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Publication: Wilson, Don E., and F. Russell Cole. 2000. Common Names of Mammals of the World. xiv + 204.

ITIS records citing this publication
 
 Kingdom Animalia
  Abrawayaomys ruschii Cunha and Cruz, 1979 -- valid -- Ruschi's Rat
  Abrothrix andinus (Philippi, 1858) -- valid -- Andean Akodont, Andean Altiplano Mouse
  Abrothrix hershkovitzi (Patterson, Gallardo and Freas, 1984) -- valid -- Hershkovitz's Akodont, Hershkovitz's Grass Mouse
  Abrothrix illuteus Thomas, 1925 -- valid -- Gray Akodont, Gray Grass Mouse
  Abrothrix jelskii (Thomas, 1894) -- valid -- Jelski's Altiplano Mouse, Ornate Akodont
  Abrothrix lanosus (Thomas, 1897) -- valid -- Woolly Akodont, Woolly Grass Mouse
  Abrothrix longipilis (Waterhouse, 1837) -- valid -- Long-haired Akodont, Long-haired Grass Mouse
  Abrothrix markhami (Pine, 1973) -- valid -- Markham's Grass Mouse, Wellington Akodont
  Abrothrix olivaceus (Waterhouse, 1837) -- valid -- Olive Grass Mouse, Olive-colored Akodont
  Abrothrix sanborni (Osgood, 1943) -- valid -- Sanborn's Akodont, Sanborn's Grass Mouse
  Acerodon celebensis (Peters, 1867) -- valid -- Sulawesi Flying Fox, Sulawesi Fruit Bat
  Acerodon humilis K. Andersen, 1909 -- valid -- Talaud Flying Fox, Talaud Fruit Bat
  Acerodon jubatus (Eschscholtz, 1831) -- valid -- Golden-capped Flying Fox, Golden-capped Fruit Bat
  Acerodon leucotis (Sanborn, 1950) -- valid -- Palawan Flying Fox, Palawan Fruit Bat
  Acerodon lucifer (Elliot, 1896) -- invalid -- Panay golden-capped fruit bat
  Acerodon mackloti (Temminck, 1837) -- invalid -- Sunda Fruit Bat
  Acinonyx jubatus (Schreber, 1775) -- valid -- Cheetah
  Acomys I. Geoffroy, 1838 -- valid -- African Spiny Mice
  Addax nasomaculatus (Blainville, 1816) -- valid -- Addax, addax
  Aepeomys Thomas, 1898 -- valid -- Montane Mice
  Aepeomys fuscatus J. A. Allen, 1912 -- invalid -- Dusky Montane Mouse
  Aepeomys lugens (Thomas, 1896) -- valid -- Mérida Aepeomys, Olive Montane Mouse
  Aepyceros melampus (Lichtenstein, 1812) -- valid -- impala, Impala
  Aeretes melanopterus (Milne-Edwards, 1867) -- valid -- groove-toothed flying squirrel, Northern Chinese Flying Squirrel
  Aeromys Robinson and Kloss, 1915 -- valid -- Large Black Flying Squirrels
  Aeromys tephromelas (Günther, 1873) -- valid -- Black Flying Squirrel
  Aeromys thomasi (Hose, 1900) -- valid -- Thomas's Flying Squirrel
  Aethalops alecto (Thomas, 1923) -- valid -- Common Pygmy Fruit Bat, Pygmy Fruit Bat
  Aethomys Thomas, 1915 -- valid -- African Rock Rats
  Ailuropoda melanoleuca (David, 1869) -- valid -- Bamboo Bear, Giant Panda, Great Panda, Panda Bear, Parti-colored Bear, White Bear
  Ailurus fulgens F. G. Cuvier, 1825 -- valid -- Red Panda
  Akodon Meyen, 1833 -- valid -- Grass Mice
  Akodon aerosus Thomas, 1913 -- valid -- Highland Grass Mouse, Yungas Akodont
  Akodon affinis (J. A. Allen, 1912) -- valid -- Colombian Grass Mouse, Cordillera Occidental Akodont
  Akodon albiventer Thomas, 1897 -- valid -- White-bellied Akodont, White-bellied Grass Mouse
  Akodon azarae (Fischer, 1829) -- valid -- Azara's Akodont, Azara's Grass Mouse
  Akodon bogotensis (Thomas, 1895) -- invalid -- Bogotá Akodont, Bogota Grass Mouse
  Akodon boliviensis Meyen, 1833 -- valid -- Bolivian Akodont, Bolivian Grass Mouse
  Akodon budini (Thomas, 1918) -- valid -- Budin's Akodont, Budin's Grass Mouse
  Akodon cursor (Winge, 1887) -- valid -- Cursor Grass Mouse, Cursorial Akodont
  Akodon dayi Osgood, 1916 -- valid -- Day's Grass Mouse, Dusky Akodont
  Akodon dolores Thomas, 1916 -- valid -- Córdoba Akodont, Dolorous Grass Mouse
  Akodon fumeus Thomas, 1902 -- valid -- Smoky Akodont, Smoky Grass Mouse
  Akodon hershkovitzi Patterson, Gallardo and Freas, 1984 -- invalid -- Hershkovitz's Grass Mouse
  Akodon illuteus (Thomas, 1925) -- invalid -- Gray Grass Mouse
  Akodon iniscatus Thomas, 1919 -- valid -- Intelligent Grass Mouse, Patagonian Akodont
  Akodon juninensis Myers, Patton and M. F. Smith, 1990 -- valid -- Junín Akodont, Junín Grass Mouse
  Akodon kempi (Thomas, 1917) -- invalid -- Kemp's Grass Mouse
  Akodon kofordi Myers and Patton, 1989 -- valid -- Koford's Akodont, Koford's Grass Mouse
  Akodon lanosus (Thomas, 1897) -- invalid -- Woolly Grass Mouse
  Akodon latebricola (Anthony, 1924) -- invalid -- Ecuadorean Akodont, Ecuadorean Grass Mouse
  Akodon lindberghi Hershkovitz, 1990 -- valid -- Lindbergh's Akodont, Lindbergh's Grass Mouse
  Akodon longipilis (Waterhouse, 1837) -- invalid -- Long-haired Grass Mouse
  Akodon mansoensis De Santis and Justo, 1980 -- invalid -- Manso Grass Mouse
  Akodon markhami Pine, 1973 -- invalid -- Markham's Grass Mouse
  Akodon mimus (Thomas, 1901) -- valid -- Hocicudo-like Akodont, Thespian Grass Mouse
  Akodon molinae Contreras, 1968 -- valid -- Molina's Akodont, Molina's Grass Mouse
  Akodon mollis Thomas, 1894 -- valid -- Soft Grass Mouse, Soft-furred Akodont
  Akodon neocenus Thomas, 1919 -- valid -- Neuquén Akodont, Neuquen Grass Mouse
  Akodon nigrita (Lichtenstein, 1829) -- invalid -- Blackish Grass Mouse
  Akodon olivaceus (Waterhouse, 1837) -- invalid -- Olive Grass Mouse
  Akodon orophilus Osgood, 1913 -- valid -- El Dorado Grass Mouse, Utcubamba Akodont
  Akodon puer Thomas, 1902 -- invalid -- Altiplano Grass Mouse
  Akodon sanborni Osgood, 1943 -- invalid -- Sanborn's Grass Mouse
  Akodon sanctipaulensis Hershkovitz, 1990 -- valid -- São Paulo Akodont, Sao Paulo Grass Mouse
  Akodon serrensis Thomas, 1902 -- valid -- Serra do Mar Akodont, Serrado Mar Grass Mouse
  Akodon siberiae Myers and Patton, 1989 -- valid -- Cochabamba Akodont, Cochabamba Grass Mouse
  Akodon simulator Thomas, 1916 -- valid -- Gray-bellied Grass Mouse, White-throated Akodont
  Akodon spegazzinii Thomas, 1897 -- valid -- Spegazzini's Akodont, Spegazzini's Grass Mouse
  Akodon subfuscus Osgood, 1944 -- valid -- Puno Akodont, Puno Grass Mouse
  Akodon surdus Thomas, 1917 -- valid -- Silent Grass Mouse, Slate-bellied Akodont
  Akodon sylvanus Thomas, 1921 -- valid -- Forest Grass Mouse, Woodland Akodont
  Akodon toba Thomas, 1921 -- valid -- Chaco Grass Mouse, Toba Akodont
  Akodon torques (Thomas, 1917) -- valid -- Cloud Forest Akodont, Cloud Forest Grass Mouse
  Akodon urichi J. A. Allen and Chapman, 1897 -- invalid -- Northern Grass Mouse
  Akodon varius Thomas, 1902 -- valid -- Variable Akodont, Variable Grass Mouse
  Akodon xanthorhinus (Waterhouse, 1837) -- invalid -- Yellow-nosed Grass Mouse
  Alcelaphus buselaphus (Pallas, 1766) -- valid -- Hartebeest, hartebeest
  Alces alces (Linnaeus, 1758) -- valid -- Eurasian Elk, moose, orignal
  Alionycteris paucidentata Kock, 1969 -- valid -- Mindanao Pygmy Fruit Bat
  Allactaga F. Cuvier, 1837 -- valid -- Earth Hares, Five-toed Jerboas, Four-toed Jerboas
  Allactaga balikunica Hsia and Fang, 1964 -- valid -- Balikun Jerboa
  Allactaga bullata G. M. Allen, 1925 -- valid -- Gobi Jerboa
  Allactaga elater (Lichtenstein, 1828) -- valid -- Small Five-toed Jerboa
  Allactaga euphratica Thomas, 1881 -- valid -- Euphrates Jerboa, Montane Jerboa
  Allactaga firouzi Womochel, 1978 -- invalid -- Iranian Jerboa
  Allactaga hotsoni Thomas, 1920 -- valid -- Hotson's Five-toed Jerboa, Hotson's Jerboa
  Allactaga major (Kerr, 1792) -- valid -- Great Jerboa
  Allactaga severtzovi Vinogradov, 1925 -- valid -- Severtzov's Jerboa
  Allactaga sibirica (Forster, 1778) -- valid -- Mongolian Five-toed Jerboa, Siberian Jerboa
  Allactaga tetradactyla (Lichtenstein, 1823) -- valid -- Four-toed Jerboa
  Allactaga vinogradovi Argyropulo, 1941 -- valid -- Vinogradov's Jerboa
  Allactodipus bobrinskii Kolesnikov, 1937 -- valid -- Bobrinski's Jerboa
  Allenopithecus nigroviridis (Pocock, 1907) -- valid -- Allen's Swamp Monkey
  Allocebus trichotis (Günther, 1875) -- valid -- Hairy-eared Dwarf Lemur
  Allocricetulus Argyropulo, 1933 -- valid -- Mongolian Hamsters
  Allocricetulus curtatus (G. M. Allen, 1925) -- valid -- Mongolian Hamster
  Allocricetulus eversmanni (Brandt, 1859) -- valid -- Eversmann's Hamster
  Alopex lagopus (Linnaeus, 1758) -- invalid -- Arctic Fox, renard arctique
  Alouatta belzebul (Linnaeus, 1766) -- valid -- Red-handed Howler
  Alouatta caraya (Humboldt, 1812) -- valid -- Black Howler, Paraguayan Howler
  Alouatta coibensis Thomas, 1902 -- invalid -- Coiba Howler Monkey
  Alouatta fusca (É. Geoffroy Saint-Hilaire, 1812) -- invalid
  Alouatta palliata (Gray, 1849) -- valid -- Mantled Howler, Saraguato de manto
  Alouatta pigra Lawrence, 1933 -- valid -- Central American Black Howler, Guatemalan Black Howler, Mexican Black Howler Monkey, Saraguato yucateco
  Alouatta sara Elliot, 1910 -- valid -- Bolivian Red Howler
  Alouatta seniculus (Linnaeus, 1766) -- valid -- Colombian Red Howler, Venezuelan Red Howler
  Alticola Blanford, 1881 -- valid -- Mountain Voles
  Alticola albicauda (True, 1894) -- invalid -- White-tailed Mountain Vole
  Alticola argentatus (Severtzov, 1879) -- valid -- Silver Mountain Vole
  Alticola barakshin Bannikov, 1947 -- valid -- Gobi Altai Mountain Vole
  Alticola lemminus (Miller, 1898) -- valid -- Lemming Mountain Vole, Lemming Vole
  Alticola macrotis (Radde, 1862) -- valid -- Large-eared Mountain Vole, Large-eared Vole
  Alticola montosa (True, 1894) -- valid -- Central Kashmir Vole, Kashmir Mountain Vole
  Alticola roylei (Gray, 1842) -- valid -- Royle's High Mountain Vole, Royle's Mountain Vole
  Alticola semicanus (G. M. Allen, 1924) -- valid -- Mongolian Mountain Vole, Mongolian Silver Vole
  Alticola stoliczkanus (Blanford, 1875) -- valid -- Stoliczka's High Mountain Vole, Stoliczka's Mountain Vole
  Alticola stracheyi (Thomas, 1880) -- invalid -- Strachey's mountain vole
  Alticola strelzowi (Kastschenko, 1899) -- valid -- Flat-headed Vole, Flat-skulled Vole, Strelzow's Mountain Vole
  Alticola tuvinicus Ognev, 1950 -- valid -- Tuva Mountain Vole, Tuva Silver Vole
  Amblonyx cinereus (Illiger, 1815) -- valid -- Oriental Small-clawed Otter
  Amblysomus gunningi (Broom, 1908) -- invalid -- Gunning's golden mole
  Amblysomus hottentotus (A. Smith, 1829) -- valid -- Hottentot Golden Mole
  Amblysomus iris Thomas and Schwann, 1905 -- invalid -- Zulu golden mole
  Amblysomus julianae Meester, 1972 -- invalid -- Juliana's golden mole
  Ametrida centurio Gray, 1847 -- valid -- Little White-shouldered Bat
  Ammodillus imbellis (de Winton, 1898) -- valid -- Ammodile
  Ammodorcas clarkei (Thomas, 1891) -- valid -- Clark's gazelle, dibatag, Dibatag
  Ammospermophilus Merriam, 1892 -- valid -- Antelope Squirrels
  Ammospermophilus harrisii (Audubon and Bachman, 1854) -- valid -- Ardilla-antilope de Sonora, Harris' antelope squirrel, Harris's Antelope Squirrel
  Ammospermophilus insularis Nelson and Goldman, 1909 -- valid -- Espiritu Santo Island Antelope Squirrel
  Ammospermophilus interpres (Merriam, 1890) -- valid -- Ardilla-antilope texana, Texas Antelope Squirrel
  Ammospermophilus leucurus (Merriam, 1889) -- valid -- Ardilla-antílope cola blanca, White-tailed Antelope Squirrel
  Ammospermophilus nelsoni (Merriam, 1893) -- valid -- Nelson's antelope ground squirrel, Nelson's Antelope Squirrel, San Joaquin antelope ground squirrel, San Joaquin antelope squirrel
  Ammotragus lervia (Pallas, 1777) -- valid -- aoudad, Barbary sheep, Barbary Sheep
  Amorphochilus schnablii Peters, 1877 -- valid -- Smoky Bat
  Anathana ellioti (Waterhouse, 1850) -- valid -- Madras Tree Shrew, Madras Treeshrew
  Andalgalomys Williams and Mares, 1978 -- valid -- Chaco Mice
  Andalgalomys olrogi Williams and Mares, 1978 -- valid -- Olrog's chaco mouse, Olrog's Pericote
  Andalgalomys pearsoni (Myers, 1977) -- valid -- Pearson's Chaco mouse, Pearson's Pericote
  Andinomys edax Thomas, 1902 -- valid -- Andean Mouse
  Anomaluridae Gervais, 1849 -- valid -- Scaly-tailed Squirrels
  Anomalurus Waterhouse, 1843 -- valid -- Scaly-tailed Flying Squirrels
  Anomalurus beecrofti Fraser, 1853 -- valid -- Beecroft's Scaly-tailed Squirrel
  Anomalurus derbianus (Gray, 1842) -- valid -- Lord Derby's Flying Squirrel, Lord Derby's Scaly-tailed Squirrel
  Anomalurus pelii (Schlegel and S. Müller, 1845) -- valid -- Pel's Flying Squirrel, Pel's Scaly-tailed Squirrel
  Anomalurus pusillus Thomas, 1887 -- valid -- Dwarf Scaly-tailed Squirrel, Little Flying Squirrel
  Anotomys leander Thomas, 1906 -- valid -- Ecuador fish-eating rat, Ecuadoran Ichthyomyine
  Anoura caudifer (E. Geoffroy, 1818) -- valid -- Tailed Tailless Bat
  Anoura cultrata Handley, 1960 -- valid -- Handley's Tailless Bat
  Anoura geoffroyi Gray, 1838 -- valid -- Geoffroy's Tailless Bat
  Anoura latidens Handley, 1984 -- valid -- Broad-toothed Tailless Bat
  Anourosorex squamipes Milne-Edwards, 1872 -- valid -- Chinese Mole Shrew, Mole Shrew
  Anthops ornatus Thomas, 1888 -- valid -- Flower-faced Bat, Solomons Leaf-nosed Bat
  Antidorcas marsupialis (Zimmermann, 1780) -- valid -- Springbok, springbok
  Antilocapra americana (Ord, 1815) -- valid -- Berrendo, Pronghorn, pronghorn
  Antilope cervicapra (Linnaeus, 1758) -- valid -- blackbuck, Blackbuck
  Antrozous dubiaquercus Van Gelder, 1959 -- invalid -- Van Gelder's bat
  Antrozous pallidus (LeConte, 1856) -- valid -- Murciélago-desértico norteño, Pallid Bat
  Aonyx capensis (Schinz, 1821) -- valid -- African Clawless Otter, African small-clawed otter, Cape Clawless Otter, swamp otter
  Aonyx congicus (Lönnberg, 1910) -- invalid -- Congo clawless otter
  Aotus azarai (Humboldt, 1812) -- invalid
  Aotus brumbacki Hershkovitz, 1983 -- valid -- Brumback's Night Monkey
  Aotus hershkovitzi Ramirez-Cerquera, 1983 -- invalid -- Hershkovitz's Night Monkey
  Aotus infulatus (Kuhl, 1820) -- invalid
  Aotus lemurinus I. Geoffroy Saint-Hilaire, 1843 -- valid -- Gray-bellied Night Monkey, Lemurine Night Monkey
  Aotus miconax Thomas, 1927 -- valid -- Andean Night Monkey, Peruvian Night Monkey
  Aotus nancymaae Hershkovitz, 1983 -- invalid -- Ma's Night Monkey, Nancy Ma's Night Monkey
  Aotus nigriceps Dollman, 1909 -- valid -- Black-headed Night Monkey
  Aotus trivirgatus (Humboldt, 1811) -- valid -- Humboldt's Night Monkey, Northern Night Monkey, Three-striped Night Monkey
  Aotus vociferans (Spix, 1823) -- valid -- Noisy Night Monkey, Spix's Night Monkey
  Apodemus Kaup, 1829 -- valid -- Field Mice
  Apomys Mearns, 1905 -- valid -- Philippine Forest Mice
  Aproteles bulmerae Menzies, 1977 -- valid -- Bulmer's Fruit Bat
  Arborimus Taylor, 1915 -- valid -- Tree Voles
  Arborimus albipes (Merriam, 1901) -- valid -- White-footed Vole
  Arborimus longicaudus (True, 1890) -- valid -- Red Tree Vole, Reddish Tree Mouse
  Arborimus pomo Johnson and George, 1991 -- valid -- Sonoma Tree Vole
  Arctictis binturong (Raffles, 1821) -- valid -- Binturong
  Arctocebus aureus de Winton, 1902 -- valid -- Golden Angwantibo
  Arctocebus calabarensis (J. A. Smith, 1860) -- valid -- Calabar Angwantibo
  Arctocephalus australis (Zimmermann, 1783) -- valid -- South American Fur Seal
  Arctocephalus forsteri (Lesson, 1828) -- valid -- Antipodean fur seal, Australasian Fur Seal, black fur seal, Long-nosed fur seal, New Zealand fur seal, South Australian fur seal
  Arctocephalus galapagoensis Heller, 1904 -- valid -- Galapagos Fur Seal, Galápagos fur seal
  Arctocephalus gazella (Peters, 1875) -- valid -- Antarctic Fur Seal, Kerguelen fur seal
  Arctocephalus philippii (Peters, 1866) -- valid -- Juan Fernández Fur Seal
  Arctocephalus pusillus (Schreber, 1775) -- valid -- Brown Fur Seal, Cape fur seal, giant fur seal, South African fur seal, Tasmanian fur seal
  Arctocephalus townsendi Merriam, 1897 -- invalid -- Guadalupe Fur Seal, Lobo-fino de Guadalupe
  Arctocephalus tropicalis (J. E. Gray, 1872) -- valid -- Amsterdam fur seal, Subantarctic Fur Seal
  Arctogalidia trivirgata (Gray, 1832) -- valid -- Small-toothed Palm Civet
  Arctonyx collaris F. G. Cuvier, 1825 -- valid -- greater hog-badger, Hog Badger
  Ardops nichollsi (Thomas, 1891) -- valid -- Tree Bat
  Ariteus flavescens (Gray, 1831) -- valid -- Jamaican Fig-eating Bat
  Artibeus amplus Handley, 1987 -- valid -- Large Fruit-eating Bat
  Artibeus anderseni Osgood, 1916 -- valid -- Andersen's Fruit-eating Bat
  Artibeus aztecus K. Andersen, 1906 -- valid -- Aztec Fruit-eating Bat
  Artibeus cinereus (Gervais, 1856) -- valid -- Gervais's Fruit-eating Bat
  Artibeus concolor Peters, 1865 -- valid -- Brown Fruit-eating Bat
  Artibeus fimbriatus Gray, 1838 -- valid -- Fringed Fruit-eating Bat
  Artibeus fraterculus Anthony, 1924 -- valid -- Fraternal Fruit-eating Bat
  Artibeus glaucus Thomas, 1893 -- valid -- Silver Fruit-eating Bat, Silvery Fruit-eating Bat
  Artibeus hartii Thomas, 1892 -- invalid -- Hart's Fruit-eating Bat, Velvety Fruit-eating Bat
  Artibeus hirsutus K. Andersen, 1906 -- valid -- Hairy Fruit-eating Bat
  Artibeus inopinatus Davis and Carter, 1964 -- valid -- Honduran Fruit-eating Bat
  Artibeus jamaicensis Leach, 1821 -- valid -- Jamaican Fruit-eating Bat, Murciélago-frutero de Jamaica
  Artibeus lituratus (Olfers, 1818) -- valid -- Great Fruit-eating Bat
  Artibeus obscurus (Schinz, 1821) -- valid -- Dark Fruit-eating Bat
  Artibeus phaeotis (Miller, 1902) -- valid -- Pygmy Fruit-eating Bat
  Artibeus planirostris (Spix, 1823) -- valid -- Flat-faced Fruit-eating Bat
  Artibeus toltecus (Saussure, 1860) -- valid -- Toltec Fruit-eating Bat
  Arvicanthis Lesson, 1842 -- valid -- African Grass Rats
  Arvicola Lacépède, 1799 -- valid -- Water Voles
  Arvicola sapidus Miller, 1908 -- valid -- Southwestern Water Vole
  Arvicola terrestris (Linnaeus, 1758) -- invalid -- European water vole
  Asellia patrizii De Beaux, 1931 -- valid -- Patrizi's Trident Leaf-nosed Bat
  Asellia tridens (É. Geoffroy Saint-Hilaire, 1813) -- valid -- Geoffroy's Trident Leaf-nosed Bat, trident leaf-nosed bat
  Aselliscus stoliczkanus (Dobson, 1871) -- valid -- Stoliczka's Asian Trident Bat, Stoliczka's Trident Bat
  Aselliscus tricuspidatus (Temminck, 1835) -- valid -- Temminck's Asian Trident Bat, Temminck's Trident Bat
  Atelerix albiventris (Wagner, 1841) -- valid -- Four-toed Hedgehog
  Atelerix algirus (Lereboullet, 1842) -- valid -- North African Hedgehog
  Atelerix frontalis (A. Smith, 1831) -- valid -- Southern African Hedgehog
  Atelerix sclateri Anderson, 1895 -- valid -- Somali Hedgehog
  Ateles belzebuth É. Geoffroy Saint-Hilaire, 1806 -- valid -- White-bellied Spider Monkey, White-fronted Spider Monkey
  Ateles chamek (Humboldt, 1812) -- valid -- Black Spider Monkey, Chamek Spider Monkey, Peruvian Spider Monkey
  Ateles fusciceps Gray, 1866 -- valid -- Black-headed Spider Monkey, Brown-headed Spider Monkey
  Ateles geoffroyi Kuhl, 1820 -- valid -- Central American Spider Monkey, Mono-araña centroamericano
  Ateles marginatus É. Geoffroy Saint-Hilaire, 1809 -- valid -- White-cheeked Spider Monkey, White-whiskered Spider Monkey
  Ateles paniscus (Linnaeus, 1758) -- valid -- Black Spider Monkey, Red-faced Black Spider Monkey, Red-faced Spider Monkey
  Atelocynus microtis (Sclater, 1883) -- valid -- Short-eared Dog, small eared zorro, Small-eared Dog
  Atilax paludinosus (G.[Baron] Cuvier, 1829) -- valid -- Marsh Mongoose
  Atlantoxerus Forsyth Major, 1893 -- valid
  Atlantoxerus getulus (Linnaeus, 1758) -- valid -- Barbary Ground Squirrel
  Auliscomys Osgood, 1915 -- valid -- Big-eared Mice
  Auliscomys boliviensis (Waterhouse, 1846) -- valid -- Bolivian big-eared mouse, Bolivian Pericote
  Auliscomys micropus (Waterhouse, 1837) -- invalid -- Southern Big-eared Mouse
  Auliscomys pictus (Thomas, 1884) -- valid -- Colorful Pericote, Painted Big-eared Mouse
  Auliscomys sublimis (Thomas, 1900) -- valid -- Andean Big-eared Mouse, Lofty Pericote
  Australophocaena dioptrica (Lahille, 1912) -- invalid -- Spectacled Porpoise
  Avahi laniger (Gmelin, 1788) -- valid -- Eastern Woolly Lemur
  Axis C. H. Smith, 1827 -- valid -- axis deer
  Axis axis (Erxleben, 1777) -- valid -- axis deer, chital, Chital
  Axis calamianensis (Heude, 1888) -- valid -- Calamian Deer, Calamian deer
  Axis kuhlii (Müller, 1840) -- invalid -- Bawean deer
  Axis porcinus (Zimmermann, 1780) -- valid -- hog deer, Hog Deer
  Babyrousa babyrussa (Linnaeus, 1758) -- valid -- babirusa, Buru Babirusa
  Baiomys True, 1894 -- valid -- American Pygmy Mice, Pygmy Mice
  Baiomys musculus (Merriam, 1892) -- valid -- Southern Pygmy Mouse
  Baiomys taylori (Thomas, 1887) -- valid -- Northern Pygmy Mouse, Ratón-pigmeo norteño
  Balaena mysticetus Linnaeus, 1758 -- valid -- baleine boréale, black right whale, Bowhead, bowhead whale, Greenland whale
  Balaenidae Gray, 1821 -- valid -- bowhead whales, right whales
  Balaenoptera Lacépède, 1804 -- valid -- baleen whales, finback whales, rorquals
  Balaenoptera acutorostrata Lacépède, 1804 -- valid -- Ballena menor, Common Minke Whale, Minke Whale, northern minke whale, petit rorqual
  Balaenoptera borealis Lesson, 1828 -- valid -- Ballena de Sei, rorqual boréal, Sei Whale
  Balaenoptera musculus (Linnaeus, 1758) -- valid -- Ballena azul, Blue Whale, rorqual bleu
  Balaenoptera physalus (Linnaeus, 1758) -- valid -- Ballena de aleta, Fin Whale, finback whale, rorqual commun
  Balaenopteridae Gray, 1864 -- valid -- rorquals
  Balantiopteryx infusca (Thomas, 1897) -- valid -- Ecuadorian Sac-winged Bat
  Balantiopteryx io Thomas, 1904 -- valid -- Least Sac-winged Bat, Thomas's Sac-winged Bat
  Balantiopteryx plicata Peters, 1867 -- valid -- Gray Sac-winged Bat
  Balionycteris maculata (Thomas, 1893) -- valid -- Bornean Spotted-winged Fruit Bat, Spotted-winged Fruit Bat
  Bandicota Gray, 1873 -- valid -- Bandicoot Rats
  Barbastella barbastellus (Schreber, 1774) -- valid -- European Barbastelle, Western Barbastelle
  Barbastella leucomelas (Cretzschmar, 1826) -- valid -- Arabian Barbastelle, Asian Barbastelle, Eastern Barbastelle
  Bassaricyon alleni Thomas, 1880 -- valid -- Allen's Olingo, Eastern Lowland Olingo
  Bassaricyon beddardi Pocock, 1921 -- invalid -- Beddard's Olingo
  Bassaricyon gabbii J. A. Allen, 1876 -- valid -- Northern Olingo, Olingo
  Bassaricyon lasius Harris, 1932 -- invalid -- Harris's Olingo
  Bassaricyon pauli Enders, 1936 -- invalid -- Chiriqui Olingo
  Bassariscus astutus (Lichtenstein, 1830) -- valid -- Cacomixtle norteño, Ringtail
  Bassariscus sumichrasti (Saussure, 1860) -- valid -- Cacomistle
  Batomys Thomas, 1895 -- valid -- Hairy-tailed Rats
  Bdeogale crassicauda Peters, 1852 -- valid -- Bushy-tailed Mongoose
  Bdeogale jacksoni (Thomas, 1894) -- valid -- Jackson's Mongoose
  Bdeogale nigripes Pucheran, 1855 -- valid -- Black-footed Mongoose
  Beamys Thomas, 1909 -- valid -- Long-Tailed Pouched Rats
  Beamys hindei Thomas, 1909 -- valid -- Hinde's Pouched Rat, Long-tailed Pouched Rat
  Beamys major Dollman, 1914 -- valid -- Greater Long-tailed Pouched Rat, Greater Pouched Rat
  Beatragus hunteri (P. L. Sclater, 1889) -- valid -- hirola, Hunter's Hartebeest
  Belomys pearsonii (Gray, 1842) -- valid -- Hairy-footed Flying Squirrel
  Berardius arnuxii Duvernoy, 1851 -- valid -- Arnoux's Beaked Whale
  Berardius bairdii Stejneger, 1883 -- valid -- Baird's Beaked Whale, north Pacific bottle-nosed whale
  Berylmys Ellerman, 1947 -- valid -- White-toothed Rats
  Bibimys Massoia, 1979 -- valid -- Crimson-nosed Rats
  Bibimys chacoensis (Shamel, 1931) -- valid -- Chaco Crimson-nosed Rat, Chacoan Akodont
  Bibimys labiosus (Winge, 1887) -- valid -- Lagoa Santa Akodont, Large-lipped Crimson-nosed Rat
  Bibimys torresi Massoia, 1979 -- valid -- Torres' Akodont, Torres's Crimson-nosed Rat
  Bison C. H. Smith, 1827 -- valid -- bison
  Bison bison (Linnaeus, 1758) -- valid -- American bison, American Bison, bison, Bisonte americano
  Bison bonasus (Linnaeus, 1758) -- valid -- European bison, European Bison, wisent
  Biswamoyopterus biswasi Saha, 1981 -- valid -- Namdapha Flying Squirrel
  Blanfordimys Argyropulo, 1933 -- valid -- Afghan Voles
  Blanfordimys afghanus (Thomas, 1912) -- valid -- Afghan Vole
  Blanfordimys bucharicus (Vinogradov, 1930) -- invalid -- Bucharian vole
  Blarina brevicauda (Say, 1823) -- valid -- grande musaraigne, mole shrew, Northern Short-tailed Shrew, short-tailed shrew
  Blarina carolinensis (Bachman, 1837) -- valid -- Southern Short-tailed Shrew
  Blarina hylophaga Elliot, 1899 -- valid -- Elliot's Short-tailed Shrew
  Blarinella quadraticauda (Milne-Edwards, 1872) -- valid -- Asiatic Short-tailed Shrew, Sichuan Short-tailed Shrew
  Blarinella wardi Thomas, 1915 -- valid -- Burmese Short-tailed Shrew, Ward's Short-tailed Shrew
  Blarinomys breviceps (Winge, 1887) -- valid -- Blarinine Akodont, Brazilian Shrew Mouse
  Blastocerus dichotomus (Illiger, 1815) -- valid -- Marsh Deer, marsh deer
  Bolomys amoenus (Thomas, 1900) -- invalid -- Pleasant Bolo Mouse
  Bolomys lactens (Thomas, 1918) -- invalid -- Rufous-bellied Bolo Mouse
  Bolomys lasiurus (Lund, 1841) -- invalid -- Hairy-tailed Bolo Mouse
  Bolomys obscurus (Waterhouse, 1837) -- invalid -- Dark Bolo Mouse
  Bolomys punctulatus (Thomas, 1894) -- invalid -- Spotted Bolo Mouse
  Bolomys temchuki (Massoia, 1982) -- invalid -- Temchuk's Bolo Mouse
  Boneia bidens Jentink, 1879 -- valid -- Manado Fruit Bat
  Bos frontalis Lambert, 1804 -- valid -- gaur, Gaur, gayal, mithan
  Bos grunniens Linnaeus, 1766 -- valid -- domestic yak, grunting ox, yak, Yak
  Bos javanicus d'Alton, 1823 -- valid -- banteng, Banteng, tsaine
  Bos sauveli Urbain, 1937 -- valid -- kouprey, Kouprey
  Bos taurus Linnaeus, 1758 -- valid -- aurochs, Aurochs, domestic cattle (feral), domesticated cattle
  Boselaphus tragocamelus (Pallas, 1766) -- valid -- blue bull, nilgai, Nilgai
  Bovidae Gray, 1821 -- valid -- antelopes, bovids, cattle, goats, sheep
  Brachiones przewalskii (Büchner, 1889) -- valid -- Przewalski's Gerbil, Przewalski's Jird
  Brachylagus idahoensis (Merriam, 1891) -- valid -- Pygmy Rabbit
  Brachyphylla cavernarum Gray, 1834 -- valid -- Antillean Fruit-eating Bat
  Brachyphylla nana Miller, 1902 -- valid -- Cuban Fruit-eating Bat
  Brachytarsomys albicauda Günther, 1875 -- valid -- White-tailed Antsangy, White-tailed Rat
  Brachyteles arachnoides (É. Geoffroy Saint-Hilaire, 1806) -- valid -- Southern Muriqui
  Brachyuromys Forsyth Major, 1896 -- valid -- Short-tailed Rats
  Brachyuromys betsileoensis (Bartlett, 1880) -- valid -- Betsileo Short-tailed Rat, Lesser Short-tailed Rat
  Brachyuromys ramirohitra Forsyth Major, 1896 -- valid -- Greater Short-tailed Rat, Gregarious Short-tailed Rat
  Bradypodidae Gray, 1821 -- valid -- Three-toed Sloths
  Bradypus torquatus Illiger, 1811 -- valid -- Brazilian three-toed sloth, Maned Sloth, Maned Three-toed Sloth
  Bradypus tridactylus Linnaeus, 1758 -- valid -- Pale-throated Sloth, Pale-throated Three-toed Sloth
  Bradypus variegatus Schinz, 1825 -- valid -- Brown-throated Sloth, Brown-throated Three-toed Sloth
  Brucepattersonius iheringi (Thomas, 1896) -- valid -- Ihering's Akodont, Ihering's Hocicudo
  Bubalus bubalis (Linnaeus, 1758) -- valid -- domestic water buffalo, Water Buffalo, water buffalo, water buffalo (feral)
  Bubalus depressicornis (C. H. Smith, 1827) -- valid -- anoa, Anoa, lowland anoa
  Bubalus mephistopheles Hopwood, 1925 -- valid -- short-horned water buffalo
  Bubalus mindorensis Heude, 1888 -- valid -- Tamarau, tamaraw
  Bubalus quarlesi (Ouwens, 1910) -- valid -- Mountain Anoa, mountain anoa
  Budorcas taxicolor Hodgson, 1850 -- valid -- takin, Takin
  Bullimus Mearns, 1905 -- valid -- Philippine Rats
  Bunolagus monticularis (Thomas, 1903) -- valid -- Bushman Hare, Riverine Rabbit
  Bunomys Thomas, 1910 -- valid -- Hill Rats
  Cabassous McMurtrie, 1831 -- valid -- Naked-tailed Armadillos
  Cabassous centralis (Miller, 1899) -- valid -- Northern Naked-tailed Armadillo
  Cabassous chacoensis Wetzel, 1980 -- valid -- Chacoan Naked-tailed Armadillo
  Cabassous tatouay (Desmarest, 1804) -- valid -- Greater Naked-tailed Armadillo
  Cabassous unicinctus (Linnaeus, 1758) -- valid -- Southern Naked-tailed Armadillo
  Cacajao calvus (I. Geoffroy Saint-Hilaire, 1847) -- valid -- Bald Uacari
  Cacajao melanocephalus (Humboldt, 1812) -- valid -- Black Uakari, Black-faced Uacari, Black-headed Uacari, Golden-brown Uacari
  Calcochloris obtusirostris (Peters, 1851) -- valid -- Yellow Golden Mole
  Callicebus brunneus (Wagner, 1842) -- invalid -- Brown Titi
  Callicebus caligatus (Wagner, 1842) -- invalid -- Booted Titi Monkey, Chestnut-bellied Titi
  Callicebus cinerascens (Spix, 1823) -- invalid -- Ashy Black Titi, Ashy Titi
  Callicebus cupreus (Spix, 1823) -- invalid -- Coppery Titi, Red Titi
  Callicebus donacophilus (d'Orbigny, 1836) -- invalid -- Bolivian Titi, White-eared Titi
  Callicebus dubius Hershkovitz, 1988 -- invalid -- Doubtful Titi, Dubius Titi, Hershkovitz's Titi
  Callicebus hoffmannsi Thomas, 1908 -- invalid -- Hoffmanns' titi, Hoffmanns's Titi
  Callicebus modestus Lönnberg, 1939 -- invalid -- Modest Titi, Rio Beni Titi
  Callicebus moloch (Hoffmannsegg, 1807) -- invalid -- Dusky Titi, Red-bellied Titi
  Callicebus oenanthe Thomas, 1924 -- invalid -- Andean Titi, Rio Mayo Titi
  Callicebus olallae Lönnberg, 1939 -- invalid -- Olalla Brother's Titi, Olalla's Titi, Ollala Brothers' Titi
  Callicebus personatus (É. Geoffroy Saint-Hilaire, 1812) -- valid -- Atlantic Titi, Masked Titi
  Callicebus torquatus (Hoffmannsegg, 1807) -- invalid -- Collared Titi, White-collared Titi, Yellow-handed Titi
  Callimico goeldii (Thomas, 1904) -- valid -- Goeldi's Marmoset, Goeldi's Monkey
  Callithrix argentata (Linnaeus, 1771) -- invalid
  Callithrix aurita (É. Geoffroy Saint-Hilaire, 1812) -- valid -- Buffy-tufted Marmoset, Buffy-tufted-ear Marmoset, White-eared Marmoset
  Callithrix flaviceps (Thomas, 1903) -- valid -- Buffy-headed Marmoset
  Callithrix geoffroyi (Humboldt, 1812) -- valid -- Geoffroy's Marmoset, Geoffroy's Tufted-ear Marmoset, White-headed Marmoset
  Callithrix humeralifera (É. Geoffroy Saint-Hilaire, 1812) -- invalid
  Callithrix jacchus (Linnaeus, 1758) -- valid -- Common Marmoset, White-tufted-ear Marmoset
  Callithrix kuhlii Coimbra-Filho, 1985 -- valid -- Wied's Black-tufted-ear Marmoset, Wied's Marmoset
  Callithrix penicillata (É. Geoffroy Saint-Hilaire, 1812) -- valid -- Black-pencilled Marmoset, Black-tufted Marmoset, Black-tufted-ear Marmoset
  Callithrix pygmaea (Spix, 1823) -- invalid
  Callorhinus ursinus (Linnaeus, 1758) -- valid -- Northern Fur Seal
  Callosciurus Gray, 1867 -- valid -- Oriental Tree Squirrels
  Callosciurus adamsi (Kloss, 1921) -- valid -- Ear-spot Squirrel
  Callosciurus albescens (Bonhote, 1901) -- invalid -- Kloss squirrel, Kloss's squirrel
  Callosciurus baluensis (Bonhote, 1901) -- valid -- Kinabalu Squirrel
  Callosciurus caniceps (Gray, 1842) -- valid -- Gray-bellied Squirrel
  Callosciurus erythraeus (Pallas, 1779) -- valid -- Pallas's Squirrel
  Callosciurus finlaysonii (Horsfield, 1823) -- valid -- Finlayson's Squirrel
  Callosciurus inornatus (Gray, 1867) -- valid -- Inornate Squirrel
  Callosciurus melanogaster (Thomas, 1895) -- valid -- Mentawai Squirrel
  Callosciurus nigrovittatus (Horsfield, 1823) -- valid -- Black-striped Squirrel
  Callosciurus notatus (Boddaert, 1785) -- valid -- Plantain Squirrel
  Callosciurus orestes (Thomas, 1895) -- valid -- Borneo Black-banded Squirrel
  Callosciurus phayrei (Blyth, 1856) -- valid -- Phayre's Squirrel
  Callosciurus prevostii (Desmarest, 1822) -- valid -- Prevost's Squirrel
  Callosciurus pygerythrus (I. Geoffroy Saint-Hilaire, 1833) -- valid -- Irrawaddy Squirrel
  Callosciurus quinquestriatus (Anderson, 1871) -- valid -- Anderson's Squirrel
  Calomys Waterhouse, 1837 -- valid -- Vesper Mice
  Calomys boliviae (Thomas, 1901) -- valid -- Bolivian Laucha, Bolivian Vesper Mouse
  Calomys callidus (Thomas, 1916) -- valid -- Crafty Vesper Mouse, Reclusive Laucha
  Calomys callosus (Rengger, 1830) -- valid -- Big Laucha, Large Vesper Mouse
  Calomys hummelincki (Husson, 1960) -- valid -- Hummelinck's Laucha, Hummelinck's Vesper Mouse
  Calomys laucha (Fischer, 1814) -- valid -- Little Laucha, Small Vesper Mouse
  Calomys lepidus (Thomas, 1884) -- valid -- Andean Vesper Mouse, Graceful Laucha
  Calomys musculinus (Thomas, 1913) -- valid -- Drylands Laucha, Drylands Vesper Mouse
  Calomys sorellus (Thomas, 1900) -- valid -- Peruvian Laucha, Peruvian Vesper Mouse
  Calomys tener (Winge, 1888) -- valid -- Delicate Laucha, Delicate Vesper Mouse
  Calomyscus Thomas, 1905 -- valid -- Mouse-like Hamsters
  Calomyscus bailwardi Thomas, 1905 -- valid -- Mouse-like Hamster, Zagros Mountains Calomyscus
  Calomyscus baluchi Thomas, 1920 -- valid -- Baluchi mouse-like hamster, Pakistan Calomyscus
  Calomyscus hotsoni Thomas, 1920 -- valid -- Hotson's Calomyscus, Hotson's Mouse-like Hamster
  Calomyscus mystax Kashkarov, 1925 -- valid -- Afghan Mouse-like Hamster, Great Balkhan Calomyscus
  Calomyscus tsolovi Peshev, 1991 -- valid -- Syrian Calomyscus, Tsolov's mouse-like hamster
  Calomyscus urartensis Vorontsov and Kartavseva, 1979 -- valid -- Urar Calomyscus, Urartsk mouse-like hamster
  Camelidae Gray, 1821 -- valid -- camels
  Camelus Linnaeus, 1758 -- valid -- camels
  Camelus bactrianus Linnaeus, 1758 -- valid -- Bactrian camel, Bactrian Camel
  Camelus dromedarius Linnaeus, 1758 -- valid -- dromedary, One-humped Camel
  Canis adustus Sundevall, 1847 -- valid -- Side-striped Jackal
  Canis aureus Linnaeus, 1758 -- valid -- Eurasian Golden Jackal, Golden Jackal
  Canis latrans Say, 1823 -- valid -- Coyote, coyote, Coyote
  Canis lupus Linnaeus, 1758 -- valid -- Gray Wolf, Lobo gris, loup, Wolf
  Canis mesomelas Schreber, 1775 -- valid -- Black-backed Jackal
  Canis rufus Audubon and Bachman, 1851 -- invalid -- Red Wolf
  Canis simensis Rüppell, 1840 -- valid -- Ethiopian Wolf, Simian jackal, Simien fox
  Cannomys badius (Hodgson, 1841) -- valid -- Lesser Bamboo Rat
  Cansumys canus G. M. Allen, 1928 -- valid -- Gansu Hamster
  Caperea marginata (Gray, 1846) -- valid -- Pygmy Right Whale
  Capra caucasica Güldenstaedt and Pallas, 1783 -- valid -- Tur, West Caucasian tur
  Capra caucasica cylindricornis (Blyth, 1841) -- valid -- East Caucasian tur
  Capra cylindricornis (Blyth, 1841) -- invalid -- East Caucasian tur
  Capra falconeri (Wagner, 1839) -- valid -- markhor, Markhor
  Capra hircus Linnaeus, 1758 -- valid -- domestic goat, Goat, goat (feral)
  Capra ibex Linnaeus, 1758 -- valid -- Alpine Ibex, ibex
  Capra nubiana F. Cuvier, 1825 -- valid -- nubian ibex, Nubian Ibex
  Capra pyrenaica Schinz, 1838 -- valid -- Spanish Ibex, Spanish ibex
  Capra sibirica (Pallas, 1776) -- valid -- Siberian ibex, Siberian Ibex
  Capra walie Rüppell, 1835 -- valid -- Walia, Walia ibex
  Capreolus Gray, 1821 -- valid -- roe deer
  Capreolus capreolus (Linnaeus, 1758) -- valid -- European Roe, western roe deer
  Capreolus pygargus (Pallas, 1771) -- valid -- eastern roe deer, Siberian Roe
  Capricornis sumatraensis (Bechstein, 1799) -- valid -- serow, Sumatran Serow
  Capricornis swinhoei Gray, 1862 -- valid -- Formosan Serow, Taiwan serow
  Caprolagus hispidus (Pearson, 1839) -- valid -- Assam Rabbit, Bristly Rabbit, Hispid Hare
  Caracal caracal (Schreber, 1776) -- valid -- Caracal
  Cardiocranius paradoxus Satunin, 1903 -- valid -- Five-toed Dwarf Jerboa, Five-toed Pygmy Jerboa
  Cardioderma cor (Peters, 1872) -- valid -- Heart-nosed Bat, Heart-nosed False-vampire
  Carollia brevicauda (Schinz, 1821) -- invalid -- Silky Short-tailed Bat
  Carollia castanea H. Allen, 1890 -- valid -- Chestnut Short-tailed Bat
  Carollia perspicillata (Linnaeus, 1758) -- valid -- Seba's Short-tailed Bat
  Carollia subrufa (Hahn, 1905) -- valid -- Gray Short-tailed Bat
  Carpomys Thomas, 1895 -- valid -- Luzon Tree Rats
  Caryomys eva (Thomas, 1911) -- valid -- Eva's Red-backed Vole, Ganzu Vole
  Caryomys inez (Thomas, 1908) -- valid -- Inez's Red-backed Vole, Kolan vole
  Casinycteris argynnis Thomas, 1910 -- valid -- Golden Short-palated Fruit Bat, Short-palated Fruit Bat
  Castor Linnaeus, 1758 -- valid -- beavers
  Castor canadensis Kuhl, 1820 -- valid -- American Beaver, castor, Castor Americano
  Castor fiber Linnaeus, 1758 -- valid -- Eurasian Beaver
  Castoridae Hemprich, 1820 -- valid -- Beavers
  Catagonus wagneri (Rusconi, 1930) -- valid -- Chacoan Peccary, Chacoan peccary
  Catopuma badia (Gray, 1874) -- valid -- Bay Cat
  Catopuma temminckii (Vigors and Horsfield, 1827) -- valid -- Asian Golden Cat, Asiatic golden cat, Temminck's golden cat
  Cebus albifrons (Humboldt, 1812) -- valid -- Humboldt's White-fronted Capuchin, White-fronted Capuchin
  Cebus apella (Linnaeus, 1758) -- invalid -- Tufted Capuchin
  Cebus capucinus (Linnaeus, 1758) -- valid -- Colombian White-faced Capuchin, White-headed Capuchin
  Cebus olivaceus Schomburgk, 1848 -- valid -- Guianan Weeper Capuchin, Weeping Capuchin
  Centronycteris maximiliani (J. Fischer, 1829) -- valid -- Common Shaggy Bat, Shaggy Bat
  Centurio senex Gray, 1842 -- valid -- Wrinkle-faced Bat
  Cephalophus C. H. Smith, 1827 -- valid -- forest duikers
  Cephalophus adersi Thomas, 1918 -- valid -- Aders' Duiker, Aders's duiker
  Cephalophus callipygus Peters, 1876 -- valid -- Peters' Duiker, Peters's duiker
