Herpetotherium youngi McGrew 1937 (marsupial)

Mammalia - Theriamorpha - Herpetotheriidae

Alternative combination: Peratherium youngi

Synonyms: Herpetotherium spindleri Macdonald 1963, Peratherium spindleri Macdonald 1963

Belongs to Herpetotherium according to W. W. Korth 1994

See also Macdonald 1963

Sister taxa: Herpetotherium fugax, Herpetotherium innominatum, Herpetotherium knighti, Herpetotherium marsupium, Herpetotherium merriami, Herpetotherium valens

Type specimens:

  • Herpetotherium youngi: Its type locality is Young Site, which is in a Harrisonian terrestrial sandstone in the Harrison Formation of Nebraska
  • Peratherium spindleri: SDSM 54343, a mandible (fragment of right mandible, with m1-4 and the roots of p3-4.). Its type locality is Sharps (SDSM V-5354), which is in a Geringian terrestrial horizon in the Sharps Formation of South Dakota.

Ecology: ground dwelling omnivore


• Harrisonian of United States (7: Nebraska collections)

• Arikareean of United States (3: Nebraska, South Dakota)

• Oligocene of Canada (1: Saskatchewan), United States (11: Nebraska, South Dakota)

Total: 22 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.

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