Litopterna Victorlemoinea Proacrodon Patriarchus Teratopithecus Pseudobrachytherium Pascualihippus Amilnedwardsia Coquenia Guilielmofloweria Micrauchenia Propachyrucos Juchuysillu Saltaodus Typotheria Toxodontia Eoauchenia Sparnotheriodontidae South American native ungulates Eotypotherium Sparnotheriodon Notohippus Astrapotheria Itaboraí Formation Comahuetherium Eoastrapostylops Termastherium Bounodus Pyrotheria Mesolicaphrium Piauhytherium Didolodontidae Archaeohyrax Liarthrus Medistylus Prohegetotherium Fiandraia Megadolodus Thadanius Olisanophus Requisia Adianthidae Hegetotheriopsis Martinmiguelia Archaeopithecidae Chasicotherium Notiolofos Paranisolambda Eomorphippus Picturotherium Santiagorothia Nanolopho…

odon Anayatherium Palyeidodon Brachytherium Nonotherium Othnielmarshia Lamegoia Notoetayoa Boleatherium Hegetotheriidae Mendozahippus Hegetotherium Oldfieldthomasiidae Prolicaphrium Oldfieldthomasia Henricosborniidae Maddenia Leontinia Polymorphis Archaeogaia Paginula Uruguaytherium Taubatherium Proticia Proectocion Homalodotherium Shecenia Umayodus Thoatheriopsis Phoenixauchenia Notioprogonia Tricoelodus Ultrapithecus Notonychops Tremacyllus Transpithecus Pro

tolipterna Dolichostylodon Windhausenia Pyrotheriidae Ancylocoelus Parastrapotherium Proargyrohyrax Deuterotherium Pseudhyrax Typotheriopsis Altitypotherium Diplasiotherium Macraucheniopsis Antofagastia Tetragonostylops Ethegotherium Simpsonotus Neobrachytherium Thomashuxleya Carolodarwinia Brucemacfaddenia Interatherium Trigonostylops Xenungulata Edvardotrouessartia Eurygenium Perutherium Gualta cuyana Adianthus Gyrinodon Trigodon Archaeotypotherium Rhyphodon Neolicaphrium Proadinotherium Eohyrax Scalabrinitherium Cramaucheniinae Plesiotypotherium Archaeopithecus Otrhonia Interatheriidae Paranauchenia Rhynchippus Xotodon Uruguayodon Asmithwoodwardia Antar