  Cephalophus dorsalis Gray, 1846 -- valid -- bay duiker, Bay Duiker
  Cephalophus harveyi (Thomas, 1893) -- invalid -- Harvey's duiker
  Cephalophus jentinki Thomas, 1892 -- valid -- Jentink's duiker, Jentink's Duiker
  Cephalophus leucogaster Gray, 1873 -- valid -- White-bellied Duiker, white-bellied duiker
  Cephalophus maxwellii (C. H. Smith, 1827) -- invalid -- Maxwell's duiker
  Cephalophus monticola (Thunberg, 1789) -- invalid -- blue duiker
  Cephalophus natalensis A. Smith, 1834 -- valid -- Natal duiker, Red Duiker
  Cephalophus natalensis harveyi (Thomas, 1893) -- valid -- Harvey's duiker
  Cephalophus niger Gray, 1846 -- valid -- black duiker, Black Duiker
  Cephalophus nigrifrons Gray, 1871 -- valid -- Black-fronted Duiker, black-fronted duiker
  Cephalophus nigrifrons rubidus Thomas, 1901 -- valid -- Ruwenzori duiker
  Cephalophus ogilbyi (Waterhouse, 1838) -- valid -- Ogilby's duiker, Ogilby's Duiker
  Cephalophus rubidus Thomas, 1901 -- invalid -- Ruwenzori duiker
  Cephalophus rufilatus Gray, 1846 -- valid -- red-flanked duiker, Red-flanked Duiker
  Cephalophus silvicultor (Afzelius, 1815) -- valid -- ligit-backed duiker, yellow-backed duiker, Yellow-backed Duiker
  Cephalophus spadix True, 1890 -- valid -- Abbott's Duiker, Abbott's duiker
  Cephalophus weynsi Thomas, 1901 -- valid -- Weyns's duiker, Weyns's Duiker
  Cephalophus zebra Gray, 1838 -- valid -- striped-backed duiker, zebra duiker, Zebra Duiker
  Cephalorhynchus Gray, 1846 -- valid -- piebald dolphins
  Cephalorhynchus commersonii (Lacépède, 1804) -- valid -- Commerson's Dolphin, piebald dolphin
  Cephalorhynchus eutropia (Gray, 1846) -- valid -- Black Dolphin, Chilean Dolphin
  Cephalorhynchus heavisidii (Gray, 1828) -- valid -- Haviside's Dolphin, Heaviside's Dolphin
  Cephalorhynchus hectori (P.-J. van Bénéden, 1881) -- valid -- Hector's Dolphin
  Ceratotherium simum (Burchell, 1817) -- valid -- Southern White Rhinoceros, Square-lipped Rhinoceros, White Rhinoceros
  Cercocebus agilis A. Milne-Edwards, 1886 -- valid -- Agile Mangabey
  Cercocebus galeritus Peters, 1879 -- valid -- Tana River Mangabey
  Cercocebus torquatus (Kerr in Linnaeus, 1792) -- valid -- Collared Mangabey, Red-capped Mangabey
  Cercopithecus ascanius (Audebert, 1799) -- valid -- Black-cheeked White-nosed Monkey, Red-tailed Monkey
  Cercopithecus campbelli Waterhouse, 1838 -- valid -- Campbell's Mona Monkey, Campbell's Monkey
  Cercopithecus cephus (Linnaeus, 1758) -- valid -- Moustached Guenon, Moustached Monkey, Mustached Monkey
  Cercopithecus diana (Linnaeus, 1758) -- valid -- Diana Monkey
  Cercopithecus dryas Schwarz, 1932 -- invalid -- Dryad Monkey, Dryas Monkey
  Cercopithecus erythrogaster Gray, 1866 -- valid -- Red-bellied Monkey, White-throated Guenon
  Cercopithecus erythrotis Waterhouse, 1838 -- valid -- Red-eared Guenon, Red-eared Monkey
  Cercopithecus hamlyni Pocock, 1907 -- valid -- Hamlyn's Monkey, Owl-faced Monkey
  Cercopithecus lhoesti Sclater, 1899 -- invalid
  Cercopithecus mitis Wolf, 1822 -- valid -- Blue Monkey
  Cercopithecus mona (Schreber, 1775) -- valid -- Mona Monkey
  Cercopithecus neglectus Schlegel, 1876 -- valid -- De Brazza's Monkey
  Cercopithecus nictitans (Linnaeus, 1766) -- valid -- Greater spot-nosed Monkey, Putty-nosed Monkey, White-nosed Guenon
  Cercopithecus petaurista (Schreber, 1774) -- valid -- Lesser Spot-nosed Monkey, lesser white-nosed monkey, Spot-nosed Monkey
  Cercopithecus pogonias Bennett, 1833 -- valid -- Crested Mona Monkey, Crowned Guenon, Crowned Monkey
  Cercopithecus preussi Matschie, 1898 -- invalid
  Cercopithecus sclateri Pocock, 1904 -- valid -- Sclater's Guenon, Sclater's Monkey
  Cercopithecus solatus Harrison, 1988 -- invalid
  Cercopithecus wolfi Meyer, 1891 -- valid -- Wolf's Mona Monkey, Wolf's Monkey
  Cerdocyon thous (Linnaeus, 1766) -- valid -- Crab-eating Fox
  Cervus Linnaeus, 1758 -- valid -- deer, red deer, wapiti
  Cervus albirostris Przewalski, 1883 -- invalid -- Thorold's deer
  Cervus alfredi Sclater, 1870 -- invalid -- Visayan deer, Visayan spotted deer
  Cervus duvaucelii G. Cuvier, 1823 -- invalid -- barasingha, swamp deer
  Cervus elaphus Linnaeus, 1758 -- valid -- Ciervo común, elk, Red Deer (see comments), wapiti, wapiti, wapiti or elk
  Cervus eldii M'Clelland, 1842 -- invalid -- Eld's brow-antlered deer, Eld's deer
  Cervus mariannus Desmarest, 1822 -- invalid -- Philippine brown deer, Philippine deer, Philippine sambar
  Cervus nippon Temminck, 1838 -- valid -- Sika, Sika deer
  Cervus schomburgki Blyth, 1863 -- invalid -- Schomburgk's deer
  Cervus timorensis Blainville, 1822 -- invalid -- Timor deer
  Cervus unicolor Kerr, 1792 -- invalid -- sambar
  Cetacea Brisson, 1762 -- valid -- baleia, baleines, cetaceans, cetáceo, cétacés, dauphins, dolphins, golfinho, mammfères marins, marine mammals, marsouins, porpoises, whales
  Chaerephon aloysiisabaudiae (Festa, 1907) -- valid -- Duke of Abruzzi's free-tailed bat, Duke of Abruzzi's Free-tailed Bat
  Chaerephon ansorgei (Thomas, 1913) -- valid -- Ansorge's free-tailed bat, Ansorge's Free-tailed Bat
  Chaerephon bemmeleni (Jentink, 1879) -- valid -- gland-tailed free-tailed bat, Gland-tailed Free-tailed Bat
  Chaerephon bivittata (Heuglin, 1861) -- invalid -- spotted free-tailed bat
  Chaerephon chapini J. A. Allen, 1917 -- valid -- Chapin's free-tailed bat, Pale Free-tailed Bat
  Chaerephon gallagheri (Harrison, 1975) -- valid -- Gallagher's free-tailed bat, Gallagher's Free-tailed Bat
  Chaerephon jobensis (Miller, 1902) -- valid -- northern mastiff bat, Northern Mastiff Bat
  Chaerephon johorensis (Dobson, 1873) -- valid -- northern free-tailed bat, Northern Free-tailed Bat
  Chaerephon major (Trouessart, 1897) -- valid -- lappet-eared free-tailed bat, Lappet-eared Free-tailed Bat
  Chaerephon nigeriae Thomas, 1913 -- valid -- Nigerian free-tailed bat, Nigerian Free-tailed Bat
  Chaerephon plicata (Buchannan, 1800) -- invalid -- wrinkle-lipped free-tailed bat
  Chaerephon pumila (Cretzschmar, 1826) -- invalid -- little free-tailed bat
  Chaerephon russata J. A. Allen, 1917 -- invalid -- russet free-tailed bat
  Chaetocauda sichuanensis Wang, 1985 -- valid -- Chinese Dormouse, Sichuan Dormouse
  Chaetodipus Merriam, 1889 -- valid -- Coarse-haired Pocket Mice, hispid pocket mice
  Chaetodipus arenarius (Merriam, 1894) -- valid -- Little Desert Pocket Mouse, Sand Pocket Mouse
  Chaetodipus artus (Osgood, 1900) -- valid -- Narrow-skulled Pocket Mouse
  Chaetodipus baileyi (Merriam, 1894) -- valid -- Bailey's Pocket Mouse, Ratón-de abazones Sonorense
  Chaetodipus californicus (Merriam, 1889) -- valid -- California Pocket Mouse, Ratón-de abazones de California
  Chaetodipus fallax (Merriam, 1889) -- valid -- Ratón-de abazones de San Diego, San Diego Pocket Mouse
  Chaetodipus formosus (Merriam, 1889) -- valid -- Long-tailed Pocket Mouse, Ratón-de abazones cola larga
  Chaetodipus goldmani (Osgood, 1900) -- valid -- Goldman's Pocket Mouse
  Chaetodipus hispidus (Baird, 1858) -- valid -- Hispid Pocket Mouse, Ratón-de abazones crespo
  Chaetodipus intermedius (Merriam, 1889) -- valid -- Ratón-de abazones de roca, Rock Pocket Mouse
  Chaetodipus lineatus (Dalquest, 1951) -- valid -- Lined Pocket Mouse
  Chaetodipus nelsoni (Merriam, 1894) -- valid -- Nelson's Pocket Mouse, Ratón-de abazones de Nelson
  Chaetodipus penicillatus (Woodhouse, 1852) -- valid -- Desert Pocket Mouse, Ratón-de abazones desértico
  Chaetodipus pernix (J. A. Allen, 1898) -- valid -- Sinaloan Pocket Mouse
  Chaetodipus spinatus (Merriam, 1889) -- valid -- Ratón-de abazones de Baja California, Spiny Pocket Mouse
  Chaetophractus Fitzinger, 1871 -- valid -- Hairy Armadillos
  Chaetophractus nationi (Thomas, 1894) -- valid -- Andean Hairy Armadillo
  Chaetophractus vellerosus (Gray, 1865) -- valid -- Screaming Hairy Armadillo
  Chaetophractus villosus (Desmarest, 1804) -- valid -- Big Hairy Armadillo, Large Hairy Armadillo
  Chalinolobus alboguttatus (J. A. Allen, 1917) -- invalid -- Allen's striped bat
  Chalinolobus argentatus Dobson, 1875 -- invalid -- silvered bat
  Chalinolobus beatrix (Thomas, 1901) -- invalid -- Beatrix's bat
  Chalinolobus dwyeri Ryan, 1966 -- valid -- Large Pied Bat, Large-eared Pied Bat
  Chalinolobus egeria (Thomas, 1913) -- invalid -- Bibundi bat
  Chalinolobus gleni (Peterson and Smith, 1973) -- invalid -- Glen's wattled bat
  Chalinolobus gouldii (Gray, 1841) -- valid -- Gould's Wattled Bat
  Chalinolobus kenyacola (Peterson, 1982) -- invalid -- Kenyan wattled bat
  Chalinolobus morio (Gray, 1841) -- valid -- Chocolate Lobe-lipped Bat, Chocolate Wattled Bat
  Chalinolobus nigrogriseus (Gould, 1852) -- valid -- Hoary Wattled Bat
  Chalinolobus picatus (Gould, 1852) -- valid -- Little Pied Bat, Pied Bat
  Chalinolobus poensis (Gray, 1842) -- invalid
  Chalinolobus superbus (Hayman, 1939) -- invalid
  Chalinolobus tuberculatus (Forster, 1844) -- valid -- Long-tailed Bat, Long-tailed Wattled Bat
  Chalinolobus variegatus (Tomes, 1861) -- invalid
  Cheirogaleus major É. Geoffroy Saint-Hilaire, 1812 -- valid -- Greater Dwarf Lemur
  Cheirogaleus medius É. Geoffroy Saint-Hilaire, 1812 -- valid -- Fat-tailed Dwarf Lemur, Lesser Dwarf Lemur
  Cheiromeles torquatus Horsfield, 1824 -- valid -- Greater Naked Bat, hairless bat
  Chelemys Thomas, 1903 -- valid -- Greater Long-clawed Mice
  Chelemys macronyx (Thomas, 1894) -- valid -- Andean Long-clawed Akodont, Andean long-clawed mouse
  Chelemys megalonyx (Waterhouse, 1845) -- valid -- Large Long-clawed Akodont, Large Long-clawed Mouse
  Chibchanomys trichotis (Thomas, 1897) -- valid -- Chibchan Ichthyomyine, Chibchan water mouse
  Chilomys instans (Thomas, 1895) -- valid -- Andean Chilomys, Colombian forest mouse
  Chimarrogale hantu Harrison, 1958 -- valid -- Hantu Water Shrew, Malayan Water Shrew
  Chimarrogale himalayica (Gray, 1842) -- valid -- Himalayan Water Shrew
  Chimarrogale phaeura Thomas, 1898 -- valid -- Bornean Water Shrew, Sunda Water Shrew
  Chimarrogale platycephala (Temminck, 1842) -- invalid -- Flat-headed Water Shrew
  Chimarrogale styani de Winton, 1899 -- valid -- Chinese Water Shrew, Styan's Water Shrew
  Chimarrogale sumatrana (Thomas, 1921) -- valid -- Sumatra Water Shrew, Sumatran Water Shrew
  Chinchillula sahamae Thomas, 1898 -- valid -- Achallo, Altiplano Chinchilla Mouse
  Chionomys Miller, 1908 -- valid -- Snow Voles
  Chionomys gud (Satunin, 1909) -- valid -- Caucasian snow vole, Gudaur Snow Vole
  Chionomys nivalis (Martins, 1842) -- valid -- European Snow Vole, Snow Vole
  Chionomys roberti (Thomas, 1906) -- valid -- Robert's Snow Vole, Robert's Vole
  Chiroderma doriae Thomas, 1891 -- valid -- Brazilian Big-eyed Bat
  Chiroderma improvisum Baker and Genoways, 1976 -- valid -- Guadeloupe Big-eyed Bat, Guadeloupean Big-eyed Bat
  Chiroderma salvini Dobson, 1878 -- valid -- Salvin's Big-eyed Bat
  Chiroderma trinitatum Goodwin, 1958 -- valid -- Little Big-eyed Bat
  Chiroderma villosum Peters, 1860 -- valid -- Hairy Big-eyed Bat
  Chironax melanocephalus (Temminck, 1825) -- valid -- Black-capped Fruit Bat, Sundaic Black-capped Fruit Bat
  Chiropodomys Peters, 1868 -- valid -- Pencil-tailed Tree Mouse
  Chiropotes albinasus (I. Geoffroy Saint-Hilaire and Deville, 1848) -- valid -- Red-nosed Bearded Saki, White-nosed Bearded Saki, White-nosed Saki
  Chiropotes satanas (Hoffmannsegg, 1807) -- valid -- Black Bearded Saki, Black Saki, Brown-bearded Saki
  Chiruromys Thomas, 1888 -- valid -- Tree Mice
  Chlamyphorus Harlan, 1825 -- valid
  Chlamyphorus retusus Burmeister, 1863 -- invalid -- Chacoan Fairy Armadillo
  Chlamyphorus truncatus Harlan, 1825 -- valid -- Pink Fairy Armadillo
  Chlorocebus aethiops (Linnaeus, 1758) -- valid -- Grivet, Grivet Monkey
  Chlorotalpa arendsi Lundholm, 1955 -- invalid -- Arend's golden mole
  Chlorotalpa duthieae (Broom, 1907) -- valid -- Duthie's Golden Mole
  Chlorotalpa leucorhina (Huet, 1885) -- invalid -- Congo golden mole
  Chlorotalpa sclateri (Broom, 1907) -- valid -- Sclater's Golden Mole
  Chlorotalpa tytonis (Simonetta, 1968) -- invalid -- Somali golden mole
  Choeroniscus godmani (Thomas, 1903) -- valid -- Godman's Long-tailed Bat, Godman's Long-tongued Bat
  Choeroniscus intermedius (J. A. Allen and Chapman, 1893) -- invalid -- Intermediate Long-tailed Bat
  Choeroniscus minor (Peters, 1868) -- valid -- Lesser Long-tailed Bat, Lesser Long-tongued Bat
  Choeroniscus periosus Handley, 1966 -- valid -- Greater Long-tailed Bat, Greater Long-tongued Bat
  Choeronycteris mexicana Tschudi, 1844 -- valid -- Mexican Long-tongued Bat, Murciélago trompudo
  Choloepus didactylus (Linnaeus, 1758) -- valid -- Linnaeus's Two-toed Sloth, Southern Two-toed Sloth
  Choloepus hoffmanni Peters, 1858 -- valid -- Hoffmann's Two-toed Sloth
  Chroeomys andinus (Philippi, 1858) -- invalid -- Andean Altiplano Mouse
  Chroeomys jelskii (Thomas, 1894) -- invalid -- Jelski's Altiplano Mouse
  Chrotogale owstoni Thomas, 1912 -- valid -- Owston's Palm Civet
  Chrotomys Thomas, 1895 -- valid -- Philippine Striped Rats
  Chrotopterus auritus (Peters, 1856) -- valid -- Big-eared Woolly Bat, Woolly False Vampire Bat
  Chrysochloris asiatica (Linnaeus, 1758) -- valid -- Cape Golden Mole
  Chrysochloris stuhlmanni Matschie, 1894 -- valid -- Stuhlmann's Golden Mole
  Chrysochloris visagiei Broom, 1950 -- valid -- Visagie's Golden Mole
  Chrysocyon brachyurus (Illiger, 1815) -- valid -- Maned Wolf
  Chrysospalax trevelyani (Günther, 1875) -- valid -- Giant Golden Mole
  Chrysospalax villosus (A. Smith, 1833) -- valid -- Rough-haired Golden Mole
  Civettictis civetta (Schreber, 1776) -- valid -- African Civet
  Clethrionomys californicus (Merriam, 1890) -- invalid -- Western Red-backed Vole
  Clethrionomys centralis (Miller, 1906) -- invalid -- Tien Shan red-backed vole
  Clethrionomys gapperi (Vigors, 1830) -- invalid -- campagnol à dos roux de Gapper, Southern Red-backed Vole
  Clethrionomys glareolus (Schreber, 1780) -- invalid -- Bank vole
  Clethrionomys rufocanus (Sundevall, 1846) -- invalid -- Gray Red-backed Vole
  Clethrionomys rutilus (Pallas, 1779) -- invalid -- Northern Red-backed Vole
  Clethrionomys sikotanensis (Tokuda, 1935) -- invalid -- Shikotan vole
  Cloeotis percivali Thomas, 1901 -- valid -- Percival's Short-eared Trident Bat, Percival's Trident Bat
  Coccymys Menzies, 1990 -- valid -- Brush Mice
  Coelops frithi Blyth, 1848 -- invalid -- East Asian tailless leaf-nosed bat
  Coelops hirsutus (Miller, 1910) -- invalid -- Philippine tailless leaf-nosed bat
  Coelops robinsoni Bonhote, 1908 -- valid -- Malayan Tailless Leaf-nosed Bat
  Coleura afra (Peters, 1852) -- valid -- African Sheath-tailed Bat, Mozambique Sheath-tailed Bat
  Coleura seychellensis Peters, 1868 -- valid -- Seychelles Sheath-tailed Bat
  Colobus angolensis Sclater, 1860 -- valid -- Angola Colobus, Angolan Colobus
  Colobus guereza Rüppell, 1835 -- valid -- Guereza, Mantled Guereza
  Colobus polykomos (Zimmermann, 1780) -- valid -- King Colobus
  Colobus satanas Waterhouse, 1838 -- valid -- Black Colobus
  Condylura cristata (Linnaeus, 1758) -- valid -- condylure étoilé, Star-nosed Mole
  Conepatus chinga (Molina, 1782) -- valid -- Molina's Hog-nosed Skunk
  Conepatus humboldtii Gray, 1837 -- valid -- Humboldt's Hog-nosed Skunk
  Conepatus leuconotus (Lichtenstein, 1832) -- valid -- American Hog-nosed Skunk, badger skunk, eastern hog-nosed skunk, rooter skunk, Texas skunk, white-backed hog-nosed skunk, Zorrillo-narigón occidental
  Conepatus mesoleucus (Lichtenstein, 1832) -- invalid -- hog-nosed skunk, western hog-nosed skunk, Zorrillo-narigón norteño
  Conepatus semistriatus (Boddaert, 1785) -- valid -- Striped Hog-nosed Skunk
  Congosorex polli (Heim de Balsac and Lamotte, 1956) -- valid -- Greater Congo Shrew, Poll's Shrew
  Conilurus Ogilby, 1838 -- valid -- Rabbit Rats
  Connochaetes Lichtenstein, 1812 -- valid -- wildebeests
  Connochaetes gnou (Zimmermann, 1780) -- valid -- black wildebeest, Black Wildebeest
  Connochaetes taurinus (Burchell, 1823) -- valid -- Blue Wildebeest, blue wildebeest
  Cormura brevirostris (Wagner, 1843) -- valid -- Chestnut Sac-winged Bat
  Craseonycteris thonglongyai Hill, 1974 -- valid -- Bumblebee Bat, Hog-nosed Bat, Kitti's Hog-nosed Bat
  Crateromys Thomas, 1895 -- valid -- Bushy-tailed Cloud Rats
  Cremnomys Wroughton, 1912 -- valid -- Indian Rats
  Cricetomys Waterhouse, 1840 -- valid -- African Giant Pouched Rats
  Cricetomys emini Wroughton, 1910 -- valid -- Forest Giant Pouched Rat, Giant Rat
  Cricetomys gambianus Waterhouse, 1840 -- valid -- Gambian Rat, Northern Giant Pouched Rat
  Cricetulus Milne-Edwards, 1867 -- valid -- Dwarf Hamsters
  Cricetulus alticola Thomas, 1917 -- valid -- Ladak Dwarf Hamster, Short-tailed Tibetan Hamster, Tibetan dwarf hamster
  Cricetulus barabensis (Pallas, 1773) -- valid -- Striped Dwarf Hamster, Striped Hamster
  Cricetulus kamensis (Satunin, 1903) -- valid -- Kam Dwarf Hamster, Tibetan Dwarf Hamster
  Cricetulus longicaudatus (Milne-Edwards, 1867) -- valid -- Lesser Long-tailed Hamster, Long-tailed Dwarf Hamster
  Cricetulus migratorius (Pallas, 1773) -- valid -- Gray Dwarf Hamster, Migratory Hamster
  Cricetulus sokolovi Orlov and Malygin, 1988 -- valid -- Sokolov's Dwarf Hamster
  Cricetus cricetus (Linnaeus, 1758) -- valid -- Black-bellied Hamster, Common Hamster
  Crocidura aleksandrisi Vesmanis, 1977 -- valid -- Alexandrian Shrew, Cyrenaica Shrew
  Crocidura allex Osgood, 1910 -- valid -- East African Highland Shrew, Highland Shrew
  Crocidura andamanensis Miller, 1902 -- valid -- Andaman Shrew
  Crocidura ansellorum Hutterer and Dippenaar, 1987 -- valid -- Ansell's Shrew
  Crocidura arabica Hutterer and Harrison, 1988 -- valid -- Arabian Shrew
  Crocidura armenica Gureev, 1963 -- valid -- Armenian Shrew
  Crocidura attenuata Milne-Edwards, 1872 -- valid -- Asian Gray Shrew, Indochinese Shrew
  Crocidura attila Dollman, 1915 -- valid -- Hun Shrew
  Crocidura baileyi Osgood, 1936 -- valid -- Bailey's Shrew
  Crocidura batesi Dollman, 1915 -- valid -- Bate's Shrew, Bates's Shrew
  Crocidura beatus Miller, 1910 -- valid -- Mindanao Shrew
  Crocidura beccarii Dobson, 1887 -- valid -- Beccari's Shrew
  Crocidura bottegi Thomas, 1898 -- valid -- Bottego's Shrew
  Crocidura bottegoides Hutterer and Yalden, 1990 -- valid -- Bale Shrew
  Crocidura buettikoferi Jentink, 1888 -- valid -- Buettikofer's Shrew
  Crocidura caliginea Hollister, 1916 -- valid -- African Dusky Shrew, African Foggy Shrew
  Crocidura canariensis Hutterer, Lopez-Jurado and Vogel, 1987 -- valid -- Canarian Shrew, Canary Shrew
  Crocidura cinderella Thomas, 1911 -- valid -- Cinderella Shrew
  Crocidura congobelgica Hollister, 1916 -- valid -- Congo Shrew, Congo White-toothed Shrew
  Crocidura cossyrensis Contoli, 1989 -- invalid -- Pantellerian Shrew
  Crocidura crenata Brosset, Dubost and Heim de Balsac, 1965 -- valid -- Long-footed Shrew
  Crocidura crossei Thomas, 1895 -- valid -- Crosse's Shrew
  Crocidura cyanea (Duvernoy, 1838) -- valid -- Reddish-gray Musk Shrew
  Crocidura denti Dollman, 1915 -- valid -- Dent's Shrew
  Crocidura desperata Hutterer, Jenkins and Verheyen, 1991 -- valid -- Desperate Shrew
  Crocidura dhofarensis Hutterer and Harrison, 1988 -- valid -- Dhofar Shrew, Dhofarian Shrew
  Crocidura dolichura Peters, 1876 -- valid -- Long-tailed Musk Shrew
  Crocidura douceti Heim de Balsac, 1958 -- valid -- Doucet's Musk Shrew
  Crocidura dsinezumi (Temminck, 1842) -- valid -- Dsinezumi Shrew
  Crocidura eisentrauti Heim de Balsac, 1957 -- valid -- Eisentraut's Shrew
  Crocidura elgonius Osgood, 1910 -- valid -- Elgon Shrew
  Crocidura elongata Miller and Hollister, 1921 -- valid -- Elongated Shrew
  Crocidura erica Dollman, 1915 -- valid -- Heather Shrew
  Crocidura fischeri Pagenstecher, 1885 -- valid -- Fischer's Shrew
  Crocidura flavescens (I. Geoffroy Saint-Hilaire, 1827) -- valid -- Greater Red Musk Shrew
  Crocidura floweri Dollman, 1915 -- valid -- Flower's Shrew
  Crocidura foxi Dollman, 1915 -- valid -- Fox's Shrew
  Crocidura fuliginosa (Blyth, 1855) -- valid -- Southeast Asian Shrew
  Crocidura fulvastra (Sundevall, 1843) -- valid -- Savanna Shrew
  Crocidura fumosa Thomas, 1904 -- valid -- Smoky White-toothed Shrew
  Crocidura fuscomurina (Heuglin, 1865) -- valid -- Bicolored Musk Shrew, Tiny Musk Shrew
  Crocidura glassi Heim de Balsac, 1966 -- valid -- Glass's Shrew
  Crocidura goliath Thomas, 1906 -- valid -- Goliath Shrew
  Crocidura gracilipes Peters, 1870 -- valid -- Peters's Musk Shrew
  Crocidura grandiceps Hutterer, 1983 -- valid -- Large-headed Shrew
  Crocidura grandis Miller, 1911 -- valid -- Greater Mindanao Shrew, Mount Malindang Shrew, Mt. Malindang Shrew
  Crocidura grassei Brosset, Dubost and Heim de Balsac, 1965 -- valid -- Grasse's Shrew
  Crocidura grayi Dobson, 1890 -- valid -- Luzon Shrew
  Crocidura greenwoodi Heim de Balsac, 1966 -- valid -- Greenwood's Shrew
  Crocidura gueldenstaedtii (Pallas, 1811) -- invalid -- Gueldenstaedt's Shrew
  Crocidura harenna Hutterer and Yalden, 1990 -- valid -- Harenna Shrew
  Crocidura hildegardeae Thomas, 1904 -- valid -- Hildegarde's Shrew
  Crocidura hirta Peters, 1852 -- valid -- Lesser Red Musk Shrew
  Crocidura hispida Thomas, 1913 -- valid -- Andaman Spiny Shrew
  Crocidura horsfieldii (Tomes, 1856) -- valid -- Horsfield's Shrew
  Crocidura jacksoni Thomas, 1904 -- valid -- Jackson's Shrew
  Crocidura jenkinsi Chakraborty, 1978 -- valid -- Jenkin's Shrew
  Crocidura kivuana Heim de Balsac, 1968 -- valid -- Kivu Shrew
  Crocidura lamottei Heim de Balsac, 1968 -- valid -- Lamotte's Shrew
  Crocidura lanosa Heim de Balsac, 1968 -- valid -- Kivu Long-haired Shrew, Lemara Shrew
  Crocidura lasiura Dobson, 1890 -- valid -- Ussuri Shrew, Ussuri White-toothed Shrew
  Crocidura latona Hollister, 1916 -- valid -- Latona Shrew, Latona's Shrew
  Crocidura lea Miller and Hollister, 1921 -- valid -- Sulawesi Shrew
  Crocidura leucodon (Hermann, 1780) -- valid -- Bicolored Shrew
  Crocidura levicula Miller and Hollister, 1921 -- valid -- Celebes Shrew, Sulawesi Tiny Shrew
  Crocidura littoralis Heller, 1910 -- valid -- Butiaba Naked-tailed Shrew, Naked-tail Shrew
  Crocidura longipes Hutterer and Happold, 1983 -- valid -- Savanna Swamp Shrew
  Crocidura lucina Dippenaar, 1980 -- valid -- Lucina's Shrew, Moorland Shrew
  Crocidura ludia Hollister, 1916 -- valid -- Dramatic Shrew, Ludia's Shrew
  Crocidura luna Dollman, 1910 -- valid -- Greater Gray-brown Musk Shrew, Moonshine Shrew
  Crocidura lusitania Dollman, 1915 -- valid -- Mauritanian Shrew
  Crocidura macarthuri St. Leger, 1934 -- valid -- MacArthur's Shrew
  Crocidura macmillani Dollman, 1915 -- valid -- MacMillan's Shrew
  Crocidura macowi Dollman, 1915 -- valid -- Macow's Shrew, Nyiro Shrew
  Crocidura malayana Robinson and Kloss, 1911 -- valid -- Malayan Shrew
  Crocidura manengubae Hutterer, 1982 -- valid -- Manenguba Shrew
  Crocidura maquassiensis Roberts, 1946 -- valid -- Makwassie Musk Shrew, Maquassie Musk Shrew
  Crocidura mariquensis (A. Smith, 1844) -- valid -- Swamp Musk Shrew
  Crocidura maurisca Thomas, 1904 -- valid -- Dark Shrew, Gracile Naked-tailed Shrew
  Crocidura maxi Sody, 1936 -- valid -- Javanese Shrew, Max's Shrew
  Crocidura mindorus Miller, 1910 -- valid -- Mindoro Shrew
  Crocidura minuta Otten, 1917 -- invalid -- Minute Shrew
  Crocidura miya Phillips, 1929 -- valid -- Sri Lankan Long-tailed Shrew
  Crocidura monax Thomas, 1910 -- valid -- Kilimanjaro Shrew, Rombo Shrew
  Crocidura monticola Peters, 1870 -- valid -- Sunda Shrew
  Crocidura montis Thomas, 1906 -- valid -- Montane White-toothed Shrew
  Crocidura muricauda (Miller, 1900) -- valid -- Mouse-tailed Shrew, West African Long-tailed Shrew
  Crocidura mutesae Heller, 1910 -- valid -- Uganda Large-toothed Shrew, Ugandan Musk Shrew
  Crocidura nana Dobson, 1890 -- valid -- Dwarf White-toothed Shrew, Somali Dwarf Shrew
  Crocidura nanilla Thomas, 1909 -- valid -- Savanna Dwarf Shrew, Tiny White-toothed Shrew
  Crocidura neglecta Jentink, 1888 -- invalid -- Neglected Shrew
  Crocidura negrina Rabor, 1952 -- valid -- Negros Shrew
  Crocidura nicobarica Miller, 1902 -- valid -- Nicobar Shrew
  Crocidura nigeriae Dollman, 1915 -- valid -- Nigerian Shrew
  Crocidura nigricans Bocage, 1889 -- valid -- Black White-toothed Shrew, Blackish White-toothed Shrew
  Crocidura nigripes Miller and Hollister, 1921 -- valid -- Black-footed Shrew
  Crocidura nigrofusca Matschie, 1895 -- valid -- African Black Shrew, Tenebrous Shrew
  Crocidura nimbae Heim de Balsac, 1956 -- valid -- Nimba Shrew
  Crocidura niobe Thomas, 1906 -- valid -- Niobe's Shrew, Stony Shrew
  Crocidura obscurior Heim de Balsac, 1958 -- valid -- Obscure White-toothed Shrew, West African Pygmy Shrew
  Crocidura olivieri (Lesson, 1827) -- valid -- African Giant Shrew, Olivier's Shrew
  Crocidura orii Kuroda, 1924 -- valid -- Amami Shrew, Ryukyu Shrew
  Crocidura osorio Molina and Hutterer, 1989 -- invalid -- Osorio Shrew
  Crocidura palawanensis Taylor, 1934 -- valid -- Palawan Shrew
  Crocidura paradoxura Dobson, 1886 -- valid -- Paradox Shrew, Sumatran Long-tailed Shrew
  Crocidura parvipes Osgood, 1910 -- valid -- Small-footed Shrew
  Crocidura pasha Dollman, 1915 -- valid -- Pasha Shrew, Sahelian Tiny Shrew
  Crocidura pergrisea Miller, 1913 -- valid -- Pale Gray Shrew
  Crocidura phaeura Osgood, 1936 -- valid -- Guramba Shrew
  Crocidura picea Sanderson, 1940 -- valid -- Cameroonian Shrew, Pitch Shrew
  Crocidura pitmani Barclay, 1932 -- valid -- Pitman's Shrew
  Crocidura planiceps Heller, 1910 -- valid -- Flat-headed Shrew
  Crocidura poensis (Fraser, 1843) -- valid -- Fraser's Musk Shrew
  Crocidura polia Hollister, 1916 -- valid -- Fuscous Shrew, Polia's Shrew
  Crocidura pullata Miller, 1911 -- valid -- Dusky Shrew, Kashmir White-toothed Shrew
  Crocidura raineyi Heller, 1912 -- valid -- Rainey Shrew, Rainey's Shrew
  Crocidura religiosa (I. Geoffroy Saint-Hilaire, 1827) -- valid -- Egyptian Pygmy Shrew
  Crocidura rhoditis Miller and Hollister, 1921 -- valid -- Sulawesi White-handed Shrew, Temboan Shrew
  Crocidura roosevelti (Heller, 1910) -- valid -- Roosevelt's Shrew
  Crocidura russula (Hermann, 1780) -- valid -- Greater White-toothed Shrew, White-toothed Shrew
  Crocidura selina Dollman, 1915 -- valid -- Moon Shrew, Ugandan Lowland Shrew
  Crocidura serezkyensis Laptev, 1929 -- valid -- Lesser Rock Shrew, Serezkaya Shrew
  Crocidura sibirica Dukelsky, 1930 -- valid -- Siberian Shrew
  Crocidura sicula Miller, 1900 -- valid -- Sicilian Shrew
  Crocidura silacea Thomas, 1895 -- valid -- Lesser Gray-brown Musk Shrew
  Crocidura smithii Thomas, 1895 -- valid -- Desert Musk Shrew
  Crocidura somalica Thomas, 1895 -- valid -- Somali Shrew
  Crocidura stenocephala Heim de Balsac, 1979 -- valid -- Kahuzi Swamp Shrew, Narrow-headed Shrew
  Crocidura suaveolens (Pallas, 1811) -- valid -- Lesser Shrew, Lesser White-toothed Shrew
  Crocidura susiana Redding and Lay, 1978 -- valid -- Iranian Shrew
  Crocidura tansaniana Hutterer, 1986 -- valid -- Tanzanian Shrew
  Crocidura tarella Dollman, 1915 -- valid -- Tarella Shrew, Ugandan Shrew
  Crocidura tarfayensis Vesmanis and Vesmanis, 1980 -- valid -- Saharan Shrew, Tarfaya Shrew
  Crocidura telfordi Hutterer, 1986 -- valid -- Telford's Shrew
  Crocidura tenuis (Müller, 1840) -- valid -- Thin Shrew, Timor Shrew
  Crocidura thalia Dippenaar, 1980 -- valid -- Thalia Shrew, Thalia's Shrew
  Crocidura theresae Heim de Balsac, 1968 -- valid -- Therese's Shrew
  Crocidura thomensis (Bocage, 1887) -- valid -- São Tomé Shrew
  Crocidura turba Dollman, 1910 -- valid -- Tumultuous Shrew, Turbo Shrew
  Crocidura ultima Dollman, 1915 -- valid -- Ultimate Shrew
  Crocidura usambarae Dippenaar, 1980 -- valid -- Usambara Shrew
  Crocidura viaria (I. Geoffroy Saint-Hilaire, 1834) -- valid -- Savanna Path Shrew
  Crocidura voi Osgood, 1910 -- valid -- Voi Shrew
  Crocidura whitakeri de Winton, 1898 -- valid -- Whitaker's Shrew
  Crocidura wimmeri Heim de Balsac and Aellen, 1958 -- valid -- Wimmer's Shrew
  Crocidura xantippe Osgood, 1910 -- valid -- Vermiculate Shrew, Xanthippe's Shrew
  Crocidura yankariensis Hutterer and Jenkins, 1980 -- valid -- Yankari Shrew
  Crocidura zaphiri Dollman, 1915 -- valid -- Zaphir's Shrew
  Crocidura zarudnyi Ognev, 1928 -- valid -- Zarudny's Rock Shrew, Zarudny's Shrew
  Crocidura zimmeri Osgood, 1936 -- valid -- Upemba Shrew, Zimmer's Shrew
  Crocidura zimmermanni Wettstein, 1953 -- valid -- Cretan Shrew, Zimmermann's Shrew
  Crocuta crocuta (Erxleben, 1777) -- valid -- Spotted Hyena
  Crossarchus alexandri Thomas and Wroughton, 1907 -- valid -- Alexander's cusimanse, Alexander's Kusimanse
  Crossarchus ansorgei Thomas, 1910 -- valid -- Angolan Kusimanse, Ansorge's cusimanse
  Crossarchus obscurus F. G. Cuvier, 1825 -- valid -- Common Kusimanse, long-nosed cusimanse
  Crunomys Thomas, 1897 -- valid -- Philippine Shrew Rats
  Cryptochloris wintoni (Broom, 1907) -- valid -- De Winton's Golden Mole
  Cryptochloris zyli Shortridge and Carter, 1938 -- valid -- Van Zyl's Golden Mole
  Cryptoprocta ferox Bennett, 1833 -- valid -- Fossa
  Cryptotis avia G. M. Allen, 1923 -- invalid -- Andean Small-eared Shrew
  Cryptotis endersi Setzer, 1950 -- valid -- Enders's Small-eared Shrew
  Cryptotis goldmani (Merriam, 1895) -- valid -- Goldman's Broad-clawed Shrew, Goldman's Small-eared Shrew
  Cryptotis goodwini Jackson, 1933 -- valid -- Goodwin's Broad-clawed Shrew, Goodwin's Small-eared Shrew
  Cryptotis gracilis Miller, 1911 -- valid -- Talamancan Small-eared Shrew
  Cryptotis hondurensis Woodman and Timm, 1992 -- valid -- Honduran Small-eared Shrew
  Cryptotis magna (Merriam, 1895) -- valid -- Big Mexican Small-eared Shrew, Big Small-eared Shrew
  Cryptotis meridensis (Thomas, 1898) -- valid -- Merida Small-eared Shrew
  Cryptotis mexicana (Coues, 1877) -- valid -- Mexican Small-eared Shrew
  Cryptotis montivaga (Anthony, 1921) -- valid -- Ecuadorean Small-eared Shrew, Wandering Small-eared Shrew
  Cryptotis nigrescens (J. A. Allen, 1895) -- valid -- Blackish Small-eared Shrew
  Cryptotis parva (Say, 1823) -- valid -- bee shrew, Least Shrew, little short-tailed shrew, Musaraña-orejillas mínima, North American Least Shrew, small short-tailed shrew
  Cryptotis squamipes (J. A. Allen, 1912) -- valid -- Scaly-footed Small-eared Shrew, Western Colombian Small-eared Shrew
  Cryptotis thomasi (Merriam, 1897) -- valid -- Thomas' Small-eared Shrew
  Ctenodactylidae Gervais, 1853 -- valid -- Comb Rats, Gundis
  Ctenodactylus Gray, 1830 -- valid -- Common Gundis
  Ctenodactylus gundi (Rothmann, 1776) -- valid -- Common Gundi, Gundi
  Ctenodactylus vali Thomas, 1902 -- valid -- Val's Gundi
  Cuon alpinus (Pallas, 1811) -- valid -- Asiatic Wild Dog, Dhole, Indian dhole, Red Dog
  Cyclopes didactylus (Linnaeus, 1758) -- valid -- Silky Anteater
  Cynictis penicillata (G.[Baron] Cuvier, 1829) -- valid -- Yellow Mongoose
  Cynocephalus variegatus (Audebert, 1799) -- invalid -- Malayan Flying Lemur
  Cynocephalus volans (Linnaeus, 1758) -- valid -- Philippine Flying Lemur
  Cynogale bennettii Gray, 1837 -- valid -- Otter Civet
  Cynomys Rafinesque, 1817 -- valid -- Prairie Dogs
  Cynomys gunnisoni (Baird, 1855) -- valid -- Gunnison's Prairie Dog
  Cynomys leucurus Merriam, 1890 -- valid -- White-tailed Prairie Dog
  Cynomys ludovicianus (Ord, 1815) -- valid -- Arizona black-tailed prairie dog, Black-tailed Prairie Dog, Perro-llanero cola negra
  Cynomys mexicanus Merriam, 1892 -- valid -- Mexican Prairie Dog, Mexican prairie marmot
  Cynomys parvidens J. A. Allen, 1905 -- valid -- Utah Prairie Dog
  Cynopterus brachyotis (Müller, 1838) -- valid -- Lesser Short-nosed Fruit Bat
  Cynopterus horsfieldi Gray, 1843 -- invalid -- Horsfield's fruit bat
  Cynopterus nusatenggara Kitchener and Maharadatunkamsi, 1991 -- valid -- Nusatenggara Short-nosed Fruit Bat
  Cynopterus sphinx (Vahl, 1797) -- valid -- Greater Short-nosed Fruit Bat
  Cynopterus titthaecheileus (Temminck, 1825) -- invalid -- Indonesian Short-nosed Fruit Bat
  Cynopterus titthaecheilus (Temminck, 1825) -- valid -- Indonesian Short-nosed Fruit Bat
  Cystophora cristata (Erxleben, 1777) -- valid -- bladdernose seal, Hooded Seal, phoque à capuchon
  Cyttarops alecto Thomas, 1913 -- valid -- Short-eared Bat
  Dama Frisch, 1775 -- valid -- fallow deer
  Dama dama (Linnaeus, 1758) -- valid -- fallow deer, Fallow Deer
  Dama dama mesopotamica (Brooke, 1875) -- valid -- Mesopotamian fallow deer, Persian fallow deer
  Dama mesopotamica (Brooke, 1875) -- invalid -- Mesopotamian fallow deer, Persian fallow deer
  Damaliscus hunteri (P. L. Sclater, 1889) -- invalid -- hirola
  Damaliscus lunatus (Burchell, 1823) -- valid -- Common Tsessebe, topi
  Damaliscus pygargus (Pallas, 1767) -- valid -- bontebok, Bontebok (see comments)
  Dasymys Peters, 1875 -- valid -- Shaggy African Marsh Rats
  Dasypodidae Gray, 1821 -- valid -- Armadillos
  Dasypus Linnaeus, 1758 -- valid -- Long-nosed Armadillos
  Dasypus hybridus (Desmarest, 1804) -- valid -- Southern Long-nosed Armadillo
  Dasypus kappleri Krauss, 1862 -- valid -- Greater Long-nosed Armadillo
  Dasypus novemcinctus Linnaeus, 1758 -- valid -- Armadillo nueve bandas, long-nosed armadillo, Nine-banded Armadillo
  Dasypus pilosus (Fitzinger, 1856) -- valid -- Hairy Long-nosed Armadillo
  Dasypus sabanicola Mondolfi, 1968 -- valid -- Llanos Long-nosed Armadillo
  Dasypus septemcinctus Linnaeus, 1758 -- valid -- Seven-banded Armadillo
  Daubentonia madagascariensis (Gmelin, 1788) -- valid -- Aye-aye
  Delanymys brooksi Hayman, 1962 -- valid -- Delany's Swamp Mouse
  Delomys Thomas, 1917 -- valid -- Atlantic Forest Rats
  Delomys dorsalis (Hensel, 1873) -- valid -- Striped Atlantic Forest Rat, Striped Delomys
  Delomys sublineatus (Thomas, 1903) -- valid -- Pallid Atlantic Forest Rat, Pallid Delomys
  Delphinapterus leucas (Pallas, 1776) -- valid -- Beluga, béluga, belukha, white whale
  Delphinidae Gray, 1821 -- valid -- dolphins, killer whales, marine dolphins, pilot whales
  Delphinus delphis Linnaeus, 1758 -- valid -- common dolphin, Delfín común, saddle-backed dolphin, Short-beaked Common Dolphin, short-beaked saddle-backed dolphin, Short-beaked Saddleback Dolphin
  Deltamys kempi Thomas, 1917 -- valid -- Kemp's Akodont, Kemp's Grass Mouse
  Dendrogale Gray, 1848 -- valid -- Smooth-tailed Tree Shrews
  Dendrohyrax Gray, 1868 -- valid -- Tree Hyraxes
  Dendrohyrax arboreus (A. Smith, 1827) -- valid -- Southern Tree Hyrax
  Dendrohyrax dorsalis (Fraser, 1854) -- valid -- Western Tree Hyrax
  Dendrohyrax validus True, 1890 -- invalid -- Eastern Tree Hyrax
  Dendromus A. Smith, 1829 -- valid -- African Climbing Mice
  Dendromus insignis (Thomas, 1903) -- valid -- Montane African Climbing Mouse, Remarkable Climbing Mouse
  Dendromus kahuziensis Dieterlen, 1969 -- valid -- Mt Kahuzi African Climbing Mouse, Mt. Kahuzi Climbing Mouse
  Dendromus kivu Thomas, 1916 -- invalid -- Kivu climbing mouse
  Dendromus lovati (de Winton, 1900) -- valid -- Lovat's African Climbing Mouse, Lovat's Climbing Mouse
  Dendromus melanotis (A. Smith, 1834) -- valid -- Gray African Climbing Mouse, Gray Climbing Mouse
  Dendromus mesomelas (Brants, 1827) -- valid -- Brant's Climbing Mouse, Brants's African Climbing Mouse
  Dendromus messorius (Thomas, 1903) -- valid -- Banana African Climbing Mouse, Banana Climbing Mouse
  Dendromus mystacalis (Heuglin, 1863) -- valid -- Chestnut African Climbing Mouse, Chestnut Climbing Mouse
  Dendromus nyikae Wroughton, 1909 -- valid -- Nyika African Climbing Mouse, Nyika Climbing Mouse
  Dendromus oreas Osgood, 1936 -- valid -- Cameroon African Climbing Mouse, Cameroon Climbing Mouse
  Dendromus vernayi Hill and Carter, 1937 -- valid -- Vernay's African Climbing Mouse, Vernay's Climbing Mouse
  Dendroprionomys rousseloti F. Petter, 1966 -- valid -- Velvet African Climbing Mouse, Velvet Climbing Mouse
  Deomys ferrugineus Thomas, 1888 -- valid -- Congo forest mouse, Congo Forest Rat
  Dermoptera Illiger, 1811 -- valid -- Flying Lemurs
  Desmana moschata (Linnaeus, 1758) -- valid -- Desman, Russian Desman
  Desmodilliscus braueri Wettstein, 1916 -- valid -- Pouched Gerbil
  Desmodillus auricularis (A. Smith, 1834) -- valid -- Cape short-eared gerbil, Cape Short-tailed Gerbil
  Desmodus rotundus (E. Geoffroy, 1810) -- valid -- Common Vampire Bat, Vampire Bat
  Diaemus youngi (Jentink, 1893) -- invalid -- White-winged Vampire Bat
  Dicerorhinus sumatrensis (G. Fischer [von Waldheim], 1814) -- valid -- Asian Two-horned Rhinoceros, Badak Kerbau, Badak Sumbu, Hairy Rhinoceros, Sumatran Rhinoceros
  Diceros bicornis (Linnaeus, 1758) -- valid -- African black rhinoceros, Black Rhinoceros
  Diclidurus albus Wied-Neuwied, 1820 -- valid -- Northern Ghost Bat, White Ghost Bat
  Diclidurus ingens Hernández-Camacho, 1955 -- valid -- Greater Ghost Bat
  Diclidurus isabellus (Thomas, 1920) -- invalid -- Isabelle's Ghost Bat
  Diclidurus scutatus Peters, 1869 -- valid -- Lesser Ghost Bat, Little Ghost Bat
