Cephalopoda - Ceratitida - Longobarditidae
Alternative combinations: Ceratites hayesi, Czekanowskites hayesi, Stannakhites hayesi
Belongs to Tetsaoceras according to E. T. Tozer 1994
See also Bychkov et al. 1976, Dagis et al. 1996, Hounslow et al. 2008, McLearn 1969 and Silberling and Nichols 1982
Sister taxon: Tetsaoceras angulatum
Type specimen: Its type locality is Talus east of Mile Post 378, Alaska Highway, which is in a Bithynian marine siliciclastic in the Toad Formation of Canada
Average measurements (in mm): shell diameter 30.1
Distribution:
• Triassic of Canada (7: Alberta, British Columbia collections), the Russian Federation (2), Svalbard and Jan Mayen (2), United States (2: Nevada)
Total: 13 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.