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

lphadon Thylacosmilidae Alphadon Bonapartherium Borhyaena Pucadelphys Peradectes Peradectidae Sulestes Epidolops Deltatheridiidae Cladosictis Borhyaenidae Hondonadia Amphiperatherium Thylacosmilus Didelphodon