  Dicrostonyx Gloger, 1841 -- valid -- Collared Lemmings
  Dicrostonyx exsul G. M. Allen, 1919 -- invalid -- St. Lawrence Island collared lemming
  Dicrostonyx groenlandicus (Traill, 1823) -- valid -- Collared Lemming, Greenland Collared Lemming, Nearctic Collared Lemming, Northern Collared Lemming
  Dicrostonyx hudsonius (Pallas, 1778) -- valid -- Labrador Collared Lemming, lemming d'Ungava, Ungava Collared Lemming
  Dicrostonyx kilangmiutak Anderson and Rand, 1945 -- invalid -- Kilangmiutak collared lemming, Victoria collared lemming
  Dicrostonyx nelsoni Merriam, 1900 -- valid -- Nelson's Collared Lemming
  Dicrostonyx nunatakensis Youngman, 1967 -- valid -- Ogilvie Mountain Collared Lemming, Ogilvie Mountains Collared Lemming
  Dicrostonyx richardsoni Merriam, 1900 -- valid -- Richardson's Collared Lemming
  Dicrostonyx rubricatus (Richardson, 1839) -- invalid -- Bering collared lemming, Tundra Collared Lemming
  Dicrostonyx torquatus (Pallas, 1778) -- valid -- Arctic Lemming, Collared Lemming, Palearctic Collared Lemming
  Dicrostonyx unalascensis Merriam, 1900 -- valid -- Aleutian Island Collared Lemming, Unalaska Collared Lemming
  Dicrostonyx vinogradovi Ognev, 1948 -- valid -- Wrangel Island Collared Lemming, Wrangel Lemming
  Dinaromys bogdanovi (Martino, 1922) -- valid -- Balkan Snow Vole, Martino's Snow Vole
  Diphylla ecaudata Spix, 1823 -- valid -- Hairy-legged Vampire Bat, Vampiro pata peluda
  Diplogale hosei (Thomas, 1892) -- valid -- Hose's Palm Civet
  Diplomesodon pulchellum (Lichtenstein, 1823) -- valid -- Piebald Shrew
  Dipodidae Fischer de Waldheim, 1817 -- valid -- birch mice, Jerboas, jumping mice
  Dipodillus bottai (Lataste, 1882) -- valid -- Botta's Dipodil, Botta's Gerbil
  Dipodillus dasyurus (Wagner, 1842) -- valid -- Wagner's Dipodil, Wagner's Gerbil
  Dipodillus harwoodi (Thomas, 1901) -- valid -- Harwood's Dipodil, Harwood's Gerbil
  Dipodillus jamesi (Harrison, 1967) -- valid -- James's Dipodil, James's Gerbil
  Dipodillus lowei (Thomas and Hinton, 1923) -- valid -- Lowe's Dipodil, Lowe's Gerbil
  Dipodillus maghrebi (Schlitter and Setzer, 1972) -- valid -- Greater Short-tailed Gerbil, Maghreb Dipodil
  Dipodillus simoni (Lataste, 1881) -- valid -- Lesser Short-tailed Gerbil, Simon's Dipodil
  Dipodillus somalicus (Thomas, 1910) -- valid -- Somalian Dipodil, Somalian Gerbil
  Dipodillus stigmonyx (Heuglin, 1877) -- valid -- Khartoum Dipodil, Khartoum Gerbil
  Dipodomys Gray, 1841 -- valid -- Kangaroo Rats
  Dipodomys agilis Gambel, 1848 -- valid -- Agile Kangaroo Rat, Rata-canguro ágil
  Dipodomys californicus Merriam, 1890 -- valid -- California Kangaroo Rat
  Dipodomys compactus True, 1889 -- valid -- Gulf Coast Kangaroo Rat, Rata-canguro de Del Padre
  Dipodomys deserti Stephens, 1887 -- valid -- Desert Kangaroo Rat, Rata-canguro desértica
  Dipodomys elator Merriam, 1894 -- valid -- Texas Kangaroo Rat
  Dipodomys elephantinus (Grinnell, 1919) -- invalid -- Big-eared Kangaroo Rat
  Dipodomys gravipes Huey, 1925 -- valid -- San Quintin Kangaroo Rat
  Dipodomys heermanni LeConte, 1853 -- valid -- Heermann's Kangaroo Rat
  Dipodomys ingens (Merriam, 1904) -- valid -- Giant Kangaroo Rat
  Dipodomys insularis Merriam, 1907 -- invalid -- San Jose Island Kangaroo Rat
  Dipodomys margaritae Merriam, 1907 -- invalid -- Margarita Island Kangaroo Rat
  Dipodomys merriami Mearns, 1890 -- valid -- Merriam's Kangaroo Rat, Rata-canguro de Merriam
  Dipodomys microps (Merriam, 1904) -- valid -- Chisel-toothed Kangaroo Rat
  Dipodomys nelsoni Merriam, 1907 -- valid -- Nelson's Kangaroo Rat
  Dipodomys nitratoides Merriam, 1894 -- valid -- Fresno Kangaroo Rat, San Joaquin kangaroo rat, San Joaquin Valley Kangaroo Rat
  Dipodomys ordii Woodhouse, 1853 -- valid -- Ord's Kangaroo Rat, Rata-canguro común
  Dipodomys panamintinus (Merriam, 1894) -- valid -- Panamint Kangaroo Rat
  Dipodomys phillipsii Gray, 1841 -- valid -- Phillips' Kangaroo Rat, Phillips's Kangaroo Rat
  Dipodomys spectabilis Merriam, 1890 -- valid -- Banner-tailed Kangaroo Rat, Rata-canguro cola de bandera
  Dipodomys stephensi (Merriam, 1907) -- valid -- Stephens' kangaroo rat, Stephens's Kangaroo Rat
  Dipodomys venustus (Merriam, 1904) -- valid -- Narrow-faced Kangaroo Rat
  Dipus sagitta (Pallas, 1773) -- valid -- Northern Three-toed Jerboa
  Dobsonia beauforti Bergmans, 1975 -- valid -- Beaufort's Naked-backed Fruit Bat
  Dobsonia chapmani Rabor, 1952 -- valid -- Negros Naked-backed Fruit Bat, Philippine Naked-backed Fruit Bat
  Dobsonia emersa Bergmans and Sarbini, 1985 -- valid -- Biak Naked-backed Fruit Bat
  Dobsonia exoleta K. Andersen, 1909 -- valid -- Sulawesi Naked-backed Fruit Bat
  Dobsonia inermis K. Andersen, 1909 -- valid -- Solomons Naked-backed Fruit Bat
  Dobsonia minor (Dobson, 1879) -- valid -- Lesser Naked-backed Fruit Bat
  Dobsonia moluccensis (Quoy and Gaimard, 1830) -- valid -- Moluccan Naked-backed Fruit Bat
  Dobsonia pannietensis (De Vis, 1905) -- valid -- Panniet Naked-backed Fruit Bat
  Dobsonia peroni (E. Geoffroy, 1810) -- invalid -- western naked-backed fruit bat
  Dobsonia praedatrix K. Andersen, 1909 -- valid -- New Britain Naked-backed Fruit Bat
  Dobsonia viridis (Heude, 1896) -- valid -- Greenish Naked-backed Fruit Bat
  Dologale dybowskii (Pousargues, 1893) -- valid -- Pousargues' mongoose, Pousargues's Mongoose
  Dorcatragus megalotis (Menges, 1894) -- valid -- beira, Beira
  Dremomys Heude, 1898 -- valid -- Red-cheeked Squirrels
  Dremomys everetti (Thomas, 1890) -- valid -- Bornean Mountain Ground Squirrel
  Dremomys lokriah (Hodgson, 1836) -- valid -- Orange-bellied Himalayan Squirrel
  Dremomys pernyi (Milne-Edwards, 1867) -- valid -- Perny's Long-nosed Squirrel
  Dremomys pyrrhomerus (Thomas, 1895) -- valid -- Red-hipped Squirrel
  Dremomys rufigenis (Blanford, 1878) -- valid -- Asian Red-cheeked Squirrel
  Dryomys Thomas, 1906 -- valid -- Forest Dormice
  Dryomys laniger Felten and Storch, 1968 -- valid -- Woolly Dormouse, Woolly Forest Dormouse
  Dryomys nitedula (Pallas, 1778) -- valid -- Forest Dormouse
  Dryomys sichuanensis (Wang, 1985) -- invalid -- Chinese Dormouse
  Dugong dugon (Müller, 1776) -- valid -- Dugong
  Dugongidae Gray, 1821 -- valid -- dugongs, sea cows
  Dusicyon australis (Kerr, 1792) -- valid -- Falkland Island wolf, Falkland Islands Wolf
  Dyacopterus spadiceus (Thomas, 1890) -- valid -- Common Dyak Fruit Bat, Dyak Fruit Bat
  Echinops telfairi Martin, 1838 -- valid -- Lesser Hedgehog Tenrec
  Echinosorex gymnura (Raffles, 1822) -- valid -- Moonrat
  Ectophylla alba H. Allen, 1892 -- valid -- Honduran White Bat, White Bat
  Eidolon dupreanum (Pollen in Schlegel and Pollen, 1866) -- valid -- Madagascan fruit bat, Madagascan Straw-colored Fruit Bat, Malagasy Straw-colored Fruit Bat
  Eidolon helvum (Kerr, 1792) -- valid -- African Straw-colored Fruit Bat, straw-colored fruit bat
  Eira barbara (Linnaeus, 1758) -- valid -- Tayra
  Elaphodus cephalophus Milne-Edwards, 1872 -- valid -- tufted deer, Tufted Deer
  Elaphurus davidianus Milne-Edwards, 1866 -- valid -- Père David's deer, Père David's Deer
  Elephantulus Thomas and Schwann, 1906 -- valid -- Long-eared Elephant Shrews
  Elephantulus brachyrhynchus (A. Smith, 1836) -- valid -- Short-snouted Elephant Shrew
  Elephantulus edwardii (A. Smith, 1839) -- valid -- Cape Elephant Shrew
  Elephantulus fuscipes (Thomas, 1894) -- valid -- Dusky-footed Elephant Shrew
  Elephantulus fuscus (Peters, 1852) -- valid -- Dusky Elephant Shrew
  Elephantulus intufi (A. Smith, 1836) -- valid -- Bushveld Elephant Shrew
  Elephantulus myurus Thomas and Schwann, 1906 -- valid -- Eastern Rock Elephant Shrew
  Elephantulus revoili (Huet, 1881) -- valid -- Somali Elephant Shrew
  Elephantulus rozeti (Duvernoy, 1833) -- valid -- North African Elephant Shrew
  Elephantulus rufescens (Peters, 1878) -- valid -- Rufous Elephant Shrew
  Elephantulus rupestris (A. Smith, 1831) -- valid -- Western Rock Elephant Shrew
  Elephas maximus Linnaeus, 1758 -- valid -- Asian Elephant, Asiatic Elephant
  Eligmodontia F. Cuvier, 1837 -- valid -- Gerbil Mice
  Eligmodontia moreni (Thomas, 1896) -- valid -- Monte Gerbil Mouse, Monte Laucha
  Eligmodontia morgani J. A. Allen, 1901 -- valid -- Morgan's gerbil mouse, Western Patagonian Laucha
  Eligmodontia puerulus (Philippi, 1896) -- valid -- Altiplano Laucha, Andean gerbil mouse
  Eligmodontia typus F. Cuvier, 1837 -- valid -- Eastern Patagonian Laucha, Highland Gerbil Mouse
  Eliomys Wagner, 1840 -- valid -- Garden Dormice
  Eliomys melanurus (Wagner, 1840) -- valid -- Asian Garden Dormouse, Large-eared Garden Dormouse, South-West Asian Garden Dormouse
  Eliomys quercinus (Linnaeus, 1766) -- valid -- Garden Dormouse
  Eliurus Milne-Edwards, 1885 -- valid -- Tufted-tailed Rats
  Eliurus majori Thomas, 1895 -- valid -- Major's Tufted-tailed Rat
  Eliurus minor Forsyth Major, 1896 -- valid -- Lesser Tufted-tailed Rat
  Eliurus myoxinus Milne-Edwards, 1885 -- valid -- Dormouse Tufted-tailed Rat, Western Tufted-tailed Rat
  Eliurus penicillatus Thomas, 1908 -- valid -- White-tipped Tufted-tailed Rat
  Eliurus tanala Forsyth Major, 1896 -- valid -- Tanala Tufted-tailed Rat
  Eliurus webbi Ellerman, 1949 -- valid -- Webb's Tufted-tailed Rat
  Ellobius Fischer, 1814 -- valid -- Mole Voles
  Ellobius alaicus Vorontsov et al., 1969 -- valid -- Alai Mole Vole
  Ellobius fuscocapillus Blyth, 1843 -- valid -- Afghan Mole-Vole, Southern Mole Vole
  Ellobius lutescens Thomas, 1897 -- valid -- Transcaucasian Mole Vole
  Ellobius talpinus (Pallas, 1770) -- valid -- Northern Mole Vole
  Ellobius tancrei Blasius, 1884 -- valid -- Eastern Mole Vole, Zaisan mole vole
  Emballonura alecto (Eydoux and Gervais, 1836) -- valid -- Philippine Sheath-tailed Bat, Small Asian Sheath-tailed Bat
  Emballonura atrata Peters, 1874 -- invalid -- Peters's Sheath-tailed Bat
  Emballonura beccarii Peters and Doria, 1881 -- valid -- Beccari's Sheath-tailed Bat
  Emballonura dianae Hill, 1956 -- valid -- Large-eared Sheath-tailed Bat
  Emballonura furax Thomas, 1911 -- valid -- Greater Sheath-tailed Bat, New Guinea Sheath-tailed Bat, New Guinean Sheath-tailed Bat
  Emballonura monticola Temminck, 1838 -- valid -- Lesser Sheath-tailed Bat
  Emballonura raffrayana Dobson, 1879 -- valid -- Raffray's Sheath-tailed Bat
  Enhydra lutris (Linnaeus, 1758) -- valid -- Nutria marina, Sea Otter
  Eolagurus luteus (Eversmann, 1840) -- valid -- Yellow Steppe Lemming
  Eolagurus przewalskii (Büchner, 1889) -- valid -- Przewalski's Steppe Lemming
  Eonycteris major K. Andersen, 1910 -- valid -- Greater Dawn Bat
  Eonycteris spelaea (Dobson, 1871) -- valid -- Lesser Dawn Bat
  Eothenomys Miller, 1896 -- valid -- South Asian Voles
  Eothenomys chinensis (Thomas, 1891) -- valid -- Pratt's Vole, Sichuan Red-Backed Vole
  Eothenomys custos (Thomas, 1912) -- valid -- Southwest China Red-backed Vole, Southwest China Vole
  Eothenomys eva (Thomas, 1911) -- invalid -- Ganzu Vole
  Eothenomys inez (Thomas, 1908) -- invalid -- Kolan vole
  Eothenomys melanogaster (Milne-Edwards, 1871) -- valid -- Père David's Red-backed Vole, Père David's Vole
  Eothenomys olitor (Thomas, 1911) -- valid -- Black-eared Red-backed Vole, Chaotung vole
  Eothenomys proditor Hinton, 1923 -- valid -- Yulongxuen Red-backed Vole, Yulungshan vole
  Eothenomys regulus (Thomas, 1907) -- invalid -- Royal vole
  Eothenomys shanseius (Thomas, 1908) -- invalid -- Shansei Vole
  Eozapus setchuanus (Pousargues, 1896) -- valid -- Chinese Jumping Mouse
  Epixerus Thomas, 1909 -- valid -- African Palm Squirrels
  Epixerus ebii (Temminck, 1853) -- valid -- African Palm Squirrel, Ebian's palm squirrel, Palm Squirrel, Temminck's giant squirrel, Western Palm Squirrel
  Epixerus wilsoni (Du Chaillu, 1860) -- invalid -- Biafran Palm Squirrel
  Epomophorus angolensis Gray, 1870 -- valid -- Angolan Epauletted Fruit Bat
  Epomophorus gambianus (Ogilby, 1835) -- valid -- Gambian Epauletted Fruit Bat
  Epomophorus grandis (Sanborn, 1950) -- valid -- lesser Angolan epauletted fruit bat, Sanborn's Epauletted Fruit Bat
  Epomophorus labiatus (Temminck, 1837) -- valid -- Ethiopian epauletted fruit bat, Little Epauletted Fruit Bat
  Epomophorus minimus Claessen and De Vree, 1991 -- invalid -- East African epauletted fruit bat, Least Epauletted Fruit Bat
  Epomophorus wahlbergi (Sundevall, 1846) -- valid -- Wahlberg's Epauletted Fruit Bat
  Epomops buettikoferi (Matschie, 1899) -- valid -- Buettikofer's epauletted bat, Büttikofer's Epauletted Fruit Bat
  Epomops dobsoni (Bocage, 1889) -- invalid -- Dobson's fruit bat
  Epomops franqueti (Tomes, 1860) -- valid -- Franquet's epauletted bat, Franquet's Epauletted Fruit Bat
  Eptesicus baverstocki Kitchener, Jones and Caputi, 1987 -- invalid -- inland forest bat
  Eptesicus bobrinskii Kuzyakin, 1935 -- invalid -- Bobrinski's serotine
  Eptesicus bottae (Peters, 1869) -- valid -- Botta's Serotine
  Eptesicus brasiliensis (Desmarest, 1819) -- valid -- Brazilian Brown Bat, Brazilian Serotine
  Eptesicus brunneus (Thomas, 1880) -- invalid -- dark-brown serotine
  Eptesicus capensis (A. Smith, 1829) -- invalid -- Cape serotine
  Eptesicus demissus Thomas, 1916 -- invalid -- Surat serotine
  Eptesicus diminutus Osgood, 1915 -- valid -- Diminutive Serotine
  Eptesicus douglasorum Kitchener, 1976 -- invalid -- yellow-lipped bat
  Eptesicus flavescens (Seabra, 1900) -- invalid -- yellow serotine
  Eptesicus floweri (de Winton, 1901) -- valid -- Flower's Serotine, horn-skinned bat, Horn-skinned Serotine, Sudan Horn-skinned Bat
  Eptesicus furinalis (d'Orbigny, 1847) -- valid -- Argentine Brown Bat, Argentine Serotine, Argentinian Brown Bat
  Eptesicus fuscus (Palisot de Beauvois, 1796) -- valid -- Big Brown Bat, grande chauve-souris brune, Murciélago-moreno norteamericano
  Eptesicus guadeloupensis Genoways and Baker, 1975 -- valid -- Guadeloupe big brown bat, Guadeloupe Serotine, Guadeloupean Big Brown Bat
  Eptesicus guineensis (Bocage, 1889) -- invalid -- tiny serotine
  Eptesicus hottentotus (A. Smith, 1833) -- valid -- Hottentot Bat, Long-tailed Greater Serotine Bat, long-tailed house bat, Long-tailed Serotine
  Eptesicus innoxius (Gervais, 1841) -- valid -- Harmless Serotine
  Eptesicus kobayashii Mori, 1928 -- invalid -- Kobayashi's Serotine
  Eptesicus melckorum Roberts, 1919 -- invalid -- Melck's house bat
  Eptesicus nasutus (Dobson, 1877) -- invalid -- Sind Bat
  Eptesicus nilssoni (Keyserling and Blasius, 1839) -- invalid -- northern bat
  Eptesicus pachyotis (Dobson, 1871) -- valid -- Thick-eared Bat, Thick-eared Serotine
  Eptesicus platyops (Thomas, 1901) -- valid -- Lagos Serotine
  Eptesicus pumilus (Gray, 1841) -- invalid -- eastern forest bat
  Eptesicus regulus Thomas, 1906 -- invalid -- southern forest bat
  Eptesicus rendalli (Thomas, 1889) -- invalid -- Rendall's Serotine
  Eptesicus sagittula McKean, Richards and Price, 1978 -- invalid -- large forest bat
  Eptesicus serotinus (Schreber, 1774) -- valid -- Big Brown Bat, Common Serotine, Eurasian Serotine, serotine, Silky Bat
  Eptesicus somalicus (Thomas, 1901) -- invalid -- Somali serotine
  Eptesicus tatei Ellerman and Morrison-Scott, 1951 -- valid -- Sombre Bat, Sombre Serotine
  Eptesicus tenuipinnis (Peters, 1872) -- invalid -- white-winged serotine
  Eptesicus vulturnus Thomas, 1914 -- invalid -- little forest bat
  Equidae Gray, 1821 -- valid -- Asses, Horses, Zebras
  Equus asinus Linnaeus, 1758 -- valid -- Ass, burro, Donkey, feral burro, Wild Ass
  Equus burchellii (Gray, 1824) -- invalid -- Burchell's Zebra, Plains Zebra
  Equus caballus Linnaeus, 1758 -- valid -- feral horse, Horse
  Equus grevyi Oustalet, 1882 -- valid -- Grevy's Zebra, Grévy's Zebra
  Equus hemionus Pallas, 1775 -- valid -- Asian wild ass, Asiatic Wild Ass, Kulan, Onager
  Equus kiang Moorcroft, 1841 -- valid -- Kiang, Tibetan Wild Ass
  Equus onager Boddaert, 1785 -- invalid -- Onager
  Equus quagga Boddaert, 1785 -- valid -- Plains Zebra, Quagga
  Equus zebra Linnaeus, 1758 -- valid -- Cape mountain zebra, Mountain Zebra, Zebra
  Eremitalpa granti (Broom, 1907) -- valid -- Grant's Golden Mole
  Eremodipus lichtensteini (Vinogradov, 1927) -- valid -- Lichtenstein's Jerboa
  Erignathus barbatus (Erxleben, 1777) -- valid -- Bearded Seal, phoque barbu, squareflipper, ugruk
  Erinaceus amurensis Schrenk, 1859 -- valid -- Amur Hedgehog
  Erinaceus concolor Martin, 1838 -- valid -- eastern European hedgehog, Southern White-Breasted Hedgehog
  Erinaceus europaeus Linnaeus, 1758 -- valid -- West European Hedgehog, western European hedgehog
  Erophylla sezekorni (Gundlach, 1861) -- valid -- Buffy Flower Bat
  Erythrocebus patas (Schreber, 1774) -- valid -- Common Patas Monkey, Patas Monkey
  Eschrichtiidae Ellerman and Morrison-Scott, 1951 -- valid -- gray whales, grey whales
  Eschrichtius Gray, 1864 -- valid -- gray whales, grey whales
  Eschrichtius robustus (Lilljeborg, 1861) -- valid -- Ballena gris, Gray Whale, grey whale
  Eubalaena Gray, 1864 -- valid -- right whales
  Eubalaena australis (Desmoulins, 1822) -- valid -- Southern Right Whale
  Eubalaena glacialis (Müller, 1776) -- valid -- baleine noire, Ballena franca, black right whale, North Atlantic Right Whale, Northern Right Whale
  Euchoreutes naso Sclater, 1891 -- valid -- Long-eared Jerboa
  Euderma maculatum (J. A. Allen, 1891) -- valid -- Murciélago pinto, Pinto Bat, Spotted Bat
  Eudiscopus denticulus (Osgood, 1932) -- valid -- Disk-footed Bat
  Eulemur coronatus (Gray, 1842) -- valid -- Crowned Lemur
  Eulemur fulvus (É. Geoffroy Saint-Hilaire, 1796) -- valid -- Brown Lemur
  Eulemur macaco (Linnaeus, 1766) -- valid -- Black Lemur
  Eulemur mongoz (Linnaeus, 1766) -- valid -- Mongoose Lemur
  Eulemur rubriventer (I. Geoffroy Saint-Hilaire, 1850) -- valid -- Red-bellied Lemur
  Eumetopias jubatus (Schreber, 1776) -- valid -- Northern Sea Lion, Steller Sea Lion, Steller's sea lion
  Eumops auripendulus (Shaw, 1800) -- valid -- Black Bonneted Bat
  Eumops bonariensis (Peters, 1874) -- valid -- Dwarf Bonneted Bat
  Eumops dabbenei Thomas, 1914 -- valid -- Big Bonneted Bat
  Eumops glaucinus (Wagner, 1843) -- valid -- Murciélago-con bonete de Wagner, Wagner's Bonneted Bat, Wagner's mastiff-bat
  Eumops hansae Sanborn, 1932 -- valid -- Sanborn's Bonneted Bat
  Eumops maurus (Thomas, 1901) -- valid -- Guianan Bonneted Bat
  Eumops perotis (Schinz, 1821) -- valid -- Greater Bonneted Bat, Murciélago-con bonete mayor, Western Bonneted Bat, western mastiff-bat
  Eumops underwoodi Goodwin, 1940 -- valid -- Murciélago-con bonete de Underwood, Underwood's Bonneted Bat, Underwood's mastiff-bat
  Euneomys Coues, 1874 -- valid -- Chinchilla Mice
  Euneomys chinchilloides (Waterhouse, 1839) -- valid -- Patagonian chinchilla mouse, Tierra del Fuego Euneomys
  Euneomys fossor (Thomas, 1899) -- valid -- Burrowing chinchilla mouse, Burrowing Euneomys
  Euneomys mordax Thomas, 1912 -- valid -- Biting Chinchilla Mouse, Large Euneomys
  Euneomys petersoni J. A. Allen, 1903 -- valid -- Peterson's chinchilla mouse, Peterson's Euneomys
  Euoticus elegantulus (LeConte, 1857) -- valid -- Southern Needle-clawed Bushbaby, Southern Needle-clawed Galago, Western Needle-clawed Galago
  Euoticus pallidus (Gray, 1863) -- valid -- Northern Needle-clawed Bushbaby, Northern Needle-clawed Galago, Pallid Needle-clawed Galago
  Eupetaurus cinereus Thomas, 1888 -- valid -- Woolly Flying Squirrel
  Euphractus sexcinctus (Linnaeus, 1758) -- valid -- Six-banded Armadillo
  Eupleres goudotii Doyère, 1835 -- valid -- Falanouc
  Euroscaptor grandis Miller, 1940 -- valid -- Greater Chinese Mole
  Euroscaptor klossi (Thomas, 1929) -- valid -- Kloss's Mole
  Euroscaptor longirostris (Milne-Edwards, 1870) -- valid -- Long-nosed Mole
  Euroscaptor micrura (Hodgson, 1841) -- valid -- Himalayan Mole
  Euroscaptor mizura (Günther, 1880) -- valid -- Japanese Mountain Mole
  Euroscaptor parvidens (Miller, 1940) -- valid -- Small-toothed Mole
  Exilisciurus Moore, 1958 -- valid -- Pygmy Squirrels
  Exilisciurus concinnus (Thomas, 1888) -- valid -- Philippine Pygmy Squirrel
  Exilisciurus exilis (Müller, 1838) -- valid -- Least Pygmy Squirrel
  Exilisciurus whiteheadi (Thomas, 1887) -- valid -- Tufted Pygmy Squirrel
  Felis bieti Milne-Edwards, 1892 -- valid -- Chinese desert cat, Chinese Mountain Cat
  Felis chaus Schreber, 1777 -- valid -- Jungle Cat
  Felis margarita Loche, 1858 -- valid -- Sand Cat
  Felis nigripes Burchell, 1824 -- valid -- Black-footed Cat
  Felis silvestris Schreber, 1777 -- valid -- wild cat, Wildcat
  Felovia vae (Lataste, 1886) -- valid -- Felou Gundi
  Feresa attenuata Gray, 1874 -- valid -- Orca pigmea, Pygmy Killer Whale
  Feroculus feroculus (Kelaart, 1850) -- valid -- Kelaart's Long-clawed Shrew
  Fossa fossana (Müller, 1776) -- valid -- Malagasy Civet
  Funambulus Lesson, 1835 -- valid -- Asiatic Palm Squirrels
  Funambulus layardi (Blyth, 1849) -- valid -- Layard's Palm Squirrel
  Funambulus palmarum (Linnaeus, 1766) -- valid -- Indian Palm Squirrel
  Funambulus pennantii Wroughton, 1905 -- valid -- Northern Palm Squirrel
  Funambulus sublineatus (Waterhouse, 1838) -- valid -- Dusky Palm Squirrel
  Funambulus tristriatus (Waterhouse, 1837) -- valid -- Jungle Palm Squirrel, jungle striped squirrel, western ghats squirrel
  Funisciurus Trouessart, 1880 -- valid -- Rope Squirrels
  Funisciurus anerythrus (Thomas, 1890) -- valid -- Thomas's Rope Squirrel
  Funisciurus bayonii (Bocage, 1890) -- valid -- Lunda Rope Squirrel
  Funisciurus carruthersi Thomas, 1906 -- valid -- Carruther's Mountain Squirrel
  Funisciurus congicus (Kuhl, 1820) -- valid -- Congo Rope Squirrel
  Funisciurus isabella (Gray, 1862) -- valid -- Lady Burton's Rope Squirrel
  Funisciurus lemniscatus (Le Conte, 1857) -- valid -- Ribboned Rope Squirrel
  Funisciurus leucogenys (Waterhouse, 1842) -- valid -- Red-cheeked Rope Squirrel
  Funisciurus pyrropus (F. Cuvier, 1833) -- valid -- Fire-footed Rope Squirrel
  Funisciurus substriatus de Winton, 1899 -- valid -- Kintampo Rope Squirrel
  Furipterus horrens (F. Cuvier, 1828) -- valid -- Thumbless Bat
  Galago alleni Waterhouse, 1838 -- invalid -- Allen's Squirrel Galago, Bioko Allen's Bushbaby
  Galago gallarum Thomas, 1901 -- valid -- Somali Bushbaby, Somali Lesser Galago
  Galago matschiei Lorenz, 1917 -- valid -- Dusky Bushbaby, Spectacled Lesser Galago
  Galago moholi A. Smith, 1836 -- valid -- Moholi Bushbaby, South African Galago, Southern Lesser Galago
  Galago senegalensis É. Geoffroy Saint-Hilaire, 1796 -- valid -- Northern Lesser Galago, Senegal Bushbaby, Senegal Galago
  Galagoides demidoff (G. Fischer, 1806) -- valid -- Demidoff's Dwarf Galago, Prince Demidoff's Bushbaby
  Galagoides zanzibaricus (Matschie, 1893) -- invalid -- Tanzania Coast Dwarf Galago, Zanzibar Galago
  Galemys pyrenaicus (É. Geoffroy Saint-Hilaire, 1811) -- valid -- Pyrenean Desman
  Galenomys garleppi (Thomas, 1898) -- valid -- Garlepp's Mouse, Garlepp's Pericote
  Galerella flavescens (Bocage, 1889) -- valid -- Angolan Slender Mongoose, black slender mongoose
  Galerella pulverulenta (Wagner, 1839) -- valid -- Cape Gray Mongoose
  Galerella sanguinea (Rüppell, 1835) -- valid -- Slender Mongoose
  Galerella swalius (Thomas, 1926) -- invalid -- Namaqua slender mongoose
  Galictis cuja (Molina, 1782) -- valid -- Lesser Grison
  Galictis vittata (Schreber, 1776) -- valid -- Greater Grison
  Galidia elegans I. Geoffroy Saint-Hilaire, 1837 -- valid -- Ring-tailed Mongoose
  Galidictis fasciata (Gmelin, 1788) -- valid -- Broad-striped Malagasy Mongoose, broad-striped mongoose
  Galidictis grandidieri Wozencraft, 1986 -- valid -- giant-striped mongoose, Grandidier's Mongoose
  Gazella Blainville, 1816 -- valid -- gazelles
  Gazella arabica (Lichtenstein, 1827) -- valid -- Arabian Gazelle, Arabian gazelle
  Gazella arabica bilkis Groves and Lay, 1985 -- valid -- Queen of Sheba's gazelle
  Gazella bennettii (Sykes, 1831) -- valid -- Indian gazelle, Indian Gazelle
  Gazella bilkis Groves and Lay, 1985 -- invalid -- Queen of Sheba's gazelle
  Gazella cuvieri (Ogilby, 1841) -- valid -- Cuvier's gazelle, Cuvier's Gazelle, Cuviers gazelle, mountain gazelle
  Gazella dama (Pallas, 1766) -- invalid -- dama gazelle
  Gazella dorcas (Linnaeus, 1758) -- valid -- Dorcas gazelle, Dorcas Gazelle
  Gazella gazella (Pallas, 1766) -- valid -- Arabian gazelle, mountain gazelle, Mountain Gazelle
  Gazella granti Brooke, 1872 -- invalid -- Grant's gazelle
  Gazella leptoceros (F. Cuvier, 1842) -- valid -- rhim gazelle, slender-horned gazelle, Slender-horned Gazelle
  Gazella rufifrons Gray, 1846 -- invalid -- red-fronted gazelle
  Gazella rufina Thomas, 1894 -- invalid -- red gazelle
  Gazella saudiya Carruthers and Schwarz, 1935 -- valid -- Saudi Arabian gazelle, Saudi gazelle, Saudi Gazelle
  Gazella soemmerringii (Cretzschmar, 1828) -- invalid -- Sömmerring's gazelle
  Gazella spekei Blyth, 1863 -- valid -- Speke's gazelle, Speke's Gazelle
  Gazella subgutturosa (Güldenstaedt, 1780) -- valid -- Goitered Gazelle, goitered gazelle
  Gazella thomsonii Günther, 1884 -- invalid -- Thomson's gazelle
  Genetta abyssinica (Rüppell, 1836) -- valid -- Abyssinian Genet
  Genetta angolensis Bocage, 1882 -- valid -- Angolan Genet
  Genetta genetta (Linnaeus, 1758) -- valid -- Common Genet, small-spotted genet
  Genetta johnstoni Pocock, 1908 -- valid -- Johnston's Genet
  Genetta maculata (Gray, 1830) -- valid -- panther genet, Rusty-spotted Genet
  Genetta servalina Pucheran, 1855 -- valid -- Servaline Genet
  Genetta thierryi Matschie, 1902 -- valid -- Haussa Genet
  Genetta tigrina (Schreber, 1776) -- valid -- Cape Genet, large-spotted genet
  Genetta victoriae Thomas, 1901 -- valid -- Giant Forest Genet, giant genet
  Geogale aurita Milne-Edwards and A. Grandidier, 1872 -- valid -- Large-eared Tenrec
  Geomyidae Bonaparte, 1845 -- valid -- Pocket Gophers
  Geomys Rafinesque, 1817 -- valid -- Eastern Pocket Gophers
  Geomys arenarius Merriam, 1895 -- valid -- Desert Pocket Gopher, Tuza arenera
  Geomys bursarius (Shaw, 1800) -- valid -- Plains Pocket Gopher
  Geomys personatus True, 1889 -- valid -- Texas Pocket Gopher, Tuza texana
  Geomys pinetis Rafinesque, 1817 -- valid -- Southeastern Pocket Gopher
  Geomys tropicalis Goldman, 1915 -- valid -- Tropical Pocket Gopher
  Geoxus valdivianus (Philippi, 1858) -- valid -- Long-clawed Mole mouse, Valdivian Long-clawed Akodont
  Gerbilliscus guineae (Thomas, 1910) -- valid -- Guinea Gerbil, Guinean Gerbil
  Gerbilliscus phillipsi (de Winton, 1898) -- valid -- Phillip's Gerbil, Phillips's Gerbil
  Gerbilliscus validus (Bocage, 1890) -- valid -- Savanna Gerbil, Southern Savanna Gerbil
  Gerbillurus Shortridge, 1942 -- valid -- Hairy-footed Gerbils
  Gerbillurus paeba (A. Smith, 1836) -- valid -- Hairy-footed Gerbil, Paeba Hairy-footed Gerbil
  Gerbillurus setzeri (Schlitter, 1973) -- valid -- Setzer's Hairy-footed Gerbil
  Gerbillurus tytonis (Bauer and Niethammer, 1960) -- valid -- Dune Hairy-footed Gerbil
  Gerbillurus vallinus (Thomas, 1918) -- valid -- Brush-tailed Hairy-footed Gerbil, Bushy-tailed Hairy-footed Gerbil
  Gerbillus Desmarest, 1804 -- valid -- Gerbils
  Gerbillus acticola Thomas, 1918 -- valid -- Berbera Gerbil
  Gerbillus agag Thomas, 1903 -- valid -- Agag Gerbil
  Gerbillus allenbyi Thomas, 1918 -- invalid -- Allenby's gerbil
  Gerbillus amoenus (de Winton, 1902) -- valid -- Pleasant Gerbil
  Gerbillus andersoni de Winton, 1902 -- valid -- Anderson's Gerbil
  Gerbillus aquilus Schlitter and Setzer, 1972 -- valid -- Swarthy Gerbil
  Gerbillus bilensis Frick, 1914 -- invalid -- Bilen Gerbil
  Gerbillus bonhotei Thomas, 1919 -- invalid -- Bonhote's gerbil
  Gerbillus bottai Lataste, 1882 -- invalid -- Botta's Gerbil
  Gerbillus brockmani (Thomas, 1910) -- valid -- Brockman's Gerbil
  Gerbillus burtoni F. Cuvier, 1838 -- valid -- Burton's Gerbil
  Gerbillus campestris (Loche, 1867) -- invalid -- North African Gerbil
  Gerbillus cheesmani Thomas, 1919 -- valid -- Cheesman's Gerbil
  Gerbillus cosensi Dollman, 1914 -- invalid -- Cosens's gerbil
  Gerbillus cosensis Dollman, 1914 -- invalid -- Cosens's gerbil
  Gerbillus dalloni Heim de Balsac, 1936 -- invalid -- Dallon's Gerbil
  Gerbillus dasyurus (Wagner, 1842) -- invalid -- Wagner's Gerbil
  Gerbillus diminutus Dollman, 1911 -- invalid -- Diminutive Gerbil
  Gerbillus dongolanus (Heuglin, 1877) -- valid -- Dongola Gerbil
  Gerbillus dunni Thomas, 1904 -- valid -- Dunn's Gerbil, Somalia Gerbil
  Gerbillus famulus Yerbury and Thomas, 1895 -- valid -- Black-tufted Gerbil
  Gerbillus floweri Thomas, 1919 -- valid -- Flower's Gerbil
  Gerbillus garamantis Lataste, 1881 -- valid -- Algerian Gerbil
  Gerbillus gerbillus (Olivier, 1800) -- valid -- Lesser Egyptian Gerbil
  Gerbillus gleadowi Murray, 1886 -- valid -- Indian Hairy-footed Gerbil
  Gerbillus grobbeni Klaptocz, 1909 -- valid -- Grobben's Gerbil
  Gerbillus harwoodi Thomas, 1901 -- invalid -- Harwood's Gerbil
  Gerbillus henleyi (de Winton, 1903) -- valid -- Pygmy Gerbil
  Gerbillus hesperinus Cabrera, 1936 -- valid -- Moroccan Gerbil, Western Gerbil
  Gerbillus hoogstraali Lay, 1975 -- valid -- Hoogstraal's Gerbil
  Gerbillus jamesi Harrison, 1967 -- invalid -- James's Gerbil
  Gerbillus juliani (St. Leger, 1935) -- invalid -- Julian's gerbil
  Gerbillus latastei Thomas and Trouessart, 1903 -- valid -- Lataste's Gerbil
  Gerbillus lowei (Thomas and Hinton, 1923) -- invalid -- Lowe's Gerbil
  Gerbillus mackillingini (Thomas, 1904) -- invalid -- Mackillingin's gerbil
  Gerbillus maghrebi Schlitter and Setzer, 1972 -- invalid -- Greater Short-tailed Gerbil
  Gerbillus mauritaniae (Heim de Balsac, 1943) -- valid -- Mauritanian Gerbil
  Gerbillus mesopotamiae Harrison, 1956 -- valid -- Mesopotamian Gerbil
  Gerbillus muriculus (Thomas and Hinton, 1923) -- valid -- Barfur gerbil, Darfur Gerbil
  Gerbillus nancillus Thomas and Hinton, 1923 -- valid -- Sudan Gerbil
  Gerbillus nanus Blanford, 1875 -- valid -- Baluchistan Gerbil
  Gerbillus nigeriae Thomas and Hinton, 1920 -- valid -- Nigerian Gerbil
  Gerbillus occiduus Lay, 1975 -- valid -- Occidental Gerbil
  Gerbillus percivali Dollman, 1914 -- invalid -- Percival's gerbil
  Gerbillus perpallidus Setzer, 1958 -- valid -- Pale Gerbil
  Gerbillus poecilops Yerbury and Thomas, 1895 -- valid -- Large Aden Gerbil
  Gerbillus principulus (Thomas and Hinton, 1923) -- valid -- Principal Gerbil
  Gerbillus pulvinatus Rhoads, 1896 -- valid -- Cushioned Gerbil, Rhoads's Gerbil
  Gerbillus pusillus Peters, 1878 -- valid -- Least Gerbil
  Gerbillus pyramidum (É. Geoffroy, 1803) -- valid -- Greater Egyptian Gerbil
  Gerbillus quadrimaculatus Lataste, 1882 -- invalid -- Four-spotted Gerbil
  Gerbillus riggenbachi Thomas, 1903 -- invalid -- Riggenbach's gerbil
  Gerbillus rosalinda St. Leger, 1929 -- valid -- Rosalinda Gerbil
  Gerbillus ruberrimus Rhoads, 1896 -- invalid -- Little Red Gerbil
  Gerbillus simoni Lataste, 1881 -- invalid -- Lesser Short-tailed Gerbil
  Gerbillus somalicus (Thomas, 1910) -- invalid -- Somalian Gerbil
  Gerbillus stigmonyx Heuglin, 1877 -- invalid -- Khartoum Gerbil
  Gerbillus syrticus Misonne, 1974 -- valid -- Sand Gerbil
  Gerbillus tarabuli Thomas, 1902 -- valid -- Tarabul's Gerbil
  Gerbillus vivax (Thomas, 1902) -- valid -- Vivacious Gerbil
  Gerbillus watersi de Winton, 1901 -- valid -- Waters's Gerbil
  Giraffa camelopardalis (Linnaeus, 1758) -- valid -- Giraffe, Northern Giraffe
  Glaucomys Thomas, 1908 -- valid -- American flying squirrels, New World Flying Squirrels
  Glaucomys sabrinus (Shaw, 1801) -- valid -- grand polatouche, Northern Flying Squirrel
  Glaucomys volans (Linnaeus, 1758) -- valid -- Ardilla-voladora del sur, petit polatouche, Southern Flying Squirrel
  Glirulus Thomas, 1906 -- valid
  Glirulus japonicus (Schinz, 1845) -- valid -- Japanese Dormouse
  Glis glis (Linnaeus, 1766) -- valid -- Fat Dormouse
  Glischropus javanus Chasen, 1939 -- valid -- Javan Thick-thumbed Bat
  Glischropus tylopus (Dobson, 1875) -- valid -- Common Thick-thumbed Bat
  Globicephala Lesson, 1828 -- valid -- pilot whales
  Globicephala macrorhynchus Gray, 1846 -- valid -- Short-finned Pilot Whale
  Globicephala melas (Traill, 1809) -- valid -- globicéphale noir de l'Atlantique, Long-finned Pilot Whale
  Glossophaga commissarisi Gardner, 1962 -- valid -- Commissaris's Long-tongued Bat
  Glossophaga leachii (Gray, 1844) -- valid -- Gray Long-tongued Bat, Gray's Long-tongued Bat
  Glossophaga longirostris Miller, 1898 -- valid -- Miller's Long-tongued Bat
  Glossophaga morenoi Martínez and Villa-R., 1938 -- valid -- Western Long-tongued Bat
  Glossophaga soricina (Pallas, 1766) -- valid -- Pallas's Long-tongued Bat
  Glyphotes Thomas, 1898 -- valid
  Glyphotes simus Thomas, 1898 -- valid -- Sculptor Squirrel
  Gorilla gorilla (Savage, 1847) -- valid -- gorilla, Western Gorilla
  Grammomys Thomas, 1915 -- valid -- African Thicket Rats
  Grampus griseus (G. Cuvier, 1812) -- valid -- Delfín chato, grampus, gray grampus, Risso's Dolphin
  Graomys Thomas, 1916 -- valid -- Leaf-eared Mice
  Graomys domorum (Thomas, 1902) -- valid -- Pale Leaf-eared Mouse, Pale Pericote
  Graomys edithae Thomas, 1919 -- valid -- Edith's Leaf-eared Mouse, Otro Cerro Pericote
  Graomys griseoflavus (Waterhouse, 1837) -- valid -- Common Pericote, Gray Leaf-eared Mouse
  Graphiurus Smuts, 1832 -- valid -- African Dormice
  Graphiurus christyi Dollman, 1914 -- valid -- Christy's African Dormouse, Christy's Dormouse
  Graphiurus crassicaudatus (Jentink, 1888) -- valid -- Jentink's Dormouse, Thick-tailed African Dormouse
  Graphiurus hueti Rochebrune, 1883 -- invalid -- Huet's Dormouse
  Graphiurus kelleni (Reuvens, 1890) -- valid -- Kellen's African Dormouse, Kellen's Dormouse, Savanna Dormouse
  Graphiurus lorraineus Dollman, 1910 -- valid -- Lorrain Dormouse, Lorraine's African Dormouse
  Graphiurus microtis (Noack, 1887) -- valid -- Large Savanna African Dormouse, Small-eared Dormouse
  Graphiurus monardi (St. Leger, 1936) -- valid -- Monard's African Dormouse, Monard's Dormouse
  Graphiurus murinus (Desmarest, 1822) -- valid -- Common African Dormouse, Forest African Dormouse, Woodland Dormouse
  Graphiurus ocularis (Smith, 1829) -- valid -- Spectacled African Dormouse, Spectacled Dormouse
  Graphiurus olga (Thomas, 1925) -- invalid -- Olga's Dormouse
  Graphiurus parvus (True, 1893) -- invalid -- Savanna Dormouse
  Graphiurus platyops Thomas, 1897 -- valid -- Flat-headed African Dormouse, Rock Dormouse
  Graphiurus rupicola (Thomas and Hinton, 1925) -- valid -- Rupicolous African Dormouse, Stone Dormouse
  Graphiurus surdus Dollman, 1912 -- valid -- Short-eared African Dormouse, Silent Dormouse
  Gulo gulo (Linnaeus, 1758) -- valid -- carcajou, Wolverine
  Gymnobelideus leadbeateri McCoy, 1867 -- valid -- Leadbeater's Possum, Leadebeater's Possum
  Gymnuromys roberti Forsyth Major, 1896 -- valid -- Voalavoanala
  Habromys Hooper and Musser, 1964 -- valid -- Crested-tailed Deer Mice
  Habromys chinanteco (Robertson and Musser, 1976) -- valid -- Chinanteco deer mouse, Chinanteco Deermouse
  Habromys lepturus (Merriam, 1898) -- valid -- Slender-tailed Deer Mouse, Zempoaltepec Deermouse
  Habromys lophurus (Osgood, 1904) -- valid -- Crested-tailed Deer Mouse, Crested-tailed Deermouse
  Habromys simulatus (Osgood, 1904) -- valid -- Jico deer mouse, Jico Deermouse
  Haeromys Thomas, 1911 -- valid -- Ranee Mice
  Halichoerus grypus (Fabricius, 1791) -- valid -- Atlantic gray seal, Atlantic seal, Baltic gray seal, Gray Seal, horsehead, phoque gris
  Handleyomys fuscatus (J. A. Allen, 1912) -- valid -- Dusky Montane Mouse, Dusky-footed Handley's Mouse
  Handleyomys intectus (Thomas, 1921) -- valid -- Colombian Rice Rat, White-footed Handley's Mouse
  Hapalemur aureus Meier, Albignac, Peyriéras, Rumpler and Wright, 1987 -- valid -- Golden Bamboo Lemur
  Hapalemur griseus (Link, 1795) -- valid -- Gray Bamboo Lemur
  Hapalemur simus Gray, 1870 -- invalid
  Hapalomys Blyth, 1859 -- valid -- Marmoset Rats
  Haplonycteris fischeri Lawrence, 1939 -- valid -- Fischer's Pygmy Fruit Bat, Philippine Pygmy Fruit Bat
  Harpiocephalus harpia (Temminck, 1840) -- valid -- Hairy-winged Bat, Lesser Hairy-winged Bat
  Harpyionycteris celebensis Miller and Hollister, 1921 -- valid -- Sulawesi Harpy Fruit Bat
  Harpyionycteris whiteheadi Thomas, 1896 -- valid -- Harpy Fruit Bat, Philippine Harpy Fruit Bat
  Helarctos malayanus (Raffles, 1821) -- valid -- Malayan Sun Bear, Sun bear
  Heliosciurus Trouessart, 1880 -- valid -- Sun Squirrels
  Heliosciurus gambianus (Ogilby, 1835) -- valid -- Gambian Sun Squirrel
  Heliosciurus mutabilis (Peters, 1852) -- valid -- Mutable Sun Squirrel
  Heliosciurus punctatus (Temminck, 1853) -- valid -- Small Sun Squirrel
  Heliosciurus rufobrachium (Waterhouse, 1842) -- valid -- Red-legged Sun Squirrel
  Heliosciurus ruwenzorii (Schwann, 1904) -- valid -- Ruwenzori Sun Squirrel
  Heliosciurus undulatus (True, 1892) -- valid -- Zanj Sun Squirrel
  Helogale hirtula Thomas, 1904 -- valid -- desert dwarf mongoose, Ethiopian Dwarf Mongoose
