Cephalopoda - Ellesmerocerida - Ellesmeroceratidae
Alternative combination: Endoceras monsensis
Full reference: C. D. Walcott. 1924. Cambrian and Ozarkian Brachiopoda, Ozarkian Cephalopods and Notostraca. Smithsonian Miscellaneous Collections 67:477-554
Belongs to Walcottoceras according to Ulrich and Foerste 1936
Sister taxon: Walcottoceras obliquum
Type specimen: Its type locality is 64p. Cliff on southeast side of Mons glacier, above head of Glacier Lake Canyon, which is in a Skullrockian carbonate limestone in the Survey Peak Formation of Canada.
Distribution:
• Ordovician of Canada (2: Alberta, British Columbia collections), United States (1: Utah)
• Skullrockian of Canada (1: Alberta)
Total: 4 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.