Notonychops Proacrodon Pseudobrachytherium Amilnedwardsia Pascualihippus Teratopithecus Patriarchus Saltaodus Juchuysillu Micrauchenia Guilielmofloweria South American native ungulates Sparnotheriodontidae Toxodontia Eoauchenia Adianthidae Propachyrucos Fiandraia Eotypotherium Mesolicaphrium Pyrotheria Typotheria Hegetotheriopsis Palyeidodon Notiolofos Paranisolambda Martinmiguelia Bounodus Liarthrus Medistylus Coquenia Didolodontidae Prohegetotherium Boleatherium Lamegoia Eomorphippus Archaeohyrax Nanolophodon Picturotherium Santiagorothia Olisanophus Oldfieldthomasia Hegetotherium Mendozahippus Hegetotheriidae Notohippus Oldfieldthomasii…

idae Thoatheriopsis Notioprogonia Phoenixauchenia Nonotherium Othnielmarshia Edvardotrouessartia Eurygenium Perutherium Megadolodus Thadanius Gualta cuyana Adianthus Taubatherium Eoastrapostylops Termastherium Sparnotheriodon Paginula Leontinia Archaeogaia Comahuetherium Polymorphis Trigodon Rhyphodon Archaeotypotherium Eohyrax Gyrinodon Proadinotherium Anayatherium Neolicaphrium Prolicaphrium Plesiotypotherium Requisia Cramaucheniinae Archaeopithecus Rhynchippus Ultrapithecus Tricoelodus Proectocion Shecenia Scarrittia Pyrotheriidae Proticia Proargyrohyrax Typotheriopsis Deuterotheri

um Parastrapotherium Archaeopithecidae Diplasiotherium Altitypotherium Maddenia Astrapotheria Neobrachytherium Macraucheniopsis Ethegotherium Thomashuxleya Victorlemoinea Simpsonotus Chasicotherium Uruguaytherium Punahyrax Pisanodon Notopithecus Notoetayoa Pseudotypotherium Interatheriidae Xotodon Scalabrinitherium Otrhonia Paranauchenia Mesotheriidae Astrapothericulus Isotemnidae Allalmeia Peripantostylops Morphippus Piauhytherium Trigonostylops Brucemacfaddenia Interatherium Asmithwoodwardia Ancylocoelus Pseudhyrax Dolichostylodon Protolipterna Henricosborniidae Antofagastia Griphodon Tetragonostyl