  Helogale parvula (Sundevall, 1847) -- valid -- Common Dwarf Mongoose, dwarf mongoose
  Hemicentetes semispinosus (G. Cuvier, 1798) -- valid -- Lowland Streaked Tenrec, streaked tenrec
  Hemiechinus aethiopicus (Ehrenberg, 1832) -- invalid -- desert hedgehog
  Hemiechinus auritus (Gmelin, 1770) -- valid -- Long-eared Hedgehog
  Hemiechinus collaris (Gray, 1830) -- valid -- Indian Long-eared Hedgehog
  Hemiechinus hypomelas (Brandt, 1836) -- invalid -- Brandt's hedgehog
  Hemiechinus micropus (Blyth, 1846) -- invalid -- Indian hedgehog
  Hemiechinus nudiventris (Horsfield, 1851) -- invalid -- bare-bellied hedgehog
  Hemigalus derbyanus (Gray, 1837) -- valid -- Banded Palm Civet
  Hemitragus hylocrius (Ogilby, 1838) -- valid -- Nilgiri tahr, Nilgiri Tahr
  Hemitragus jayakari Thomas, 1894 -- valid -- Arabian Tahr, Arabian tahr
  Hemitragus jemlahicus (C. H. Smith, 1826) -- valid -- Himalayan tahr, Himalayan Tahr
  Herpailurus yaguarondi (Lacépède, 1809) -- invalid -- Jaguarundi, jaguarundi
  Herpestes brachyurus Gray, 1837 -- valid -- Short-tailed Mongoose
  Herpestes edwardsii (É. Geoffroy Saint-Hilaire, 1818) -- invalid -- Indian gray mongoose
  Herpestes ichneumon (Linnaeus, 1758) -- valid -- Egyptian Mongoose
  Herpestes javanicus (É. Geoffroy Saint-Hilaire, 1818) -- valid -- Indian mongoose, Javan mongoose, Small Asian Mongoose
  Herpestes naso de Winton, 1901 -- valid -- Long-nosed Mongoose
  Herpestes palustris Ghose, 1965 -- invalid -- Bengal mongoose
  Herpestes semitorquatus Gray, 1846 -- valid -- Collared Mongoose
  Herpestes smithii Gray, 1837 -- valid -- Ruddy Mongoose
  Herpestes urva (Hodgson, 1836) -- valid -- Crab-eating Mongoose
  Herpestes vitticollis Bennett, 1835 -- valid -- Stripe-necked Mongoose, striped-necked mongoose
  Hesperoptenus blanfordi (Dobson, 1877) -- valid -- Blanford's Bat, Blanford's False Serotine, Least False Serotine
  Hesperoptenus doriae (Peters, 1868) -- valid -- Doria's False Serotine, False Serotine Bat, Peters's False Serotine
  Hesperoptenus gaskelli Hill, 1983 -- valid -- Gaskell's False Serotine
  Hesperoptenus tickelli (Blyth, 1851) -- valid -- Tickell's Bat, Tickell's False Serotine
  Hesperoptenus tomesi Thomas, 1905 -- valid -- Large False Serotine
  Heterohyrax Gray, 1868 -- valid -- Bush Hyraxes
  Heterohyrax antineae (Heim de Balsac and Begouen, 1932) -- invalid -- Hoggar Hyrax
  Heterohyrax brucei (Gray, 1868) -- valid -- Yellow-spotted Rock Hyrax
  Heteromyidae Gray, 1868 -- valid -- heteromyid rodents, Kangaroo Mice, Kangaroo Rats, Pocket Mice
  Heteromys Desmarest, 1817 -- valid -- Forest Spiny Pocket Mice
  Heteromys anomalus (Thompson, 1815) -- valid -- Caribbean Spiny Pocket Mouse, Trinidad Spiny Pocket Mouse
  Heteromys australis Thomas, 1901 -- valid -- Southern Spiny Pocket Mouse
  Heteromys desmarestianus Gray, 1868 -- valid -- Desmarest's Spiny Pocket Mouse
  Heteromys gaumeri J. A. Allen and Chapman, 1897 -- valid -- Gaumer's Spiny Pocket Mouse
  Heteromys goldmani Merriam, 1902 -- valid -- Goldman's Spiny Pocket Mouse
  Heteromys nelsoni Merriam, 1902 -- valid -- Nelson's Spiny Pocket Mouse
  Heteromys oresterus Harris, 1932 -- valid -- Mountain Spiny Pocket Mouse
  Hexaprotodon Falconer and Cautley, 1836 -- valid -- pygmy hippopotamuses
  Hexaprotodon liberiensis (Morton, 1849) -- valid -- pygmy hippopotamus, Pygmy Hippopotamus
  Hexaprotodon madagascariensis (Guldberg, 1883) -- valid -- Madagascan pygmy hippopotamus
  Hippocamelus Leuckart, 1816 -- valid -- guemals
  Hippocamelus antisensis (d'Orbigny, 1834) -- valid -- North Andean huemul, Peruvian guemal, Taruca
  Hippocamelus bisulcus (Molina, 1782) -- valid -- Chilean Guemal, Guemal, South Andean huemul
  Hippopotamidae Gray, 1821 -- valid -- hippopotamuses
  Hippopotamus Linnaeus, 1758 -- valid -- hippopotamuses
  Hippopotamus amphibius Linnaeus, 1758 -- valid -- Common Hippopotamus, hippopotamus
  Hippopotamus lemerlei Grandidier, 1868 -- valid -- Madagascan dwarf hippopotamus
  Hipposideros abae J. A. Allen, 1917 -- valid -- Aba Leaf-nosed Bat, Aba roundleaf bat
  Hipposideros armiger (Hodgson, 1835) -- valid -- Great Himalayan Leaf-nosed Bat, Great Leaf-nosed Bat, great roundleaf bat
  Hipposideros ater Templeton, 1848 -- valid -- Dusky Leaf-nosed Bat, dusky roundleaf bat
  Hipposideros beatus K. Andersen, 1906 -- valid -- Benito Leaf-nosed Bat, Benito roundleaf bat
  Hipposideros bicolor (Temminck, 1834) -- valid -- Bicolored Leaf-nosed Bat, bicolored roundleaf bat
  Hipposideros breviceps Tate, 1941 -- valid -- Short-headed Leaf-nosed Bat, short-headed roundleaf bat
  Hipposideros caffer (Sundevall, 1846) -- valid -- Sundevall's Leaf-nosed Bat, Sundevall's roundleaf bat
  Hipposideros calcaratus (Dobson, 1877) -- valid -- Spurred Leaf-nosed Bat, spurred roundleaf bat
  Hipposideros camerunensis Eisentraut, 1956 -- invalid -- Cameroon Leaf-nosed Bat, greater roundleaf bat
  Hipposideros cervinus (Gould, 1854) -- valid -- fawn roundleaf bat, Fawn-colored Leaf-nosed Bat
  Hipposideros cervinus misorensis (Peters, 1906) -- invalid
  Hipposideros cineraceus Blyth, 1853 -- valid -- Ashy Leaf-nosed Bat, ashy roundleaf bat, Least Leaf-nosed Bat
  Hipposideros commersoni (É. Geoffroy Saint-Hilaire, 1813) -- invalid -- Commerson's Leaf-nosed Bat, Commerson's roundleaf bat
  Hipposideros coronatus (Peters, 1871) -- valid -- Large Mindanao Leaf-nosed Bat, large Mindanao roundleaf bat
  Hipposideros corynophyllus Hill, 1985 -- invalid -- Telefomin Leaf-nosed Bat, Telefomin roundleaf bat
  Hipposideros coxi Shelford, 1901 -- valid -- Cox's Leaf-nosed Bat, Cox's roundleaf bat
  Hipposideros crumeniferus (Lesueur and Petit, 1807) -- valid -- Timor Leaf-nosed Bat, Timor roundleaf bat
  Hipposideros curtus G. M. Allen, 1921 -- valid -- Short-tailed Leaf-nosed Bat, short-tailed roundleaf bat
  Hipposideros cyclops (Temminck, 1853) -- invalid -- Cyclops Leaf-nosed Bat, cyclops roundleaf bat
  Hipposideros diadema (É. Geoffroy Saint-Hilaire, 1813) -- valid -- Diadem Leaf-nosed Bat, diadem roundleaf bat
  Hipposideros dinops K. Andersen, 1905 -- valid -- Fierce Leaf-nosed Bat, fierce roundleaf bat
  Hipposideros doriae (Peters, 1871) -- valid -- Bornean Leaf-nosed Bat, Borneo roundleaf bat
  Hipposideros dyacorum Thomas, 1902 -- valid -- Dayak Leaf-nosed Bat, Dayak roundleaf bat
  Hipposideros fuliginosus (Temminck, 1853) -- valid -- Sooty Leaf-nosed Bat, sooty roundleaf bat
  Hipposideros fulvus Gray, 1838 -- valid -- Fulvus Leaf-nosed Bat, fulvus roundleaf bat
  Hipposideros galeritus Cantor, 1846 -- valid -- Cantor's Leaf-nosed Bat, Cantor's roundleaf bat
  Hipposideros halophyllus Hill and Yenbutra, 1984 -- valid -- Thailand Leaf-nosed Bat, Thailand roundleaf bat
  Hipposideros inexpectatus Laurie and Hill, 1954 -- valid -- Crested Leaf-nosed Bat, crested roundleaf bat
  Hipposideros jonesi Hayman, 1947 -- valid -- Jones's Leaf-nosed Bat, Jones's roundleaf bat
  Hipposideros lamottei Brosset, 1985 -- valid -- Lamotte's Leaf-nosed Bat, Lamotte's roundleaf bat
  Hipposideros lankadiva Kelaart, 1850 -- valid -- Indian Leaf-nosed Bat, Indian roundleaf bat
  Hipposideros larvatus (Horsfield, 1823) -- valid -- Horsfield's Leaf-nosed Bat, Intermediate Leaf-nosed Bat, intermediate roundleaf bat
  Hipposideros lekaguli Thonglongya and Hill, 1974 -- valid -- Large Asian Leaf-nosed Bat, large Asian roundleaf bat
  Hipposideros lylei Thomas, 1913 -- valid -- Shield-faced Leaf-nosed Bat, shield-faced roundleaf bat
  Hipposideros macrobullatus Tate, 1941 -- valid -- Big-eared Leaf-nosed Bat, big-eared roundleaf bat
  Hipposideros maggietaylorae Smith and Hill, 1981 -- valid -- Maggie Taylor's Leaf-nosed Bat, Maggie Taylor's roundleaf bat
  Hipposideros marisae Aellen, 1954 -- valid -- Aellen's Leaf-nosed Bat, Aellen's roundleaf bat
  Hipposideros megalotis (Heuglin, 1861) -- valid -- Ethiopian large-eared roundleaf bat, Large-eared Leaf-nosed Bat
  Hipposideros muscinus (Thomas and Doria, 1886) -- invalid -- Fly River Leaf-nosed Bat, Fly River roundleaf bat
  Hipposideros nequam K. Andersen, 1918 -- valid -- Malayan Leaf-nosed Bat, Malayan roundleaf bat
  Hipposideros obscurus (Peters, 1861) -- valid -- Philippine Forest Leaf-nosed Bat, Philippine forest roundleaf bat
  Hipposideros papua (Thomas and Doria, 1886) -- valid -- Biak Leaf-nosed Bat, Biak roundleaf bat
  Hipposideros pomona K. Andersen, 1918 -- valid -- Pomona Leaf-nosed Bat, Pomona roundleaf bat
  Hipposideros pratti Thomas, 1891 -- valid -- Pratt's Leaf-nosed Bat, Pratt's roundleaf bat
  Hipposideros pygmaeus (Waterhouse, 1843) -- valid -- Philippine Pygmy Leaf-nosed Bat, Philippine pygmy roundleaf bat
  Hipposideros ridleyi Robinson and Kloss, 1911 -- valid -- Ridley's Leaf-nosed Bat, Ridley's roundleaf bat, Singapore roundleaf horseshoe bat
  Hipposideros ruber (Noack, 1893) -- valid -- Noack's Leaf-nosed Bat, Noack's roundleaf bat
  Hipposideros sabanus Thomas, 1898 -- invalid -- least roundleaf bat
  Hipposideros schistaceus K. Andersen, 1918 -- invalid -- split roundleaf bat
  Hipposideros semoni Matschie, 1903 -- invalid -- Semon's Leaf-nosed Bat, Semon's roundleaf bat
  Hipposideros speoris (Schneider in Schreber, 1800) -- valid -- Schneider's Leaf-nosed Bat, Schneider's roundleaf bat
  Hipposideros stenotis Thomas, 1913 -- invalid -- Narrow-eared Leaf-nosed Bat, narrow-eared roundleaf bat
  Hipposideros turpis Bangs, 1901 -- valid -- Lesser Leaf-nosed Bat, lesser roundleaf bat
  Hipposideros wollastoni Thomas, 1913 -- invalid -- Wollaston's Leaf-nosed Bat, Wollaston's roundleaf bat
  Hippotragus Sundevall, 1845 -- valid -- roan antelopes, sable antelopes
  Hippotragus equinus (Desmarest, 1804) -- invalid -- roan antelope
  Hippotragus leucophaeus (Pallas, 1766) -- valid -- Blaaubok, blue buck
  Hippotragus niger (Harris, 1838) -- valid -- Sable Antelope, sable antelope
  Histiotus alienus Thomas, 1916 -- valid -- Strange Big-eared Brown Bat
  Histiotus macrotus (Poeppig, 1835) -- valid -- Big-eared Brown Bat, Common Big-eared Brown Bat
  Histiotus montanus (Philippi and Landbeck, 1861) -- valid -- Small Big-eared Brown Bat
  Histiotus velatus (I. Geoffroy, 1824) -- valid -- Tropical Big-eared Brown Bat
  Hodomys alleni (Merriam, 1892) -- valid -- Allen's Woodrat
  Holochilus Brandt, 1835 -- valid -- Marsh Rats
  Holochilus brasiliensis (Desmarest, 1819) -- valid -- Brazilian Marsh Rat, Web-footed Marsh Rat
  Holochilus chacarius Thomas, 1906 -- valid -- Chaco Marsh Rat, Chacoan Marsh Rat
  Holochilus magnus Hershkovitz, 1955 -- invalid -- Greater Marsh Rat
  Holochilus sciureus Wagner, 1842 -- valid -- Amazonian Marsh Rat, Marsh Rat
  Homo sapiens Linnaeus, 1758 -- valid -- Human, Humans, man
  Hyaena hyaena (Linnaeus, 1758) -- valid -- Striped Hyena
  Hybomys Thomas, 1910 -- valid -- Striped Mice
  Hydrodamalis gigas (Zimmermann, 1780) -- valid -- great northern sea cow, Steller's Sea Cow
  Hydromys É. Geoffroy, 1804 -- valid -- Water Rats
  Hydropotes inermis Swinhoe, 1870 -- valid -- Chinese Water Deer, Chinese water deer
  Hydrurga leptonyx (de Blainville, 1820) -- valid -- Leopard seal
  Hyemoschus aquaticus (Ogilby, 1841) -- valid -- Water Chevrotain, water chevrotain
  Hylobates agilis F. Cuvier, 1821 -- valid -- Agile Gibbon
  Hylobates concolor (Harlan, 1826) -- invalid
  Hylobates gabriellae Thomas, 1909 -- invalid
  Hylobates hoolock (Harlan, 1834) -- invalid
  Hylobates klossii (Miller, 1903) -- valid -- Kloss's Gibbon
  Hylobates lar (Linnaeus, 1771) -- valid -- Lar Gibbon, White-handed Gibbon
  Hylobates leucogenys Ogilby, 1840 -- invalid
  Hylobates moloch (Audebert, 1798) -- valid -- Moloch Gibbon, Silvery Javan Gibbon
  Hylobates muelleri Martin, 1841 -- valid -- Borneo Gibbon, Müller's Bornean Gibbon, Müller's Gibbon
  Hylobates pileatus Gray, 1861 -- valid -- Pileated Gibbon
  Hylobates syndactylus (Raffles, 1821) -- invalid
  Hylochoerus meinertzhageni Thomas, 1904 -- valid -- Giant Forest Hog, giant forest hog
  Hylomys hainanensis (Shaw and Wong, 1959) -- invalid -- Hainan gymnure, Hainan moonrat
  Hylomys sinensis (Trouessart, 1909) -- invalid -- Chinese gymnure, shrew gymnure, shrew-hedgehog
  Hylomys suillus Müller, 1840 -- valid -- Short-tailed Gymnure
  Hylomyscus Thomas, 1926 -- valid -- African Wood Mice
  Hylonycteris underwoodi Thomas, 1903 -- valid -- Underwood's Long-tongued Bat
  Hylopetes Thomas, 1908 -- valid -- Arrow-tailed Flying Squirrels
  Hylopetes alboniger (Hodgson, 1836) -- valid -- Particolored Flying Squirrel
  Hylopetes baberi (Blyth, 1847) -- invalid -- Afghan flying squirrel
  Hylopetes bartelsi (Chasen, 1939) -- valid -- Bartel's Flying Squirrel, Bartels's Flying Squirrel
  Hylopetes fimbriatus (Gray, 1837) -- invalid -- Kashmir Flying Squirrel
  Hylopetes lepidus (Horsfield, 1824) -- invalid -- Gray-cheeked Flying Squirrel, Pink-cheeked flying squirrel
  Hylopetes nigripes (Thomas, 1893) -- valid -- Palawan Flying Squirrel
  Hylopetes phayrei (Blyth, 1859) -- valid -- Indochinese Flying Squirrel, Phayre's Flying Squirrel
  Hylopetes sipora Chasen, 1940 -- valid -- Sipora Flying Squirrel
  Hylopetes spadiceus (Blyth, 1847) -- valid -- Red-cheeked Flying Squirrel
  Hylopetes winstoni (Sody, 1949) -- valid -- Sumatran Flying Squirrel
  Hyomys Thomas, 1904 -- valid -- New Guinean Giant Rats
  Hyosciurus Archbold and Tate, 1935 -- valid -- Sulawesi Long-nosed Squirrels
  Hyosciurus heinrichi Archbold and Tate, 1935 -- valid -- Montane Long-nosed Squirrel
  Hyosciurus ileile Tate and Archbold, 1936 -- valid -- Lowland Long-nosed Squirrel
  Hyperacrius fertilis (True, 1894) -- valid -- Subalpine Kashmir Vole, True's Vole
  Hyperacrius wynnei (Blanford, 1881) -- valid -- Conifer Kashmir Vole, Murree Vole
  Hyperoodon Lacépède, 1804 -- valid -- bottle-nosed whales, bottlenose whales
  Hyperoodon ampullatus (Forster, 1770) -- valid -- baleine à bec commune, North Atlantic bottle-nosed whale, North Atlantic bottlenose whale, northern bottle-nosed whale, Northern Bottlenose Whale
  Hyperoodon planifrons Flower, 1882 -- valid -- Ballena-picuda frente plana, southern bottle-nosed whale, Southern Bottlenose Whale
  Hypogeomys antimena A. Grandidier, 1869 -- valid -- Malagasy giant rat, Votsovotsa
  Hypsignathus monstrosus H. Allen, 1861 -- valid -- Hammer-headed Fruit Bat
  Hyracoidea Huxley, 1869 -- valid -- cories, dassies, Hyraxes
  Ia io Thomas, 1902 -- valid -- Great Evening Bat
  Ichneumia albicauda (G.[Baron] Cuvier, 1829) -- valid -- White-tailed Mongoose
  Ichthyomys Thomas, 1893 -- valid -- Crab-eating Rats
  Ichthyomys hydrobates (Winge, 1891) -- valid -- Crab-eating Rat, Silver-bellied Ichthyomyine
  Ichthyomys pittieri Handley and Mondolfi, 1963 -- valid -- Pittier's Crab-eating Rat, Pittier's Ichthyomyine
  Ichthyomys stolzmanni Thomas, 1893 -- valid -- Stolzmann's Crab-eating Rat, Stolzmann's Ichthyomyine
  Ichthyomys tweedii Anthony, 1921 -- valid -- Tweedy's Crab-eating Rat, Tweedy's Ichthyomyine
  Ictonyx libyca (Hemprich and Ehrenberg, 1833) -- invalid -- Saharan Striped Polecat
  Ictonyx striatus (Perry, 1810) -- valid -- Striped Polecat, Zorilla
  Idionycteris phyllotis (G. M. Allen, 1916) -- valid -- Allen's Big-eared Bat, Lappet-browed Bat, Mexican Big-eared Bat, Murciélago-mula de Allen
  Idiurus Matschie, 1894 -- valid -- Pygmy Flying Squirrels, Pygmy Scaly-tailed Flying Squirrels
  Idiurus macrotis Miller, 1898 -- valid -- Long-eared Flying Squirrel, Long-eared Scaly-tailed Flying Squirrel
  Idiurus zenkeri Matschie, 1894 -- valid -- Pygmy Scaly-tailed Flying Squirrel, Zenker's Flying Squirrel
  Indopacetus pacificus (Longman, 1926) -- valid -- Indo-Pacific beaked whale, Longman's Beaked Whale, Tropical Bottlenose Whale
  Indri indri (Gmelin, 1788) -- valid -- Indri
  Inia geoffrensis (Blainville, 1817) -- valid -- Amazon River Dolphin, boto, boutu, Pink River Dolphin
  Iomys Thomas, 1908 -- valid -- Horsfield's Flying Squirrels
  Iomys horsfieldi (Waterhouse, 1838) -- invalid -- Javanese Flying Squirrel
  Iomys sipora Chasen and Kloss, 1928 -- valid -- Mentawai Flying Squirrel, Mentawi Flying Squirrel
  Irenomys tarsalis (Philippi, 1900) -- valid -- Chilean climbing mouse, Large-footed Irenomys
  Isthmomys Hooper and Musser, 1964 -- valid -- Isthmus Rats
  Isthmomys flavidus (Bangs, 1902) -- valid -- Yellow Deermouse, yellow Isthmus rat
  Isthmomys pirrensis (Goldman, 1912) -- valid -- Mount Pirri Deermouse, Mount Pirri Isthmus rat, Mt. Pirri Isthmus rat
  Jaculus Erxleben, 1777 -- valid -- African Desert Jerboas, Desert Jerboas
  Juliomys pictipes (Osgood, 1933) -- valid -- Contreras' Juliomys, Lesser Wilfred's Mouse
  Juscelinomys Moojen, 1965 -- valid -- Juscelin's Mice
  Juscelinomys candango Moojen, 1965 -- valid -- Candango Akodont, Candango mouse
  Kerivoula aerosa Tomes, 1858 -- invalid -- dubious trumpet-eared bat
  Kerivoula africana Dobson, 1878 -- valid -- Tanzanian Woolly Bat
  Kerivoula agnella Thomas, 1908 -- valid -- Louisiade Woolly Bat, St. Aignan's trumpet-eared bat, St. Aignan's Woolly Bat
  Kerivoula argentata Tomes, 1861 -- valid -- Damara Woolly Bat
  Kerivoula atrox (Miller, 1905) -- invalid
  Kerivoula cuprosa Thomas, 1912 -- valid -- Copper Woolly Bat, Coppery Woolly Bat
  Kerivoula eriophora (Heuglin, 1877) -- valid -- Ethiopian Woolly Bat
  Kerivoula flora Thomas, 1914 -- valid -- Flores Woolly Bat
  Kerivoula hardwickei (Horsfield, 1824) -- invalid -- Hardwicke's woolly bat
  Kerivoula hardwickii (Horsfield, 1824) -- valid -- Common Woolly Bat, Hardwicke's Forest Bat, Hardwicke's Woolly Bat
  Kerivoula intermedia Hill and Francis, 1984 -- valid -- Small Woolly Bat
  Kerivoula jagori (Peters, 1866) -- invalid -- Peters's trumpet-eared bat
  Kerivoula jagorii (Peters, 1866) -- invalid -- Peters's trumpet-eared bat
  Kerivoula lanosa (A. Smith, 1847) -- valid -- Lesser Woolly Bat
  Kerivoula minuta Miller, 1898 -- valid -- Least Woolly Bat
  Kerivoula muscina Tate, 1941 -- valid -- Fly River trumpet-eared bat, Fly River Woolly Bat
  Kerivoula myrella Thomas, 1914 -- valid -- Bismarck Woolly Bat, Bismarck's Trumpet-eared Bat, Bismarck's Woolly Bat
  Kerivoula papillosa (Temminck, 1840) -- valid -- Papillose Woolly Bat
  Kerivoula papuensis Dobson, 1878 -- invalid -- golden-tipped bat
  Kerivoula pellucida (Waterhouse, 1845) -- valid -- Clear-winged Woolly Bat
  Kerivoula phalaena Thomas, 1912 -- valid -- Spurrell's Trumpet-eared Bat, Spurrell's Woolly Bat
  Kerivoula picta (Pallas, 1767) -- valid -- painted bat, Painted Woolly Bat
  Kerivoula smithi Thomas, 1880 -- invalid -- Smith's woolly bat
  Kerivoula smithii Thomas, 1880 -- valid -- Smith's Woolly Bat
  Kerivoula whiteheadi Thomas, 1894 -- valid -- Whitehead's Woolly Bat
  Kobus A. Smith, 1840 -- valid -- kobs
  Kobus ellipsiprymnus (Ogilby, 1833) -- valid -- waterbuck, Waterbuck
  Kobus kob (Erxleben, 1777) -- valid -- kob, Kob
  Kobus leche Gray, 1850 -- valid -- lechwe, Lechwe, red lechwe
  Kobus megaceros (Fitzinger, 1855) -- valid -- Nile lechwe, Nile Lechwe
  Kobus vardonii (Livingstone, 1857) -- valid -- Puku, puku
  Kogia Gray, 1846 -- valid -- pygmy sperm whales, small sperm whales
  Kogia breviceps (Blainville, 1838) -- valid -- Cachalote pigmeo, Pygmy Sperm Whale
  Kogia sima (Owen, 1866) -- valid -- Dwarf Sperm Whale
  Kunsia Hershkovitz, 1966 -- valid -- South American Giant Rats
  Kunsia fronto (Winge, 1887) -- valid -- Fossorial Giant Rat, Fossorial Kunsia
  Kunsia tomentosus (Lichtenstein, 1830) -- valid -- Woolly Giant Rat, Woolly Kunsia
  Laephotis angolensis Monard, 1935 -- valid -- Angolan Long-eared Bat
  Laephotis botswanae Setzer, 1971 -- valid -- Botswanan Long-eared Bat
  Laephotis namibensis Setzer, 1971 -- valid -- Namib Long-eared Bat, Namibian Long-eared Bat
  Laephotis wintoni Thomas, 1901 -- valid -- de Winton's Long-eared Bat
  Lagenodelphis hosei Fraser, 1956 -- valid -- Delfín de Fraser, Fraser's Dolphin
  Lagenorhynchus Gray, 1846 -- valid -- white-beaked dolphins, white-sided dolphins
  Lagenorhynchus acutus (Gray, 1828) -- valid -- Atlantic White-sided Dolphin, dauphin à flancs blancs
  Lagenorhynchus albirostris (Gray, 1846) -- valid -- dauphin à nez blanc, White-beaked Dolphin
  Lagenorhynchus australis (Peale, 1848) -- valid -- Peale's Dolphin
  Lagenorhynchus cruciger (Quoy and Gaimard, 1824) -- valid -- Hourglass Dolphin
  Lagenorhynchus obliquidens Gill, 1865 -- valid -- Delfín costado blanco, Pacific White-sided Dolphin
  Lagenorhynchus obscurus (Gray, 1828) -- valid -- Dusky Dolphin
  Lagomorpha Brandt, 1855 -- valid -- coelho, Hares, lagomorphs, Pikas, Rabbits, tapeti
  Lagothrix lagotricha (Humboldt, 1812) -- invalid
  Lagurus lagurus (Pallas, 1773) -- valid -- Steppe Lemming, Steppe Vole
  Lama G. Cuvier, 1800 -- valid -- llamas
  Lama glama (Linnaeus, 1758) -- valid -- Guanaco, llama
  Lama guanicoe (Müller, 1776) -- invalid -- guanaco
  Lama pacos (Linnaeus, 1758) -- invalid -- alpaca
  Lariscus Thomas and Wroughton, 1909 -- valid -- Striped Ground Squirrels
  Lariscus hosei (Thomas, 1892) -- valid -- Four-striped Ground Squirrel
  Lariscus insignis (F. Cuvier, 1821) -- valid -- Three-striped Ground Squirrel
  Lariscus niobe (Thomas, 1898) -- valid -- Niobe Ground Squirrel
  Lariscus obscurus (Miller, 1903) -- valid -- Mentawai Three-striped Squirrel
  Lasionycteris noctivagans (Le Conte, 1831) -- valid -- Black Bat, chauve-souris argentée, Murciélago pelo plateado, Silver-black Bat, Silver-haired Bat
  Lasiopodomys brandtii (Radde, 1861) -- valid -- Brandt's Vole
  Lasiopodomys fuscus (Büchner, 1889) -- invalid -- Plateau Vole, Smokey Vole
  Lasiopodomys mandarinus (Milne-Edwards, 1871) -- valid -- Mandarin Vole
  Lasiurus borealis (Müller, 1776) -- valid -- chauve-souris rousse, Eastern Red Bat, Murciélago-cola peluda rojizo, red bat
  Lasiurus castaneus Handley, 1960 -- valid -- Red-faced Red Bat, Tacarcuna bat, Tacarcunan Bat
  Lasiurus cinereus (Palisot de Beauvois, 1796) -- invalid -- chauve-souris cendrée, Hoary Bat, Murciélago-cola peluda canoso, Northern Hoary Bat
  Lasiurus cinereus semotus (H. Allen, 1890) -- invalid -- Hawaiian Hoary Bat
  Lasiurus ega (Gervais, 1856) -- invalid -- Murciélago-cola peluda amarillo, Southern Yellow Bat
  Lasiurus egregius (Peters, 1870) -- invalid -- Big Red Bat, Giant Red Bat
  Lasiurus intermedius H. Allen, 1862 -- invalid -- Murciélago-cola peluda norteño, Northern Yellow Bat
  Lasiurus seminolus (Rhoads, 1895) -- valid -- Seminole Bat
  Latidens salimalii Thonglongya, 1972 -- valid -- Salim Ali's Fruit Bat
  Lavia frons (É. Geoffroy Saint-Hilaire, 1810) -- valid -- Yellow-winged Bat, Yellow-winged False-vampire
  Leggadina Thomas, 1910 -- valid -- Australian Native Mice
  Leimacomys buettneri Matschie, 1893 -- valid -- Büttner's African Forest Mouse, Groove-toothed Forest Mouse
  Lemmiscus curtatus (Cope, 1868) -- valid -- Sagebrush Vole
  Lemmus amurensis Vinogradov, 1924 -- valid -- Amur Brown Lemming, Amur lemming
  Lemmus lemmus (Linnaeus, 1758) -- valid -- Norway Lemming
  Lemmus sibiricus (Kerr, 1792) -- valid -- Black-footed Lemming, Brown Lemming, Siberian Brown Lemming, Siberian Lemming
  Lemniscomys Trouessart, 1881 -- valid -- Striped Grass Mice
  Lemur catta Linnaeus, 1758 -- valid -- Ring-tailed Lemur
  Lenoxus apicalis (J. A. Allen, 1900) -- valid -- Andean rat, White-tailed Akodont
  Leontopithecus caissara Lorini and Persson, 1990 -- valid -- Black-faced Lion Tamarin, Superagui Lion Tamarin
  Leontopithecus chrysomelas (Kuhl, 1820) -- valid -- Golden-headed Lion Tamarin
  Leontopithecus chrysopygus (Mikan, 1823) -- valid -- Black Lion Tamarin, Golden-rumped Lion Tamarin
  Leontopithecus rosalia (Linnaeus, 1766) -- valid -- Golden Lion Tamarin
  Leopardus pardalis (Linnaeus, 1758) -- valid -- Ocelot, Ocelote
  Leopardus tigrinus (Schreber, 1775) -- valid -- little spotted cat, Oncilla, tiger cat
  Leopardus wiedii (Schinz, 1821) -- valid -- Margay, Margay
  Leopoldamys Ellerman, 1947 -- valid -- Long-tailed Giant Rats
  Lepilemur dorsalis Gray, 1870 -- valid -- Black-striped Sportive Lemur, Gray's Sportive Lemur, Gray-backed Sportive Lemur
  Lepilemur edwardsi (Forsyth Major in Forbes, 1894) -- valid -- Milne-Edwards' Sportive Lemur, Milne-Edwards's Sportive Lemur
  Lepilemur leucopus (Forsyth Major in Forbes, 1894) -- valid -- White-footed Sportive Lemur
  Lepilemur microdon (Forsyth Major in Forbes, 1894) -- valid -- Small-toothed Sportive Lemur
  Lepilemur mustelinus I. Geoffroy Saint-Hilaire, 1851 -- valid -- Weasel Lemur, Weasel Sportive Lemur
  Lepilemur ruficaudatus Grandidier, 1867 -- valid -- Red-tailed Sportive Lemur
  Lepilemur septentrionalis Rumpler and Albignac, 1975 -- valid -- Northern Sportive Lemur, Sahafary Sportive Lemur
  Leporidae Fischer, 1817 -- valid -- Hares, Rabbits
  Leporillus Thomas, 1906 -- valid -- Australian Stick-nest Rats
  Leptailurus serval (Schreber, 1776) -- valid -- Serval
  Leptomys Thomas, 1897 -- valid -- New Guinean Water Rats
  Leptonychotes weddellii (Lesson, 1826) -- valid -- Weddell Seal
  Leptonycteris curasoae Miller, 1900 -- valid -- Curaçaoan Long-nosed Bat, Murciélago-hocicudo de Curazao, Southern Long-nosed Bat
  Leptonycteris nivalis (Saussure, 1860) -- valid -- Greater Long-nosed Bat, Mexican Long-nosed Bat, Murciélago-hocicudo mayor
  Leptonycteris nivalis yerbabuenae Martínez and Villa-R., 1940 -- invalid
  Lepus Linnaeus, 1758 -- valid -- Hares, Jack Rabbits, Jackrabbits
  Lepus alleni Mearns, 1890 -- valid -- Allen's Jackrabbit, Antelope Jack Rabbit, Antelope Jackrabbit, libre appaloosa, Liebre antilope, liebre blanca, liebre torda, White-sided Jackrabbit
  Lepus americanus Erxleben, 1777 -- valid -- lièvre d'Amérique, Snowshoe Hare, Varying Hare
  Lepus arcticus Ross, 1819 -- valid -- Arctic Hare, lièvre arctique
  Lepus brachyurus Temminck, 1844 -- valid -- Japanese Hare
  Lepus californicus Gray, 1837 -- valid -- Black-tailed Jack Rabbit, Black-tailed Jackrabbit, California Jackrabbit, Gray-sided Jackrabbit, Great Plains Jackrabbit, Jackass-hare, Liebre cola negra, Narrow-gauge Mule, Texan Hare, Texas Jack
  Lepus callotis Wagler, 1830 -- valid -- Antelope Rabbit, Beautiful-eared jack rabbit, Gaillard jack rabbit, Gaillard's Jackrabbit, Liebra pinta, Liebre torda, snow sides, Snowsides, White-sided Jack Rabbit, White-sided Jackrabbit
  Lepus capensis Linnaeus, 1758 -- valid -- Arabian Hare, Brown Hare, Cape Hare, Desert Hare
  Lepus castroviejoi Palacios, 1977 -- valid -- Broom Hare
  Lepus comus Allen, 1927 -- valid -- Yunnan Hare
  Lepus coreanus Thomas, 1892 -- valid -- Korean Hare
  Lepus corsicanus de Winton, 1898 -- valid -- Corsican Hare
  Lepus europaeus Pallas, 1778 -- valid -- Brown Hare, Common Hare, European Hare
  Lepus fagani Thomas, 1903 -- valid -- Ethiopian Hare
  Lepus flavigularis Wagner, 1844 -- valid -- Liebre de Tehuantepec, Liebre tropical, Tehuantepec hare, Tehuantepec jack rabbit, Tehuantepec Jackrabbit, Tropical Hare
  Lepus granatensis Rosenhauer, 1856 -- valid -- Granada Hare, Iberian Hare, Liebre Ibérica
  Lepus hainanus Swinhoe, 1870 -- valid -- Hainan Hare
  Lepus insularis W. Bryant, 1891 -- valid -- Black Jackrabbit, Espiritu Santo Jackrabbit, Liebre de Espíritu Santo, Liebre negra, Liebre prieta
  Lepus mandshuricus Radde, 1861 -- valid -- Manchurian Hare
  Lepus nigricollis F. Cuvier, 1823 -- valid -- Black-napped Hare, Indian Hare
  Lepus oiostolus Hodgson, 1840 -- valid -- Gray-tailed Hare, Highland Hare, Woolly Hare
  Lepus othus Merriam, 1900 -- valid -- Alaska Arctic Hare, Alaska Tundra Hare, Alaskan Hare, Beringian hare, Northern Hare, St. Michael's Hare, Swift Hare, Tundra Hare, Tunrda Polar Hare
  Lepus peguensis Blyth, 1855 -- valid -- Burmese Hare, Siamese Hare
  Lepus pequensis Blyth, 1855 -- invalid -- Burmese hare
  Lepus saxatilis F. Cuvier, 1823 -- valid -- Cape Scrub Hare, Scrub Hare
  Lepus sinensis Gray, 1832 -- valid -- Chinese Hare
  Lepus starcki Petter, 1963 -- valid -- Ethiopian Highland Hare
  Lepus timidus Linnaeus, 1758 -- valid -- Mountain Hare, Varying Hare
  Lepus tolai Pallas, 1778 -- valid -- Tolai Hare
  Lepus townsendii Bachman, 1839 -- valid -- White-tailed Jack Rabbit, White-tailed Jackrabbit
  Lepus victoriae Thomas, 1893 -- valid -- African Savanna Hare
  Lepus yarkandensis Günther, 1875 -- valid -- Yarkand Hare
  Liberiictis kuhni Hayman, 1958 -- valid -- Liberian Mongoose
  Lichonycteris obscura Thomas, 1895 -- valid -- Dark Long-tongued Bat
  Limnogale mergulus Major, 1896 -- valid -- aquatic tenrec, Web-footed Tenrec
  Liomys Merriam, 1902 -- valid -- Spiny Pocket Mice
  Liomys adspersus (Peters, 1874) -- valid -- Panamanian Spiny Pocket Mouse, Peters' Spiny Pocket Mouse
  Liomys irroratus (Gray, 1868) -- valid -- Mexican Spiny Pocket Mouse, Ratón-espinoso mexicano
  Liomys pictus (Thomas, 1893) -- valid -- Painted Spiny Pocket Mouse
  Liomys salvini (Thomas, 1893) -- valid -- Salvin's Spiny Pocket Mouse
  Liomys spectabilis Genoways, 1971 -- valid -- Jaliscan Spiny Pocket Mouse
  Lionycteris spurrelli Thomas, 1913 -- valid -- Chestnut Long-tongued Bat
  Lipotes vexillifer Miller, 1918 -- valid -- baiji, Baiji, Chinese river dolphin, White-flag Dolphin, Yangtze River Dolphin
  Lissodelphis Gloger, 1841 -- valid -- right whale dolphins, right-whale dolphins
  Lissodelphis borealis (Peale, 1848) -- valid -- Delfín-ballena norteño, Northern Right Whale Dolphin
  Lissodelphis peronii (Lacépède, 1804) -- valid -- Southern Right Whale Dolphin
  Litocranius walleri (Brooke, 1879) -- valid -- gerenuk, Gerenuk
  Lobodon carcinophagus (Hombron and Jacquinot, 1842) -- invalid -- crabeater seal
  Lonchophylla bokermanni Sazima, Vizotto and Taddei, 1978 -- valid -- Bokermann's Nectar Bat
  Lonchophylla dekeyseri Taddei, Vizotto and Sazima, 1983 -- valid -- Dekeyser's Nectar Bat
  Lonchophylla handleyi Hill, 1980 -- valid -- Handley's Nectar Bat
  Lonchophylla hesperia G. M. Allen, 1908 -- valid -- Western Nectar Bat
  Lonchophylla mordax Thomas, 1903 -- valid -- Brazilian Nectar Bat, Goldman's Nectar Bat
  Lonchophylla robusta Miller, 1912 -- valid -- Orange Nectar Bat
  Lonchophylla thomasi J. A. Allen, 1904 -- invalid -- Thomas's Nectar Bat
  Lonchorhina aurita Tomes, 1863 -- valid -- Common Sword-nosed Bat, Tomes's Sword-nosed Bat
  Lonchorhina fernandezi Ochoa and Ibáñez, 1982 -- valid -- Fernandez's Sword-nosed Bat
  Lonchorhina marinkellei Hernández-Camacho and Cadena-G., 1978 -- valid -- Marinkelle's Sword-nosed Bat
  Lonchorhina orinocensis Linares and Ojasti, 1971 -- valid -- Orinoco Sword-nosed Bat, Orinocoan Sword-nosed Bat
  Lontra canadensis (Schreber, 1777) -- valid -- common otter, loutre de Canada, loutre de rivière, North American River Otter, northern river otter, nutria del Canada, nutria norteamericana, Nutria-de río norteamericana, river otter
  Lontra felina (Molina, 1782) -- valid -- chungungo, Marine Otter
  Lontra longicaudis (Olfers, 1818) -- valid -- Amazonian river otter, long-tailed otter, Neotropical Otter, neotropical river otter
  Lontra provocax (Thomas, 1908) -- valid -- large river otter, river wolf, Southern River Otter
  Lophiomys imhausi Milne-Edwards, 1867 -- valid -- Crested Rat, Maned Rat
  Lophocebus albigena (Gray, 1850) -- valid -- Gray-cheeked Mangabey
  Lophuromys Peters, 1874 -- valid -- Brush-furred Rats
  Loris tardigradus (Linnaeus, 1758) -- valid -- Red Slender Loris
  Loxodonta africana (Blumenbach, 1797) -- valid -- African Bush Elephant, African elephant, African savannah elephant
  Loxodontomys micropus (Waterhouse, 1837) -- valid -- Southern Big-eared Mouse, Southern Pericote
  Lutra lutra (Linnaeus, 1758) -- valid -- Common Otter, Eurasian Otter, European Otter
  Lutra maculicollis Lichtenstein, 1835 -- invalid -- spotted-necked otter
  Lutra sumatrana (Gray, 1865) -- valid -- Hairy-nosed Otter
  Lutrogale perspicillata (I. Geoffroy Saint-Hilaire, 1826) -- valid -- sea otter, Smooth-coated Otter
  Lycaon pictus (Temminck, 1820) -- valid -- African hunting dog, African Wild Dog, Painted Hunting Dog
  Lyncodon patagonicus (de Blainville, 1842) -- valid -- Patagonian Weasel
  Lynx canadensis Kerr, 1792 -- valid -- Canada lynx, Canadian Lynx, lynx, lynx du Canada
  Lynx lynx (Linnaeus, 1758) -- valid -- Eurasian Lynx
  Lynx pardinus (Temminck, 1827) -- valid -- Iberian Lynx, Spanish lynx
  Lynx rufus (Schreber, 1777) -- valid -- Bobcat, Lince americano, lynx roux
  Macaca arctoides (I. Geoffroy Saint-Hilaire, 1831) -- valid -- Stump-tailed Macaque
  Macaca assamensis (McClelland, 1840) -- valid -- Assam Macaque, Assamese Macaque
  Macaca cyclopis (Swinhoe, 1863) -- valid -- Formosan Rock Macaque, Taiwan Macaque, Taiwanese Macaque
  Macaca fascicularis (Raffles, 1821) -- valid -- Crab-eating Macaque, Long-tailed Macaque
  Macaca fuscata (Blyth, 1875) -- valid -- Japanese Macaque
  Macaca maura (Schinz, 1825) -- valid -- Moor Macaque
  Macaca mulatta (Zimmermann, 1780) -- valid -- Rhesus Macaque, Rhesus Monkey
  Macaca nemestrina (Linnaeus, 1766) -- valid -- Southern Pig-tailed Macaque, Sunda Pig-tailed Macaque
  Macaca nigra (Desmarest, 1822) -- valid -- Celebes Crested Macaque, Crested Macaque
  Macaca ochreata (Ogilby, 1841) -- valid -- Booted Macaque
  Macaca radiata (É. Geoffroy Saint-Hilaire, 1812) -- valid -- Bonnet Macaque
  Macaca silenus (Linnaeus, 1758) -- valid -- Lion-tailed Macaque, liontail macaque
  Macaca sinica (Linnaeus, 1771) -- valid -- Toque Macaque
  Macaca sylvanus (Linnaeus, 1758) -- valid -- Barbary Macaque
  Macaca thibetana (A. Milne-Edwards, 1870) -- valid -- Milne-Edwards's Macaque, Père David's Macaque, Tibetan Macaque
  Macaca tonkeana (Meyer, 1899) -- valid -- Tonkean Macaque
  Macroderma gigas (Dobson, 1880) -- valid -- Australian False Vampire Bat, Ghost Bat, Ghost False-vampire
  Macrogalidia musschenbroekii (Schlegel, 1877) -- valid -- Sulawesi Palm Civet
  Macroglossus minimus (E. Geoffroy, 1810) -- valid -- Dagger-toothed Long-nosed Fruit Bat, Lesser Long-tongued Blossom Bat, lesser long-tongued fruit bat
  Macroglossus sobrinus K. Andersen, 1911 -- valid -- Greater Long-nosed Fruit Bat, Greater Long-tongued Blossom Bat, greater long-tongued fruit bat
  Macrophyllum macrophyllum (Schinz, 1821) -- valid -- Long-legged Bat
  Macroscelidea Butler, 1956 -- valid -- Elephant Shrews
  Macroscelides proboscideus (Shaw, 1800) -- valid -- Short-eared Elephant Shrew
  Macrotarsomys Milne-Edwards and G. Grandidier, 1898 -- valid -- Big-footed Mice
  Macrotarsomys bastardi Milne-Edwards and G. Grandidier, 1898 -- valid -- Bastard big-footed mouse, Lesser Big-footed Mouse
  Macrotarsomys ingens F. Petter, 1959 -- valid -- Greater Big-footed Mouse
  Macrotus californicus Baird, 1858 -- valid -- California Leaf-nosed Bat, Californian Leaf-nosed Bat, Murciélago-orejón californiano
  Macrotus waterhousii Gray, 1843 -- valid -- Murciélago-orejón mexicano, Waterhouse's Leaf-nosed Bat
  Macruromys Stein, 1933 -- valid -- New Guinean Rats
  Madoqua guentheri Thomas, 1894 -- valid -- Günther's dik-dik, Günther's Dikdik
  Madoqua kirkii (Günther, 1880) -- valid -- Kirk's dik-dik, Kirk's Dikdik
  Madoqua piacentinii Drake-Brockman, 1911 -- valid -- Piacentini's Dikdik, silver dik-dik
  Madoqua saltiana (Desmarest, 1816) -- invalid -- Salt's dik-dik, Salt's Dikdik
  Malacomys Milne-Edwards, 1877 -- valid -- African Swamp Rats
  Malacothrix typica (A. Smith, 1834) -- valid -- Gerbil Mouse, Large-eared African Desert Mouse
  Mallomys Thomas, 1898 -- valid -- Woolly Rats
  Mammalia Linnaeus, 1758 -- valid -- mamífero, mammals, mammifères
  Mandrillus leucophaeus (F. Cuvier, 1807) -- valid -- Drill
  Mandrillus sphinx (Linnaeus, 1758) -- valid -- Mandrill
  Manidae Gray, 1821 -- valid
  Manis Linnaeus, 1758 -- valid
  Manis crassicaudata É. Geoffroy Saint-Hilaire, 1803 -- valid -- Indian Pangolin
  Manis gigantea Illiger, 1815 -- valid -- Giant Pangolin
  Manis pentadactyla Linnaeus, 1758 -- valid -- Chinese Pangolin
  Manis temminckii Smuts, 1832 -- valid -- Cape pangolin, Ground Pangolin
  Manis tetradactyla Linnaeus, 1766 -- valid -- Long-tailed Pangolin
  Manis tricuspis Rafinesque, 1821 -- valid -- Tree Pangolin
  Margaretamys Musser, 1981 -- valid -- Margareta's Rats
  Marmota Blumenbach, 1779 -- valid -- Marmots
  Marmota baibacina Kastschenko, 1899 -- valid -- Gray Marmot
  Marmota bobak (Müller, 1776) -- valid -- Bobak Marmot
  Marmota broweri Hall and Gilmore, 1934 -- valid -- Alaska Marmot
  Marmota caligata (Eschscholtz, 1829) -- valid -- Hoary Marmot
  Marmota camtschatica (Pallas, 1811) -- valid -- Black-capped Marmot
  Marmota caudata (Geoffroy, 1844) -- valid -- Long-tailed Marmot
  Marmota flaviventris (Audubon and Bachman, 1841) -- valid -- Yellow-bellied Marmot
  Marmota himalayana (Hodgson, 1841) -- valid -- Himalayan Marmot
  Marmota marmota (Linnaeus, 1758) -- valid -- Alpine Marmot
  Marmota menzbieri (Kashkarov, 1925) -- valid -- Menzbier's Marmot
  Marmota monax (Linnaeus, 1758) -- valid -- Groundhog, marmotte commune, Woodchuck
  Marmota olympus (Merriam, 1898) -- valid -- Olympic Marmot
  Marmota sibirica (Radde, 1862) -- valid -- Tarbagan Marmot
  Marmota vancouverensis Swarth, 1911 -- valid -- Vancouver Island Marmot, Vancouver Marmot
