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

orus Bonapartherium Peradectes Peradectidae Borhyaena Pucadelphys Alphadon Thylacosmilidae Protalphadon Deltatheridiidae Epidolops Hondonadia Borhyaenidae Amphiperatherium Cladosictis Mustersan Sparassodonta Thylacosmilus Didelphodon