Cephalopoda - Nautilida - Clydonautilidae
Full reference: J. P. Smith. 1927. Upper Triassic marine invertebrate faunas of North America. United States Geological Survey Professional Paper 141:1-262
Belongs to Cosmonautilus according to B. Kummel 1953
See also Smith 1927
Sister taxa: Cosmonautilus dilleri, Cosmonautilus hersheyi, Cosmonautilus polaris, Cosmonautilus shastensis
Type specimen: Its type locality is North end of Brock Mountain (Juvavites subzone), which is in a Tuvalian carbonate limestone in the Hosselkus Formation of California
Ecology: nektobenthic carnivore
Average measurements (in mm): shell diameter 32.4
Distribution: found only at North end of Brock Mountain (Juvavites subzone)
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.