  Martes americana (Turton, 1806) -- valid -- American Marten, marten, martre d'Amérique
  Martes flavigula (Boddaert, 1785) -- valid -- Yellow-throated Marten
  Martes foina (Erxleben, 1777) -- valid -- Beech Marten
  Martes gwatkinsii Horsfield, 1851 -- valid -- Nilgiri Marten
  Martes martes (Linnaeus, 1758) -- valid -- European Pine Marten
  Martes melampus (Wagner, 1840) -- valid -- Japanese Marten
  Martes pennanti (Erxleben, 1777) -- invalid -- Fisher, pékan
  Martes zibellina (Linnaeus, 1758) -- valid -- Sable
  Massoutiera mzabi (Lataste, 1881) -- valid -- Mzab Gundi
  Mastomys Thomas, 1915 -- valid -- Multimammate Mice
  Maxomys Sody, 1936 -- valid -- Oriental Spiny Rats
  Mazama Rafinesque, 1817 -- valid -- brockets
  Mazama americana (Erxleben, 1777) -- valid -- red brocket, South American Red Brocket
  Mazama bricenii Thomas, 1908 -- valid -- Mérida Brocket, Merioa brocket
  Mazama chunyi Hershkovitz, 1959 -- valid -- dwarf brocket, Dwarf Brocket
  Mazama gouazoupira (G. Fischer, 1814) -- invalid -- gray brocket, South American Brown Brocket
  Mazama nana (Hensel, 1872) -- valid -- pygmy brocket, Southern Bororó
  Mazama rufina (Bourcier and Pucheran, 1852) -- valid -- Ecuador Red Brocket, little red brocket
  Megadendromus nikolausi Dieterlen and Rupp, 1978 -- valid -- Nikolaus's African Climbing Mouse, Nikolaus's mouse
  Megaderma lyra É. Geoffroy Saint-Hilaire, 1810 -- invalid -- Greater False Vampire Bat
  Megaderma spasma (Linnaeus, 1758) -- valid -- Lesser False Vampire Bat
  Megadontomys Merriam, 1898 -- valid -- Giant Deer Mice
  Megadontomys cryophilus (Musser, 1964) -- valid -- Oaxaca giant deer mouse, Oaxacan Big-toothed Deermouse
  Megadontomys nelsoni (Merriam, 1898) -- valid -- Nelson's Big-toothed Deermouse, Nelson's giant deer mouse
  Megadontomys thomasi (Merriam, 1898) -- valid -- Thomas' Deer Mouse, Thomas's Big-toothed Deermouse, Thomas's giant deer mouse
  Megaerops ecaudatus (Temminck, 1837) -- valid -- Temminck's Tailless Fruit Bat
  Megaerops kusnotoi Hill and Boeadi, 1978 -- valid -- Javan Tailless Fruit Bat
  Megaerops niphanae Yenbutra and Felten, 1983 -- valid -- Ratanaworabhan's Fruit Bat, Ratanaworabhan's Tailless Fruit Bat
  Megaerops wetmorei Taylor, 1934 -- invalid -- White-collared Fruit Bat
  Megaloglossus woermanni Pagenstecher, 1885 -- valid -- Eastern Woermann's Fruit Bat, Woermann's bat, Woermann's Long-tongued Fruit Bat
  Megalomys Trouessart, 1881 -- valid -- West Indian Giant Rice Rats
  Megalomys desmarestii (Fischer, 1829) -- valid -- Antillean Giant Rice Rat, Desmarest's Pilorie
  Megalomys luciae (Forsyth Major, 1901) -- valid -- Santa Lucia Giant Rice Rat, Santa Lucian Pilorie
  Megalonychidae Ameghino, 1889 -- valid -- Two-toed Sloths
  Megaptera novaeangliae (Borowski, 1781) -- valid -- Ballena jorobada, Humpback Whale, rorqual à bosse
  Megasorex gigas (Merriam, 1897) -- valid -- Mexican Shrew
  Melanomys Thomas, 1902 -- valid -- Dark Rice Rats
  Melanomys caliginosus (Tomes, 1860) -- valid -- Dusky Melanomys, Dusky Rice Rat
  Melanomys robustulus Thomas, 1914 -- valid -- Robust Dark Rice Rat, Robust Melanomys
  Melanomys zunigae (Sanborn, 1949) -- valid -- Zuniga's dark rice rat, Zuniga's Melanomys
  Meles meles (Linnaeus, 1758) -- valid -- European Badger
  Mellivora capensis (Schreber, 1776) -- valid -- Honey Badger, Ratel
  Melogale everetti (Thomas, 1895) -- valid -- Bornean Ferret-badger, Everett's ferret-badger
  Melogale moschata (Gray, 1831) -- valid -- Chinese Ferret-badger
  Melogale orientalis (Horsfield, 1821) -- valid -- Javan Ferret-badger
  Melogale personata I. Geoffroy Saint-Hilaire, 1831 -- valid -- Burmese Ferret-badger
  Melomys Thomas, 1922 -- valid -- Mosaic-tailed Rats
  Melonycteris aurantius Phillips, 1966 -- invalid -- Orange Fruit Bat
  Melonycteris melanops Dobson, 1877 -- valid -- Black-bellied Blossom Bat, Black-bellied Fruit Bat
  Melonycteris woodfordi (Thomas, 1887) -- invalid -- Woodford's Fruit Bat
  Melursus ursinus (Shaw, 1791) -- valid -- Sloth Bear
  Menetes Thomas, 1908 -- valid
  Menetes berdmorei (Blyth, 1849) -- valid -- Indochinese Ground Squirrel
  Mephitis macroura Lichtenstein, 1832 -- valid -- Hooded Skunk, Zorrillo-listado del sur
  Mephitis mephitis (Schreber, 1776) -- valid -- mouffette rayée, Striped Skunk, Zorrillo-listado del norte
  Meriones Illiger, 1811 -- valid -- Jirds
  Meriones arimalius Cheesman and Hinton, 1924 -- valid -- Arabian Jird
  Meriones chengi Wang, 1964 -- valid -- Cheng's Jird
  Meriones crassus Sundevall, 1842 -- valid -- Sundevall's Jird
  Meriones dahli Shidlovsky, 1962 -- valid -- Dahl's Jird
  Meriones hurrianae Jordon, 1867 -- valid -- Indian Desert Gerbil, Indian Desert Jird
  Meriones libycus Lichtenstein, 1823 -- valid -- Libyan Jird
  Meriones meridianus (Pallas, 1773) -- valid -- Little Chinese Jird, Mid-day Jird, Midday Gerbil, Midday Jird
  Meriones persicus (Blanford, 1875) -- valid -- Persian Jird
  Meriones rex Yerbury and Thomas, 1895 -- valid -- King Jird
  Meriones sacramenti Thomas, 1922 -- valid -- Buxton's Jird
  Meriones shawi (Duvernoy, 1842) -- valid -- Shaw's Jird
  Meriones tamariscinus (Pallas, 1773) -- valid -- Tamarisk Gerbil, Tamarisk Jird
  Meriones tristrami Thomas, 1892 -- valid -- Tristram's Jird
  Meriones unguiculatus (Milne-Edwards, 1867) -- valid -- Clawed Jird, Mongolian Jird
  Meriones vinogradovi Heptner, 1931 -- valid -- Vinogradov's Jird
  Meriones zarudnyi Heptner, 1937 -- valid -- Zarudny's Jird
  Mesechinus dauuricus (Sundevall, 1842) -- valid -- Daurian Hedgehog
  Mesechinus hughi (Thomas, 1908) -- valid -- Hugh's Hedgehog
  Mesembriomys Palmer, 1906 -- valid -- Tree Rats
  Mesocricetus Nehring, 1898 -- valid -- Golden Hamsters
  Mesocricetus auratus (Waterhouse, 1839) -- valid -- Golden Hamster
  Mesocricetus brandti (Nehring, 1898) -- valid -- Brandt's Hamster
  Mesocricetus newtoni (Nehring, 1898) -- valid -- Romanian Hamster
  Mesocricetus raddei (Nehring, 1894) -- valid -- Ciscaucasian Hamster
  Mesophylla macconnelli Thomas, 1901 -- valid -- MacConnell's Bat
  Mesoplodon Gervais, 1850 -- valid -- beaked whales
  Mesoplodon bidens (Sowerby, 1804) -- valid -- North Atlantic beaked whale, Sowerby's Beaked Whale
  Mesoplodon bowdoini Andrews, 1908 -- valid -- Andrew's Beaked Whale
  Mesoplodon carlhubbsi Moore, 1963 -- valid -- arch-beaked whale, archbeaked whale, Ballena-picuda de Hubb, Hubbs' Beaked Whale, Hubbs's Beaked Whale
  Mesoplodon densirostris (Blainville, 1817) -- valid -- Ballena-picuda de Blainsville, Blainville's Beaked Whale, dense-beaked whale, densebeak whale
  Mesoplodon europaeus (Gervais, 1855) -- valid -- Antillean beaked whale, Gervais' Beaked Whale, Gervais's Beaked Whale
  Mesoplodon ginkgodens Nishiwaki and Kamiya, 1958 -- valid -- Ballena-picuda japonesa, Ginkgo-toothed Beaked Whale, ginkgo-toothed whale
  Mesoplodon grayi von Haast, 1876 -- valid -- Gray's Beaked Whale, Haast's beaked whale, scamper-down whale
  Mesoplodon hectori (Gray, 1871) -- valid -- Hector's Beaked Whale
  Mesoplodon layardii (Gray, 1865) -- valid -- Layard's beaked whale, strap-toothed beaked whale, Strap-toothed Whale
  Mesoplodon mirus True, 1913 -- valid -- True's Beaked Whale
  Mesoplodon peruvianus Reyes, Mead and Van Waerebeek, 1991 -- valid -- Ballena-picuda peruana, Peruvian beaked whale, Pygmy Beaked Whale
  Mesoplodon stejnegeri True, 1885 -- valid -- Bering Sea beaked whale, Stejneger's Beaked Whale
  Microcebus coquereli (A. Grandidier, 1867) -- invalid
  Microcebus murinus (J. F. Miller, 1777) -- valid -- Gray Mouse Lemur
  Microcebus rufus (Lesson, 1840) -- valid -- Brown Mouse Lemur, Eastern Rufous Mouse Lemur, Rufous Mouse Lemur
  Microdillus peeli (de Winton, 1898) -- valid -- Somali Pygmy Gerbil
  Microdipodops Merriam, 1891 -- valid -- Kangaroo Mice
  Microdipodops megacephalus Merriam, 1891 -- valid -- Dark Kangaroo Mouse
  Microdipodops pallidus Merriam, 1901 -- valid -- Pale Kangaroo Mouse
  Microgale brevicaudata G. Grandidier, 1899 -- valid -- Short-tailed Shrew Tenrec
  Microgale cowani Thomas, 1882 -- valid -- Cowan's Shrew Tenrec
  Microgale dobsoni Thomas, 1884 -- valid -- Dobson's Shrew Tenrec
  Microgale dryas Jenkins, 1992 -- valid -- Dryad Shrew Tenrec, tree shrew tenrec
  Microgale gracilis (Major, 1896) -- valid -- Gracile Shrew Tenrec
  Microgale longicaudata Thomas, 1882 -- valid -- Lesser Long-tailed Shrew Tenrec
  Microgale parvula G. Grandidier, 1934 -- valid -- Pygmy Shrew Tenrec
  Microgale principula Thomas, 1926 -- valid -- Greater Long-tailed Shrew Tenrec
  Microgale pulla Jenkins, 1988 -- invalid -- dark shrew tenrec
  Microgale pusilla Major, 1896 -- valid -- Least Shrew Tenrec
  Microgale talazaci Major, 1896 -- valid -- Talazac's Shrew Tenrec
  Microgale thomasi Major, 1896 -- valid -- Thomas's Shrew Tenrec
  Microhydromys Tate and Archbold, 1941 -- valid -- Lesser Shrew Mice
  Micronycteris behnii (Peters, 1865) -- invalid
  Micronycteris brachyotis (Dobson, 1879) -- invalid -- Yellow-throated Big-eared Bat
  Micronycteris daviesi (Hill, 1964) -- invalid -- Davies's Big-eared Bat
  Micronycteris hirsuta (Peters, 1869) -- valid -- Hairy Big-eared Bat
  Micronycteris megalotis (Gray, 1842) -- valid -- Little Big-eared Bat
  Micronycteris minuta (Gervais, 1856) -- valid -- Tiny Big-eared Bat, White-bellied Big-eared Bat
  Micronycteris nicefori Sanborn, 1949 -- invalid -- Niceforo's Big-eared Bat
  Micronycteris pusilla Sanborn, 1949 -- invalid -- Least Big-eared Bat
  Micronycteris schmidtorum Sanborn, 1935 -- valid -- Schmidt's Big-eared Bat, Schmidts' Big-eared Bat, Schmidts's Big-eared Bat
  Micronycteris sylvestris (Thomas, 1896) -- invalid -- Tri-colored Big-eared Bat
  Micropotamogale lamottei Heim de Balsac, 1954 -- valid -- Nimba Otter Shrew
  Micropotamogale ruwenzorii (de Witte and Frechkop, 1955) -- valid -- Ruwenzori Otter Shrew
  Micropteropus intermedius Hayman, 1963 -- invalid -- Hayman's Dwarf Epauletted Fruit Bat, Hayman's Lesser Epauletted Fruit Bat
  Micropteropus pusillus (Peters, 1868) -- invalid -- Peters's Dwarf Epauletted Fruit Bat, Peters's Lesser Epauletted Fruit Bat
  Microryzomys Thomas, 1917 -- valid -- Small Rice Rats
  Microryzomys altissimus (Osgood, 1933) -- valid -- Highland Small Rice Rat, Páramo Colilargo
  Microryzomys minutus (Tomes, 1860) -- valid -- Forest Small Rice Rat, Montane Colilargo
  Microsciurus J. A. Allen, 1895 -- valid -- Dwarf Squirrels
  Microsciurus alfari (J. A. Allen, 1895) -- valid -- Central American Dwarf Squirrel
  Microsciurus flaviventer (Gray, 1867) -- valid -- Amazon Dwarf Squirrel
  Microsciurus mimulus (Thomas, 1898) -- valid -- Western Dwarf Squirrel
  Microsciurus santanderensis (Hernández-Camacho, 1957) -- valid -- Santander Dwarf Squirrel
  Microtus Schrank, 1798 -- valid -- Meadow Mice, Meadow Voles
  Microtus abbreviatus Miller, 1899 -- valid -- Insular Vole, St. Matthews Island vole
  Microtus agrestis (Linnaeus, 1761) -- valid -- Field Vole
  Microtus arvalis (Pallas, 1779) -- valid -- Common Vole
  Microtus bavaricus Konig, 1962 -- valid -- Bavarian Pine Vole
  Microtus breweri (Baird, 1857) -- valid -- Beach Vole
  Microtus cabrerae Thomas, 1906 -- valid -- Cabrera's Vole
  Microtus californicus (Peale, 1848) -- valid -- Amargosa Vole, California Vole, Meteoro de California
  Microtus canicaudus Miller, 1897 -- valid -- Gray-tailed Vole
  Microtus chrotorrhinus (Miller, 1894) -- valid -- campagnol des rochers, Rock Vole
  Microtus daghestanicus (Shidlovsky, 1919) -- valid -- Caucasus Pine Vole, Daghestan Pine Vole
  Microtus duodecimcostatus (Selys-Longchamps, 1839) -- valid -- Mediterranean Pine Vole
  Microtus evoronensis Kovalskaya and Sokolov, 1980 -- valid -- Evoron Vole, Evorsk vole
  Microtus felteni Malec and Storch, 1963 -- valid -- Balkan Pine Vole, Felten's vole
  Microtus fortis Büchner, 1889 -- valid -- Reed Vole
  Microtus gerbei (Gerbe, 1879) -- valid -- Gerbe's Vole, Pyreneean Pine Vole
  Microtus gregalis (Pallas, 1779) -- valid -- Narrow-headed Vole, Narrow-skulled Vole
  Microtus guatemalensis Merriam, 1898 -- valid -- Guatemalan Vole
  Microtus guentheri (Danford and Alston, 1880) -- valid -- Guenther's Vole, Günther's Vole
  Microtus hyperboreus Vinogradov, 1934 -- invalid -- North Siberian Vole
  Microtus irani Thomas, 1921 -- valid -- Iranian Vole, Persian Vole
  Microtus irene (Thomas, 1911) -- invalid -- Chinese Scrub Vole
  Microtus juldaschi (Severtzov, 1879) -- invalid -- Juniper Vole
  Microtus kermanensis Roguin, 1988 -- invalid -- Baluchistan vole
  Microtus kirgisorum (Ognev, 1950) -- invalid -- Tien Shan vole
  Microtus leucurus (Blyth, 1863) -- invalid -- Blyth's Vole
  Microtus limnophilus Büchner, 1889 -- valid -- Lacustrine Vole
  Microtus longicaudus (Merriam, 1888) -- valid -- Coronation Island vole, Long-tailed Vole
  Microtus lusitanicus (Gerbe, 1879) -- valid -- Lusitanian Pine Vole
  Microtus majori Thomas, 1906 -- valid -- Major's Pine Vole
  Microtus maximowiczii (Schrenk, 1859) -- valid -- Maximowicz's Vole
  Microtus mexicanus (Saussure, 1861) -- valid -- Meteoro mexicano, Mexican Vole
  Microtus middendorffi (Poliakov, 1881) -- valid -- Middendorf's vole, Middendorff's Vole
  Microtus miurus Osgood, 1901 -- valid -- Singing Vole
  Microtus mongolicus (Radde, 1862) -- valid -- Mongolian Vole
  Microtus montanus (Peale, 1848) -- valid -- Montane Vole
  Microtus montebelli (Milne-Edwards, 1872) -- valid -- Japanese Grass Vole
  Microtus mujanensis Orlov and Kovalskaya, 1978 -- valid -- Muisk Vole, Muya Valley Vole
  Microtus multiplex (Fatio, 1905) -- valid -- Alpine Pine Vole
  Microtus nasarovi (Shidlovsky, 1938) -- invalid -- Nasarov's vole
  Microtus oaxacensis Goodwin, 1966 -- valid -- Tarabundi vole, Tarabundí Vole
  Microtus obscurus (Eversmann, 1841) -- invalid -- Altai vole
  Microtus ochrogaster (Wagner, 1842) -- valid -- Prairie Vole
  Microtus oeconomus (Pallas, 1776) -- valid -- Root Vole, Tundra Vole
  Microtus oregoni (Bachman, 1839) -- valid -- Creeping Vole
  Microtus pennsylvanicus (Ord, 1815) -- valid -- campagnol des champs, Meadow Vole, Meteoro de prado
  Microtus pinetorum (Le Conte, 1830) -- valid -- campagnol sylvestre, Pine Vole, Woodland Vole
  Microtus quasiater (Coues, 1874) -- valid -- Jalapan Pine Vole, Jalapan Vole
  Microtus richardsoni (DeKay, 1842) -- valid -- North American Water Vole, Water Vole
  Microtus rossiaemeridionalis Ognev, 1924 -- invalid -- Southern Vole
  Microtus sachalinensis Vasin, 1955 -- valid -- Sakhalin Island Vole, Sakhalin vole
  Microtus savii (Selys-Longchamps, 1838) -- valid -- Savi's Pine Vole
  Microtus schelkovnikovi (Satunin, 1907) -- valid -- Schelkovnikov's Pine Vole
  Microtus sikimensis (Hodgson, 1849) -- invalid -- Sikkim Vole
  Microtus socialis (Pallas, 1773) -- valid -- Social Vole
  Microtus subterraneus (Selys-Longchamps, 1836) -- valid -- Common Pine Vole, European Pine Vole
  Microtus tatricus Kratochvíl, 1952 -- valid -- Tatra Pine Vole, Tatra Vole
  Microtus thomasi (Barrett-Hamilton, 1903) -- valid -- Thomas's Pine Vole
  Microtus townsendii (Bachman, 1839) -- valid -- Townsend's Vole
  Microtus transcaspicus Satunin, 1905 -- valid -- Middle East Vole, Transcaspian Vole
  Microtus umbrosus Merriam, 1898 -- valid -- Zempoaltépec Vole
  Microtus xanthognathus (Leach, 1815) -- valid -- Taiga Vole, Yellow-cheeked Vole
  Millardia Thomas, 1911 -- valid -- Asian Soft-furred Rats
  Mimetillus moloneyi (Thomas, 1891) -- valid -- Moloney's flat-headed bat, Moloney's Flat-Headed Vesper Bat, Moloney's Mimic Bat
  Mimon bennettii (Gray, 1838) -- valid -- Southern Golden Bat
  Mimon crenulatum (E. Geoffroy, 1803) -- invalid -- Striped Hairy-nosed Bat
  Miniopterus australis Tomes, 1858 -- valid -- little long-fingered bat, Little Long-fingered Bat
  Miniopterus fraterculus Thomas and Schwann, 1906 -- valid -- lesser long-fingered bat, Lesser Long-fingered Bat
  Miniopterus fuscus Bonhote, 1902 -- valid -- southeast Asian long-fingered bat, Southeast Asian Long-fingered Bat
  Miniopterus inflatus Thomas, 1903 -- valid -- greater long-fingered bat, Greater Long-fingered Bat
  Miniopterus magnater Sanborn, 1931 -- valid -- western bent-winged bat, Western Long-fingered Bat
  Miniopterus minor Peters, 1867 -- valid -- least long-fingered bat, Least Long-fingered Bat
  Miniopterus pusillus Dobson, 1876 -- valid -- small bent-winged bat, Small Long-fingered Bat
  Miniopterus robustior Revilliod, 1914 -- valid -- Loyalty bent-winged bat, Loyalty Long-fingered Bat
  Miniopterus schreibersi (Kuhl, 1817) -- invalid -- Schreibers's long-fingered bat
  Miniopterus tristis (Waterhouse, 1845) -- valid -- great bent-winged bat, Great Long-fingered Bat
  Miopithecus talapoin (Schreber, 1774) -- valid -- Angolan Talapoin, Southern Talapoin Monkey
  Mirounga angustirostris (Gill, 1866) -- valid -- Elefante-marino norteño, Northern Elephant Seal, northern sea elephant
  Mirounga leonina (Linnaeus, 1758) -- valid -- Southern Elephant Seal, southern sea elephant
  Mirzamys norahae Helgen and L. Helgen, 2009 -- valid -- Mirza's Eastern Moss-rat
  Mogera etigo Yoshiyuki and Imaizumi, 1991 -- invalid -- Echigo Mole
  Mogera insularis (Swinhoe, 1863) -- valid -- Insular Mole
  Mogera kobeae Thomas, 1905 -- invalid -- Kobe Mole
  Mogera minor Kuroda, 1936 -- invalid -- Small Japanese Mole
  Mogera robusta Nehring, 1891 -- invalid -- Large Mole
  Mogera tokudae Kuroda, 1940 -- valid -- Sado Mole, Tokuda's Mole
  Mogera wogura (Temminck, 1842) -- valid -- Japanese Mole
  Molossops abrasus (Temminck, 1827) -- invalid -- cinnamon dog-faced bat
  Molossops aequatorianus Cabrera, 1917 -- valid -- equatorial dog-faced bat, Equatorial Dog-faced Bat
  Molossops greenhalli (Goodwin, 1958) -- invalid -- greenhall's dog-faced bat
  Molossops mattogrossensis Vieira, 1942 -- valid -- Mato Grosso dog-faced bat, Mato Grosso Dog-faced Bat
  Molossops neglectus Williams and Genoways, 1980 -- valid -- rufous dog-faced bat, Rufous Dog-faced Bat
  Molossops planirostris (Peters, 1866) -- invalid -- southern dog-faced bat
  Molossops temminckii (Burmeister, 1854) -- valid -- dwarf dog-faced bat, Dwarf Dog-faced Bat
  Molossus ater E. Geoffroy, 1805 -- invalid -- black mastiff bat
  Molossus bondae J. A. Allen, 1904 -- invalid -- Bonda mastiff bat
  Molossus molossus (Pallas, 1766) -- valid -- Murciélago-mastín de Pallas, Pallas' free-tailed bat, Pallas's mastiff bat, Pallas's Mastiff Bat
  Molossus pretiosus Miller, 1902 -- valid -- Miller's mastiff bat, Miller's Mastiff Bat
  Molossus sinaloae J. A. Allen, 1906 -- valid -- Sinaloan mastiff bat, Sinaloan Mastiff Bat
  Monachus monachus (Hermann, 1779) -- valid -- Mediterranean Monk Seal
  Monachus schauinslandi Matschie, 1905 -- invalid -- Hawaiian Monk Seal
  Monachus tropicalis (Gray, 1850) -- invalid -- Caribbean Monk Seal, Foca-monje del Caribe, West Indian monk seal
  Monodon monoceros Linnaeus, 1758 -- valid -- narval, Narwhal
  Monodontidae Gray, 1821 -- valid -- white whales
  Monophyllus plethodon Miller, 1900 -- valid -- Insular Long-tongued Bat, Insular Single Leaf Bat, Insular Single-leaf Bat
  Monophyllus redmani Leach, 1821 -- valid -- Leach's Single Leaf Bat, Leach's Single-leaf Bat, Puerto Rican Long-tongued Bat
  Mops brachypterus (Peters, 1852) -- valid -- Short-winged Free-tailed Bat, Sierra Leone free-tailed bat
  Mops condylurus (A. Smith, 1833) -- valid -- Angolan free-tailed bat, Angolan Free-tailed Bat
  Mops congicus J. A. Allen, 1917 -- valid -- Congo Free-tailed Bat, Medje free-tailed bat
  Mops demonstrator (Thomas, 1903) -- valid -- Mongalla free-tailed bat, Mongallan Free-tailed Bat
  Mops midas (Sundevall, 1843) -- valid -- midas free-tailed bat, Midas' Free-tailed Bat
  Mops mops (de Blainville, 1840) -- valid -- Malayan free-tailed bat, Malayan Free-tailed Bat
  Mops nanulus J. A. Allen, 1917 -- valid -- dwarf free-tailed bat, Dwarf Free-tailed Bat
  Mops niangarae J. A. Allen, 1917 -- valid -- Niangara free-tailed bat, Niangaran Free-tailed Bat
  Mops niveiventer Cabrera and Ruxton, 1926 -- valid -- white-bellied free-tailed bat, White-bellied Free-tailed Bat
  Mops petersoni (El Rayah, 1981) -- valid -- Peterson's free-tailed bat, Peterson's Free-tailed Bat
  Mops sarasinorum (A. Meyer, 1899) -- valid -- Sulawesi free-tailed bat, Sulawesian Free-tailed Bat
  Mops spurrelli (Dollman, 1911) -- valid -- Spurrell's free-tailed bat, Spurrell's Free-tailed Bat
  Mops thersites (Thomas, 1903) -- valid -- railer bat, Railer Free-tailed Bat
  Mops trevori J. A. Allen, 1917 -- valid -- Trevor's free-tailed bat, Trevor's Free-tailed Bat
  Mormoops blainvillii Leach, 1821 -- invalid -- Antillean Ghost-faced Bat
  Mormoops megalophylla (Peters, 1864) -- valid -- Ghost-faced Bat, Murciélago-barba arrugada norteño, Peters's Ghost-faced Bat
  Mormopterus acetabulosus (Hermann, 1804) -- valid -- Mauritian Little Mastiff Bat, Natal free-tailed bat
  Mormopterus beccarii Peters, 1881 -- valid -- Beccari's Mastiff Bat
  Mormopterus doriae K. Andersen, 1907 -- valid -- Sumatran Mastiff Bat
  Mormopterus jugularis (Peters, 1865) -- valid -- Peters's Wrinkle-lipped Bat
  Mormopterus kalinowskii (Thomas, 1893) -- valid -- Kalinowski's Mastiff Bat
  Mormopterus minutus (Miller, 1899) -- valid -- Little Goblin Bat
  Mormopterus norfolkensis (Gray, 1840) -- valid -- East Coast Free-tailed Bat, Eastern Little Mastiff Bat, Norfolk Island Freetailed Bat
  Mormopterus petrophilus (Roberts, 1917) -- invalid -- Roberts's flat-headed bat
  Mormopterus phrudus Handley, 1956 -- valid -- Incan Little Mastiff Bat
  Mormopterus planiceps (Peters, 1866) -- valid -- South-eastern free-tailed bat, Southern Free-tailed Bat
  Mormopterus setiger Peters, 1878 -- invalid -- Peters's flat-headed bat
  Moschidae Gray, 1821 -- valid -- musk deer
  Moschiola meminna (Erxleben, 1777) -- valid -- Indian spotted chevrotain, Indian Spotted Chevrotain
  Moschus berezovskii Flerov, 1929 -- valid -- Chinese forest musk deer, Forest Musk Deer
  Moschus chrysogaster (Hodgson, 1839) -- valid -- alpine musk deer, Alpine Musk Deer
  Moschus fuscus Li, 1981 -- valid -- Black Musk Deer, dusky musk deer
  Moschus moschiferus Linnaeus, 1758 -- valid -- Siberian musk deer, Siberian Musk Deer
  Mosia nigrescens Gray, 1843 -- valid -- Dark Sheath-tailed Bat, Lesser Sheath-tailed Bat
  Mungos gambianus (Ogilby, 1835) -- valid -- Gambian Mongoose
  Mungos mungo (Gmelin, 1788) -- valid -- Banded Mongoose
  Mungotictis decemlineata (Grandidier, 1867) -- valid -- Narrow-striped Mongoose
  Muntiacus Rafinesque, 1815 -- valid -- muntjaks
  Muntiacus atherodes Groves and Grubb, 1982 -- valid -- Bornean Yellow Muntjac, Bornean yellow muntjac
  Muntiacus crinifrons (Sclater, 1885) -- valid -- black muntjac, Black Muntjac
  Muntiacus feae (Thomas and Doria, 1889) -- valid -- Fea's Muntjac, Fea's muntjac
  Muntiacus gongshanensis Ma, 1990 -- valid -- Gongshan muntjac, Gongshan Muntjac
  Muntiacus muntjak (Zimmermann, 1780) -- valid -- Indian muntjac, Red Muntjac
  Muntiacus reevesi (Ogilby, 1839) -- valid -- Reeves' Muntjac, Reeves's muntjac
  Murina aenea Hill, 1964 -- valid -- Bronze Tube-nosed Bat
  Murina aurata A. Milne-Edwards, 1872 -- valid -- Little Tube-nosed Bat, Tibetan Tube-nosed Bat
  Murina cyclotis Dobson, 1872 -- valid -- Round-eared Tube-nosed Bat
  Murina florium Thomas, 1908 -- valid -- Flores Tube-nosed Bat, Flute-nosed Bat, Tube-nosed Insectivorous Bat
  Murina fusca Sowerby, 1922 -- valid -- Dusky Tube-nosed Bat
  Murina grisea Peters, 1872 -- invalid -- Peters's Tube-nosed Bat
  Murina huttoni (Peters, 1872) -- invalid -- Hutton's Tube-nosed Bat
  Murina leucogaster A. Milne-Edwards, 1872 -- valid -- Greater Tube-nosed Bat, Rufous Tube-nosed Bat
  Murina puta Kishida, 1924 -- valid -- Taiwan Tube-nosed Bat, Taiwanese Tube-nosed Bat
  Murina rozendaali Hill and Francis, 1984 -- valid -- Gilded Tube-nosed Bat
  Murina silvatica Yoshiyuki, 1983 -- invalid -- Forest Tube-nosed Bat
  Murina suilla (Temminck, 1840) -- valid -- Brown Tube-nosed Bat
  Murina tenebrosa Yoshiyuki, 1970 -- valid -- Gloomy Tube-nosed Bat, Tsushima Tube-nosed Bat
  Murina tubinaris (Scully, 1881) -- valid -- Scully's Tube-nosed Bat
  Murina ussuriensis Ognev, 1913 -- valid -- Ussuri Tube-nosed Bat, Ussurian Tube-nosed Bat
  Mus Linnaeus, 1758 -- valid -- House Mice, Old World Mice
  Mus musculus Linnaeus, 1758 -- valid -- House Mouse, souris commune
  Muscardinus Kaup, 1829 -- valid
  Muscardinus avellanarius (Linnaeus, 1758) -- valid -- Common Dormouse, Hazel Dormouse
  Musonycteris harrisoni Schaldach and McLaughlin, 1960 -- valid -- Banana Bat
  Mustela africana Desmarest, 1818 -- valid -- Amazon Weasel, tropical weasel
  Mustela altaica Pallas, 1811 -- valid -- Mountain Weasel
  Mustela erminea Linnaeus, 1758 -- valid -- Ermine, hermine
  Mustela eversmannii Lesson, 1827 -- invalid -- steppe polecat
  Mustela felipei Izor and de la Torre, 1978 -- valid -- Colombian Weasel, Don Felipe's Weasel
  Mustela frenata Lichtenstein, 1831 -- valid -- belette à longue queue, Comadreja cola larga, Long-tailed Weasel
  Mustela kathiah Hodgson, 1835 -- valid -- Yellow-bellied Weasel
  Mustela lutreola (Linnaeus, 1761) -- valid -- European Mink
  Mustela lutreolina Robinson and Thomas, 1917 -- valid -- Indonesian Mountain Weasel
  Mustela nigripes (Audubon and Bachman, 1851) -- valid -- Black-footed Ferret
  Mustela nivalis Linnaeus, 1766 -- valid -- belette pygmée, Least Weasel
  Mustela nudipes Desmarest, 1822 -- valid -- Malayan Weasel
  Mustela putorius Linnaeus, 1758 -- valid -- European Polecat
  Mustela sibirica Pallas, 1773 -- valid -- Siberian Weasel
  Mustela strigidorsa Gray, 1853 -- valid -- Back-striped Weasel, Stripe-backed Weasel
  Mustela vison Schreber, 1777 -- valid -- American Mink, mink, vison d'Amérique
  Mydaus javanensis (Desmarest, 1820) -- valid -- Indonesian Stink Badger, Sunda Stink Badger
  Mydaus marchei Huet, 1887 -- valid -- Palawan Stink Badger
  Myodes andersoni (Thomas, 1905) -- valid -- Anderson's Red-backed Vole, Japanese Red-backed Vole
  Myodes regulus (Thomas, 1907) -- valid -- Korean Red-backed Vole, Royal vole
  Myodes shanseius (Thomas, 1908) -- valid -- Shansei Vole, Shanxi Red-backed Vole
  Myodes smithii (Thomas, 1905) -- valid -- Smith's Red-backed Vole, Smith's Vole
  Myomimus Ognev, 1924 -- valid -- Mouse-tailed Dormice
  Myomimus personatus Ognev, 1924 -- valid -- Masked Mouse-tailed Dormouse
  Myomimus roachi (Bate, 1937) -- valid -- Roach's Mouse-tailed Dormouse
  Myomimus setzeri Rossolimo, 1976 -- valid -- Setzer's Mouse-tailed Dormouse
  Myonycteris brachycephala (Bocage, 1889) -- valid -- Sao Tomé collared fruit bat, São Tomé Collared Fruit Bat
  Myonycteris relicta Bergmans, 1980 -- valid -- Bergmans's Collared Fruit Bat, East African little collared fruit bat
  Myonycteris torquata (Dobson, 1878) -- valid -- Little Collared Fruit Bat
  Myopterus daubentonii Desmarest, 1820 -- valid -- Daubenton's free-tailed bat, Daubenton's Winged-mouse Bat
  Myopterus whitleyi (Scharff, 1900) -- valid -- bini free-tailed bat, Bini Winged-mouse Bat
  Myopus schisticolor (Lilljeborg, 1844) -- valid -- Wood Lemming
  Myosciurus Thomas, 1909 -- valid
  Myosciurus pumilio (Le Conte, 1857) -- valid -- African Pygmy Squirrel
  Myosorex babaulti Heim de Balsac and Lamotte, 1956 -- valid -- Babault's Mouse Shrew
  Myosorex blarina Thomas, 1906 -- valid -- Montane Mouse Shrew
  Myosorex cafer (Sundevall, 1846) -- valid -- Dark-footed Forest Shrew, Dark-footed Mouse Shrew
  Myosorex eisentrauti Heim de Balsac, 1968 -- valid -- Eisentraut's Mouse Shrew
  Myosorex geata (Allen and Loveridge, 1927) -- valid -- Geata Mouse Shrew
  Myosorex longicaudatus Meester and Dippenaar, 1978 -- valid -- Long-tailed Forest Shrew
  Myosorex okuensis Heim de Balsac, 1968 -- valid -- Oku Mouse Shrew
  Myosorex rumpii Heim de Balsac, 1968 -- valid -- Rumpi Mouse Shrew
  Myosorex schalleri Heim de Balsac, 1966 -- valid -- Schaller's Mouse Shrew
  Myosorex sclateri Thomas and Schwann, 1905 -- valid -- Sclater's Mouse Shrew, Sclater's Tiny Mouse Shrew
  Myosorex tenuis Thomas and Schwann, 1905 -- valid -- Thin Mouse Shrew
  Myosorex varius (Smuts, 1832) -- valid -- Forest Shrew
  Myospalax Laxmann, 1769 -- valid -- Zokors
  Myospalax aspalax (Pallas, 1776) -- valid -- False Zokor, Steppe Zokor
  Myospalax epsilanus Thomas, 1912 -- invalid -- Manchurian zokor
  Myospalax fontanierii (Milne-Edwards, 1867) -- invalid -- Chinese zokor
  Myospalax myospalax (Laxmann, 1773) -- valid -- Altai Zokor, Siberian zokor
  Myospalax psilurus (Milne-Edwards, 1874) -- valid -- North China Zokor, Transbaikal Zokor
  Myospalax rothschildi Thomas, 1911 -- invalid -- Rothschild's zokor
  Myospalax smithii Thomas, 1911 -- invalid -- Smith's zokor
  Myotis abei Yoshikura, 1944 -- invalid -- Sakhalin Myotis
  Myotis adversus (Horsfield, 1824) -- valid -- Gray Large-footed Myotis, Large-footed Bat, Large-footed Mouse-eared Bat, Large-footed Myotis
  Myotis aelleni Baud, 1979 -- invalid -- Southern Myotis
  Myotis albescens (E. Geoffroy, 1806) -- valid -- Silver-tipped Myotis
  Myotis altarium Thomas, 1911 -- valid -- Sichuan Myotis, South-western Mouse-eared Bat, Szechwan Myotis
  Myotis annectans (Dobson, 1871) -- valid -- Hairy-faced Bat, Hairy-faced Myotis, Intermediate Bat
  Myotis atacamensis (Lataste, 1892) -- valid -- Atacama Myotis, Atacaman Myotis
  Myotis auriculus Baker and Stains, 1955 -- valid -- Miotis orejudo, Southwestern Myotis
  Myotis australis (Dobson, 1878) -- valid -- Australian Myotis
  Myotis austroriparius (Rhoads, 1897) -- valid -- Southeastern Myotis
  Myotis bechsteini (Kuhl, 1817) -- invalid -- Bechstein's bat
  Myotis blythii (Tomes, 1857) -- valid -- lesser mouse-eared bat, Lesser Mouse-eared Myotis, Lesser Myotis
  Myotis bocagei (Peters, 1870) -- invalid -- rufous mouse-eared bat
  Myotis bombinus Thomas, 1906 -- valid -- Far Eastern Myotis
  Myotis brandti (Eversmann, 1845) -- invalid -- Brandt's bat
  Myotis californicus (Audubon and Bachman, 1842) -- valid -- California Myotis, Californian Myotis, Miotis californiano
  Myotis capaccinii (Bonaparte, 1837) -- valid -- long-fingered bat, Long-fingered Myotis
  Myotis chiloensis (Waterhouse, 1840) -- valid -- Chilean Myotis
  Myotis chinensis (Tomes, 1857) -- valid -- Large Myotis
  Myotis cobanensis Goodwin, 1955 -- valid -- Guatemalan Myotis
  Myotis dasycneme (Boie, 1825) -- valid -- Pond Bat, Pond Myotis
  Myotis daubentoni (Kuhl, 1817) -- invalid -- Daubenton's bat
  Myotis dominicensis Miller, 1902 -- valid -- Dominican Myotis
  Myotis elegans Hall, 1962 -- valid -- Elegant Myotis
  Myotis emarginatus (E. Geoffroy, 1806) -- valid -- Geoffroy's bat, Geoffroy's Myotis
  Myotis evotis (H. Allen, 1864) -- valid -- Long-eared Myotis, Miotis oreja larga, Western Long-eared Bat
  Myotis findleyi Bogan, 1978 -- valid -- Findley's Myotis
  Myotis formosus (Hodgson, 1835) -- valid -- Black-and-orange Myotis, Hodgson's bat, Hodgson's Myotis
  Myotis fortidens Miller and G. M. Allen, 1928 -- valid -- Cinnamon Myotis, Miotis canelo
  Myotis frater G. M. Allen, 1923 -- valid -- Fraternal Myotis, Long-tailed Whiskered Bat
  Myotis goudoti (A. Smith, 1834) -- invalid -- Malagasy mouse-eared bat, Malagasy Myotis
  Myotis grisescens A. H. Howell, 1909 -- valid -- Gray Bat, Gray Myotis
  Myotis hasseltii (Temminck, 1840) -- valid -- Brown Bat, Hasselt's Large-footed Myotis, lesser large-footed bat, Lesser Large-footed Myotis, Lesser Large-toothed Bat, Van Hasselt's Bat
  Myotis horsfieldii (Temminck, 1840) -- valid -- Common Asiatic Myotis, Horsfield's bat, Horsfield's Myotis, Lesser Large-tooth Bat
  Myotis hosonoi Imaizumi, 1954 -- invalid -- Hosono's Myotis
  Myotis ikonnikovi Ognev, 1912 -- valid -- Ikonnikov's Bat, Ikonnikov's Myotis
  Myotis insularum (Dobson, 1878) -- valid -- Insular Myotis
  Myotis keaysi J. A. Allen, 1914 -- valid -- Hairy-legged Myotis, Southern Hairy-legged Myotis
  Myotis keenii (Merriam, 1895) -- valid -- Keen's Myotis
  Myotis leibii (Audubon and Bachman, 1842) -- valid -- chauve-souris pygmée, Eastern Small-footed Bat, Eastern Small-footed Myotis, Small-footed Myotis
  Myotis lesueuri (Roberts, 1919) -- invalid -- Lesueur's hairy bat
  Myotis levis (I. Geoffroy, 1824) -- valid -- Yellowish Myotis
  Myotis longipes (Dobson, 1873) -- valid -- Kashmir cave bat, Kashmir Cave Myotis
  Myotis lucifugus (Le Conte, 1831) -- valid -- Little Brown Bat, Little Brown Myotis, Miotis norteamericano, petite chauve-souris brune
  Myotis macrodactylus (Temminck, 1840) -- valid -- Big-footed Myotis, Japanese Large-footed Bat
  Myotis macrotarsus (Waterhouse, 1845) -- valid -- Pallid Large-footed Myotis, Philippine Large-toothed Myotis
  Myotis martiniquensis LaVal, 1973 -- valid -- Schwartz's Myotis
  Myotis milleri Elliot, 1903 -- invalid -- Miller's myotis
  Myotis montivagus (Dobson, 1874) -- valid -- Burmese whiskered bat, Burmese Whiskered Myotis
  Myotis morrisi Hill, 1971 -- valid -- Morris's bat, Morris's Myotis
  Myotis muricola (Gray, 1846) -- valid -- Nepalese Whiskered Myotis, whiskered myotis
  Myotis myotis (Borkhausen, 1797) -- valid -- Greater Mouse-eared Bat, Greater Myotis, Large Mouse-eared Bat, mouse-eared bat, Mouse-eared Myotis
  Myotis mystacinus (Kuhl, 1817) -- valid -- Common Whiskered Bat, Whiskered Bat, Whiskered Myotis
  Myotis nattereri (Kuhl, 1817) -- valid -- Natterer's bat, Natterer's Myotis
  Myotis nesopolus Miller, 1900 -- valid -- Curaçao Myotis
  Myotis nigricans (Schinz, 1821) -- valid -- Black Myotis, Common Black Myotis
  Myotis oreias (Temminck, 1840) -- valid -- Singapore whiskered bat, Singaporese Whiskered Myotis
  Myotis oxyotus (Peters, 1867) -- valid -- Montane Myotis
  Myotis ozensis Imaizumi, 1954 -- invalid -- Honshu Myotis
  Myotis peninsularis Miller, 1898 -- valid -- Peninsular Myotis
  Myotis pequinius Thomas, 1908 -- valid -- Peking Myotis
  Myotis planiceps Baker, 1955 -- valid -- Flat-headed Myotis
  Myotis pruinosus Yoshiyuki, 1971 -- valid -- Blackish Whiskered Bat, Frosted Myotis
  Myotis ricketti (Thomas, 1894) -- invalid -- Rickett's big-footed bat, Rickett's Big-footed Myotis
  Myotis ridleyi (Thomas, 1898) -- valid -- Ridley's bat, Ridley's Myotis
  Myotis riparius Handley, 1960 -- valid -- Riparian Myotis
  Myotis rosseti (Oey, 1951) -- valid -- Thick-thumbed Myotis
  Myotis ruber (E. Geoffroy, 1806) -- valid -- Red Myotis
  Myotis schaubi Kormos, 1934 -- valid -- Schaub's Myotis
  Myotis scotti Thomas, 1927 -- valid -- Scott's Hairy Bat, Scott's Mouse-eared Bat, Scott's Myotis
  Myotis seabrai (Thomas, 1912) -- invalid -- Angolan hairy bat
  Myotis sicarius Thomas, 1915 -- valid -- Mandelli's mouse-eared bat, Mandelli's Mouse-eared Myotis, Mandelli's Myotis, Sikkim Myotis
  Myotis siligorensis (Horsfield, 1855) -- valid -- Himalayan whiskered bat, Himalayan Whiskered Myotis, Siliguri Bat, Small-toothed Myotis
  Myotis simus Thomas, 1901 -- valid -- Velvety Myotis
  Myotis sodalis Miller and G. M. Allen, 1928 -- valid -- Cluster Bat, Indiana bat, Indiana Myotis, Social Bat
  Myotis stalkeri Thomas, 1910 -- valid -- Kei Myotis, Moluccan Mouse-eared Bat, Stalker's Myotis
  Myotis thysanodes Miller, 1897 -- valid -- Fringed Myotis, Miotis bordado
  Myotis tricolor (Temminck, 1832) -- valid -- Cape Hairy Bat, Temminck's Mouse-eared Bat, Temminck's Myotis, Three-colored Bat
  Myotis velifer (J. A. Allen, 1890) -- valid -- Cave Myotis, Miotis mexicano
  Myotis vivesi Menegaux, 1901 -- valid -- Fish-eating Bat, Fish-eating Myotis
  Myotis volans (H. Allen, 1866) -- valid -- Long-legged Myotis, Miotis pata larga
  Myotis welwitschii (Gray, 1866) -- valid -- Welwitch's bat, Welwitsch's Myotis
  Myotis yesoensis Yoshiyuki, 1984 -- invalid -- Yoshiyuki's Myotis
  Myotis yumanensis (H. Allen, 1864) -- valid -- Miotis de Yuma, Yuma Myotis
  Myotomys sloggetti (Thomas, 1902) -- valid -- Rock Karroo Rat, Sloggett's Vlei Rat
  Myotomys unisulcatus (F. Cuvier, 1829) -- valid -- Bush Karroo Rat, Bush Vlei Rat
  Myoxidae Gray, 1821 -- invalid
  Myoxus Zimmermann, 1780 -- invalid
  Myoxus glis (Linnaeus, 1766) -- invalid
  Myrmecophaga tridactyla Linnaeus, 1758 -- valid -- Giant Anteater
  Myrmecophagidae Gray, 1825 -- valid -- American anteaters
  Mystacina robusta Dwyer, 1962 -- valid -- Greater New Zealand Short-tailed Bat, New Zealand Greater Short-tailed Bat
  Mystacina tuberculata Gray, 1843 -- valid -- Lesser New Zealand Short-tailed Bat, New Zealand Lesser Short-tailed Bat
  Mystromys albicaudatus (A. Smith, 1834) -- valid -- African White-tailed Rat, White-tailed Mouse
  Myzopoda aurita A. Milne-Edwards and A. Grandidier, 1878 -- valid -- Eastern Sucker-footed Bat, Sucker-footed Bat
  Naemorhedus baileyi Pocock, 1914 -- valid -- Red Goral, red goral
  Naemorhedus caudatus (Milne-Edwards, 1867) -- valid -- Chinese goral, Long-tailed Goral
  Naemorhedus crispus (Temminck, 1845) -- invalid -- Japanese serow
  Naemorhedus goral (Hardwicke, 1825) -- valid -- goral, Himalayan Goral, Sumatran serow
  Naemorhedus sumatraensis (Bechstein, 1799) -- invalid -- serow
