Mammalia Linnaeus, 1758
Aktautitan Mihlbachler, Lucas, Emry & Bayshashov, 2004
Allohippus Kretzoi, 1938
Allozebra Trumler, 1961
Ampholophus Wang & Tong, 1996
Amynodontidae Scott & Osborn, 1883
Anatolitherium Antoine, 2002
Anchilophidae
Ancylotheriopus Guerin, 1987
Andarakodon Averianov & Potapova, 1996
Aralotherium
Arctotian Wang, 1978
Atalonodon Dal-Piaz, 1929
Baryhipparion Qiu Zhanxiang, Huang Weilong & Guo Zhihui, 1987
Bepitherium Checa & Colombo, 2004
Brandtorhinus Guerin, 1981
Breviodontidae
Brontotheriidae Marsh, 1873
Bunobrontops Holroyd & Ciochon, 2000
Cambaytheriidae
Caucasotherium Verestchagin, 1960
Chalicotheriidae Gill, 1872
Cremohipparion Qiu Zhanxiang, Huang Weilong & Guo Zhihui, 1987
Danjiangia Wang Yuan, 1995
Deperetellidae Radinsky, 1965
Eomoropidae Matthew, 1929
Equidae Gray, 1821
Euryletes
Euryodon Xu, Yan, Zhou, Han & Zhang, 1979
Fouchia Emry, 1989
Gansuodon Wu & Chen, 1976
Grammohippus Hulbert, 1988
Haagella Heissig, 1978
Helaletidae
Heptodontidae
Hesperohipparion Dalquest, 1981
Hoploaceratherium Ginsburg & Heissig, 1989
Huanghotherium Tung, Huang & Qiu, 1975
Hypohippidium Alvarez, 1957
Hyrachyidae Osborn, 1892
Hyracodontidae Cope, 1879
Hyracotheriidae
Ichnhippus Casamiquela & Diaz, 1975
Indricotheriidae
Irdinolophus Dashzeveg & Hooker, 1997
Isectolophidae Peterson, 1915
Juxia Chow & Chiu, 1964
Kalakotia
Kalimantsia Geraads, Spassov & Kovachev, 2001
Kyzylkakhippus Gabuniya & Belyaeva, 1964
Lambdotheriidae
Lijiangia Zong, Huang, Chen & Xu, 1996
Litolophus Radinsky, 1964
Lophialetidae Matthew & Granger, 1925
Lophiochoerus Lemoine, 1878
Lophiodontidae Gill, 1872
Lophitherulum Kretzoi & Kretzoi, 2000
Lunania Chow, 1957
Mesioceras Kretzoi & Kretzoi, 2000
Meyeriscus Spassov & Ginsburg, 1999
Ninxiatherium Chen, 1977
Orientolophus Ting, 1993
Pachylophus Tong Yongsheng & Lei Yizhen, 1984
Pachynolophidae Pavlow, 1888
Palaeotheriidae Bonaparte, 1850
Paracolodon Matthew & Granger, 1925
Parahipparion Ameghino, 1904
Parastilidequus Mooser & Dalquest, 1975
Pigmaetitan Miao, 1982
Pliohipparion Kretzoi, 1964
Praehemionus Trumler, 1961
Protomoropus
Pseudomerychippus Mekayev, 2002
Qianohippus Miao, 1982
Qufutitan Wang & Wang, 1997
Rhinocerotidae Gray, 1821
Rhodopagidae
Ronzotherichnus Demathieu, Ginsburg, Guérin & Truc, 1984
Schizotheriodes Hough, 1955
Shennoghterium Huang Wanpo & Yan Defa, 1983
Siamolophus
Sifrhippus Froehlich, 2002
Simplaletes Qi Tao, 1980
Skopaiolophus
Subhyrachyus Gabunia, 1999
Tapiridae Gray, 1821
Tesselodon Yan, 1979
Thuliadanta
Titanotheriidae
Tongriceros Misonne, 1957
Trinihippus Evander, 1986
Vekuahippus Kuzmina, 1997
Veragromovia Gabuniya, 1961
Xuodon Kretzoi & Kretzoi, 2000
Yimengia Wang Jingwen, 1988