Cephalopoda - Ammonitida - Olcostephanidae
Full reference: R. W. Imlay and D. L. Jones. 1970. Ammonites from the Buchia zones in northwestern California and southwestern Oregon. United States Geological Survey Professional Paper 647-B:B1-B59
Belongs to Spiticeras (Negreliceras) according to R. W. Imlay and D. L. Jones 1970
Sister taxa: Negreliceras mirum, Negreliceras proteum, Spiticeras (Negreliceras) obliquenodosum, Spiticeras (Negreliceras) paranegreli
Type specimen: USNM 158815. Its type locality is USGS Mesozoic loc. 2286, Stony Creek, which is in a Berriasian marine sandstone in California.
Ecology: fast-moving nektonic carnivore
Distribution:
• Cretaceous of United States (6: California, Oregon collections)
Total: 6 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.