  Naemorhedus swinhoei (Gray, 1862) -- invalid -- Taiwan serow
  Nandinia binotata (Gray, 1830) -- valid -- African Palm Civet
  Nanger soemmerringii (Cretzschmar, 1828) -- valid -- Soemmerring's Gazelle, Sömmerring's gazelle
  Nannosciurus Trouessart, 1880 -- valid
  Nannosciurus melanotis (Müller, 1840) -- valid -- Black-eared Squirrel
  Nannospalax Palmer, 1903 -- invalid -- Lesser Blind Mole Rats
  Nannospalax ehrenbergi (Nehring, 1898) -- invalid -- Palestine Mole Rat
  Nannospalax leucodon (Nordmann, 1840) -- invalid -- Lesser Mole Rat
  Nannospalax nehringi (Satunin, 1898) -- invalid -- Nehring's Blind Mole Rat
  Nanonycteris veldkampi (Jentink, 1888) -- invalid -- Veldkamp's bat
  Napaeozapus insignis (Miller, 1891) -- valid -- souris sauteuse des bois, Woodland Jumping Mouse
  Nasalis concolor (Miller, 1903) -- invalid
  Nasalis larvatus (van Wurmb, 1787) -- valid -- Proboscis Monkey
  Nasua narica (Linnaeus, 1766) -- valid -- Coatí norteño, White-nosed Coati
  Nasua nasua (Linnaeus, 1766) -- valid -- coati, South American Coati
  Nasuella olivacea (Gray, 1865) -- valid -- Mountain Coati
  Natalus lepidus (Gervais, 1837) -- invalid -- Gervais's funnel-eared bat
  Natalus micropus Dobson, 1880 -- invalid
  Natalus stramineus Gray, 1838 -- valid -- Mexican funnel-eared bat, Mexican Greater Funnel-eared Bat
  Natalus tumidifrons (Miller, 1903) -- invalid
  Natalus tumidirostris Miller, 1900 -- valid -- Trinidadian funnel-eared bat, Trinidadian Greater Funnel-eared Bat
  Neacomys Thomas, 1900 -- valid -- Bristly Mice
  Neacomys guianae Thomas, 1905 -- valid -- Guiana Bristly Mouse, Guianan Neacomys
  Neacomys pictus Goldman, 1912 -- valid -- Painted Bristly Mouse, Painted Neacomys
  Neacomys spinosus (Thomas, 1882) -- valid -- Bristly Mouse, Common Neacomys
  Neacomys tenuipes Thomas, 1900 -- valid -- Narrow-footed Bristly Mouse, Narrow-footed Neacomys, Painted Bristly Mouse
  Necromys amoenus (Thomas, 1900) -- valid -- Pleasant Akodont, Pleasant Bolo Mouse
  Necromys lactens (Thomas, 1918) -- valid -- Rufous-bellied Bolo Mouse, White-chinned Akodont
  Necromys lasiurus (Lund, 1841) -- valid -- Hairy-tailed Akodont, Hairy-tailed Bolo Mouse
  Necromys obscurus (Waterhouse, 1837) -- valid -- Dark Bolo Mouse, Dark-furred Akodont
  Necromys punctulatus (Thomas, 1894) -- valid -- Ecuadoran Akodont, Spotted Bolo Mouse
  Necromys temchuki (Massoia, 1982) -- valid -- Temchuk's Akodont, Temchuk's Bolo Mouse
  Necromys urichi (J. A. Allen and Chapman, 1897) -- valid -- Northern Akodont, Northern Grass Mouse
  Nectogale elegans Milne-Edwards, 1870 -- valid -- Elegant Water Shrew
  Nectomys Peters, 1861 -- valid -- Neotropical Water Rats
  Nectomys palmipes J. A. Allen and Chapman, 1893 -- valid -- Trinidad Nectomys, Trinidad water rat
  Nectomys parvipes F. Petter, 1979 -- invalid -- Small-footed Water Rat
  Nectomys squamipes (Brants, 1827) -- valid -- Atlantic Forest Nectomys, South American water rat
  Nelsonia goldmani Merriam, 1903 -- valid -- Goldman's Diminutive Woodrat, Nelson and Goldman's woodrat
  Nelsonia neotomodon Merriam, 1897 -- valid -- Diminutive Woodrat, Western Diminutive Woodrat
  Neobalaenidae Gray, 1873 -- valid -- pygmy right whales
  Neodon irene (Thomas, 1911) -- valid -- Chinese Scrub Vole, Irene's Mountain Vole
  Neodon juldaschi (Severtzov, 1879) -- invalid -- Juniper Mountain Vole, Juniper Vole
  Neodon sikimensis Hodgson, 1849 -- valid -- Sikkim Mountain Vole, Sikkim Vole
  Neofelis nebulosa (Griffith, 1821) -- valid -- Clouded Leopard
  Neofiber alleni True, 1884 -- valid -- Round-tailed Muskrat
  Neomys anomalus Cabrera, 1907 -- valid -- Mediterranean Water Shrew, Southern Water Shrew
  Neomys fodiens (Pennant, 1771) -- valid -- Eurasian Water Shrew
  Neomys schelkovnikovi Satunin, 1913 -- invalid -- Transcaucasian Water Shrew
  Neophoca cinerea (Péron, 1816) -- valid -- Australian sea lion, Australian Sealion, white-capped sea lion
  Neophocaena phocaenoides (G. Cuvier, 1829) -- valid -- Finless Porpoise, Indo-Pacific finless porpoise
  Neopteryx frosti Hayman, 1946 -- valid -- Small-toothed Fruit Bat
  Neotoma albigula Hartley, 1894 -- valid -- Rata-cambalachera garganta blanca, White-throated Woodrat
  Neotoma angustapalata Baker, 1951 -- valid -- Tamaulipan Woodrat
  Neotoma anthonyi J. A. Allen, 1898 -- valid -- Anthony's Woodrat
  Neotoma bryanti Merriam, 1887 -- valid -- Bryant's Woodrat
  Neotoma bunkeri Burt, 1932 -- valid -- Bunker's Wood Rat, Bunker's woodrat, Coronados Island Woodrat
  Neotoma chrysomelas J. A. Allen, 1908 -- valid -- Nicaraguan Woodrat
  Neotoma cinerea (Ord, 1815) -- valid -- Bushy-tailed Woodrat
  Neotoma devia Goldman, 1927 -- valid -- Arizona Woodrat, Rata-cambalachera de Coronado
  Neotoma floridana (Ord, 1818) -- valid -- Eastern Woodrat
  Neotoma fuscipes Baird, 1857 -- valid -- Dusky-footed Woodrat, Rata-cambalachera patas oscuras
  Neotoma goldmani Merriam, 1903 -- valid -- Goldman's Woodrat
  Neotoma lepida Thomas, 1893 -- valid -- Desert Woodrat, Rata-cambalachera desértica
  Neotoma magister Baird, 1857 -- valid -- Allegheny Woodrat, Appalachian Woodrat
  Neotoma martinensis Goldman, 1905 -- valid -- San Martín Island Wood Rat, San Martin Island woodrat, San Martín Woodrat
  Neotoma mexicana Baird, 1855 -- valid -- Mexican Woodrat, Rata-cambalachera mexicana
  Neotoma micropus Baird, 1855 -- valid -- Rata-cambalachera de pradera, Southern Plains Woodrat
  Neotoma nelsoni Goldman, 1905 -- valid -- Nelson's Woodrat
  Neotoma palatina Goldman, 1905 -- valid -- Bolaños Woodrat
  Neotoma phenax (Merriam, 1903) -- valid -- Sonoran Woodrat
  Neotoma stephensi Goldman, 1905 -- valid -- Stephen's Woodrat, Stephens's woodrat
  Neotoma varia Burt, 1932 -- valid -- Turner Island woodrat
  Neotomodon alstoni Merriam, 1898 -- valid -- Mexican Volcano Mouse, Volcano Deermouse, Volcano Mouse
  Neotomys ebriosus Thomas, 1894 -- valid -- Andean swamp rat, Red-nosed Neotomys
  Neotragus C. H. Smith, 1827 -- valid -- dwarf antelopes
  Neotragus batesi de Winton, 1903 -- valid -- Bates's Dwarf Antelope, dwarf antelope
  Neotragus moschatus (Von Dueben, 1846) -- valid -- suni, Suni
  Neotragus pygmaeus (Linnaeus, 1758) -- valid -- Royal Antelope, royal antelope
  Nephelomys levipes (Thomas, 1902) -- valid -- Light-footed Rice Rat, Nimble-footed Oryzomys
  Nesokia Gray, 1842 -- valid -- Short-tailed Bandicoot Rats
  Nesolagus netscheri (Schlegel, 1880) -- valid -- Sumatran Rabbit, Sumatran Short-eared Rabbit, Sumatran Striped Rabbit
  Nesomys rufus Peters, 1870 -- valid -- Island Mouse, Rufous Nesomys
  Nesophontes edithae Anthony, 1916 -- valid -- Puerto Rican Nesophontes
  Nesophontes hypomicrus Miller, 1929 -- valid -- Atalaya Nesophontes
  Nesophontes longirostris Anthony, 1919 -- valid -- Slender Cuban Nesophontes
  Nesophontes major Arredondo, 1970 -- valid -- Greater Cuban Nesophontes
  Nesophontes micrus G. M. Allen, 1917 -- valid -- Western Cuban Nesophontes
  Nesophontes paramicrus Miller, 1929 -- valid -- St. Michel Nesophontes
  Nesophontes submicrus Arredondo, 1970 -- valid -- Lesser Cuban Nesophontes
  Nesophontes zamicrus Miller, 1929 -- valid -- Haitian Nesophontes
  Nesoryzomys Heller, 1904 -- valid -- Galapagos Mice
  Nesoryzomys darwini Osgood, 1929 -- valid -- Darwin's Galapagos Mouse, Darwin's Nesoryzomys
  Nesoryzomys fernandinae Hutterer and Hirsch, 1979 -- valid -- Fernandina Galapagos Mouse, Fernandina Nesoryzomys
  Nesoryzomys indefessus (Thomas, 1899) -- valid -- Indefatigable Galapagos Mouse, Santa Cruz Nesoryzomys
  Nesoryzomys swarthi Orr, 1938 -- valid -- Santiago Galapagos Mouse, Santiago Nesoryzomys
  Nesoscaptor uchidai Abe, Shiraishi and Arai, 1991 -- invalid -- Ryukyu Mole
  Neurotrichus gibbsii (Baird, 1858) -- valid -- American Shrew Mole, Gibbs's shrew mole, least shrew mole, Shrew-mole
  Neusticomys Anthony, 1921 -- valid -- Fish-eating Rats
  Neusticomys monticolus Anthony, 1921 -- valid -- Montane Fish-eating Rat, Montane Ichthyomyine
  Neusticomys mussoi Ochoa G. and Soriano, 1991 -- valid -- Musso's Fish-eating Rat, Musso's Ichthyomyine
  Neusticomys oyapocki (Dubost and F. Petter, 1978) -- valid -- Guianan Ichthyomyine, Oyapock's Fish-eating Rat
  Neusticomys peruviensis (Musser and Gardner, 1974) -- valid -- Peruvian Fish-eating Rat, Peruvian Ichthyomyine
  Neusticomys venezuelae (Anthony, 1929) -- valid -- Venezuelan Fish-eating Rat, Venezuelan Ichthyomyine
  Niviventer J. T. Marshall Jr., 1976 -- valid -- White-bellied Rats
  Noctilio albiventris Desmarest, 1818 -- valid -- Lesser Bulldog Bat
  Noctilio leporinus (Linnaeus, 1758) -- valid -- Greater Bulldog Bat, Murciélago-pescador mayor
  Notiomys edwardsii (Thomas, 1890) -- valid -- Edward's Long-clawed Akodont, Edwards's long-clawed mouse
  Notiosorex crawfordi (Coues, 1877) -- valid -- Crawford's Gray Shrew, Desert Shrew, gray shrew, Musaraña-desértica norteña
  Notomys Lesson, 1842 -- valid -- Australian Hopping Mice
  Notopteris macdonaldi Gray, 1859 -- invalid -- Fijian Long-tailed Fruit Bat, long-tailed fruit bat
  Nyctalus aviator (Thomas, 1911) -- valid -- Bird-like Noctule, Birdlike Noctule, Japanese Large Noctule
  Nyctalus azoreum (Thomas, 1901) -- valid -- Azorean Bat, Azores Noctule
  Nyctalus lasiopterus (Schreber, 1780) -- valid -- Giant Noctule, Greater Noctule, Greater Noctule Bat
  Nyctalus leisleri (Kuhl, 1817) -- valid -- Leisler's Noctule, lesser noctule
  Nyctalus montanus (Barrett-Hamilton, 1906) -- valid -- Himalayan Noctule, Mountain Noctule
  Nyctalus noctula (Schreber, 1774) -- valid -- Common Noctule, Noctule
  Nyctereutes procyonoides (Gray, 1834) -- valid -- Asiatic Raccoon, Raccoon dog, Tanuki
  Nycteris arge Thomas, 1903 -- valid -- Bates's Slit-faced Bat
  Nycteris gambiensis (K. Andersen, 1912) -- valid -- Gambian Slit-faced Bat
  Nycteris grandis Peters, 1865 -- valid -- Large Slit-faced Bat
  Nycteris hispida (Schreber, 1775) -- valid -- Hairy Long-eared Bat, Hairy Slit-faced Bat
  Nycteris intermedia Aellen, 1959 -- valid -- Intermediate Slit-faced Bat
  Nycteris javanica E. Geoffroy, 1813 -- valid -- Javan Hollow-faced Bat, Javan Slit-faced Bat
  Nycteris macrotis Dobson, 1876 -- valid -- Large-eared Slit-faced Bat
  Nycteris major (K. Andersen, 1912) -- valid -- Dja Slit-faced Bat
  Nycteris nana (K. Andersen, 1912) -- valid -- Dwarf Slit-faced Bat
  Nycteris thebaica E. Geoffroy, 1818 -- valid -- Cape Long-eared Bat, Cape Slit-faced Bat, Common Slit-faced Bat, Egyptian Slit-faced Bat
  Nycteris tragata (K. Andersen, 1912) -- valid -- Malayan Hollow-faced Bat, Malayan Slit-faced Bat
  Nycteris woodi K. Andersen, 1914 -- valid -- Wood's Long-eared Bat, Wood's Slit-faced Bat
  Nycticebus coucang (Boddaert, 1785) -- valid -- Malayasian Slow Loris, Slow Loris, Sunda Slow Loris
  Nycticebus pygmaeus Bonhote, 1907 -- valid -- Pygmy Slow Loris
  Nycticeius balstoni (Thomas, 1906) -- invalid -- western broad-nosed bat
  Nycticeius greyii (Gray, 1843) -- invalid -- little broad-nosed bat
  Nycticeius humeralis (Rafinesque, 1818) -- valid -- Evening Bat, Murciélago-crepuscular americano, North American Evening Bat
  Nycticeius rueppellii Peters, 1866 -- invalid -- Rüppell's broad-nosed bat
  Nycticeius sanborni (Troughton, 1937) -- invalid -- northern broad-nosed bat
  Nycticeius schlieffeni (Peters, 1859) -- invalid -- Schlieffen's bat
  Nyctimene aello (Thomas, 1900) -- valid -- Broad-striped Tube-nosed Fruit Bat
  Nyctimene albiventer (Gray, 1863) -- valid -- Common Tube-nosed Fruit Bat
  Nyctimene celaeno Thomas, 1922 -- invalid -- dark tube-nosed fruit bat
  Nyctimene cephalotes (Pallas, 1767) -- valid -- Pallas's Tube-nosed Fruit Bat
  Nyctimene certans K. Andersen, 1912 -- valid -- Mountain Tube-nosed Fruit Bat
  Nyctimene cyclotis K. Andersen, 1910 -- valid -- Round-eared Tube-nosed Fruit Bat
  Nyctimene draconilla Thomas, 1915 -- valid -- Dragon Tube-nosed Fruit Bat
  Nyctimene major (Dobson, 1877) -- valid -- Island Tube-nosed Fruit Bat
  Nyctimene malaitensis Phillips, 1968 -- valid -- Malaita Tube-nosed Fruit Bat
  Nyctimene masalai Smith and Hood, 1983 -- valid -- Demonic Tube-nosed Fruit Bat
  Nyctimene minutus K. Andersen, 1910 -- invalid -- Lesser Tube-nosed Fruit Bat
  Nyctimene rabori Heaney and Peterson, 1984 -- valid -- Philippine Tube-nosed Fruit Bat
  Nyctimene robinsoni Thomas, 1904 -- valid -- Queensland Tube-nosed Fruit Bat
  Nyctimene sanctacrucis Troughton, 1931 -- invalid -- Nendo Tube-nosed Fruit Bat
  Nyctimene vizcaccia Thomas, 1914 -- valid -- Umboi Tube-nosed Fruit Bat
  Nyctinomops aurispinosus (Peale, 1848) -- valid -- Peale's free-tailed bat, Peale's Free-tailed Bat
  Nyctinomops femorosaccus (Merriam, 1889) -- valid -- Murciélago-cola suelta de bolsa, Pocketed Free-tailed Bat, pocketed free-tailed bat
  Nyctinomops laticaudatus (E. Geoffroy, 1805) -- valid -- broad-eared bat, Broad-eared Free-tailed Bat
  Nyctinomops macrotis (Gray, 1840) -- valid -- big free-tailed bat, Big Free-tailed Bat, Murciélago-cola suelta mayor
  Nyctomys sumichrasti (Saussure, 1860) -- valid -- Sumichrast's Vesper Rat, Vesper Rat
  Nyctophilus arnhemensis Johnson, 1959 -- valid -- Arnhem Long-eared Bat, Northern Long-eared Bat
  Nyctophilus geoffroyi Leach, 1821 -- valid -- Lesser Long-eared Bat
  Nyctophilus gouldi Tomes, 1858 -- valid -- Gould's Long-eared Bat
  Nyctophilus heran Kitchener, How and Maharadatunkamsi, 1991 -- valid -- Sunda long-eared bat, Sundan Long-eared Bat
  Nyctophilus microdon Laurie and Hill, 1954 -- valid -- Small-toothed Long-eared Bat
  Nyctophilus microtis Thomas, 1888 -- valid -- New Guinea Long-eared Bat, Papuan Long-eared Bat, Small-eared Nyctophilus
  Nyctophilus timoriensis (E. Geoffroy, 1806) -- invalid -- Greater Long-eared Bat
  Nyctophilus walkeri Thomas, 1892 -- valid -- Pygmy Long-eared Bat
  Ochotona Link, 1795 -- valid -- Pikas
  Ochotona alpina (Pallas, 1773) -- valid -- Alpine Pika, Altai Pika
  Ochotona cansus Lyon, 1907 -- valid -- Gansu Pika
  Ochotona collaris (Nelson, 1893) -- valid -- Collared Pika
  Ochotona curzoniae (Hodgson, 1858) -- valid -- Black-lipped Pika, Plateau Pika
  Ochotona dauurica (Pallas, 1776) -- valid -- Daurian Pika
  Ochotona erythrotis (Büchner, 1890) -- valid -- Chinese Red Pika
  Ochotona forresti Thomas, 1923 -- valid -- Forrest's Pika
  Ochotona gaoligongensis Wang, Gong and Duan, 1988 -- invalid -- Gaoligong Pika
  Ochotona gloveri Thomas, 1922 -- valid -- Glover's Pika
  Ochotona himalayana Feng, 1973 -- invalid -- Himalayan Pika
  Ochotona hyperborea (Pallas, 1811) -- valid -- Northern Pika, Siberian Pika
  Ochotona iliensis Li and Ma, 1986 -- valid -- Ili Pika
  Ochotona koslowi (Büchner, 1894) -- valid -- Koslov's Pika, Kozlov's Pika
  Ochotona ladacensis (Günther, 1875) -- valid -- Ladak Pika
  Ochotona macrotis (Günther, 1875) -- valid -- Large-eared Pika
  Ochotona muliensis Pen and Feng, 1962 -- invalid -- Muli Pika
  Ochotona nubrica Thomas, 1922 -- valid -- Nubra Pika
  Ochotona pallasi (Gray, 1867) -- valid -- Mongolian Pika, Pallas's Pika
  Ochotona princeps (Richardson, 1828) -- valid -- American Pika, Cony, Hay-maker, Little Chief Hare, Mouse Hare, Piping Hare, Rock Rabbit, Southern Pika, Whistling Hare
  Ochotona pusilla (Pallas, 1769) -- valid -- Little Pika, Small Pika, Steppe Pika
  Ochotona roylei (Ogilby, 1839) -- invalid -- Himalayan Mouse Hare, Royle's Pika
  Ochotona rufescens (Gray, 1842) -- valid -- Afghan Pika, Collared Pika, Rufescent Pika
  Ochotona rutila (Severtzov, 1873) -- valid -- Turkestan Red Pika
  Ochotona thibetana (A. Milne-Edwards, 1871) -- valid -- Moupin Pika
  Ochotona thomasi Argyropulo, 1948 -- valid -- Thomas' pika, Thomas's Pika
  Ochotonidae Thomas, 1897 -- valid -- Pikas
  Ochrotomys nuttalli (Harlan, 1832) -- valid -- Golden Mouse
  Odobenus rosmarus (Linnaeus, 1758) -- valid -- morse, Walrus
  Odocoileus Rafinesque, 1832 -- valid -- mule deer, white-tailed deer
  Odocoileus hemionus (Rafinesque, 1817) -- valid -- mule deer, Mule Deer, Venado bura
  Odocoileus virginianus (Zimmermann, 1780) -- valid -- cerf de Virginie, Venado cola blanca, white-tailed deer, White-tailed Deer
  Oecomys Thomas, 1906 -- valid -- Arboreal Rice Rats
  Oecomys bicolor (Tomes, 1860) -- valid -- Bicolored Arboreal Rice Rat, White-bellied Oecomys
  Oecomys cleberi Locks, 1981 -- valid -- Cleber's Arboreal Rice Rat, Cleber's Oecomys
  Oecomys concolor (Wagner, 1845) -- valid -- Concolored Rice Rat, Unicolored Arboreal Rice Rat, Unicolored Oecomys
  Oecomys flavicans (Thomas, 1894) -- valid -- Tawny Oecomys, Yellow Arboreal Rice Rat
  Oecomys mamorae (Thomas, 1906) -- valid -- Mamore Arboreal Rice Rat, Marmore Oecomys
  Oecomys paricola (Thomas, 1904) -- valid -- Brazilian Arboreal Rice Rat, Brazilian Oecomys
  Oecomys phaeotis (Thomas, 1901) -- valid -- Dusky Arboreal Rice Rat, Dusky Oecomys
  Oecomys rex Thomas, 1910 -- valid -- King Arboreal Rice Rat, Regal Oecomys
  Oecomys roberti (Thomas, 1904) -- valid -- Robert's Arboreal Rice Rat, Robert's Oecomys
  Oecomys rutilus Anthony, 1921 -- valid -- Red Arboreal Rice Rat, Reddish Oecomys
  Oecomys speciosus (J. A. Allen and Chapman, 1893) -- valid -- Arboreal Rice Rat, Savannah Oecomys
  Oecomys superans Thomas, 1911 -- valid -- Foothill Arboreal Rice Rat, Large Oecomys
  Oecomys trinitatis (J. A. Allen and Chapman, 1893) -- valid -- Long-furred Oecomys, Trinidad Arboreal Rice Rat
  Oenomys Thomas, 1904 -- valid -- Rufous-nosed Rats
  Okapia johnstoni (P. L. Sclater, 1901) -- valid -- okapi, Okapi
  Oligoryzomys Bangs, 1900 -- valid -- Pygmy Rice Rats
  Oligoryzomys andinus (Osgood, 1914) -- valid -- Andean Colilargo, Andean Pygmy Rice Rat
  Oligoryzomys arenalis (Thomas, 1913) -- valid -- Sandy Colilargo, Sandy Pygmy Rice Rat
  Oligoryzomys chacoensis (Myers and Carleton, 1981) -- valid -- Chacoan Colilargo, Chacoan Pygmy Rice Rat
  Oligoryzomys delticola (Thomas, 1917) -- valid -- Delta Pygmy Rice Rat, Large Colilargo
  Oligoryzomys destructor (Tschudi, 1844) -- valid -- Destructive Pygmy Rice Rat, Tschudi's Colilargo
  Oligoryzomys eliurus (Wagner, 1845) -- valid -- Brazilian Colilargo, Brazilian Pygmy Rice Rat
  Oligoryzomys flavescens (Waterhouse, 1837) -- valid -- Flavescent Colilargo, Yellow Pygmy Rice Rat
  Oligoryzomys fulvescens (Saussure, 1860) -- valid -- Fulvous Colilargo, Fulvous Pygmy Rice Rat, Pygmy Rice Rat
  Oligoryzomys griseolus (Osgood, 1912) -- valid -- Grayish Pygmy Rice Rat, Grizzled Colilargo
  Oligoryzomys longicaudatus (Bennett, 1832) -- valid -- Long-tailed Colilargo, Long-tailed Pygmy Rice Rat
  Oligoryzomys magellanicus (Bennett, 1836) -- valid -- Magellanic Pygmy Rice Rat, Patagonian Colilargo
  Oligoryzomys microtis (J. A. Allen, 1916) -- valid -- Small-eared Colilargo, Small-eared Pygmy Rice Rat
  Oligoryzomys nigripes (Olfers, 1818) -- valid -- Black-footed Colilargo, Black-footed Pygmy Rice Rat
  Oligoryzomys vegetus (Bangs, 1902) -- valid -- Sprightly Colilargo, Sprightly Pygmy Rice Rat
  Oligoryzomys victus (Thomas, 1898) -- valid -- St. Vincent Colilargo, St. Vincent Pygmy Rice Rat, St. Vincent Rice Rat
  Ommatophoca rossii Gray, 1844 -- valid -- bigeyed seal, Ross Seal
  Oncifelis colocolo (Molina, 1782) -- invalid -- Pampas cat
  Oncifelis geoffroyi (d'Orbigny and Gervais, 1844) -- invalid -- Geoffroy's cat
  Oncifelis guigna (Molina, 1782) -- invalid -- kodkod
  Ondatra zibethicus (Linnaeus, 1766) -- valid -- Common Muskrat, Muskbeaver, Muskrat, rat musqué
  Onychomys Baird, 1857 -- valid -- Grasshopper Mice
  Onychomys arenicola Mearns, 1896 -- valid -- Chihuahuan Grasshopper Mouse, Mearns' Grasshopper Mouse, Mearns's Grasshopper Mouse, Ratón-saltamontes arenero
  Onychomys leucogaster (Wied-Neuwied, 1841) -- valid -- Northern Grasshopper Mouse, Ratón-saltamontes norteño
  Onychomys torridus (Coues, 1874) -- valid -- Ratón-saltamontes sureño, Southern Grasshopper Mouse
  Orcaella brevirostris (Owen in Gray, 1866) -- valid -- Irrawaddy Dolphin, Irrawady Dolphin, pesut
  Orcinus orca (Linnaeus, 1758) -- valid -- épaulard, Killer Whale, orca, Orca común
  Oreailurus jacobita (Cornalia, 1865) -- invalid -- Andean cat
  Oreamnos americanus (Blainville, 1816) -- valid -- mountain goat, Mountain Goat, Rocky Mountain goat
  Oreotragus oreotragus (Zimmermann, 1783) -- valid -- klipspringer, Klipspringer
  Orthogeomys Merriam, 1895 -- valid -- Giant Pocket Gophers
  Orthogeomys cavator (Bangs, 1902) -- valid -- Chiriqui Pocket Gopher
  Orthogeomys cherriei (J. A. Allen, 1893) -- valid -- Cherrie's Pocket Gopher
  Orthogeomys cuniculus Elliot, 1905 -- valid -- Oaxacan Pocket Gopher
  Orthogeomys dariensis (Goldman, 1912) -- valid -- Darien Pocket Gopher
  Orthogeomys grandis (Thomas, 1893) -- valid -- Giant Pocket Gopher
  Orthogeomys heterodus (Peters, 1865) -- valid -- Variable Pocket Gopher
  Orthogeomys hispidus (Le Conte, 1852) -- valid -- Hispid Pocket Gopher
  Orthogeomys lanius (Elliot, 1905) -- valid -- Big Pocket Gopher
  Orthogeomys matagalpae (J. A. Allen, 1910) -- valid -- Nicaraguan Pocket Gopher
  Orthogeomys thaeleri Alberico, 1990 -- valid -- Thaeler's Pocket Gopher
  Orthogeomys underwoodi (Osgood, 1931) -- valid -- Underwood's Pocket Gopher
  Orycteropus afer (Pallas, 1766) -- valid -- Aardvark
  Oryctolagus cuniculus (Linnaeus, 1758) -- valid -- Conejo, European Rabbit, Wild Rabbit
  Oryx Blainville, 1816 -- valid -- Oryxes
  Oryx dammah (Cretzschmar, 1827) -- valid -- scimitar-horned oryx, Scimitar-horned Oryx
  Oryx gazella (Linnaeus, 1758) -- valid -- Gemsbok, gemsbok
  Oryx leucoryx (Pallas, 1777) -- valid -- Arabian oryx, Arabian Oryx
  Oryzomys Baird, 1857 -- valid -- Rice Rats
  Oryzomys albigularis (Tomes, 1860) -- invalid -- Tomes's Rice Rat, White-throated Oryzomys
  Oryzomys alfaroi (J. A. Allen, 1891) -- valid -- Alfaro's Oryzomys, Alfaro's Rice Rat
  Oryzomys auriventer Thomas, 1899 -- invalid -- Ecuadorean Rice Rat, Golden-bellied Oryzomys
  Oryzomys balneator Thomas, 1900 -- invalid -- Ecuadoran Oryzomys, Peruvian Rice Rat
  Oryzomys bolivaris J. A. Allen, 1901 -- invalid -- Bolivar Rice Rat, Long-whiskered Oryzomys
  Oryzomys buccinatus (Olfers, 1818) -- invalid -- Paraguayan Rice Rat
  Oryzomys capito (Olfers, 1818) -- invalid -- Large-headed Rice Rat
  Oryzomys chapmani Thomas, 1898 -- valid -- Chapman's Oryzomys, Chapman's Rice Rat
  Oryzomys couesi (Alston, 1877) -- valid -- Coues' Oryzomys, Coues' Rice Rat, Coues's Rice Rat, Rata-arrocera de Coues
  Oryzomys devius Bangs, 1902 -- invalid -- Boquete Rice Rat, Talamancan Oryzomys
  Oryzomys dimidiatus (Thomas, 1905) -- valid -- Nicaraguan Oryzomys, Nicaraguan Rice Rat, Thomas's Rice Rat
  Oryzomys galapagoensis (Waterhouse, 1839) -- invalid -- Galapagos Oryzomys, Galapagos Rice Rat
  Oryzomys gorgasi Hershkovitz, 1971 -- valid -- Gorgas' Oryzomys, Gorgas's Rice Rat
  Oryzomys hammondi (Thomas, 1913) -- invalid -- Hammond's Oryzomys, Hammond's Rice Rat
  Oryzomys intectus Thomas, 1921 -- invalid -- Colombian Rice Rat
  Oryzomys intermedius (Leche, 1886) -- invalid -- Intermediate Rice Rat
  Oryzomys keaysi J. A. Allen, 1900 -- invalid -- Keays's Oryzomys, Keays's Rice Rat
  Oryzomys kelloggi Avila-Pires, 1959 -- invalid -- Kellogg's Rice Rat
  Oryzomys lamia Thomas, 1901 -- invalid -- Buffy-sided Oryzomys, Monster Rice Rat
  Oryzomys legatus Thomas, 1925 -- invalid -- Big-headed Rice Rat, Tarija Oryzomys
  Oryzomys levipes Thomas, 1902 -- invalid -- Light-footed Rice Rat, Nimble-footed Oryzomys
  Oryzomys macconnelli Thomas, 1910 -- invalid -- MacConnell's Oryzomys, MacConnell's Rice Rat
  Oryzomys melanotis Thomas, 1893 -- valid -- Black-eared Oryzomys, Black-eared Rice Rat
  Oryzomys nelsoni Merriam, 1898 -- valid -- Nelson's Oryzomys, Nelson's Rice Rat
  Oryzomys nitidus (Thomas, 1884) -- invalid -- Elegant Oryzomys, Elegant Rice Rat
  Oryzomys oniscus Thomas, 1904 -- invalid -- Sowbug Rice Rat
  Oryzomys polius Osgood, 1913 -- invalid -- Gray Rice Rat, Marañon Oryzomys
  Oryzomys ratticeps (Hensel, 1872) -- invalid -- Rat-headed Rice Rat
  Oryzomys rhabdops Merriam, 1901 -- valid -- Highland Oryzomys, Striped Rice Rat
  Oryzomys rostratus Merriam, 1901 -- valid -- Long-nosed Oryzomys, Long-nosed Rice Rat
  Oryzomys saturatior Merriam, 1901 -- valid -- Cloud Forest Oryzomys, Cloud Forest Rice Rat
  Oryzomys subflavus (Wagner, 1842) -- invalid -- Flavescent Oryzomys, Terraced Rice Rat
  Oryzomys talamancae J. A. Allen, 1891 -- invalid -- Talamancan Rice Rat, Transandean Oryzomys
  Oryzomys xantheolus Thomas, 1894 -- invalid -- Yellowish Rice Rat
  Oryzomys yunganus Thomas, 1902 -- invalid -- Amazonian Oryzomys, Yungas rice rat
  Oryzorictes hova A. Grandidier, 1870 -- valid -- Hova rice tenrec, Mole-like Rice Tenrec
  Oryzorictes talpoides G. Grandidier and Petit, 1930 -- invalid -- molelike rice tenrec
  Oryzorictes tetradactylus Milne-Edwards and A. Grandidier, 1882 -- valid -- Four-toed Rice Tenrec
  Osbornictis piscivora J. A. Allen, 1919 -- invalid -- aquatic genet
  Osgoodomys banderanus (J. A. Allen, 1897) -- valid -- Michoacán Deer Mouse, Osgood's Deermouse
  Otaria byronia (de Blainville, 1820) -- valid -- South American sea lion, South American sealion
  Otocolobus manul (Pallas, 1776) -- invalid -- Pallas' cat, Pallas's cat
  Otocyon megalotis (Desmarest, 1822) -- valid -- Bat-eared Fox, Big-eared Fox
  Otolemur crassicaudatus (É. Geoffroy Saint-Hilaire, 1812) -- valid -- Brown Greater Galago, Thick-tailed Greater Galago
  Otolemur garnettii (Ogilby, 1838) -- valid -- Garnett's Greater Galago, Northern Greater Galago, Small-eared Galago
  Otomops formosus Chasen, 1939 -- valid -- Java Giant Mastiff Bat, Java mastiff bat
  Otomops martiensseni (Matschie, 1897) -- valid -- large-eared free-tailed bat, Large-eared Giant Mastiff Bat
  Otomops papuensis Lawrence, 1948 -- valid -- big-eared mastiff bat, Papuan Giant Mastiff Bat
  Otomops secundus Hayman, 1952 -- valid -- Mantled Giant Mastiff Bat, mantled mastiff bat
  Otomops wroughtoni (Thomas, 1913) -- valid -- Wroughton's free-tailed bat, Wroughton's Giant Mastiff Bat
  Otomys F. Cuvier, 1824 -- valid -- Vlei Rats
  Otomys anchietae (Bocage, 1882) -- valid -- Angolan Vlei Rat
  Otomys angoniensis Wroughton, 1906 -- valid -- Angoni Vlei Rat
  Otomys denti Thomas, 1906 -- valid -- Dent's Vlei Rat
  Otomys irroratus (Brants, 1827) -- valid -- Southern African Vlei Rat, vlei rat
  Otomys laminatus Thomas and Schwann, 1905 -- valid -- KwaZulu Vlei Rat, Laminate Vlei Rat
  Otomys maximus Roberts, 1924 -- valid -- Large Vlei Rat, Okavango Vlei Rat
  Otomys occidentalis Dieterlen and Van der Straeten, 1992 -- valid -- Western Vlei Rat
  Otomys saundersiae Roberts, 1929 -- valid -- Saunders' Vlei Rat, Saunders's vlei rat
  Otomys sloggetti Thomas, 1902 -- invalid -- Sloggett's Vlei Rat
  Otomys tropicalis Thomas, 1902 -- valid -- East African Vlei Rat, Tropical Vlei Rat
  Otomys typus (Heuglin, 1877) -- valid -- Ethiopian Vlei Rat, Typical Vlei Rat
  Otomys unisulcatus F. Cuvier, 1829 -- invalid -- Bush Vlei Rat
  Otonycteris hemprichi Peters, 1859 -- invalid -- desert long-eared bat
  Otonycteris hemprichii Peters, 1859 -- valid -- Common Desert Long-eared Bat, Desert Long-eared Bat, Hemprich's Desert Bat
  Otonyctomys hatti Anthony, 1932 -- valid -- Hatt's Vesper Rat, Yucatán Vesper Rat
  Otopteropus cartilagonodus Kock, 1969 -- valid -- Luzon Fruit Bat, Luzon Pygmy Fruit Bat
  Ototylomys phyllotis Merriam, 1901 -- valid -- Big-eared Climbing Rat
  Ourebia ourebi (Zimmermann, 1783) -- valid -- Oribi, oribi
  Ovibos moschatus (Zimmermann, 1780) -- valid -- boeuf musqué, Muskox, muskox, oomingmak
  Ovis ammon (Linnaeus, 1758) -- valid -- argali, Argali
  Ovis aries Linnaeus, 1758 -- valid -- domestic sheep, mouflon, Red Sheep, sheep (feral)
  Ovis aries vignei Blyth, 1841 -- valid -- urial
  Ovis canadensis Shaw, 1804 -- valid -- bighorn sheep, Bighorn Sheep, Borrego cimarrón
  Ovis dalli Nelson, 1884 -- valid -- dall sheep, Dall's Sheep, Dall's sheep, Fannin's sheep, Stone's sheep
  Ovis nivicola Eschscholtz, 1829 -- valid -- Snow Sheep, snow sheep
  Ovis vignei Blyth, 1841 -- invalid -- urial
  Oxymycterus akodontius Thomas, 1921 -- valid -- Akodont-like Hocicudo, Argentine Hocicudo
  Oxymycterus angularis Thomas, 1909 -- valid -- Angular Hocicudo
  Oxymycterus delator Thomas, 1903 -- valid -- Paraguayan Hocicudo, Spy Hocicudo
  Oxymycterus hiska Hinojosa, S. Anderson and Patton, 1987 -- valid -- Small Hocicudo
  Oxymycterus hispidus Pictet, 1843 -- valid -- Hispid Hocicudo
  Oxymycterus hucucha Hinojosa, S. Anderson and Patton, 1987 -- valid -- Quechuan Hocicudo
  Oxymycterus iheringi Thomas, 1896 -- invalid -- Ihering's Hocicudo
  Oxymycterus inca Thomas, 1900 -- valid -- Inca Hocicudo, Incan Hocicudo
  Oxymycterus nasutus (Waterhouse, 1837) -- valid -- Long-nosed Hocicudo
  Oxymycterus paramensis Thomas, 1902 -- valid -- Paramo Hocicudo, Yungas Hocicudo
  Oxymycterus roberti Thomas, 1901 -- valid -- Robert's Hocicudo
  Oxymycterus rufus (Fischer, 1814) -- valid -- Red Hocicudo, Rufous Hocicudo
  Ozotoceros bezoarticus (Linnaeus, 1758) -- valid -- Pampas deer
  Pachyuromys duprasi Lataste, 1880 -- valid -- Fat-tailed Gerbil, Fat-tailed Jird
  Paguma larvata (C. E. H. Smith, 1827) -- valid -- Masked Palm Civet
  Pan paniscus Schwarz, 1929 -- valid -- Bonobo, Pygmy Chimpanzee
  Pan troglodytes (Blumenbach, 1775) -- valid -- Chimpanzee, Common Chimpanzee
  Panthera leo (Linnaeus, 1758) -- valid -- Lion
  Panthera onca (Linnaeus, 1758) -- valid -- Jaguar, Jaguar
  Panthera pardus (Linnaeus, 1758) -- valid -- Leopard
  Panthera tigris (Linnaeus, 1758) -- valid -- Tiger
  Pantholops hodgsonii (Abel, 1826) -- valid -- chiru, Chiru, Tibetan antelope
  Papio hamadryas (Linnaeus, 1758) -- valid -- Hamadryas Baboon
  Pappogeomys Merriam, 1895 -- valid -- Mexican Pocket Gophers, tuzas
  Pappogeomys alcorni Russell, 1957 -- invalid -- Alcorn's Pocket Gopher
  Pappogeomys bulleri (Thomas, 1892) -- valid -- Buller's Pocket Gopher
  Pappogeomys castanops (Baird, 1852) -- invalid -- Yellow-faced Pocket Gopher
  Pappogeomys fumosus (Merriam, 1892) -- invalid -- Smoky Pocket Gopher
  Pappogeomys gymnurus (Merriam, 1892) -- invalid -- Llano Pocket Gopher
  Pappogeomys merriami (Thomas, 1893) -- invalid -- Merriam's Pocket Gopher
  Pappogeomys neglectus (Merriam, 1902) -- invalid -- Querétaro Pocket Gopher
  Pappogeomys tylorhinus (Merriam, 1895) -- invalid -- Naked-nosed Pocket Gopher
  Pappogeomys zinseri (Goldman, 1939) -- invalid -- Zinser's Pocket Gopher
  Paracoelops megalotis Dorst, 1947 -- invalid -- Vietnam leaf-nosed bat, Vietnamese Leaf-nosed Bat
  Paracrocidura graueri Hutterer, 1986 -- valid -- Grauer's Large-headed Shrew, Grauer's Shrew
  Paracrocidura maxima Heim de Balsac, 1959 -- valid -- Greater Large-headed Shrew, Greater Shrew
  Paracrocidura schoutedeni Heim de Balsac, 1956 -- valid -- Lesser Large-headed Shrew, Schouteden's Shrew
  Paracynictis selousi (de Winton, 1896) -- valid -- Selous' Mongoose, Selous's mongoose
  Paradipodinae Pavlinov and Shenbrot, 1983 -- invalid
  Paradipus ctenodactylus (Vinogradov, 1929) -- valid -- Comb-toed Jerboa
  Paradoxurus hermaphroditus (Pallas, 1777) -- valid -- Asian Palm Civet
  Paradoxurus jerdoni Blanford, 1885 -- valid -- Jerdon's Palm Civet
  Paradoxurus zeylonensis (Schreber, 1778) -- valid -- Golden Palm Civet
  Parahyaena brunnea (Thunberg, 1820) -- invalid -- brown hyaena, brown hyena
  Paraleptomys Tate and Archbold, 1941 -- valid -- Montane Water Rats
  Paralomys gerbillus (Thomas, 1900) -- valid -- Gerbil Leaf-eared Mouse, Gerbilline Pericote
  Paranyctimene raptor Tate, 1942 -- valid -- unstriped tube-nosed bat, Unstriped Tube-nosed Fruit Bat
  Parascalops breweri (Bachman, 1842) -- valid -- Brewer's mole, Hairy-tailed Mole, taupe à queue velue
  Parascaptor leucura (Blyth, 1850) -- valid -- White-tailed Mole
  Paraxerus Forsyth Major, 1893 -- valid -- Bush Squirrels
  Paraxerus alexandri (Thomas and Wroughton, 1907) -- valid -- Alexander's Bush Squirrel
  Paraxerus boehmi (Reichenow, 1886) -- valid -- Boehm's Bush Squirrel
  Paraxerus cepapi (A. Smith, 1836) -- valid -- Smith's Bush Squirrel
  Paraxerus cooperi Hayman, 1950 -- valid -- Cooper's Mountain Squirrel
  Paraxerus flavovittis (Peters, 1852) -- valid -- Striped Bush Squirrel
  Paraxerus lucifer (Thomas, 1897) -- valid -- Black and Red Bush Squirrel, Black-and-Red Bush Squirrel
  Paraxerus ochraceus (Huet, 1880) -- valid -- Ochre Bush Squirrel
  Paraxerus palliatus (Peters, 1852) -- valid -- Red Bush Squirrel
  Paraxerus poensis (A. Smith, 1830) -- valid -- Green Bush Squirrel
  Paraxerus vexillarius (Kershaw, 1923) -- valid -- Svynnerton's Bush Squirrel, Swynnerton's Bush Squirrel
  Paraxerus vincenti Hayman, 1950 -- valid -- Vincent's Bush Squirrel
  Pardofelis marmorata (Martin, 1837) -- valid -- Marbled Cat
  Parotomys Thomas, 1918 -- valid -- Whistling Rats
  Parotomys brantsii (A. Smith, 1834) -- valid -- Brants's Whistling Rat
  Parotomys littledalei Thomas, 1918 -- valid -- Littledale's Whistling Rat
  Paruromys Ellerman, 1954 -- valid -- Sulawesi Giant Rats
  Pecari tajacu (Linnaeus, 1758) -- valid -- Collared Peccary, collared peccary, javelina
  Pectinator spekei Blyth, 1856 -- valid -- Speke's Pectinator
  Pelea capreolus (Forster, 1790) -- valid -- common rhebok, Vaal Rhebok
  Pelomys Peters, 1852 -- valid -- Groove-toothed Swamp Rats
  Pentalagus furnessi (Stone, 1900) -- valid -- Amami Rabbit, Ryukyu Rabbit
  Penthetor lucasi (Dobson, 1880) -- invalid -- Lucas's Short-nosed Fruit Bat
  Peponocephala electra (Gray, 1846) -- valid -- Calderón, electra dolphin, Melon-headed Whale
  Perissodactyla Owen, 1848 -- valid -- antas, Odd-toed Ungulates
  Perodicticus potto (Müller, 1766) -- valid -- Potto, West African Potto
  Perognathus Wied-Neuwied, 1839 -- valid -- pocket mice, Silky Pocket Mice
  Perognathus alticola Rhoads, 1894 -- invalid -- White-eared Pocket Mouse
  Perognathus amplus Osgood, 1900 -- valid -- Arizona Pocket Mouse, Ratón-de abazones de Arizona
  Perognathus fasciatus Wied-Neuwied, 1839 -- valid -- Olive-backed Pocket Mouse
  Perognathus flavescens Merriam, 1889 -- valid -- Plains Pocket Mouse, Ratón-de abazones de pradera
  Perognathus flavus Baird, 1855 -- valid -- Ratón-de abazones sedoso, Silky Pocket Mouse
  Perognathus inornatus Merriam, 1889 -- valid -- San Joaquin Pocket Mouse
  Perognathus longimembris (Coues, 1875) -- valid -- Little Pocket Mouse, Ratón-de abazones menor
  Perognathus merriami J. A. Allen, 1892 -- valid -- Merriam's Pocket Mouse, Ratón-de abazones de Merriam
  Perognathus parvus (Peale, 1848) -- valid -- Great Basin Pocket Mouse
  Perognathus xanthanotus Grinnell, 1912 -- invalid
  Perognathus xanthonotus Grinnell, 1912 -- invalid -- Yellow-eared Pocket Mouse
  Peromyscus attwateri J. A. Allen, 1895 -- valid -- Attwater's Mouse, Texas Deermouse, Texas mouse
  Peromyscus aztecus (Saussure, 1860) -- valid -- Aztec Deermouse, Aztec Mouse
  Peromyscus boylii (Baird, 1855) -- valid -- Brush Deermouse, Brush Mouse, Ratón arbustero
  Peromyscus bullatus Osgood, 1904 -- valid -- Perote Deermouse, Perote Mouse
  Peromyscus californicus (Gambel, 1848) -- valid -- California Deermouse, California Mouse, Ratón californiano
  Peromyscus caniceps Burt, 1932 -- valid -- Burt's Deer Mouse, Monserrat Island Deermouse
  Peromyscus crinitus (Merriam, 1891) -- valid -- Canyon Deermouse, Canyon Mouse, Ratón de cañada
  Peromyscus dickeyi Burt, 1932 -- valid -- Dickey's deer mouse, Dickey's Deermouse
  Peromyscus difficilis (J. A. Allen, 1891) -- valid -- Ratón de roca, Rock Mouse, Southern Rock Deermouse, Zacatecan Deer Mouse
  Peromyscus eremicus (Baird, 1857) -- valid -- Cactus Deermouse, Cactus Mouse, Ratón de cactus
  Peromyscus eva Thomas, 1898 -- valid -- Eva's Desert Mouse, Southern Baja Deermouse
  Peromyscus furvus J. A. Allen and Chapman, 1897 -- valid -- Blackish Deer Mouse, Blackish Deermouse
  Peromyscus gossypinus (Le Conte, 1853) -- valid -- Cotton Deermouse, Cotton Mouse
  Peromyscus grandis Goodwin, 1932 -- valid -- Big Deer Mouse, Large Deermouse
  Peromyscus gratus Merriam, 1898 -- valid -- Merriam's Piñon Mouse, Osgood's Mouse, Ratón de Tlalpan, Saxicoline Deermouse
  Peromyscus guardia Townsend, 1912 -- valid -- Angel Island Mouse, La Guarda Deermouse
  Peromyscus guatemalensis Merriam, 1898 -- valid -- Guatemalan Deer Mouse, Guatemalan Deermouse
  Peromyscus gymnotis Thomas, 1894 -- valid -- Naked-eared Deer Mouse, Naked-eared Deermouse
  Peromyscus hooperi Lee and Schmidly, 1977 -- valid -- Hooper's Deermouse, Hooper's Mouse
  Peromyscus interparietalis Burt, 1932 -- valid -- San Lorenzo Deermouse, San Lorenzo Mouse
  Peromyscus leucopus (Rafinesque, 1818) -- valid -- souris à pattes blanches, White-footed Deermouse, White-footed Mouse
  Peromyscus levipes Merriam, 1898 -- valid -- Nimble-footed Deermouse, Nimble-footed Mouse
  Peromyscus madrensis Merriam, 1898 -- valid -- Tres Marías Deermouse, Tres Marias Island mouse
  Peromyscus maniculatus (Wagner, 1845) -- valid -- Deer Mouse, North American Deermouse, Ratón norteamericano, souris sylvestre
