Cephalopoda - Ammonitida - Oppeliidae
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 Oppelia (Oxycerites) according to R. W. Imlay 1953
Sister taxa: Oxycerites (Alcidellus), Oxycerites (Oxycerites), Oxycerites aspidoides, Oxycerites besairiei, Oxycerites hersilia, Oxycerites orbis, Oxycerites oxus, Oxycerites rodoensis, Oxycerites subcostarius
Type specimen: USNM 108018, a shell. Its type locality is USGS Mesozoic 3029, Iniskin Bay, which is in a Callovian marine siliciclastic in the Chinitna Formation of Alaska.
Ecology: fast-moving nektonic carnivore
Average measurements (in mm): shell diameter 63.0
Distribution: found only at USGS Mesozoic 3029, Iniskin Bay
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.