Amynodontidae Plesiotapirus Caementodon Gaindatherium Indolophus Helaletes Hallensia Eggysodon Deperetella Paschatherium Tapiroidea Nexuotapirus Mesolambdolophus Meniscotherium Litolophus Protorohippus Meninatherium Notiotitanops Pappaceras Eodesmatodon Anthracobune Jozaria Hsanotherium Almogaver Equoidea Aceratheriinae Rusingaceros Metamynodon Teleolophus Nakusia Miotapirus Meridiolophus Peraceras Metatelmatherium Brachydiastematherium Parelasmotherium Cremohipparion Phenacodontidae Copecion Sthenodectes Chacomylus Bahinolophus Olbitherium Iranotherium Prosantorhinus Metarhinus Nanotitanops Par…

racolodon Aceratherium Plesiaceratherium Rhodopagus Mulkrajanops Mesohippus Mesatirhinus Astrohippus Systemodon Victoriaceros Hesperotherium Haringtonhippus Acerorhinus Hipparion Hispanotherium Alicornops Aphelops Hypohippus Bugtirhinus Colodon Kenyatherium Aralotherium Floridaceras Acritohippus Hyopsodontidae Heptodon Lartetotherium Paradiceros Pakotitanops Protaceratherium Tapiravus Helaletidae Gandheralophus Telmatherium Shennongtherium Palaeosyops Paratapirus Haplohippus Nannippus Allacerops Deperetellidae Miohippus Sinohippus Proboscidipparion

Duchesneodus Kalobatippus Desmatippus Brachypotherium Homogalax Sivalhippus Pliohippus Menoceras Hyracotherium Lambdotherium Archaeohippus Obergfellia Ectocion Parahippus Pseudhipparion Nesorhinus Diaceratherium Pliolophus Lophiaspis Ancylopoda Nestoritherium Eurygnathohippus Protohippus Cadurcodon Shansirhinus Eotitanops Ronzotherium Subhyracodon Hippotherium Sinotherium Sphenocoelus Gulfoceras Radinskya Isectolophidae Aletodon Megahippus Mesaceratherium Hyrachyus Sifrhippus Chemositia Hippidion Ceratotherium Hyracodon Metaschizotherium Uintaceras Calippus (mammal) Propalaeotherium Trigonias A