  Peromyscus mayensis Carleton and Huckaby, 1975 -- valid -- Maya Mouse, Mayan Deermouse, Mayan Mouse
  Peromyscus megalops Merriam, 1898 -- valid -- Broad-faced Deermouse, Brown Deer Mouse
  Peromyscus mekisturus Merriam, 1898 -- valid -- Puebla Deer Mouse, Puebla Deermouse
  Peromyscus melanocarpus Osgood, 1904 -- valid -- Black-wristed Deermouse, Zempoaltepec Deer Mouse
  Peromyscus melanophrys (Coues, 1874) -- valid -- Plateau Deermouse, Plateau Mouse
  Peromyscus melanotis J. A. Allen and Chapman, 1897 -- valid -- Black-eared Deermouse, Black-eared Mouse, Ratón orejas negras
  Peromyscus melanurus Osgood, 1909 -- valid -- Black-tailed Deermouse, Black-tailed Mouse
  Peromyscus merriami Mearns, 1896 -- valid -- Merriam's Deermouse, Merriam's Mouse, Mesquite Mouse, Ratón de Merriam
  Peromyscus mexicanus (Saussure, 1860) -- valid -- Mexican Deer Mouse, Mexican Deermouse
  Peromyscus nasutus (J. A. Allen, 1891) -- valid -- Northern Rock Deermouse, Northern Rock Mouse, Ratón de Nuevo Mexico, Rock Mouse
  Peromyscus ochraventer Baker, 1951 -- valid -- El Carrizo Deer Mouse, El Carrizo Deermouse
  Peromyscus oreas Bangs, 1898 -- invalid -- Columbian mouse
  Peromyscus pectoralis Osgood, 1904 -- valid -- Ratón tobillo blanco, White-ankled Deermouse, White-ankled Mouse
  Peromyscus pembertoni Burt, 1932 -- valid -- Pemberton's deer mouse, Pemberton's Deermouse
  Peromyscus perfulvus Osgood, 1945 -- valid -- Marsh Mouse, Tawny Deermouse
  Peromyscus polionotus (Wagner, 1843) -- valid -- Oldfield Deermouse, Oldfield Mouse
  Peromyscus polius Osgood, 1904 -- valid -- Chihuahuan Deermouse, Chihuahuan Mouse
  Peromyscus pseudocrinitus Burt, 1932 -- valid -- Coronados Deermouse, False Canyon Mouse
  Peromyscus sejugis Burt, 1932 -- valid -- Santa Cruz Deermouse, Santa Cruz Island Mouse, Santa Cruz mouse
  Peromyscus simulus Osgood, 1904 -- valid -- Nayarit mouse, Sinaloan Deermouse
  Peromyscus sitkensis Merriam, 1897 -- invalid -- Sitka mouse
  Peromyscus slevini Mailliard, 1924 -- valid -- Catalina Deermouse, Slevin's Mouse
  Peromyscus spicilegus J. A. Allen, 1897 -- valid -- Gleaning Deermouse, Gleaning Mouse
  Peromyscus stephani Townsend, 1912 -- valid -- San Esteban Deermouse, San Esteban Island Mouse
  Peromyscus stirtoni Dickey, 1928 -- valid -- Stirton's deer mouse, Stirton's Deermouse
  Peromyscus truei (Shufeldt, 1885) -- valid -- Piñon Deermouse, piñon mouse, Pinyon Mouse, Ratón piñonero
  Peromyscus winkelmanni Carleton, 1977 -- valid -- Coalcomán Deermouse, Forest Mouse, Winkelmann's mouse
  Peromyscus yucatanicus J. A. Allen and Chapman, 1897 -- valid -- Yucatan deer mouse, Yucatán Deermouse
  Peromyscus zarhynchus Merriam, 1898 -- valid -- Chiapan deer mouse, Chiapan Deermouse
  Peropteryx kappleri Peters, 1867 -- valid -- Greater Dog-like Bat
  Peropteryx leucoptera Peters, 1867 -- valid -- White-winged Dog-like Bat
  Peropteryx macrotis (Wagner, 1843) -- valid -- Lesser Dog-like Bat
  Petaurillus Thomas, 1908 -- valid -- Pygmy Flying Squirrels
  Petaurillus emiliae Thomas, 1908 -- valid -- Lesser Pygmy Flying Squirrel
  Petaurillus hosei (Thomas, 1900) -- valid -- Hose's Pygmy Flying Squirrel
  Petaurillus kinlochii (Robinson and Kloss, 1911) -- valid -- Selangor Pygmy Flying Squirrel
  Petaurista Link, 1795 -- valid -- Giant Flying Squirrels
  Petaurista alborufus (Milne-Edwards, 1870) -- valid -- Red and White Giant Flying Squirrel, Red-and-White Giant Flying Squirrel
  Petaurista elegans (Müller, 1840) -- valid -- Spotted Giant Flying Squirrel
  Petaurista leucogenys (Temminck, 1827) -- valid -- Japanese Giant Flying Squirrel
  Petaurista magnificus (Hodgson, 1836) -- valid -- Hodgson's Giant Flying Squirrel
  Petaurista nobilis (Gray, 1842) -- valid -- Bhutan Giant Flying Squirrel
  Petaurista petaurista (Pallas, 1766) -- valid -- Red Giant Flying Squirrel
  Petaurista philippensis (Elliot, 1839) -- valid -- Indian Giant Flying Squirrel
  Petaurista xanthotis (Milne-Edwards, 1872) -- valid -- Chinese Giant Flying Squirrel
  Petinomys Thomas, 1908 -- valid -- Dwarf Flying Squirrels
  Petinomys crinitus (Hollister, 1911) -- valid -- Basilan Flying Squirrel, Mindanao Flying Squirrel
  Petinomys fuscocapillus (Jerdon, 1847) -- valid -- Travancore Flying Squirrel
  Petinomys genibarbis (Horsfield, 1822) -- valid -- Whiskered Flying Squirrel
  Petinomys hageni (Jentink, 1888) -- valid -- Hagen's Flying Squirrel
  Petinomys lugens (Thomas, 1895) -- valid -- Siberut Flying Squirrel, Sipora Flying Squirrel
  Petinomys sagitta (Linnaeus, 1766) -- invalid -- arrow flying squirrel
  Petinomys setosus (Temminck, 1844) -- valid -- Temminck's Flying Squirrel
  Petinomys vordermanni (Jentink, 1890) -- valid -- Vordermann's Flying Squirrel
  Petrodromus tetradactylus Peters, 1846 -- valid -- Four-toed Elephant Shrew
  Petromyscus Thomas, 1926 -- valid -- Rock Mice
  Petromyscus barbouri Shortridge and Carter, 1938 -- valid -- Barbour's Pygmy Rock Mouse, Barbour's Rock Mouse
  Petromyscus collinus (Thomas and Hinton, 1925) -- valid -- Pygmy Rock Mouse
  Petromyscus monticularis (Thomas and Hinton, 1925) -- valid -- Brukkaros Pygmy Rock Mouse
  Petromyscus shortridgei Thomas, 1926 -- valid -- Shortridge's Pygmy Rock Mouse, Shortridge's rock mouse
  Phacochoerus F. Cuvier, 1826 -- valid -- warthogs
  Phacochoerus aethiopicus (Pallas, 1766) -- valid -- Desert Warthog, desert warthog
  Phacochoerus africanus (Gmelin, 1788) -- valid -- Common Wart-hog, warthog
  Phaenomys ferrugineus (Thomas, 1894) -- valid -- Rio de Janeiro arboreal rat, Rusty Phaenomys
  Phaiomys leucurus Blyth, 1863 -- invalid -- Blyth's Mountain Vole, Blyth's Vole
  Phaner furcifer (de Blainville, 1839) -- valid -- Masoala Fork-crowned Lemur, Masoala Fork-marked Lemur
  Pharotis imogene Thomas, 1914 -- valid -- New Guinea big-eared bat, Thomas's Big-eared Bat
  Phaulomys andersoni (Thomas, 1905) -- invalid -- Japanese Red-backed Vole
  Phaulomys smithii (Thomas, 1905) -- invalid -- Smith's Vole
  Phenacomys Merriam, 1889 -- valid -- Heather Voles
  Phenacomys intermedius Merriam, 1889 -- valid -- Heather Vole, phénacomys, Western Heather Vole
  Phenacomys ungava Merriam, 1889 -- valid -- Eastern Heather Vole, Ungava vole
  Philetor brachypterus (Temminck, 1840) -- valid -- Narrow-winged Brown Bat, Narrow-winged Pipistrelle, Rohu's Bat, Short-winged Pipistrelle
  Phloeomys Waterhouse, 1839 -- valid -- Giant Cloud Rats
  Phoca caspica Gmelin, 1788 -- invalid -- Caspian seal
  Phoca fasciata Zimmermann, 1783 -- invalid -- ribbon seal
  Phoca groenlandica Erxleben, 1777 -- invalid -- harp seal, phoque du Groenland
  Phoca hispida Schreber, 1775 -- invalid -- phoque annelé, ringed seal
  Phoca largha Pallas, 1811 -- valid -- largha seal, Spotted Seal
  Phoca sibirica Gmelin, 1788 -- invalid -- Baikal seal
  Phoca vitulina Linnaeus, 1758 -- valid -- common seal, Foca común, Harbor Seal, phoque commun
  Phocarctos hookeri (Gray, 1844) -- valid -- Auckland sea lion, Hooker's sea lion, New Zealand sea lion, New Zealand Sealion
  Phocoena G. Cuvier, 1816 -- valid -- common porpoises, harbor porpoises
  Phocoena dioptrica Lahille, 1912 -- valid -- Spectacled Porpoise
  Phocoena phocoena (Linnaeus, 1758) -- valid -- common porpoise, Harbor Porpoise, marsouin commun
  Phocoena sinus Norris and McFarland, 1958 -- valid -- cochito, Gulf of California harbor porpoise, Marsopa vaquita, Vaquita
  Phocoena spinipinnis Burmeister, 1865 -- valid -- black porpoise, Burmeister's Porpoise
  Phocoenidae Gray, 1825 -- valid -- porpoises
  Phocoenoides dalli (True, 1885) -- valid -- Dall's Porpoise, Marsopa de Dall, True's Porpoise
  Phodopus Miller, 1910 -- valid -- Small Desert Hamsters
  Phodopus campbelli (Thomas, 1905) -- valid -- Campbell's Desert Hamster, Campbell's hamster
  Phodopus roborovskii (Satunin, 1903) -- valid -- Desert Hamster, Roborovski's Desert Hamster
  Phodopus sungorus (Pallas, 1773) -- valid -- Dzhungarian hamster, Striped Desert Hamster, Striped Hairy-footed Hamster
  Pholidota Weber, 1904 -- valid -- Pangolins, pholidotes, scaly anteaters
  Phylloderma stenops Peters, 1865 -- valid -- Pale-faced Bat
  Phyllonycteris aphylla (Miller, 1898) -- valid -- Jamaican Flower Bat
  Phyllonycteris poeyi Gundlach, 1861 -- valid -- Cuban Flower Bat
  Phyllops falcatus (Gray, 1839) -- valid -- Cuban Fig-eating Bat
  Phyllostomus discolor Wagner, 1843 -- valid -- Pale Spear-nosed Bat
  Phyllostomus elongatus (E. Geoffroy, 1810) -- valid -- Lesser Spear-nosed Bat
  Phyllostomus hastatus (Pallas, 1767) -- valid -- Greater Spear-nosed Bat
  Phyllostomus latifolius (Thomas, 1901) -- valid -- Guianan Spear-nosed Bat
  Phyllotis Waterhouse, 1837 -- valid -- Leaf-eared Mice
  Phyllotis amicus Thomas, 1900 -- valid -- Friendly Leaf-eared Mouse, Peruvian Pericote
  Phyllotis andium Thomas, 1912 -- valid -- Andean Leaf-eared Mouse, Andean Pericote
  Phyllotis bonaeriensis Crespo, 1964 -- invalid -- Buenos Aires leaf-eared mouse
  Phyllotis caprinus Pearson, 1958 -- valid -- Capricorn Leaf-eared Mouse, Capricorn Pericote
  Phyllotis darwini (Waterhouse, 1837) -- valid -- Darwin's Leaf-eared Mouse, Darwin's Pericote
  Phyllotis definitus Osgood, 1915 -- valid -- Ancash Pericote, Definitive Leaf-eared Mouse
  Phyllotis gerbillus Thomas, 1900 -- invalid -- Gerbil Leaf-eared Mouse
  Phyllotis haggardi Thomas, 1898 -- valid -- Ecuadoran Pericote, Haggard's leaf-eared mouse
  Phyllotis magister Thomas, 1912 -- valid -- Majestic Pericote, Master Leaf-eared Mouse
  Phyllotis osgoodi Mann, 1945 -- valid -- Osgood's Leaf-eared Mouse, Osgood's Pericote
  Phyllotis osilae J. A. Allen, 1901 -- valid -- Bunchgrass Leaf-eared Mouse, Bunchgrass Pericote
  Phyllotis wolffsohni Thomas, 1902 -- valid -- Wolffsohn's Leaf-eared Mouse, Wolffsohn's Pericote
  Phyllotis xanthopygus (Waterhouse, 1837) -- valid -- Yellow-rumped Leaf-eared Mouse, Yellow-rumped Pericote
  Physeter catodon Linnaeus, 1758 -- invalid -- Sperm Whale
  Physeteridae Gray, 1821 -- valid -- sperm whales
  Pipistrellus aegyptius (J. Fischer, 1829) -- invalid -- Egyptian Pipistrelle
  Pipistrellus aero Heller, 1912 -- valid -- Aerial Pipistrelle Bat, Kenya Pipistrelle, Mount Gargues pipistrelle, Mt. Gargues Pipistrelle
  Pipistrellus affinis (Dobson, 1871) -- invalid -- Chocolate Pipistrelle
  Pipistrellus anchietai Seabra, 1900 -- invalid -- Anchieta's Pipistrelle
  Pipistrellus anthonyi Tate, 1942 -- invalid -- Anthony's Pipistrelle
  Pipistrellus arabicus Harrison, 1979 -- invalid -- Arabian Pipistrelle
  Pipistrellus ariel Thomas, 1904 -- invalid -- Desert Pipistrelle
  Pipistrellus babu Thomas, 1915 -- invalid -- Himalayan pipistrelle
  Pipistrellus bodenheimeri Harrison, 1960 -- invalid -- Bodenheimer's Pipistrelle
  Pipistrellus cadornae Thomas, 1916 -- invalid -- Cadorna's Pipistrelle
  Pipistrellus ceylonicus (Kelaart, 1852) -- valid -- Black Gilded Pipistrelle, Kelaart's Pipistrelle
  Pipistrellus circumdatus (Temminck, 1840) -- invalid -- Black Gilded Pipistrelle
  Pipistrellus coromandra (Gray, 1838) -- valid -- Coromandel Pipistrelle, Indian Pipistrelle, Little Indian Bat
  Pipistrellus crassulus Thomas, 1904 -- invalid -- Broad-headed Pipistrelle
  Pipistrellus cuprosus Hill and Francis, 1984 -- invalid -- Coppery Pipistrelle
  Pipistrellus dormeri (Dobson, 1875) -- invalid -- Dormer's Pipistrelle
  Pipistrellus eisentrauti Hill, 1968 -- invalid -- Eisentraut's pipistrelle
  Pipistrellus endoi Imaizumi, 1959 -- valid -- Endo's Pipistrelle
  Pipistrellus hesperus (H. Allen, 1864) -- invalid -- Pipistrelo del oeste americano, Western Pipistrelle
  Pipistrellus imbricatus (Horsfield, 1824) -- invalid -- Brown Pipistrelle
  Pipistrellus inexspectatus Aellen, 1959 -- valid -- Aellen's Pipistrelle, Central African Pipistrelle
  Pipistrellus javanicus (Gray, 1838) -- valid -- Java Pipistrelle, Javan Pipistrelle
  Pipistrellus joffrei (Thomas, 1915) -- invalid -- Joffre's pipistrelle
  Pipistrellus kitcheneri Thomas, 1915 -- invalid -- Red-brown Pipistrelle
  Pipistrellus kuhlii (Kuhl, 1817) -- valid -- Great Pipistrelle, Kuhl's Pipistrelle, White Stripe Bat
  Pipistrellus lophurus Thomas, 1915 -- invalid -- Burma Pipistrelle
  Pipistrellus macrotis (Temminck, 1840) -- invalid -- Big-eared Pipistrelle
  Pipistrellus maderensis (Dobson, 1878) -- valid -- Madeira Pipistrelle, Madeiran Pipistrelle
  Pipistrellus mimus Wroughton, 1899 -- invalid -- Indian Pygmy Pipistrelle
  Pipistrellus minahassae (A. Meyer, 1899) -- valid -- Minahassa Pipistrelle
  Pipistrellus mordax (Peters, 1866) -- invalid -- Pungent Pipistrelle
  Pipistrellus musciculus Thomas, 1913 -- invalid
  Pipistrellus nanulus Thomas, 1904 -- valid -- Dwarf Pipistrelle Bat, Tiny Pipistrelle
  Pipistrellus nanus (Peters, 1852) -- invalid -- Banana Pipistrelle
  Pipistrellus nathusii (Keyserling and Blasius, 1839) -- valid -- Nathusius's Pipistrelle
  Pipistrellus paterculus Thomas, 1915 -- valid -- Mount Popa Pipistrelle, Paternal Pipistrelle
  Pipistrellus peguensis Sinha, 1969 -- invalid -- Pegu pipistrelle
  Pipistrellus permixtus Aellen, 1957 -- valid -- Dar-es-Salaam Pipistrelle, Tanzania Pipistrelle
  Pipistrellus petersi (A. Meyer, 1899) -- invalid -- Peters's pipistrelle
  Pipistrellus pipistrellus (Schreber, 1774) -- valid -- Common Pipistrelle, Small House Bat
  Pipistrellus pulveratus (Peters, 1871) -- invalid -- Chinese Pipistrelle
  Pipistrellus rueppelli (J. Fischer, 1829) -- invalid -- Rüppel's pipistrelle
  Pipistrellus rusticus (Tomes, 1861) -- valid -- Rustic Pipistrelle, Rusty Bat, Rusty Pipistrelle
  Pipistrellus savii (Bonaparte, 1837) -- invalid -- Savi's Pipistrelle
  Pipistrellus societatis Hill, 1972 -- invalid -- Social Pipistrelle
  Pipistrellus stenopterus (Dobson, 1875) -- valid -- Malayan Noctule, Narrow-winged Pipistrelle
  Pipistrellus sturdeei Thomas, 1915 -- valid -- Bonin Pipistrelle, Sturdee's Pipistrelle
  Pipistrellus subflavus (F. Cuvier, 1832) -- invalid -- Eastern Pipistrelle, pipistrelle de l'est, Pipistrelo del este americano
  Pipistrellus tasmaniensis (Gould, 1858) -- invalid -- Eastern False Pipistrelle
  Pipistrellus tenuis (Temminck, 1840) -- valid -- Indian Pygmy Bat, Least Pipistrelle
  Pithecheir Lesson, 1840 -- valid -- Sunda Tree Rats
  Pithecia aequatorialis Hershkovitz, 1987 -- valid -- Equatorial Saki
  Pithecia albicans Gray, 1860 -- valid -- Buffy Saki, White-footed Saki
  Pithecia irrorata Gray, 1842 -- valid -- Gray Monk Saki, Gray's Bald-faced Saki, Rio Tapajos Saki
  Pithecia monachus (É. Geoffroy Saint-Hilaire, 1812) -- valid -- Geoffroy's Monk Saki, Monk Saki
  Pithecia pithecia (Linnaeus, 1766) -- valid -- Guianan Saki, White-faced Saki
  Platacanthomys lasiurus Blyth, 1859 -- valid -- Malabar Spiny Dormouse, Spiny Tree Mouse
  Platalina genovensium Thomas, 1928 -- valid -- Long-snouted Bat
  Platanista Wagler, 1830 -- valid -- Ganges dolphins, Indus dolphins, susu
  Platanista gangetica (Roxburgh, 1801) -- invalid -- Ganges River Dolphin, Ganges river-dolphin, South Asian river dolphin, susu
  Platanistidae Gray, 1846 -- valid -- river dolphins
  Platyrrhinus aurarius (Handley and Ferris, 1972) -- valid -- Eldorado Broad-nosed Bat
  Platyrrhinus brachycephalus (Rouk and Carter, 1972) -- valid -- Short-headed Broad-nosed Bat
  Platyrrhinus chocoensis Alberico and Velasco, 1991 -- invalid -- Choco Broad-nosed Bat
  Platyrrhinus dorsalis (Thomas, 1900) -- valid -- Thomas's Broad-nosed Bat
  Platyrrhinus helleri (Peters, 1866) -- valid -- Heller's Broad-nosed Bat
  Platyrrhinus infuscus (Peters, 1880) -- valid -- Buffy Broad-nosed Bat
  Platyrrhinus lineatus (E. Geoffroy, 1810) -- valid -- White-lined Broad-nosed Bat
  Platyrrhinus recifinus (Thomas, 1901) -- valid -- Recife Broad-nosed Bat
  Platyrrhinus umbratus (Lyon, 1902) -- valid -- Shadowy Broad-nosed Bat
  Platyrrhinus vittatus (Peters, 1860) -- valid -- Greater Broad-nosed Bat
  Plecotus auritus (Linnaeus, 1758) -- valid -- brown big-eared bat, Brown Long-eared Bat
  Plecotus austriacus (J. Fischer, 1829) -- valid -- gray big-eared bat, Gray Long-eared Bat
  Plecotus mexicanus (G. M. Allen, 1916) -- invalid -- Mexican big-eared bat, Murciélago-mula Mexicano
  Plecotus rafinesquii Lesson, 1827 -- invalid -- Rafinesque's big-eared bat
  Plecotus taivanus Yoshiyuki, 1991 -- valid -- Formosan Long-eared Bat, Taiwan big-eared bat, Taiwan Long-eared Bat
  Plecotus teneriffae Barrett-Hamilton, 1907 -- valid -- Canary big-eared bat, Canary Long-eared Bat
  Plecotus townsendii Cooper, 1837 -- invalid -- Townsend's big-eared bat
  Plerotes anchietai (Seabra, 1900) -- invalid -- d'Anchieta's fruit bat
  Podogymnura aureospinula Heaney and Morgan, 1982 -- valid -- Dinagat Gymnure
  Podogymnura truei Mearns, 1905 -- valid -- Mindanao Gymnure
  Podomys floridanus (Chapman, 1889) -- valid -- Florida Deermouse, Florida mouse
  Podoxymys roraimae Anthony, 1929 -- valid -- Roraima Akodont, Roraima mouse
  Poecilogale albinucha (Gray, 1864) -- valid -- African Striped Weasel
  Poelagus marjorita (St. Leger, 1929) -- valid -- Bunyoro Rabbit, Uganda Grass Hare
  Pogonomelomys Rümmler, 1936 -- valid -- New Guinean Brush Mice
  Pogonomys Milne-Edwards, 1877 -- valid -- Prehensile-tailed Tree Mice
  Poiana richardsonii (Thomson, 1842) -- valid -- African Linsang
  Pongo pygmaeus (Linnaeus, 1760) -- valid -- Bornean Orangutan, orangutan
  Pontoporia blainvillei (Gervais and d'Orbigny, 1844) -- valid -- Franciscana, La Plata dolphin, La Plata river dolphin, toninha
  Potamochoerus Gray, 1854 -- valid -- African bushpigs
  Potamochoerus larvatus (F. Cuvier, 1822) -- valid -- Bush-pig, bushpig
  Potamochoerus porcus (Linnaeus, 1758) -- valid -- Red River Hog, red river hog
  Potamogale velox (Du Chaillu, 1860) -- valid -- Giant Otter Shrew
  Potos flavus (Schreber, 1774) -- valid -- Kinkajou
  Praomys Thomas, 1915 -- valid -- African Soft-furred Mice
  Presbytis comata (Desmarest, 1822) -- valid -- Grizzled Leaf Monkey, Javan Langur, Javan Surili
  Presbytis femoralis (Martin, 1838) -- valid -- Banded Langur, Banded Leaf Monkey, Banded Surili, Raffles's Banded Langur
  Presbytis frontata (Müller, 1838) -- valid -- White-fronted Langur, White-fronted Leaf Monkey
  Presbytis hosei (Thomas, 1889) -- valid -- Gray Leaf Monkey, Hose's Langur
  Presbytis melalophos (Raffles, 1821) -- valid -- Black-crested Sumatran Langur, Sumatran Surili
  Presbytis potenziani (Bonaparte, 1856) -- valid -- Mentawai Langur, Mentawai Leaf Monkey
  Presbytis rubicunda (Müller, 1838) -- valid -- Maroon Langur, Maroon Leaf-Monkey, Red Leaf Monkey
  Presbytis thomasi (Collett, 1893) -- valid -- North Sumatran Leaf Monkey, Thomas' Langur, Thomas's Langur
  Priodontes maximus (Kerr, 1792) -- valid -- Giant Armadillo
  Prionailurus bengalensis (Kerr, 1792) -- valid -- Leopard Cat
  Prionailurus planiceps (Vigors and Horsfield, 1827) -- valid -- Flat-headed Cat
  Prionailurus rubiginosus (I. Geoffroy Saint-Hilaire, 1831) -- valid -- Rusty-Spotted Cat
  Prionailurus viverrinus (Bennett, 1833) -- valid -- Fishing Cat
  Prionodon linsang (Hardwicke, 1821) -- valid -- Banded Linsang
  Prionodon pardicolor Hodgson, 1842 -- valid -- Spotted Linsang
  Prionomys batesi Dollman, 1910 -- valid -- Dollman's African Tree Mouse, Dollman's tree mouse
  Proboscidea Illiger, 1811 -- valid -- Elephants
  Procapra gutturosa (Pallas, 1777) -- valid -- Mongolian Gazelle, Mongolian gazelle
  Procapra picticaudata Hodgson, 1846 -- valid -- Tibetan gazelle, Tibetan Gazelle
  Procapra przewalskii (Büchner, 1891) -- valid -- Przewalski's Gazelle, Przewalski's gazelle
  Procavia capensis (Pallas, 1766) -- valid -- Rock Hyrax
  Procolobus badius (Kerr, 1792) -- invalid
  Procolobus pennantii (Waterhouse, 1838) -- invalid
  Procolobus preussi (Matschie, 1900) -- invalid
  Procolobus rufomitratus (Peters, 1879) -- invalid
  Procolobus verus (van Beneden, 1838) -- valid -- Olive Colobus
  Procyon cancrivorus (G.[Baron] Cuvier, 1798) -- valid -- Crab-eating Raccoon
  Procyon gloveralleni Nelson and Goldman, 1930 -- invalid -- Barbados raccoon
  Procyon insularis Merriam, 1898 -- invalid -- Tres Marias raccoon
  Procyon lotor (Linnaeus, 1758) -- valid -- common raccoon, Mapache común, northern raccoon, Raccoon, raton laveur
  Procyon maynardi Bangs, 1898 -- invalid -- Bahaman raccoon
  Procyon minor Miller, 1911 -- invalid -- Guadeloupe raccoon
  Procyon pygmaeus Merriam, 1901 -- valid -- Cozumel Raccoon
  Proedromys bedfordi Thomas, 1911 -- valid -- Duke of Bedford's Vole
  Profelis aurata (Temminck, 1827) -- valid -- African Golden Cat
  Prolagus sardus (Wagner, 1832) -- valid -- Sardinian Pika
  Prometheomys schaposchnikowi Satunin, 1901 -- valid -- Long-clawed Mole Vole
  Promops centralis Thomas, 1915 -- valid -- big crested mastiff bat, Big Crested Mastiff Bat
  Promops nasutus (Spix, 1823) -- valid -- brown mastiff bat, Brown Mastiff Bat
  Pronolagus Lyon, 1904 -- valid -- Red Rockhares
  Pronolagus crassicaudatus (I. Geoffroy, 1832) -- valid -- Greater Red Rockhare, Natal Red Rock Hare, Natal Red Rockhare
  Pronolagus randensis Jameson, 1907 -- valid -- Jameson's Red Rock Hare, Jameson's Red Rockhare
  Pronolagus rupestris (A. Smith, 1834) -- valid -- Smith's Red Rock Hare, Smith's Red Rockhare
  Propithecus diadema Bennett, 1832 -- valid -- Diademed Sifaka
  Propithecus tattersalli Simons, 1988 -- valid -- Golden-crowned Sifaka, Tattersall's Sifaka
  Propithecus verreauxi Grandidier, 1867 -- valid -- Verreaux's Sifaka
  Prosciurillus Ellerman, 1947 -- valid -- Sulawesi Dwarf Squirrels
  Prosciurillus abstrusus Moore, 1958 -- valid -- Secretive Dwarf Squirrel
  Prosciurillus leucomus (Müller and Schlegel, 1844) -- valid -- Whitish Dwarf Squirrel
  Prosciurillus murinus (Müller and Schlegel, 1844) -- valid -- Celebes Dwarf Squirrel
  Prosciurillus weberi (Jentink, 1890) -- valid -- Weber's Dwarf Squirrel
  Proteles cristatus (Sparrman, 1783) -- invalid -- aardwolf
  Protoxerus Forsyth Major, 1893 -- valid -- African Giant Squirrels
  Protoxerus aubinnii (Gray, 1873) -- valid -- Slender-tailed Squirrel
  Protoxerus stangeri (Waterhouse, 1842) -- valid -- Forest Giant Squirrel
  Przewalskium albirostris (Przewalski, 1883) -- invalid -- Thorold's deer, White-lipped Deer
  Psammomys Cretzschmar, 1828 -- valid -- Sand Rats
  Psammomys obesus Cretzschmar, 1828 -- valid -- Fat Sand Rat
  Psammomys vexillaris Thomas, 1925 -- valid -- Lesser Sand Rat, Thin Sand Rat
  Pseudalopex culpaeus (Molina, 1782) -- invalid -- culpeo
  Pseudalopex griseus (Gray, 1837) -- invalid -- Argentine gray fox
  Pseudalopex gymnocercus (G. Fischer, 1814) -- invalid -- Pampas fox
  Pseudalopex sechurae (Thomas, 1900) -- invalid -- Sechura fox
  Pseudalopex vetulus (Lund, 1842) -- invalid -- Hoary Fox
  Pseudohydromys Rümmler, 1934 -- valid -- New Guinean Shrew Mice
  Pseudois Hodgson, 1846 -- valid
  Pseudois nayaur (Hodgson, 1833) -- valid -- bharal, Bharal
  Pseudois schaeferi Haltenorth, 1963 -- valid -- Dwarf Bharal, dwarf bharal
  Pseudomys Gray, 1832 -- valid -- Australian Mice
  Pseudorca crassidens (Owen, 1846) -- valid -- False Killer Whale, Orca-falsa
  Pseudoryzomys simplex (Winge, 1887) -- valid -- Brazilian false rice rat, False Oryzomys
  Ptenochirus jagori (Peters, 1861) -- invalid -- Greater Musky Fruit Bat
  Ptenochirus minor Yoshiyuki, 1979 -- valid -- Lesser Musky Fruit Bat
  Pteralopex acrodonta Hill and Beckon, 1978 -- invalid -- Fijian monkey-faced bat, Fijian Monkey-faced Fruit Bat
  Pteralopex anceps K. Andersen, 1909 -- valid -- Bougainville monkey-faced bat, Bougainville Monkey-faced Fruit Bat
  Pteralopex atrata Thomas, 1888 -- valid -- Guadalcanal monkey-faced bat, Guadalcanal Monkey-faced Fruit Bat
  Pteralopex pulchra Flannery, 1991 -- valid -- montane monkey-faced bat, Montane Monkey-faced Fruit Bat
  Pteromys G. Cuvier, 1800 -- valid -- Eurasian Flying Squirrels
  Pteromys momonga Temminck, 1844 -- valid -- Japanese Flying Squirrel
  Pteromys volans (Linnaeus, 1758) -- valid -- Siberian Flying Squirrel
  Pteromyscus pulverulentus (Günther, 1873) -- valid -- Smoky Flying Squirrel
  Pteronotus davyi Gray, 1838 -- valid -- Davy's Naked-backed Bat
  Pteronotus gymnonotus (Natterer, 1843) -- valid -- Big Naked-backed Bat
  Pteronotus macleayii (Gray, 1839) -- valid -- MacLeay's Mustached Bat
  Pteronotus parnellii (Gray, 1843) -- valid -- Common Mustached Bat, Murciélago-bigotudo de Parnell, Parnell's Common Mustached Bat, Parnell's Mustached Bat
  Pteronotus personatus (Wagner, 1843) -- valid -- Wagner's Lesser Mustached Bat, Wagner's Mustached Bat
  Pteronotus quadridens (Gundlach, 1840) -- valid -- Sooty Mustached Bat
  Pteronura brasiliensis (Gmelin, 1788) -- invalid -- Giant Otter
  Pteropus admiralitatum Thomas, 1894 -- valid -- Admiralty Flying Fox
  Pteropus aldabrensis True, 1893 -- valid -- Aldabra Flying Fox
  Pteropus alecto Temminck, 1837 -- valid -- Black Flying Fox
  Pteropus anetianus (Gray, 1870) -- valid -- Vanauatu flying fox, Vanuatu Flying Fox
  Pteropus argentatus Gray, 1844 -- invalid -- Ambon Flying Fox
  Pteropus brunneus Dobson, 1878 -- valid -- Dusky Flying Fox
  Pteropus caniceps Gray, 1870 -- valid -- North Moluccan Flying Fox
  Pteropus chrysoproctus Temminck, 1837 -- valid -- Moluccan Flying Fox, South Moluccan Flying Fox
  Pteropus conspicillatus Gould, 1850 -- valid -- Spectacled Flying Fox
  Pteropus dasymallus Temminck, 1825 -- valid -- Ryukyu Flying Fox
  Pteropus faunulus Miller, 1902 -- valid -- Nicobar Flying Fox
  Pteropus fundatus Felten and Kock, 1972 -- valid -- Banks Flying Fox
  Pteropus giganteus (Brünnich, 1782) -- invalid -- Indian Flying Fox
  Pteropus gilliardi Van Deusen, 1969 -- invalid -- Gilliard's Flying Fox
  Pteropus griseus (E. Geoffroy, 1810) -- valid -- Gray Flying Fox, Wallacean Gray Flying Fox
  Pteropus howensis Troughton, 1931 -- valid -- Ontong Java Flying Fox
  Pteropus hypomelanus Temminck, 1853 -- valid -- Island Flying Fox, Variable Flying Fox
  Pteropus insularis Hombron and Jacquinot in Jacquinot and Pucheran, 1853 -- invalid -- Ruck Flying Fox, Truk Flying Fox
  Pteropus leucopterus Temminck, 1853 -- invalid -- White-winged Flying Fox
  Pteropus livingstonei Gray, 1866 -- invalid -- Comoro Black Flying Fox
  Pteropus livingstonii Gray, 1866 -- valid -- Comoro Black Flying Fox, Comoro Flying Fox, Livingstone's Flying Fox
  Pteropus lombocensis Dobson, 1878 -- valid -- Lombok Flying Fox
  Pteropus lylei K. Andersen, 1908 -- valid -- Lyle's Flying Fox
  Pteropus macrotis Peters, 1867 -- valid -- Big-eared Flying Fox
  Pteropus mahaganus Sanborn, 1931 -- valid -- Sanborn's Flying Fox
  Pteropus mearnsi Hollister, 1913 -- invalid -- Mearns's flying fox
  Pteropus melanopogon Peters, 1867 -- valid -- Black-bearded Flying Fox
  Pteropus melanotus Blyth, 1863 -- valid -- Black-eared Flying Fox
  Pteropus molossinus Temminck, 1853 -- valid -- Caroline Flying Fox, Pohnpei Flying Fox, Ponape Flying Fox
  Pteropus neohibernicus Peters, 1876 -- valid -- Great Flying Fox
  Pteropus niger (Kerr, 1792) -- valid -- Greater Mascarene Flying Fox
  Pteropus nitendiensis Sanborn, 1930 -- valid -- Temotu Flying Fox
  Pteropus ocularis Peters, 1867 -- valid -- Ceram Flying Fox, Seram Flying Fox
  Pteropus ornatus Gray, 1870 -- valid -- Ornate Flying Fox
  Pteropus personatus Temminck, 1825 -- valid -- Masked Flying Fox, Moluccan Masked Flying Fox
  Pteropus phaeocephalus Thomas, 1882 -- invalid -- Mortlock Flying Fox, Mortlock Fruit Bat
  Pteropus pilosus K. Andersen, 1908 -- valid -- large Palau flying fox, Large Pelew Flying Fox, Palau flying fox
  Pteropus pohlei Stein, 1933 -- valid -- Geelvink Bay Flying Fox
  Pteropus poliocephalus Temminck, 1825 -- valid -- Gray-headed Flying Fox
  Pteropus pselaphon Lay, 1829 -- valid -- Bonin Flying Fox
  Pteropus pumilus Miller, 1910 -- valid -- Little Golden-mantled Flying Fox
  Pteropus rayneri Gray, 1870 -- valid -- Solomons Flying Fox
  Pteropus rodricensis Dobson, 1878 -- valid -- Rodrigues Flying Fox, Rodrigues Fruit Bat, Rodrigues Island Flying Fox, Rodriguez Flying Fox
  Pteropus rufus E. Geoffroy, 1803 -- valid -- Madagascan Flying Fox, Malagasy Flying Fox
  Pteropus samoensis Peale, 1848 -- valid -- Common Samoan Flying Fox, Samoa Flying Fox, Samoan Flying Fox
  Pteropus sanctacrucis Troughton, 1930 -- invalid -- Santa Cruz flying fox
  Pteropus scapulatus Peters, 1862 -- valid -- Little Red Flying Fox
  Pteropus seychellensis A. Milne-Edwards, 1878 -- valid -- Seychelles Flying Fox
  Pteropus speciosus K. Andersen, 1908 -- valid -- Philippine Gray Flying Fox
  Pteropus subniger (Kerr, 1792) -- valid -- Dark Flying Fox
  Pteropus temmincki Peters, 1867 -- invalid -- Temminck's flying fox
  Pteropus tokudae Tate, 1934 -- valid -- Guam Flying Fox, Little Mariana Fruit Bat, Tokuda's Flying Fox
  Pteropus tonganus Quoy and Gaimard, 1830 -- valid -- Insular Flying Fox, Pacific Flying Fox
  Pteropus tuberculatus Peters, 1869 -- valid -- Vanikoro Flying Fox
  Pteropus vampyrus (Linnaeus, 1758) -- valid -- Large Flying Fox
  Pteropus vetulus Jouan, 1863 -- invalid -- New Caledonia Flying Fox, New Caledonian Flying Fox
  Pteropus voeltzkowi Matschie, 1909 -- valid -- Pemba Flying Fox
  Pteropus woodfordi Thomas, 1888 -- valid -- Dwarf Flying Fox
  Ptilocercus lowii Gray, 1848 -- valid -- Pen-tailed Tree Shrew, Pen-tailed Treeshrew
  Pudu Gray, 1852 -- valid -- pudus
  Pudu mephistophiles (de Winton, 1896) -- valid -- northern pudu, Northern Pudu
  Pudu puda (Molina, 1782) -- valid -- pudu, southern pudu, Southern Pudu
  Puma concolor (Linnaeus, 1771) -- valid -- Cougar, mountain lion, Puma, Puma
  Punomys lemminus Osgood, 1943 -- valid -- Puna Mouse, Western Puna Mouse
  Pygathrix avunculus (Dollman, 1912) -- invalid
  Pygathrix bieti (A. Milne-Edwards, 1897) -- invalid
  Pygathrix brelichi (Thomas, 1903) -- invalid
  Pygathrix nemaeus (Linnaeus, 1771) -- valid -- Red-shanked Douc, Red-shanked Douc Langur
  Pygathrix roxellana (A. Milne-Edwards, 1870) -- invalid
  Pygeretmus Gloger, 1841 -- valid -- Fat-tailed Jerboas
  Pygeretmus platyurus (Lichtenstein, 1823) -- valid -- Lesser Fat-tailed Jerboa
  Pygeretmus pumilio (Kerr, 1792) -- valid -- Dwarf Fat-tailed Jerboa, Little Earth Hare
  Pygeretmus shitkovi (Kuznetsov, 1930) -- valid -- Greater Fat-tailed Jerboa
  Pygoderma bilabiatum (Wagner, 1843) -- valid -- Ipanema Bat, Ipanema Broad-nosed Bat
  Rangifer tarandus (Linnaeus, 1758) -- valid -- caribou, caribou, Reindeer, reindeer
  Raphicerus C. H. Smith, 1827 -- valid -- grysboks, steenboks
  Raphicerus campestris (Thunberg, 1811) -- valid -- steenbok, Steenbok
  Raphicerus melanotis (Thunberg, 1811) -- valid -- Cape Grysbok, Cape grysbok
  Raphicerus sharpei Thomas, 1897 -- valid -- Sharpe's grysbok, Sharpe's Grysbok
  Rattus Fischer, 1803 -- valid -- Old World Rats
  Rattus nitidus (Hodgson, 1845) -- valid -- Himalayan Field Rat, Himalayan Rat, White-footed Indochinese Rat
  Rattus norvegicus (Berkenhout, 1769) -- valid -- Brown Rat, Norway Rat, rat surmulot
  Rattus rattus (Linnaeus, 1758) -- valid -- Black Rat, House Rat, rat noir, Roof Rat
  Ratufa Gray, 1867 -- valid -- Oriental Giant Squirrels
  Ratufa affinis (Raffles, 1821) -- valid -- Pale Giant Squirrel
  Ratufa bicolor (Sparrman, 1778) -- valid -- Black Giant Squirrel
  Ratufa indica (Erxleben, 1777) -- valid -- Indian Giant Squirrel
  Ratufa macroura (Pennant, 1769) -- valid -- Sri Lankan Giant Squirrel
  Redunca C. H. Smith, 1827 -- valid -- reedbucks
  Redunca arundinum (Boddaert, 1785) -- valid -- southern reedbuck, Southern Reedbuck
  Redunca fulvorufula (Afzelius, 1815) -- valid -- Mountain Reedbuck, mountain reedbuck
  Redunca redunca (Pallas, 1767) -- valid -- Bohar reedbuck, Common Reedbuck
  Reithrodon auritus (Fischer, 1814) -- valid -- Bunny Rat, Hairy-soled Conyrat
  Reithrodontomys Giglioli, 1874 -- valid -- American Harvest Mice, Harvest Mice
  Reithrodontomys brevirostris Goodwin, 1943 -- valid -- Short-nosed Harvest Mouse
  Reithrodontomys burti Benson, 1939 -- valid -- Sonoran Harvest Mouse
  Reithrodontomys chrysopsis Merriam, 1900 -- valid -- Volcano Harvest Mouse
  Reithrodontomys creper Bangs, 1902 -- valid -- Chiriqui harvest mouse, Chiriquí Harvest Mouse, Talamancan Harvest Mouse
  Reithrodontomys darienensis Pearson, 1939 -- valid -- Darien Harvest Mouse
  Reithrodontomys fulvescens J. A. Allen, 1894 -- valid -- Fulvous Harvest Mouse, Ratón-cosechero leonado
  Reithrodontomys gracilis J. A. Allen and Chapman, 1897 -- valid -- Slender Harvest Mouse
  Reithrodontomys hirsutus Merriam, 1901 -- valid -- Hairy Harvest Mouse
  Reithrodontomys humulis (Audubon and Bachman, 1841) -- valid -- Eastern Harvest Mouse
  Reithrodontomys megalotis (Baird, 1857) -- valid -- Ratón-cosechero común, Western Harvest Mouse
  Reithrodontomys mexicanus (Saussure, 1860) -- valid -- Mexican Harvest Mouse
  Reithrodontomys microdon Merriam, 1901 -- valid -- Small-toothed Harvest Mouse
  Reithrodontomys montanus (Baird, 1855) -- valid -- Plains Harvest Mouse, Ratón-cosechero de pradera
  Reithrodontomys paradoxus Jones and Genoways, 1970 -- valid -- Nicaraguan Harvest Mouse
  Reithrodontomys raviventris Dixon, 1908 -- valid -- Salt-marsh Harvest Mouse
  Reithrodontomys rodriguezi Goodwin, 1943 -- valid -- Rodriguez's Harvest Mouse
  Reithrodontomys spectabilis Jones and Lawlor, 1965 -- valid -- Cozumel Harvest Mouse, Cozumel Island Harvest Mouse
  Reithrodontomys sumichrasti (Saussure, 1861) -- valid -- Sumichrast's Harvest Mouse
  Reithrodontomys tenuirostris Merriam, 1901 -- valid -- Narrow-nosed Harvest Mouse
  Reithrodontomys zacatecae Merriam, 1901 -- valid -- Zacatecan Harvest Mouse, Zacatecas harvest mouse
  Rhagomys rufescens (Thomas, 1886) -- valid -- Brazilian arboreal mouse, Rufescent Rhagomys
  Rheithrosciurus macrotis (Gray, 1857) -- valid -- Tufted Ground Squirrel
  Rheomys Thomas, 1906 -- valid -- Central American Water Mice
  Rheomys mexicanus Goodwin, 1959 -- valid -- Goodwin's Water Mouse, Mexican Ichthyomyine, Mexican water mouse
  Rheomys raptor Goldman, 1912 -- valid -- Goldman's Ichthyomyine, Goldman's Water Mouse
  Rheomys thomasi Dickey, 1928 -- valid -- Thomas' Ichthyomyine, Thomas' Water Mouse, Thomas's water mouse
  Rheomys underwoodi Thomas, 1906 -- valid -- Underwood's Ichthyomyine, Underwood's Water Mouse
  Rhinoceros sondaicus Desmarest, 1822 -- valid -- Javan one-horned rhinoceros, Javan Rhinoceros, lesser one-horned rhinoceros
  Rhinoceros unicornis Linnaeus, 1758 -- valid -- great Indian rhinoceros, greater one-horned rhinoceros, Indian One-horned Rhinoceros, Indian Rhinoceros
  Rhinocerotidae Gray, 1821 -- valid -- Rhinoceroses, rhinos
  Rhinolophus acuminatus Peters, 1871 -- valid -- Acuminate Horseshoe Bat
  Rhinolophus adami Aellen and Brosset, 1968 -- valid -- Adam's Horseshoe Bat
  Rhinolophus affinis Horsfield, 1823 -- valid -- Intermediate Horseshoe Bat
  Rhinolophus alcyone Temminck, 1853 -- valid -- Halcyon Horseshoe Bat
  Rhinolophus anderseni Cabrera, 1909 -- invalid -- Andersen's horseshoe bat
  Rhinolophus arcuatus Peters, 1871 -- valid -- Arcuate Horseshoe Bat
  Rhinolophus blasii Peters, 1867 -- valid -- Blasius's Horseshoe Bat
  Rhinolophus borneensis Peters, 1861 -- valid -- Bornean Horseshoe Bat
  Rhinolophus canuti Thomas and Wroughton, 1909 -- valid -- Canut's Horseshoe Bat, Knud's Horseshoe Bat
  Rhinolophus capensis Lichtenstein, 1823 -- valid -- Cape Horseshoe Bat
  Rhinolophus celebensis K. Andersen, 1905 -- valid -- Sulawesi Horseshoe Bat
  Rhinolophus clivosus Cretzschmar, 1826 -- valid -- Geoffroy's Horseshoe Bat
  Rhinolophus coelophyllus Peters, 1867 -- valid -- Croslet Horseshoe Bat
  Rhinolophus cognatus K. Andersen, 1906 -- valid -- Andaman Horseshoe Bat
  Rhinolophus cornutus Temminck, 1834 -- valid -- Little Japanese Horseshoe Bat
  Rhinolophus creaghi Thomas, 1896 -- valid -- Creagh's Horseshoe Bat
  Rhinolophus darlingi K. Andersen, 1905 -- valid -- Darling's Horseshoe Bat
  Rhinolophus deckenii Peters, 1868 -- valid -- Decken's Horseshoe Bat
  Rhinolophus denti Thomas, 1904 -- valid -- Dent's Horseshoe Bat
  Rhinolophus eloquens K. Andersen, 1905 -- valid -- Eloquent Horseshoe Bat
  Rhinolophus euryale Blasius, 1853 -- valid -- Mediterranean Horseshoe Bat
  Rhinolophus euryotis Temminck, 1835 -- valid -- Broad-eared Horseshoe Bat, New Guinea Broad-eared Horseshoe Bat
  Rhinolophus ferrumequinum (Schreber, 1774) -- valid -- Greater Horseshoe Bat
  Rhinolophus fumigatus Rüppell, 1842 -- valid -- Rüppell's Horseshoe Bat
  Rhinolophus guineensis Eisentraut, 1960 -- valid -- Guinean Horseshoe Bat
  Rhinolophus hildebrandti Peters, 1878 -- invalid -- Hildebrandt's horseshoe bat
  Rhinolophus hipposideros (Bechstein, 1800) -- valid -- Lesser Horseshoe Bat
  Rhinolophus imaizumii Hill and Yoshiyuki, 1980 -- invalid -- Imaizumi's Horseshoe Bat
  Rhinolophus inops K. Andersen, 1905 -- valid -- Philippine Forest Horseshoe Bat
  Rhinolophus keyensis Peters, 1871 -- valid -- Insular Horseshoe Bat, Kai Horseshoe Bat
  Rhinolophus landeri Martin, 1838 -- valid -- Lander's Horseshoe Bat
  Rhinolophus lepidus Blyth, 1844 -- valid -- Blyth's Horseshoe Bat
