Notonychops Adiantoides Pueblo chico, infierno grande Proterotheriidae Carlos Morel (painter) Río Inabón Joaquín Camacho Litopterna Toro Negro State Forest Guayo River Viviane Porto Uruguayodon Proterotherium Paramacrauchenia Tetramerorhinus Mónika Sánchez Patriarchus Teratopithecus Proacrodon Guilielmofloweria Micrauchenia Propachyrucos Coquenia Juchuysillu Saltaodus Typotheria Toxodontia Eoauchenia Pseudobrachytherium Amilnedwardsia Pascualihippus Astrapotheria Eotypotherium Sparnotheriodontidae South American native ungulates Sparnotheriodon Notohippus Comahuetherium Olisanophus Pyrotheria Mesolicaphrium Eoastrapostylops Termastherium Fiandraia Megadolodu…

us Thadanius Requisia Adianthidae Hegetotheriopsis Anayatherium Piauhytherium Didolodontidae Archaeohyrax Liarthrus Medistylus Prohegetotherium Chasicotherium Picturotherium Santiagorothia Bounodus Casamayoran Palyeidodon Henricosborniidae Maddenia Brachytherium Nonotherium Othnielmarshia Nanolophodon Hegetotheriidae Mendozahippus Hegetotherium Oldfieldthomasiidae Prolicaphrium Oldfieldthomasia Martinmiguelia Archaeopithecidae Leontinia Polymorphis Archaeogaia Paginula Uruguaytherium Thoatheriopsis Phoenixauchenia Notioprogonia Tricoelodus Ultrapithecus Notiolofos Pa

ranisolambda Eomorphippus Tremacyllus Transpithecus Protolipterna Dolichostylodon Windhausenia Proectocion Homalodotherium Shecenia Taubatherium Proticia Umayodus Carolodarwinia Notoetayoa Boleatherium Lamegoia Archaeotypotherium Gyrinodon Trigodon Rhyphodon Neolicaphrium Proadinotherium Eohyrax Macraucheniopsis Antofagastia Victorlemoinea Tetragonostylops Ethegotherium Simpsonotus Neobrachytherium Thomashuxleya Pyrotheriidae Xenungulata Edvardotrouessartia Eurygenium Perutherium Gualta cuyana Adianthus Scalabrinitherium Cramaucheniinae Plesiotypotherium Archaeopithecus Otrhonia Interatheriidae Paranauchenia Rhynchippus Xotodon Allalmeia Mesotheriidae Peripantostylops