List of prehistoric mammals Antarctodolops Pappotherium Asiatherium Stagodontidae Sinodelphys Atokatheridium Australohyaena Andinodelphys Chulpasia Gurlin Tsav skull Deltatheroides Arminiheringia Deltatheridium Scalaridelphys Callistoe Gurbanodelta Holoclemensia Polydolopimorphia Herpetotherium Sulestes Fredszalaya Peratherium Argyrolagus Unnuakomys Prothylacinus Arcantiodelphys Siamoperadectes Mayulestes Hondalagus Anatoliadelphys Proborhyaenidae Deltatheroida Mimoperadectes Proborhyaena Alphadontidae Paraborhyaena Oklatheridium Albertatherium Nanocuris Patagosmilus Tsagandelta Maastrichtidelphys Epidolops Deltatheridiidae Lotheridium Eodelphis Amphiperatherium Herpetotheriidae Pharso…

ophorus Bonapartherium Alphadon Peradectes Peradectidae Borhyaena Pucadelphys Thylacosmilidae Protalphadon Hondonadia Borhyaenidae Cladosictis Thylacosmilus Sparassodonta Didelphodon