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

s Peradectidae Pucadelphys Deltatheridiidae Epidolops Hondonadia Borhyaenidae Amphiperatherium Cladosictis Thylacosmilus Sparassodonta Didelphodon