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

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