Mammalia - Theriiformes - Peradectidae
Parent taxon: Metatheria according to T. E. Williamson et al. 2012
See also Horovitz et al. 2009, Kielan-Jaworowska et al. 2004, Korth 1994, Oliveira and Goin 2011 and Rose et al. 2012
Sister taxa: Adelodelphys, Anatoliadelphyidae, Anchistodelphys, Archaeonothos, Asiadelphia, Asiatherium, Dakotadens, Deltatheroida, Fieratherium, Jaskhadelphyidae, Marsupialia, Marsupialiformes, Mayulestidae, Pappotheriidae, Polydolopimorphia, Polyprotodontia, Protalphadon, Pucadelphydae, Sinbadelphys, Sparassodonta, Diprotodonta, Wirunodon
Subtaxa: Armintodelphys Caroloameghiniinae Maastrichtidelphys Mimoperadectes Pediomyidae Peradectes Peradectinae
Ecology: scansorial omnivore
Distribution:
• Miocene of Thailand (1 collection)
• Arikareean of United States (4: Montana, Nebraska)
• Oligocene of Argentina (1), Canada (2: Saskatchewan), United States (8: Colorado, Montana, Nebraska, Wyoming)
• Eocene of Argentina (8), Belgium (1), Canada (3: Saskatchewan), France (5), India (1), the United Kingdom (2), United States (127: California, Colorado, Mississippi, Nebraska, North Dakota, Utah, Virginia, Wyoming)
• Paleocene to Eocene of Brazil (1), Peru (2)
• Paleocene of Argentina (1), Bolivia (1), Canada (7: Alberta, Saskatchewan), United States (41: California, Colorado, Montana, New Mexico, North Dakota, Texas, Wyoming)
• Cretaceous of Belgium (1), Canada (21: Alberta, Saskatchewan), Mexico (1), Portugal (1), United States (92: Alaska, Colorado, Montana, New Mexico, North Dakota, South Dakota, Utah, Wyoming)
Total: 332 collections including 431 occurrences