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

ucadelphys Peradectes Peradectidae Sulestes Epidolops Deltatheridiidae Cladosictis Borhyaenidae Hondonadia Amphiperatherium Thylacosmilus Didelphodon Santacrucian Santa Cruz Formation