Mammalia - Theriamorpha - Periptychidae
Alternative combinations: Conoryctes ditrigonus, Periptychus ditrigonus
Synonym: Ectoconus majusculus Matthew 1937
Full reference: E. D. Cope. 1882. Synopsis of the Vertebrata of the Puerco Eocene epoch. Supplement on a new Meniscotherium from the Wasatch epoch. Proceedings of the American Philosophical Society 20:461-471
Belongs to Ectoconus according to J. J. Eberle and J. A. Lillegraven 1998
See also Cifelli et al. 1995, Cope 1882, Cope 1888, Eberle 2003, Hay 1902, Matthew 1937, Middleton 1983, Schoch 1986, Simpson 1941, Van Valen 1978, Williamson 1996 and Williamson and Lucas 1993
Sister taxa: Ectoconus cavigellii, Ectoconus symbolus
Type specimens:
- Ectoconus ditrigonus: AMNH 3798, a mandible (fragment of right dentary with m2)
- Ectoconus majusculus: Amer. Mus. No. 16500, a skeleton (nearly complete skeleton).
Ecology: ground dwelling herbivore
Distribution:
• Paleocene of United States (24: Colorado, New Mexico, Utah, Wyoming collections)
Total: 24 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.