Isotemnidae Pascualihippus Pseudobrachytherium Amilnedwardsia Proacrodon Toxodontia Typotheria Eoauchenia Patriarchus Teratopithecus Olisanophus Hegetotheriopsis Astrapotheria Comahuetherium Propachyrucos Micrauchenia Guilielmofloweria Coquenia Juchuysillu Saltaodus Anayatherium Notohippus Adianthidae Requisia Paranisolambda Eomorphippus Notiolofos Megadolodus Thadanius Fiandraia Henricosborniidae Maddenia Palyeidodon Lamegoia Boleatherium Notoetayoa Pyrotheria Mesolicaphrium Bounodus South American native ungulates Sparnotheriodontidae Sparnotheriodon Eotypotherium Leontinia Paginula Uruguaytherium Archaeogaia Polymorphis Didolodontidae Liarthrus Medistylus Archaeohyrax Piauhytherium Proheg…

getotherium Archaeotypotherium Neolicaphrium Eohyrax Trigodon Proadinotherium Rhyphodon Gyrinodon Transpithecus Dolichostylodon Protolipterna Windhausenia Tremacyllus Allalmeia Morphippus Mesotheriidae Peripantostylops Astrapothericulus Picturotherium Santiagorothia Chasicotherium Martinmiguelia Archaeopithecidae Termastherium Eoastrapostylops Notonychops Phoenixauchenia Ultrapithecus Thoatheriopsis Tricoelodus Notioprogonia Nonotherium Othnielmarshia Brachytherium Nanolophodon Punahyrax Pisanodon Mendozahippus Hegetotheriidae Oldfieldthomasiidae Prolicaphrium Hegetotherium Oldfieldth

omasia Propyrotherium Wainka Epitherium Homalodotherium Shecenia Proectocion Carolodarwinia Umayodus Pseudotypotherium Notopithecus Rhynchippus Scalabrinitherium Otrhonia Xotodon Paranauchenia Cramaucheniinae Archaeopithecus Interatheriidae Plesiotypotherium Llullataruca Elmerriggsia Paulogervaisia Xenungulata Gualta cuyana Perutherium Adianthus Eurygenium Edvardotrouessartia Adiantoides Antofagastia Neobrachytherium Victorlemoinea Thomashuxleya Ethegotherium Macraucheniopsis Tetragonostylops Simpsonotus Proargyrohyrax Deuterotherium Ancylocoelus Typotheriopsis Parastrapotherium Altitypotherium Pseudhyrax Diplasiotherium Proti