Alternative combinations: Didymictis haydenianus, Viverravus haydenianus
Synonyms: Didymictis primus Cope 1884, Prolimnocyon macfaddeni Rigby, Jr. 1980
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
See also Alroy 2002, Cope 1882, Cope 1884, Gingerich and Winkler 1985, MacIntyre 1966, Matthew 1909, Matthew 1937, Rigby 1980, Rose 1981, Scott 1892, Williamson 1996, Williamson and Lucas 1993 and Zack 2012
- Protictis haydenianus: AMNH 3368, a partial skull (left maxilla with P3-M2 and left dentary with p4-m2)
- Didymictis primus:
- Prolimnocyon macfaddeni: Its type locality is Swain Quarry, which is in a Torrejonian terrestrial horizon in the Fort Union Formation of Wyoming.
Ecology: ground dwelling carnivore
Total: 19 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.