Esthonyx bisulcatus Cope 1874 (tillodont)

Mammalia - Cimolesta - Esthonychidae

Synonyms: Esthonyx acer Cope 1874, Esthonyx burmeisteri Cope 1874, Esthonyx burmeisterii Cope 1874, Platychoerops burmeisteri Cope 1874

Belongs to Esthonyx according to C. L. Gazin 1953

See also Alroy 2002, Cope 1875, Gingerich and Gunnell 1979, Lucas and Schoch 1998, Lydekker 1885 and Simpson 1937

Sister taxa: Esthonyx acutidens, Esthonyx gunnelli, Esthonyx spatularius

Type specimens:

  • Esthonyx bisulcatus: U.S.N.M. No. 1103, a mandible (left lower jaw with three molars, P3, and two associated incisors).
  • Esthonyx acer: Its type locality is Almagre Arroyo (Cope), which is in a Wasatchian terrestrial horizon in the San Jose Formation of New Mexico.
  • Esthonyx burmeisterii:

Ecology: ground dwelling herbivore


• Eocene of United States (162: Colorado, New Mexico, Wyoming collections)

Total: 162 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.

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