Cephalopoda - Ammonitida - Cardioceratidae
Full reference: R. W. Imlay. 1953. Callovian (Jurassic) ammonites from the United States and Alaska Part 2. Alaska Peninsula and Cook Inlet regions. United States Geological Survey Professional Paper 249-B:41-108
Belongs to Cadoceras according to R. W. Imlay 1953
Sister taxa: Cadoceras (Bryocadoceras), Cadoceras (Pseudocadoceras), Cadoceras bathomphalum, Cadoceras bellabimba, Cadoceras comma, Cadoceras doroschini, Cadoceras glabrum, Cadoceras pishmae, Cadoceras sublaeve, Cadoceras tenuicostatum, Cadoceras wosnessenskii
Type specimen: USNM 108081, a shell. Its type locality is USGS Mesozoic 12408, Wide Bay, which is in a Callovian marine siliciclastic in the Shelikof Formation of Alaska.
Ecology: fast-moving nektonic carnivore
Average measurements (in mm): shell diameter 72.8
Distribution:
• Jurassic of United States (4: Alaska collections)
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.