Peratherium fugax Cope 1873

Mammalia - Theriiformes - Herpetotheriidae

Alternative combinations: Didelphis fugax, Herpetotherium fugax, Herpetotherium fuzax

Synonyms: Didelphis pygmaea Scott 1894, Didelphis scalare Cope 1873, Didelphis scalaris Cope 1873, Didelphis tricuspis Cope 1873, Didelphys pygmaea Scott 1894, Herpetotherium scalare Cope 1873, Herpetotherium tricuspis Cope 1873, Peratherium scalare Cope 1873, Peratherium tricuspis Cope 1873

Full reference: E. D. Cope. 1873. Third Notice Of Extinct Vertebrata From The Tertiary of the Plains. Paleontological Bulletin 16:1-8

Belongs to Herpetotherium according to M. Sánchez-Villagra et al. 2007

See also Cope 1873, Cope 1873, Galbreath 1953, Hay 1902, Hough 1961, Korth 1994, Krishtalka and Stucky 1983, Ostrander 1987, Russell 1984, Scott 1941, Troxell 1923 and White 1954

Sister taxa: Herpetotherium innominatum, Herpetotherium knighti, Herpetotherium merriami, Herpetotherium valens, Herpetotherium youngi


• Arikareean of United States (1: Nebraska collection)

• Oligocene of Canada (1: Saskatchewan), United States (16: Colorado, Montana, Nebraska, South Dakota)

• Eocene of Canada (1: Saskatchewan), United States (10: Colorado, Montana, Nebraska, North Dakota)

Total: 29 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.

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