Cephalopoda - Ammonitida - Otoitidae
Full reference: G. E. G. Westermann. 1969. The ammonite fauna of the Kialagvik Formation at Wide Bay, Alaska Peninsula. Part II. Sonninia sowerbyi zone (Bajocian). Bulletins of American Paleontology 57:1-226
Belongs to Docidoceras (Pseudocidoceras) according to G. E. G. Westermann 1969
Sister taxa: Docidoceras (Pseudocidoceras) camachoi, Docidoceras (Pseudocidoceras) paucinodosum
Type specimen: USNM 160249, a shell. Its type locality is USGS Mesozoic 21251, Wide Bay, which is in a Bajocian marine shale in the Kialagvik Formation of Alaska.
Ecology: fast-moving nektonic carnivore
Average measurements (in mm): shell diameter 62.5
Distribution:
• Jurassic of United States (18: Alaska collections)
Total: 18 collections including 22 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.