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 Proclydonautilus according to E. S. Sobolev 1989
See also Kummel 1953 and Smith 1927
Sister taxa: Proclydonautilus anianiensis, Proclydonautilus gasteroptychus, Proclydonautilus goniatites, Proclydonautilus hessi, Proclydonautilus kiparisovae, Proclydonautilus natosini, Proclydonautilus okhotensis, Proclydonautilus pseudoseimkanensis, Proclydonautilus seimkanensis, Proclydonautilus sinekensis, Proclydonautilus spirolobus, Proclydonautilus squawensis, Proclydonautilus triadicus, Proclydonautilus ursensis
Type specimen: Its type locality is Brock Mountain, 3 miles east of Madison's ranch (Trachyceras subzone), which is in a Tuvalian carbonate limestone in the Hosselkus Formation of California
Ecology: nektobenthic carnivore
Average measurements (in mm): shell diameter 43.2
Distribution:
• Triassic of Svalbard and Jan Mayen (1 collection), United States (1: California)
Total: 2 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.