Adianthus Litopterna Cramauchenia Protypotherium Adianthidae Proacrodon Amilnedwardsia Pascualihippus Pseudobrachytherium Toxodontia Typotheria Eoauchenia Astrapotheria Hegetotheriopsis Patriarchus Teratopithecus Juchuysillu Saltaodus Comahuetherium Micrauchenia Guilielmofloweria Propachyrucos Coquenia Notohippus Olisanophus Bounodus Requisia Notiolofos Eomorphippus Paranisolambda Anayatherium Martinmiguelia Archaeopithecidae Henricosborniidae Maddenia Megadolodus Thadanius Fiandraia Picturotherium Santiagorothia Palyeidodon Pyrotheria Mesolicaphrium Ultrapithecus Phoenixauchenia Thoatheriopsis Notioprogonia Tricoelodus Lamegoia Boleatherium Notoetayoa South American native ungulates Sparnotheriodontidae Sparnotheriodon Eotypotheri…

ium Archaeogaia Leontinia Paginula Uruguaytherium Polymorphis Protolipterna Windhausenia Tremacyllus Dolichostylodon Transpithecus Allalmeia Morphippus Mesotheriidae Isotemnidae Peripantostylops Astrapothericulus Chasicotherium Carolodarwinia Archaeohyrax Medistylus Didolodontidae Piauhytherium Prohegetotherium Liarthrus Mendozahippus Hegetotheriidae Hegetotherium Oldfieldthomasiidae Oldfieldthomasia Prolicaphrium Notonychops Termastherium Eoastrapostylops Othnielmarsh

ia Nonotherium Brachytherium Propyrotherium Wainka Epitherium Nanolophodon Umayodus Rhyphodon Proadinotherium Trigodon Archaeotypotherium Eohyrax Neolicaphrium Gyrinodon Typotheriopsis Ancylocoelus Proargyrohyrax Deuterotherium Parastrapotherium Pseudhyrax Altitypotherium Diplasiotherium Proectocion Homalodotherium Shecenia Otrhonia Rhynchippus Scalabrinitherium Paranauchenia Cramaucheniinae Plesiotypotherium Xotodon Archaeopithecus Interatheriidae Pseudotypotherium Notopithecus Llullataruca Elmerriggsia Paulogervaisia Pisanodon Punahyrax Asmithwoodwardia Antarctodon Uruguayodon Xenungulata Gualta cuyana Perutherium Eurygenium Edvardotrouessartia Pleurostylodon Asmodeus (mammal) Hypsitherium Proadiantus A