plomizo
  Vireo solitarius (A. Wilson, 1810) -- valid -- Blue-headed Vireo, Solitary Vireo, viréo à tête bleue, Vireo anteojillo
  Vireonidae -- valid -- Greenlets, Vireos
  Xanthocephalus Bonaparte, 1850 -- valid -- Yellow-headed Blackbirds
  Xanthocephalus xanthocephalus (Bonaparte, 1826) -- valid -- carouge à tête jaune, Yellow-headed Blackbird, Yellow-headed Blackbird
  Xema Leach, 1819 -- valid
  Xenentodon Regan, 1911 -- valid -- Asian freshwater needlefishes
  Xenentodon cancila (Hamilton, 1822) -- valid -- Asian needlefish, freshwater garfish, silver needlefish
  Xenus Kaup, 1829 -- valid -- Terek Sandpipers
  Xenus cinereus (Guldenstadt, 1775) -- valid -- Chevalier bargette, Terek Sandpiper
  Xiphophorus Heckel, 1848 -- valid -- swordtails
  Xiphophorus helleri Heckel, 1848 -- invalid -- green swordtail
  Xiphophorus maculatus (Günther, 1866) -- valid -- espada sureña, platy, southern platyfish
  Xiphophorus variatus (Meek, 1904) -- valid -- espada de Valles, variable platyfish, variegated platy
  Xyrauchen Eigenmann and Kirsch in Kirsch, 1889 -- valid -- razorback suckers
  Yongeichthys Whitley, 1932 -- valid -- toxic gobies
  Yongeichthys caninus (Valenciennes in Cuvier and Valenciennes, 1837) -- invalid -- dogtooth toxic goby
  Yongeichthys criniger (Valenciennes in Cuvier and Valenciennes, 1837) -- valid -- yellowfin toxic goby
  Zenaida Bonaparte, 1838 -- valid -- Zenaida Doves
  Zenaida asiatica (Linnaeus, 1758) -- valid -- Paloma ala blanca, tourterelle à ailes blanches, White-winged Dove
  Zenaida aurita (Temminck, 1809) -- valid -- Paloma aurita, Zenaida Dove
  Zenaida macroura (Linnaeus, 1758) -- valid -- Mourning Dove, Paloma huilota, tourterelle triste
  Zenarchopterus Gill, 1864 -- valid -- river halfbeaks
  Zenarchopterus dispar (Valenciennes in Cuvier and Valenciennes, 1847) -- valid -- feathered halfbeak, viviparous halfbeak
  Zosteropidae Bonaparte, 1853 -- valid -- White-eyes
  Zosterops Vigors & Horsfield, 1827 -- valid -- Lesser White-eyes
  Zosterops cinereus (Kittlitz, 1832) -- valid -- Dusky White-eye, Grey-brown White-eye
  Zosterops conspicillatus (Kittlitz, 1833) -- valid -- Bridled White-eye
  Zosterops hypolais Hartlaub & Finsch, 1872 -- valid -- Plain White-eye
  Zosterops japonicus Temminck & Schlegel, 1845 -- valid -- Japanese White-eye
  Zosterops semperi Hartlaub, 1868 -- valid -- Citrine White-eye
   

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