  Rhinolophus luctus Temminck, 1834 -- valid -- Great Woolly Horseshoe Bat, Woolly Horseshoe Bat
  Rhinolophus maclaudi Pousargues, 1897 -- valid -- Maclaud's Horseshoe Bat
  Rhinolophus macrotis Blyth, 1844 -- valid -- Big-eared Horseshoe Bat
  Rhinolophus malayanus Bonhote, 1903 -- valid -- Malayan Horseshoe Bat
  Rhinolophus marshalli Thonglongya, 1973 -- valid -- Marshall's Horseshoe Bat
  Rhinolophus megaphyllus Gray, 1834 -- valid -- Eastern Horseshoe Bat, Smaller Horseshoe Bat
  Rhinolophus mehelyi Matschie, 1901 -- valid -- Mehely's Horseshoe Bat
  Rhinolophus mitratus Blyth, 1844 -- valid -- Mitred Horseshoe Bat
  Rhinolophus monoceros K. Andersen, 1905 -- valid -- Formosan Horseshoe Bat, Formosan Lesser Horseshoe Bat
  Rhinolophus nereis K. Andersen, 1905 -- valid -- Anamban Horseshoe Bat, neriad horseshoe bat
  Rhinolophus osgoodi Sanborn, 1939 -- valid -- Osgood's Horseshoe Bat
  Rhinolophus paradoxolophus (Bourret, 1951) -- invalid -- Bourret's Horseshoe Bat
  Rhinolophus pearsoni Horsfield, 1851 -- invalid -- Pearson's horseshoe bat
  Rhinolophus philippinensis Waterhouse, 1843 -- valid -- Large-eared Horseshoe Bat
  Rhinolophus pusillus Temminck, 1834 -- valid -- Least Horseshoe Bat
  Rhinolophus rex G. M. Allen, 1923 -- valid -- King Horseshoe Bat
  Rhinolophus robinsoni K. Andersen, 1918 -- valid -- Peninsular Horseshoe Bat, Robinson's Horseshoe Bat
  Rhinolophus rouxi Temminck, 1835 -- invalid -- rufous horseshoe bat
  Rhinolophus rouxii Temminck, 1835 -- valid -- Indian Rufous Horseshoe Bat, Rufous Horseshoe Bat
  Rhinolophus rufus Eydoux and Gervais, 1836 -- valid -- Large Rufous Horseshoe Bat
  Rhinolophus sedulus K. Andersen, 1905 -- valid -- Lesser Woolly Horseshoe Bat
  Rhinolophus shameli Tate, 1943 -- valid -- Shamel's Horseshoe Bat
  Rhinolophus silvestris Aellen, 1959 -- valid -- African Forest Horseshoe Bat, Forest Horseshoe Bat
  Rhinolophus simplex K. Andersen, 1905 -- invalid -- Lombok horseshoe bat
  Rhinolophus simulator K. Andersen, 1904 -- valid -- Bushveld Horseshoe Bat
  Rhinolophus stheno K. Andersen, 1905 -- valid -- Lesser Brown Horseshoe Bat
  Rhinolophus subbadius Blyth, 1844 -- valid -- Little Nepalese Horseshoe Bat
  Rhinolophus subrufus K. Andersen, 1905 -- valid -- Small Rufous Horseshoe Bat
  Rhinolophus swinnyi Gough, 1908 -- valid -- Swinny's Horseshoe Bat
  Rhinolophus thomasi K. Andersen, 1905 -- valid -- Thomas's Horseshoe Bat
  Rhinolophus trifoliatus Temminck, 1834 -- valid -- Trefoil Horseshoe Bat
  Rhinolophus virgo K. Andersen, 1905 -- valid -- Yellow-faced Horseshoe Bat
  Rhinolophus yunanensis Dobson, 1872 -- valid -- Dobson's Horseshoe Bat
  Rhinonicteris aurantia (Gray, 1845) -- valid -- Orange Diamond-faced Bat, Orange Leaf-nosed Bat
  Rhinophylla alethina Handley, 1966 -- valid -- Hairy Little Fruit Bat
  Rhinophylla fischerae Carter, 1966 -- valid -- Fischer's Little Fruit Bat
  Rhinophylla pumilio Peters, 1865 -- valid -- Dwarf Little Fruit Bat
  Rhinopoma hardwickei Gray, 1831 -- invalid
  Rhinopoma microphyllum (Brünnich, 1782) -- valid -- Greater Mouse-tailed Bat
  Rhinopoma muscatellum Thomas, 1903 -- valid -- Muscat Mouse-tailed Bat, Small Mouse-tailed Bat
  Rhinosciurus Blyth, 1856 -- valid
  Rhinosciurus laticaudatus (Müller, 1840) -- valid -- Shrew-faced Squirrel
  Rhipidomys Tschudi, 1845 -- valid -- American Climbing Mice, Climbing Mice
  Rhipidomys austrinus Thomas, 1921 -- valid -- Southern Andean Rhipidomys, Southern Climbing Mouse
  Rhipidomys caucensis J. A. Allen, 1913 -- valid -- Cauca Climbing Mouse, Colombian Rhipidomys
  Rhipidomys couesi (J. A. Allen and Chapman, 1893) -- valid -- Coues' Rhipidomys, Coues's Climbing Mouse
  Rhipidomys fulviventer Thomas, 1896 -- valid -- Buff-bellied Climbing Mouse, Tawny-bellied Rhipidomys
  Rhipidomys latimanus (Tomes, 1860) -- valid -- Broad-footed Climbing Mouse, Broad-footed Rhipidomys
  Rhipidomys leucodactylus (Tschudi, 1845) -- valid -- White-footed Climbing Mouse, White-footed Rhipidomys
  Rhipidomys macconnelli de Winton, 1900 -- valid -- MacConnell's Climbing Mouse, Tepui Rhipidomys
  Rhipidomys mastacalis (Lund, 1840) -- valid -- Atlantic Forest Rhipidomys, Long-tailed Climbing Mouse
  Rhipidomys nitela Thomas, 1901 -- valid -- Guianan Rhipidomys, Splendid Climbing Mouse
  Rhipidomys ochrogaster J. A. Allen, 1901 -- valid -- Buff-bellied Rhipidomys, Yellow-bellied Climbing Mouse
  Rhipidomys scandens Goldman, 1913 -- invalid -- Mount Pirri climbing mouse, Mt. Pirri climbing mouse
  Rhipidomys venezuelae Thomas, 1896 -- valid -- Venezuelan Climbing Mouse, Venezuelan Rhipidomys
  Rhipidomys venustus Thomas, 1900 -- valid -- Charming Climbing Mouse, Mérida Rhipidomys
  Rhipidomys wetzeli Gardner, 1989 -- valid -- Wetzel's Climbing Mouse, Wetzel's Rhipidomys
  Rhizomys Gray, 1831 -- valid -- Bamboo Rats
  Rhizomys pruinosus Blyth, 1851 -- valid -- Hoary Bamboo Rat
  Rhizomys sinensis Gray, 1831 -- valid -- Chinese Bamboo Rat
  Rhizomys sumatrensis (Raffles, 1821) -- valid -- Indomalayan Bamboo Rat, Large Bamboo Rat
  Rhogeessa alleni Thomas, 1892 -- valid -- Allen's Yellow Bat
  Rhogeessa genowaysi Baker, 1984 -- valid -- Genoways's Yellow Bat
  Rhogeessa gracilis Miller, 1897 -- valid -- Slender Yellow Bat
  Rhogeessa minutilla Miller, 1897 -- valid -- Little Desert Bat, Tiny Yellow Bat
  Rhogeessa mira LaVal, 1973 -- valid -- Least Yellow Bat
  Rhogeessa parvula H. Allen, 1866 -- valid -- Little Yellow Bat, Northern Little Yellow Bat
  Rhogeessa tumida H. Allen, 1866 -- valid -- Black-winged Little Yellow Bat, Central American Yellow Bat
  Rhombomys opimus (Lichtenstein, 1823) -- valid -- Great Gerbil
  Rhynchocyon Peters, 1847 -- valid -- Checkered Elephant Shrews
  Rhynchocyon chrysopygus Günther, 1881 -- valid -- Golden-rumped Elephant Shrew
  Rhynchocyon cirnei Peters, 1847 -- valid -- Checkered Elephant Shrew
  Rhynchocyon petersi Bocage, 1880 -- valid -- Black and Rufous Elephant Shrew
  Rhynchogale melleri (Gray, 1865) -- valid -- Meller's Mongoose
  Rhynchomys Thomas, 1895 -- valid -- Shrew Rats
  Rhynchonycteris naso (Wied-Neuwied, 1820) -- valid -- Brazilian Long-nosed Bat, Proboscis Bat, River Bat, Sharp-nosed Bat
  Romerolagus diazi (Ferrari-Pérez, 1893) -- valid -- Volcano Rabbit
  Rousettus aegyptiacus (E. Geoffroy, 1810) -- valid -- Egyptian Rousette
  Rousettus amplexicaudatus (E. Geoffroy, 1810) -- valid -- Geoffroy's Rousette
  Rousettus angolensis (Bocage, 1898) -- invalid -- Angolan Rousette
  Rousettus celebensis K. Andersen, 1907 -- valid -- Sulawesi Rousette
  Rousettus egyptiacus (E. Geoffroy, 1810) -- invalid -- Egyptian Rousette
  Rousettus lanosus Thomas, 1906 -- invalid -- Long-haired Rousette
  Rousettus leschenaulti (Desmarest, 1820) -- invalid -- Leschenault's Rousette
  Rousettus madagascariensis G. Grandidier, 1928 -- valid -- Madagascan Rousette, Malagasy Rousette
  Rousettus obliviosus Kock, 1978 -- valid -- Comoro Rousette
  Rousettus spinalatus Bergmans and Hill, 1980 -- valid -- Bare-backed Rousette
  Rubrisciurus Ellerman, 1954 -- valid
  Rubrisciurus rubriventer (Müller and Schlegel, 1844) -- valid -- Sulawesi Giant Squirrel
  Rupicapra Blainville, 1816 -- valid -- chamois
  Rupicapra pyrenaica Bonaparte, 1845 -- valid -- Pyrenean chamoios, Pyrenean Chamois
  Rupicapra rupicapra (Linnaeus, 1758) -- valid -- Alpine Chamois, chamois
  Rusa timorensis (Blainville, 1822) -- valid -- Javan Rusa, Timor deer
  Ruwenzorisorex suncoides (Osgood, 1936) -- valid -- Ruwenzori Shrew
  Saccolaimus flaviventris (Peters, 1867) -- valid -- White-bellied Sheath-tailed Bat, Yellow-bellied Pouched Bat, Yellow-bellied Sheath-tailed Bat
  Saccolaimus mixtus Troughton, 1925 -- valid -- Cape York Sheath-tailed Bat, Papuan Sheath-tailed Bat, Troughton's Pouched Bat
  Saccolaimus peli (Temminck, 1853) -- valid -- Black-hawk Bat, Giant Pouched Bat, Pel's Pouched Bat
  Saccolaimus pluto (Miller, 1910) -- invalid -- Philippine Pouched Bat
  Saccolaimus saccolaimus (Temminck, 1838) -- valid -- Bare-rumped Sheath-tailed Bat, Naked-rumped Free-tail Bat, Naked-rumped Pouched Bat, Naked-rumped Sheath-tailed Bat, Naked-tailed Saccolaimus, Pouch-bearing Tomb Bat, Pouched Tomb Bat
  Saccopteryx bilineata (Temminck, 1838) -- valid -- Greater Sac-winged Bat, Greater White-lined Bat
  Saccopteryx canescens Thomas, 1901 -- valid -- Frosted Sac-winged Bat, Frosted White-lined Bat, Gray White-lined Bat
  Saccopteryx gymnura Thomas, 1901 -- valid -- Amazonian Sac-winged Bat, Amazonian White-lined Bat, Little White-lined Bat
  Saccopteryx leptura (Schreber, 1774) -- valid -- Brown White-lined Bat, Lesser Sac-winged Bat, Lesser White-lined Bat
  Saccostomus Peters, 1846 -- valid -- Pouched Mice
  Saccostomus campestris Peters, 1846 -- valid -- Pouched Mouse, Southern African Pouched Mouse
  Saccostomus mearnsi Heller, 1910 -- valid -- East African Pouched Mouse, Mearns's pouched mouse
  Saguinus bicolor (Spix, 1823) -- valid -- Brazilian Bare-faced Tamarin, Pied Tamarin
  Saguinus fuscicollis (Spix, 1823) -- invalid -- Brown-mantled Tamarin, Spix's Saddle-back Tamarin
  Saguinus geoffroyi (Pucheran, 1845) -- valid -- Geoffroy's Tamarin
  Saguinus imperator (Goeldi, 1907) -- valid -- Emperor Tamarin
  Saguinus inustus (Schwarz, 1951) -- valid -- Mottle-faced Tamarin, Mottled-face Tamarin
  Saguinus labiatus (É. Geoffroy Saint-Hilaire, 1812) -- valid -- Red-bellied Tamarin, Red-chested Mustached Tamarin, White-lipped Tamarin
  Saguinus leucopus (Günther, 1877) -- valid -- Silvery-brown Bare-face Tamarin, White-footed Tamarin
  Saguinus midas (Linnaeus, 1758) -- valid -- Midas Tamarin, Red-handed Tamarin
  Saguinus mystax (Spix, 1823) -- valid -- Black-chested Mustached Tamarin, Moustached Tamarin, Mustached Tamarin
  Saguinus nigricollis (Spix, 1823) -- invalid -- Black-mantled Tamarin
  Saguinus oedipus (Linnaeus, 1758) -- valid -- Cotton-top Tamarin, Cottontop Tamarin
  Saguinus tripartitus (A. Milne-Edwards, 1878) -- invalid -- Golden-mantled Saddle-back Tamarin, Golden-mantled Tamarin
  Saiga tatarica (Linnaeus, 1766) -- valid -- saiga, Steppe Saiga
  Saimiri boliviensis (I. Geoffroy Saint-Hilaire and de Blainville, 1834) -- valid -- Black-capped Squirrel Monkey, Bolivian Squirrel Monkey
  Saimiri oerstedii (Reinhardt, 1872) -- valid -- Central American Squirrel Monkey
  Saimiri sciureus (Linnaeus, 1758) -- valid -- Common Squirrel Monkey, Guianan Squirrel Monkey, South American Squirrel Monkey
  Saimiri ustus (I. Geoffroy Saint-Hilaire, 1843) -- valid -- Bare-eared Squirrel Monkey, Golden-backed Squirrel Monkey
  Saimiri vanzolinii Ayres, 1985 -- valid -- Black Squirrel Monkey, Black-headed Squirrel Monkey
  Salanoia concolor (I. Geoffroy Saint-Hilaire, 1837) -- valid -- Brown-tailed Mongoose
  Salpingotus Vinogradov, 1922 -- valid -- Three-toed Pygmy Jerboas
  Salpingotus crassicauda Vinogradov, 1924 -- valid -- Thick-tailed Pygmy Jerboa
  Salpingotus heptneri Vorontsov and Smirnov, 1969 -- valid -- Heptner's Pygmy Jerboa
  Salpingotus kozlovi Vinogradov, 1922 -- valid -- Kozlov's Pygmy Jerboa
  Salpingotus michaelis Fitzgibbon, 1966 -- invalid -- Baluchistan Pygmy Jerboa
  Salpingotus pallidus Vorontsov and Shenbrot, 1984 -- valid -- Pale Pygmy Jerboa, Pallid Pygmy Jerboa
  Salpingotus thomasi Vinogradov, 1928 -- valid -- Thomas's Pygmy Jerboa
  Scalopus aquaticus (Linnaeus, 1758) -- valid -- Eastern Mole, Topo occidental, topos
  Scandentia Wagner, 1855 -- valid -- Tree Shrews, Treeshrews
  Scapanulus oweni Thomas, 1912 -- valid -- Gansu Mole
  Scapanus latimanus (Bachman, 1842) -- valid -- Broad-footed Mole, Topo pata ancha, topociego
  Scapanus orarius True, 1896 -- valid -- Coast Mole, Pacific mole, red-footed mole
  Scapanus townsendii (Bachman, 1839) -- valid -- snow mole, Townsend's Mole
  Scapteromys tumidus (Waterhouse, 1837) -- valid -- Swamp Rat, Uruguay Swamp Rat
  Scaptochirus moschatus Milne-Edwards, 1867 -- valid -- Short-faced Mole
  Scaptonyx fusicaudus Milne-Edwards, 1872 -- valid -- Long-tailed Mole
  Sciurillus pusillus (É. Geoffroy Saint-Hilaire, 1803) -- valid -- Neotropical Pygmy Squirrel
  Sciurotamias Miller, 1901 -- valid -- Asian Rock Squirrels
  Sciurotamias davidianus (Milne-Edwards, 1867) -- valid -- Père David's Rock Squirrel
  Sciurotamias forresti (Thomas, 1922) -- valid -- Forrest's Rock Squirrel
  Sciurus aberti Woodhouse, 1853 -- valid -- Abert's Squirrel, Ardilla de Albert
  Sciurus aestuans Linnaeus, 1766 -- valid -- Guianan Squirrel
  Sciurus alleni Nelson, 1898 -- valid -- Allen's Squirrel
  Sciurus anomalus Gmelin, 1778 -- valid -- Caucasian Squirrel
  Sciurus arizonensis Coues, 1867 -- valid -- Ardilla de Arizona, Arizona Gray Squirrel
  Sciurus aureogaster F. Cuvier, 1829 -- valid -- Ardilla vientre rojo, Mexican gray squirrel, Red-bellied Squirrel
  Sciurus carolinensis Gmelin, 1788 -- valid -- Eastern Gray Squirrel, écureuil gris, gray squirrel
  Sciurus colliaei Richardson, 1839 -- valid -- Collie's Squirrel
  Sciurus deppei Peters, 1863 -- valid -- Deppe's Squirrel
  Sciurus flammifer Thomas, 1904 -- valid -- Fiery Squirrel
  Sciurus gilvigularis Wagner, 1842 -- valid -- Yellow-throated Squirrel
  Sciurus granatensis Humboldt, 1811 -- valid -- Red-tailed Squirrel
  Sciurus griseus Ord, 1818 -- valid -- Ardilla gris, Western Gray Squirrel
  Sciurus ignitus (Gray, 1867) -- valid -- Bolivian Squirrel
  Sciurus igniventris Wagner, 1842 -- valid -- Northern Amazon Red Squirrel
  Sciurus lis Temminck, 1844 -- valid -- Japanese Squirrel
  Sciurus nayaritensis J. A. Allen, 1890 -- valid -- Ardilla de Nayarit, Mexican Fox Squirrel, Nayarit squirrel
  Sciurus niger Linnaeus, 1758 -- valid -- Ardilla zorra, Eastern Fox Squirrel, fox squirrel
  Sciurus oculatus Peters, 1863 -- valid -- Peters's Squirrel
  Sciurus pucheranii (Fitzinger, 1867) -- valid -- Andean Squirrel
  Sciurus pyrrhinus Thomas, 1898 -- valid -- Junin Red Squirrel, Junín Red Squirrel
  Sciurus richmondi Nelson, 1898 -- valid -- Richmond's Squirrel
  Sciurus sanborni Osgood, 1944 -- valid -- Sanborn's Squirrel
  Sciurus spadiceus Olfers, 1818 -- valid -- Southern Amazon Red Squirrel
  Sciurus stramineus Eydoux and Souleyet, 1841 -- valid -- Guayaquil Squirrel
  Sciurus variegatoides Ogilby, 1839 -- valid -- Variegated Squirrel
  Sciurus vulgaris Linnaeus, 1758 -- valid -- Eurasian Red Squirrel
  Sciurus yucatanensis J. A. Allen, 1877 -- valid -- Yucatan Squirrel
  Scleronycteris ega Thomas, 1912 -- valid -- Ega Long-tongued Bat
  Scolomys Anthony, 1924 -- valid -- Spiny Mice
  Scolomys melanops Anthony, 1924 -- valid -- Short-nosed Scolomys, South American spiny mouse
  Scolomys ucayalensis Pacheco, 1991 -- valid -- Long-nosed Scolomys, Ucayali spiny mouse
  Scotinomys Thomas, 1913 -- valid -- Brown Mice
  Scotinomys teguina (Alston, 1877) -- valid -- Alston's Brown Mouse, Short-tailed Singing Mouse
  Scotinomys xerampelinus (Bangs, 1902) -- valid -- Chiriqui brown mouse, Chiriquí Brown Mouse, Long-tailed Singing Mouse
  Scotoecus albofuscus (Thomas, 1890) -- valid -- Light-winged Lesser House Bat, Thomas' House Bat, Thomas's Lesser House Bat
  Scotoecus hirundo (de Winton, 1899) -- valid -- Dark-winged Lesser House Bat, Hinde's Lesser House Bat, White-bellied Lesser House Bat
  Scotoecus pallidus (Dobson, 1876) -- valid -- desert yellow bat, Desert Yellow Lesser House Bat
  Scotomanes emarginatus (Dobson, 1871) -- invalid -- emarginate harlequin bat
  Scotomanes ornatus (Blyth, 1851) -- valid -- Harlequin Bat
  Scotonycteris ophiodon Pohle, 1943 -- invalid -- Pohle's Fruit Bat
  Scotonycteris zenkeri Matschie, 1894 -- valid -- Zenker's Fruit Bat
  Scotophilus borbonicus (E. Geoffroy, 1803) -- invalid -- Bourbon Bat, Lesser Yellow Bat, Réunion House Bat
  Scotophilus celebensis (Sody, 1928) -- valid -- Sulawesi Yellow Bat, Sulawesi Yellow House Bat
  Scotophilus dinganii (A. Smith, 1833) -- valid -- African Yellow Bat, Dingan's Bat, Yellow-bellied House Bat
  Scotophilus heathi (Horsfield, 1831) -- invalid -- greater Asiatic yellow bat
  Scotophilus kuhlii Leach, 1821 -- valid -- Lesser Asiatic Yellow Bat, Lesser Asiatic Yellow House Bat
  Scotophilus leucogaster (Cretzschmar, 1826) -- valid -- White-bellied House Bat, White-bellied Yellow Bat
  Scotophilus nigrita (Schreber, 1774) -- valid -- Brown House Bat, Giant Brown Bat, Giant House Bat, Giant Yellow House Bat, Great Brown House Bat, Schreber's Yellow Bat
  Scotophilus nux Thomas, 1904 -- valid -- Dark House Bat, Nut-colored House Bat, Nut-colored Yellow Bat, Nux Yellow House Bat
  Scotophilus robustus A. Milne-Edwards, 1881 -- valid -- Robust House Bat, Robust Yellow Bat
  Scotophilus viridis (Peters, 1852) -- valid -- Eastern Greenish Yellow Bat, Green House Bat, greenish yellow bat
  Scutisorex somereni (Thomas, 1910) -- valid -- Armored Shrew
  Sekeetamys calurus (Thomas, 1892) -- valid -- Bushy-tailed Jird
  Selevinia Belosludov and Bazhanov, 1939 -- valid
  Selevinia betpakdalaensis Belosludov and Bazhanov, 1939 -- valid -- Betpakdala Dormouse, Desert Dormouse
  Semnopithecus entellus (Dufresne, 1797) -- valid -- Bengal Sacred Langur, Hanuman langur, Northern Plains Gray Langur
  Setifer setosus (Schreber, 1778) -- valid -- Greater Hedgehog Tenrec
  Sicista Gray, 1827 -- valid -- Birch Mice
  Sicista armenica Sokolov and Baskevich, 1988 -- valid -- Armenian Birch Mouse
  Sicista betulina (Pallas, 1779) -- valid -- Northern Birch Mouse
  Sicista caucasica Vinogradov, 1925 -- valid -- Caucasian Birch Mouse
  Sicista caudata Thomas, 1907 -- valid -- Far Eastern Birch Mouse, Long-tailed Birch Mouse
  Sicista concolor (Büchner, 1892) -- valid -- Chinese Birch Mouse
  Sicista kazbegica Sokolov, Baskevich and Kovalskaya, 1986 -- valid -- Kazbeg Birch Mouse
  Sicista kluchorica Sokolov, Kovalskaya and Baskevich, 1980 -- valid -- Klochor Birch Mouse, Kluchor Birch Mouse, Klukhor Birch Mouse
  Sicista napaea Hollister, 1912 -- valid -- Altai Birch Mouse
  Sicista pseudonapaea Strautman, 1949 -- valid -- Gray Birch Mouse
  Sicista severtzovi Ognev, 1935 -- valid -- Dark Birch Mouse, Severtzov's Birch Mouse
  Sicista strandi Formozov, 1931 -- valid -- Strand's Birch Mouse
  Sicista tianshanica (Salensky, 1903) -- valid -- Tien Shan Birch Mouse
  Sigmoceros lichtensteinii (Peters, 1849) -- invalid -- Lichtenstein's hartebeest
  Sigmodon Say and Ord, 1825 -- valid -- Cotton Rats
  Sigmodon alleni Bailey, 1902 -- valid -- Allen's Cotton Rat
  Sigmodon alstoni (Thomas, 1881) -- valid -- Alston's Cotton Rat
  Sigmodon fulviventer J. A. Allen, 1889 -- valid -- Rata-algodonera vientre leonado, Tawny-bellied Cotton Rat, Zacatecan Cotton Rat
  Sigmodon hispidus Say and Ord, 1825 -- valid -- Hispid Cotton Rat, Rata-algodonera crespa
  Sigmodon inopinatus Anthony, 1924 -- valid -- Ecuadorian Cotton Rat, Unexpected Cotton Rat
  Sigmodon leucotis Bailey, 1902 -- valid -- White-eared Cotton Rat
  Sigmodon mascotensis J. A. Allen, 1897 -- valid -- Jaliscan Cotton Rat, West Mexican Cotton Rat
  Sigmodon ochrognathus Bailey, 1902 -- valid -- Rata-algodonera nariz amarilla, Yellow-nosed Cotton Rat
  Sigmodon peruanus J. A. Allen, 1897 -- valid -- Peruvian Cotton Rat
  Sigmodontomys J. A. Allen, 1897 -- valid -- Rice Water Rats
  Sigmodontomys alfari J. A. Allen, 1897 -- valid -- Alfaro's Rice Water Rat, Alfaro's Water Rat, Short-tailed Sigmodontomys
  Sigmodontomys aphrastus (Harris, 1932) -- valid -- Harris's Rice Water Rat, Long-tailed Sigmodontomys
  Sirenia Illiger, 1811 -- valid -- dugongs, manatees, sea cows, sirens
  Solenodon cubanus Peters, 1861 -- valid -- Cuban Solenodon
  Solenodon marcanoi (Patterson, 1962) -- valid -- Marcano's Solenodon
  Solenodon paradoxus Brandt, 1833 -- valid -- Haitian solenodon, Hispaniolan Solenodon
  Solisorex pearsoni Thomas, 1924 -- valid -- Pearson's Long-clawed Shrew
  Solomys Thomas, 1922 -- valid -- Naked-tailed Rats
  Sorex alaskanus Merriam, 1900 -- valid -- Glacier Bay Water Shrew
  Sorex alpinus Schinz, 1837 -- valid -- Alpine Shrew
  Sorex araneus Linnaeus, 1758 -- valid -- Common Shrew, Eurasian Shrew
  Sorex arcticus Kerr, 1792 -- valid -- Arctic Shrew, black-backed shrew, musaraigne arctique, musaraigne nordique, saddle-back shrew
  Sorex arizonae Diersing and Hoffmeister, 1977 -- valid -- Arizona Shrew, Musaraña de Arizona
  Sorex asper Thomas, 1914 -- valid -- Tien Shan Shrew
  Sorex bairdii Merriam, 1895 -- invalid -- Baird's Shrew
  Sorex bedfordiae Thomas, 1911 -- valid -- Lesser Striped Shrew
  Sorex bendirii (Merriam, 1884) -- valid -- Bendire's shrew, Bendire's water shrew, Marsh Shrew, Pacific marsh shrew, Pacific water shrew
  Sorex buchariensis Ognev, 1922 -- valid -- Buchara Shrew, Pamir Shrew
  Sorex caecutiens Laxmann, 1788 -- valid -- Laxmann's Shrew
  Sorex camtschatica Yudin, 1972 -- valid -- Kamchatka Shrew
  Sorex cansulus Thomas, 1912 -- valid -- Gansu Shrew
  Sorex cinereus Kerr, 1792 -- valid -- Cinereus Shrew, common shrew, masked shrew, musaraigne cendrée
  Sorex coronatus Millet, 1828 -- valid -- Crowned Shrew, Millet's Shrew
  Sorex cylindricauda Milne-Edwards, 1872 -- valid -- Stripe-backed Shrew
  Sorex daphaenodon Thomas, 1907 -- valid -- Large-toothed Siberian Shrew, Siberian Large-toothed Shrew
  Sorex dispar Batchelder, 1911 -- valid -- gray long-tailed shrew, Long-tailed Shrew, musaraigne longicaude, rock shrew
  Sorex emarginatus Jackson, 1925 -- valid -- Zacatecas Shrew
  Sorex excelsus G. M. Allen, 1923 -- valid -- Chinese Highland Shrew, Lofty Shrew
  Sorex fumeus G. M. Miller, 1895 -- valid -- musaraigne fuligineuse, smokey shrew, Smoky Shrew
  Sorex gaspensis Anthony and Goodwin, 1924 -- valid -- Gaspé Shrew, musaraigne de Gaspé
  Sorex gracillimus Thomas, 1907 -- valid -- Slender Shrew
  Sorex granarius Miller, 1910 -- valid -- Iberian Shrew, Lagranja Shrew
  Sorex haydeni Baird, 1857 -- valid -- Hayden's shrew, Prairie Shrew
  Sorex hosonoi Imaizumi, 1954 -- valid -- Azumi Shrew
  Sorex hoyi Baird, 1857 -- valid -- American Pygmy Shrew, musaraigne pygmée, Pygmy Shrew
  Sorex hydrodromus Dobson, 1889 -- invalid -- Pribilof Islands shrew
  Sorex isodon Turov, 1924 -- valid -- Even-toothed Shrew, Taiga Shrew
  Sorex jacksoni Hall and Gilmore, 1932 -- valid -- St. Lawrence Island Shrew
  Sorex kozlovi Stroganov, 1952 -- valid -- Kozlov's Shrew
  Sorex leucogaster Kuroda, 1933 -- valid -- Paramushir Shrew
  Sorex longirostris Bachman, 1837 -- valid -- Southeastern Shrew
  Sorex lyelli Merriam, 1902 -- valid -- Lyell shrew, Mount Lyell shrew, Mt. Lyell Shrew
  Sorex macrodon Merriam, 1895 -- valid -- Large-toothed Shrew
  Sorex merriami Dobson, 1890 -- valid -- Merriam's Shrew
  Sorex milleri Jackson, 1947 -- valid -- Carmen Mountain Shrew
  Sorex minutus Linnaeus, 1766 -- valid -- Eurasian Pygmy Shrew
  Sorex mirabilis Ognev, 1937 -- valid -- Ussuri Shrew
  Sorex monticolus Merriam, 1890 -- valid -- Dusky Shrew, Montane Shrew
  Sorex nanus Merriam, 1895 -- valid -- Dwarf Shrew, Rocky Mountain dwarf shrew
  Sorex oreopolus Merriam, 1892 -- valid -- Mexican Long-tailed Shrew
  Sorex ornatus Merriam, 1895 -- valid -- Musaraña adornada, Ornate Shrew, Suisun shrew
  Sorex pacificus Coues, 1877 -- valid -- Pacific Shrew
  Sorex palustris Richardson, 1828 -- valid -- American Water Shrew, musaraigne palustre, northern water shrew, Water Shrew
  Sorex planiceps Miller, 1911 -- valid -- Kashmir Pygmy Shrew, Kashmir Shrew
  Sorex portenkoi Stroganov, 1956 -- valid -- Portenko's Shrew
  Sorex preblei Jackson, 1922 -- valid -- malheur shrew, Preble's Shrew
  Sorex raddei Satunin, 1895 -- valid -- Radde's Shrew
  Sorex roboratus Hollister, 1913 -- valid -- Flat-skulled Shrew
  Sorex sadonis Yoshiyuki and Imaizumi, 1986 -- invalid -- Sado Shrew
  Sorex samniticus Altobello, 1926 -- valid -- Apennine Shrew
  Sorex satunini Ognev, 1922 -- valid -- Caucasian Shrew
  Sorex saussurei Merriam, 1892 -- valid -- Saussure's Shrew
  Sorex sclateri Merriam, 1897 -- valid -- Sclater's Shrew
  Sorex shinto Thomas, 1905 -- valid -- Shinto Shrew
  Sorex sinalis Thomas, 1912 -- valid -- Chinese Shrew
  Sorex sonomae Jackson, 1921 -- valid -- Fog Shrew, Sonoma shrew
  Sorex stizodon Merriam, 1895 -- valid -- San Cristobal Shrew
  Sorex tenellus Merriam, 1895 -- valid -- great basin dwarf shrew, Inyo Shrew
  Sorex thibetanus Kastschenko, 1905 -- valid -- Tibetan Shrew
  Sorex trowbridgii Baird, 1857 -- valid -- Trowbridge's Shrew
  Sorex tundrensis Merriam, 1900 -- valid -- Tundra Shrew
  Sorex ugyunak Anderson and Rand, 1945 -- valid -- Barren Ground Shrew
  Sorex unguiculatus Dobson, 1890 -- valid -- Long-clawed Shrew
  Sorex vagrans Baird, 1857 -- valid -- Vagrant Shrew, wandering shrew
  Sorex ventralis Merriam, 1895 -- valid -- Chestnut-bellied Shrew
  Sorex veraepacis Alston, 1877 -- valid -- Verapaz Shrew
  Sorex volnuchini Ognev, 1922 -- valid -- Caucasian Pygmy Shrew
  Soriculus caudatus (Horsfield, 1851) -- invalid -- Hodgson's Brown-toothed Shrew
  Soriculus fumidus Thomas, 1913 -- invalid -- Taiwan Brown-toothed Shrew
  Soriculus hypsibius de Winton, 1899 -- invalid -- De Winton's Shrew
  Soriculus lamula (Thomas, 1912) -- invalid -- Lamulate Shrew
  Soriculus leucops (Horsfield, 1855) -- invalid -- Long-tailed Brown-toothed Shrew
  Soriculus macrurus Blanford, 1888 -- invalid -- Long-tailed Mountain Shrew
  Soriculus nigrescens (Gray, 1842) -- valid -- Himalayan Shrew
  Soriculus parca (G. M. Allen, 1923) -- invalid -- Lowe's Shrew
  Soriculus salenskii Kastschenko, 1907 -- invalid -- Salenski's Shrew
  Soriculus smithii (Thomas, 1911) -- invalid -- Smith's Shrew
  Sotalia fluviatilis (Gervais and Deville, 1853) -- valid -- Gray Dolphin, gray river dolphin, Tucuxi
  Sousa Gray, 1866 -- valid -- humpbacked dolphins
  Sousa chinensis (Osbeck, 1765) -- valid -- Chinese white dolphin, Indo-Pacific Humpback Dolphin, Indo-Pacific Humpbacked Dolphin, Pacific humpback dolphin
  Sousa teuszii (Kükenthal, 1892) -- valid -- Atlantic Humpback Dolphin, Atlantic Humpbacked Dolphin, Teusz's dolphin
  Spalax Guldenstaedt, 1770 -- valid -- Greater Blind Mole Rats
  Spalax arenarius Reshetnik, 1939 -- valid -- Sandy Blind Mole Rat, Sandy Mole Rat
  Spalax giganteus Nehring, 1898 -- valid -- Giant Blind Mole Rat, Giant Mole Rat
  Spalax graecus Nehring, 1898 -- valid -- Balkan Blind Mole Rat, Bukovin Mole Rat
  Spalax microphthalmus Guldenstaedt, 1770 -- valid -- Greater Blind Mole Rat, Greater Mole Rat, Russian Mole Rat
  Spalax zemni (Erxleben, 1777) -- valid -- Podolsk Blind Mole Rat, Podolsk mole rat
  Speothos venaticus (Lund, 1842) -- valid -- Bush Dog
  Spermophilopsis Blasius, 1884 -- valid
  Spermophilopsis leptodactylus (Lichtenstein, 1823) -- valid -- Long-clawed Ground Squirrel
  Spermophilus F. Cuvier, 1825 -- valid -- Ground Squirrels, old world ground squirrels
  Spermophilus adocetus (Merriam, 1903) -- invalid -- Tropical Ground Squirrel
  Spermophilus alashanicus Büchner, 1888 -- valid -- Alashan Ground Squirrel
  Spermophilus annulatus Audubon and Bachman, 1842 -- invalid -- Ring-tailed Ground Squirrel
  Spermophilus armatus Kennicott, 1863 -- invalid -- Uinta Ground Squirrel
  Spermophilus atricapillus Bryant, 1889 -- invalid -- Baja California Rock Squirrel
  Spermophilus beecheyi (Richardson, 1829) -- invalid -- Ardillón de California, California Ground Squirrel
  Spermophilus beldingi Merriam, 1888 -- invalid -- Belding's Ground Squirrel
  Spermophilus brunneus (A. H. Howell, 1928) -- invalid -- Idaho Ground Squirrel, northern Idaho ground squirrel
  Spermophilus canus Merriam, 1898 -- invalid -- gray ground squirrel, Merriam's Ground Squirrel
  Spermophilus citellus (Linnaeus, 1766) -- valid -- European Ground Squirrel, European Souslik
  Spermophilus columbianus (Ord, 1815) -- invalid -- Columbian Ground Squirrel
  Spermophilus dauricus Brandt, 1843 -- valid -- Daurian Ground Squirrel
  Spermophilus elegans Kennicott, 1863 -- invalid -- Wyoming Ground Squirrel
  Spermophilus erythrogenys Brandt, 1841 -- valid -- Red-cheeked Ground Squirrel
  Spermophilus franklinii (Sabine, 1822) -- invalid -- Franklin's Ground Squirrel
  Spermophilus fulvus (Lichtenstein, 1823) -- valid -- Yellow Ground Squirrel
  Spermophilus lateralis (Say, 1823) -- invalid -- Golden-mantled Ground Squirrel
  Spermophilus madrensis (Merriam, 1901) -- invalid -- Sierra Madre Ground Squirrel
  Spermophilus major (Pallas, 1778) -- valid -- Russet Ground Squirrel
  Spermophilus mexicanus (Erxleben, 1777) -- invalid -- Ardillón mexicano, Mexican Ground Squirrel
  Spermophilus mohavensis Merriam, 1889 -- invalid -- Mohave Ground Squirrel
  Spermophilus mollis Kennicott, 1863 -- invalid -- Piute Ground Squirrel
  Spermophilus musicus Ménétries, 1832 -- valid -- Caucasian Mountain Ground Squirrel
  Spermophilus parryii (Richardson, 1825) -- invalid -- Arctic Ground Squirrel
  Spermophilus perotensis Merriam, 1893 -- invalid -- Perote Ground Squirrel
  Spermophilus pygmaeus (Pallas, 1778) -- valid -- Little Ground Squirrel
  Spermophilus relictus (Kashkarov, 1923) -- valid -- Relict Ground Squirrel
  Spermophilus richardsonii (Sabine, 1822) -- invalid -- Richardson's Ground Squirrel
  Spermophilus saturatus (Rhoads, 1895) -- invalid -- Cascade Golden-mantled Ground Squirrel
  Spermophilus spilosoma Bennett, 1833 -- invalid -- Ardillón punteado, Spotted Ground Squirrel
  Spermophilus suslicus (Güldenstaedt, 1770) -- valid -- Speckled Ground Squirrel, Suslik
  Spermophilus tereticaudus Baird, 1858 -- invalid -- Ardillón cola redonda, Round-tailed Ground Squirrel
  Spermophilus townsendii Bachman, 1839 -- invalid -- Townsend's Ground Squirrel
  Spermophilus tridecemlineatus (Mitchill, 1821) -- invalid -- Thirteen-lined Ground Squirrel
  Spermophilus undulatus (Pallas, 1778) -- invalid -- Long-tailed Ground Squirrel
  Spermophilus variegatus (Erxleben, 1777) -- invalid -- Ardillón de roca, Rock Squirrel
  Spermophilus washingtoni (A. H. Howell, 1938) -- invalid -- Washington Ground Squirrel
  Spermophilus xanthoprymnus (Bennett, 1835) -- valid -- Asia Minor Ground Squirrel
  Sphaerias blanfordi (Thomas, 1891) -- valid -- Blanford's Fruit Bat
  Sphaeronycteris toxophyllum Peters, 1882 -- valid -- Visored Bat
  Spilogale putorius (Linnaeus, 1758) -- valid -- Eastern Spotted Skunk, spotted skunk, Zorrillo-manchado común
  Spilogale pygmaea Thomas, 1898 -- valid -- Pygmy Spotted Skunk
  Steatomys Peters, 1846 -- valid -- Fat Mice
  Steatomys caurinus Thomas, 1912 -- valid -- Northwestern African Fat Mouse, Northwestern Fat Mouse
  Steatomys cuppedius Thomas and Hinton, 1920 -- valid -- Dainty African Fat Mouse, Dainty Fat Mouse
  Steatomys jacksoni Hayman, 1936 -- valid -- Jackson's African Fat Mouse, Jackson's Fat Mouse
  Steatomys krebsii Peters, 1852 -- valid -- Kreb's African Fat Mouse, Kreb's Fat Mouse
  Steatomys parvus Rhoads, 1896 -- valid -- Tiny African Fat Mouse, Tiny Fat Mouse
  Steatomys pratensis Peters, 1846 -- valid -- Common African Fat Mouse, Fat Mouse
  Stenella Gray, 1866 -- valid -- spinner dolphins, spotted dolphins, striped dolphins
  Stenella attenuata (Gray, 1846) -- valid -- Delfín moteado, Pantropical Spotted Dolphin
  Stenella attenuata attenuata (Gray, 1846) -- valid -- Offshore pantropical spotted dolphin
  Stenella clymene (Gray, 1850) -- valid -- Clymene Dolphin, Delfín de Clymen, short-snouted spinner dolphin
  Stenella coeruleoalba (Meyen, 1833) -- valid -- Delfín listado, Striped Dolphin
  Stenella frontalis (G. Cuvier, 1829) -- valid -- Atlantic Spotted Dolphin, Delfín embridado
  Stenella longirostris (Gray, 1828) -- valid -- Delfín tornillo, long-snouted spinner dolphin, Spinner Dolphin
  Steno bredanensis (G. Cuvier in Lesson, 1828) -- valid -- Delfín dientes rugosos, Rough-toothed Dolphin
  Stenocephalemys Frick, 1914 -- valid -- Ethiopian Narrow-headed Rats
  Stenoderma rufum Desmarest, 1820 -- valid -- Desmarest's Fig-eating Bat, Red Fig-eating Bat, Red Fruit Bat
  Sturnira aratathomasi Peterson and Tamsitt, 1968 -- valid -- Arata-Thomas Yellow-shouldered Bat, Aratathomas's Yellow-shouldered Bat
  Sturnira bidens (Thomas, 1915) -- valid -- Bidentate Yellow-shouldered Bat
  Sturnira bogotensis Shamel, 1927 -- valid -- Bogota Yellow-shouldered Bat, Bogotan Yellow-shouldered Bat
  Sturnira erythromos (Tschudi, 1844) -- valid -- Hairy Yellow-shouldered Bat
  Sturnira lilium (E. Geoffroy, 1810) -- valid -- Little Yellow-shouldered Bat
  Sturnira ludovici Anthony, 1924 -- valid -- Highland Yellow-shouldered Bat
  Sturnira luisi Davis, 1980 -- valid -- Luis's Yellow-shouldered Bat
  Sturnira magna de la Torre, 1966 -- valid -- Greater Yellow-shouldered Bat
  Sturnira mordax (Goodwin, 1938) -- valid -- Talamancan Yellow-shouldered Bat
  Sturnira nana Gardner and O'Neill, 1971 -- valid -- Lesser Yellow-shouldered Bat
  Sturnira thomasi de la Torre and Schwartz, 1966 -- invalid -- Thomas's Yellow-shouldered Bat
  Sturnira tildae de la Torre, 1959 -- valid -- Tilda Yellow-shouldered Bat, Tilda's Yellow-shouldered Bat
  Styloctenium wallacei (Gray, 1866) -- valid -- Stripe-faced Fruit Bat, Wallace's Stripe-faced Fruit Bat
  Stylodipus G. M. Allen, 1925 -- valid -- Thick-tailed Three-toed Jerboas, Three-toed Jerboas
  Stylodipus andrewsi G. M. Allen, 1925 -- valid -- Andrew's Three-toed Jerboa, Andrews's Three-toed Jerboa
  Stylodipus sungorus Sokolov and Shenbrot, 1987 -- valid -- Mongolian Three-toed Jerboa
  Stylodipus telum (Lichtenstein, 1823) -- valid -- Thick-tailed Three-toed Jerboa
  Suidae Gray, 1821 -- valid -- hogs, pigs
  Suncus ater Medway, 1965 -- valid -- Black Shrew
  Suncus dayi (Dobson, 1888) -- valid -- Day's Shrew
  Suncus etruscus (Savi, 1822) -- valid -- Etruscan Shrew, White-toothed Pygmy Shrew
  Suncus fellowesgordoni Phillips, 1932 -- valid -- Sri Lanka Shrew, Sri Lankan Shrew
  Suncus hosei (Thomas, 1893) -- valid -- Bornean Pgymy Shrew, Hose's Shrew
  Suncus infinitesimus (Heller, 1912) -- valid -- Least Dwarf Shrew
  Suncus lixus (Thomas, 1898) -- valid -- Greater Dwarf Shrew
  Suncus madagascariensis (Coquerel, 1848) -- valid -- Madagascan Pgymy Shrew, Madagascan Shrew
  Suncus malayanus (Kloss, 1917) -- valid
  Suncus mertensi Kock, 1974 -- valid -- Flores Shrew
  Suncus montanus (Kelaart, 1850) -- valid -- Asian Highland Shrew, Sri Lanka Highland Shrew
  Suncus murinus (Linnaeus, 1766) -- valid -- Asian House Shrew, house shrew
  Suncus remyi Brosset, Dubost and Heim de Balsac, 1965 -- valid -- Remy's Pygmy Shrew, Remy's Shrew
  Suncus stoliczkanus (Anderson, 1877) -- valid -- Anderson's Shrew
  Suncus varilla (Thomas, 1895) -- valid -- Lesser Dwarf Shrew
  Suncus zeylanicus Phillips, 1928 -- valid -- Jungle Shrew
  Sundamys Musser and Newcomb, 1983 -- valid -- Giant Sunda Rats
  Sundasciurus Moore, 1958 -- valid -- Sunda Squirrels
  Sundasciurus brookei (Thomas, 1892) -- valid -- Brooke's Squirrel
  Sundasciurus davensis (Sanborn, 1952) -- valid -- Davao Squirrel
  Sundasciurus fraterculus (Thomas, 1895) -- valid -- Fraternal Squirrel
  Sundasciurus hippurus (I. Geoffroy Saint-Hilaire, 1831) -- valid -- Horse-tailed Squirrel
  Sundasciurus hoogstraali (Sanborn, 1952) -- valid -- Busuanga Squirrel
  Sundasciurus jentinki (Thomas, 1887) -- valid -- Jentinck's Squirrel, Jentink's Squirrel
  Sundasciurus juvencus (Thomas, 1908) -- valid -- Northern Palawan Tree Squirrel
  Sundasciurus lowii (Thomas, 1892) -- valid -- Low's Squirrel
  Sundasciurus mindanensis (Steere, 1890) -- valid -- Mindanao Squirrel
  Sundasciurus moellendorffi (Matschie, 1898) -- valid -- Culion Tree Squirrel
  Sundasciurus philippinensis (Waterhouse, 1839) -- valid -- Philippine Tree Squirrel
  Sundasciurus rabori Heaney, 1979 -- valid -- Palawan Montane Squirrel
  Sundasciurus samarensis (Steere, 1890) -- valid -- Samar Squirrel
  Sundasciurus steerii (Günther, 1877) -- valid -- Southern Palawan Tree Squirrel
  Sundasciurus tenuis (Horsfield, 1824) -- valid -- Slender Squirrel
  Surdisorex norae Thomas, 1906 -- valid -- Aberdare Mole Shrew, Aberdare Shrew
  Surdisorex polulus Hollister, 1916 -- valid -- Mt. Kenya Mole Shrew, Mt. Kenya Shrew
  Suricata suricatta (Schreber, 1776) -- valid -- Meerkat
  Sus Linnaeus, 1758 -- valid -- pigs
  Sus barbatus Müller, 1838 -- valid -- bearded pig, Bearded Pig
  Sus bucculentus Heude, 1892 -- valid -- Heude's Pig, Viet Nam warty pig
  Sus cebifrons Heude, 1888 -- valid -- Visayan warty pig, Visayan Warty Pig
  Sus celebensis Müller and Schlegel, 1843 -- valid -- Celebes Warty Pig, Celebes wild boar
  Sus celebensis timoriensis Müller and Schlegel, 1845 -- valid -- Timor wild boar
  Sus heureni Hardjasasmita, 1987 -- invalid -- Flores warty pig
  Sus philippensis Nehring, 1886 -- valid -- Philippine warty pig, Philippine Warty Pig
  Sus salvanius (Hodgson, 1847) -- valid -- Pygmy Hog, pygmy hog
  Sus scrofa Linnaeus, 1758 -- valid -- pig, pig (feral), Wild Boar, wild boar
  Sus timoriensis Müller and Schlegel, 1845 -- invalid -- Timor wild boar
  Sus verrucosus Müller, 1840 -- invalid -- Java Warty Pig, Javan pig
  Syconycteris australis (Peters, 1867) -- valid -- Southern Blossom Bat
  Syconycteris carolinae Rozendaal, 1984 -- valid -- Halmahera blossom bat, Halmaheran Blossom Bat