Cephalopoda - Ammonitida - Acanthoceratidae
Full reference: W. A. Cobban. 1988. Tarrantoceras Stephenson and related ammonoid genera from Cenomanian (Upper Cretaceous) rocks in Texas and the western interior of the United States. United States Geological Survey Professional Paper 1473:1-30
Belongs to Neocardioceras according to W. A. Cobban 1988
Sister taxa: Neocardioceras densicostatum, Neocardioceras juddii, Neocardioceras laevigatum, Neocardioceras minutum, Neocardioceras transiens, Neocardioceras woodwardi
Type specimen: USNM 400863, a shell. Its type locality is USGS Mesozoic D5947, Black Hills, which is in a Cenomanian marine siliciclastic in the Belle Fourche Formation of Wyoming.
Ecology: fast-moving nektonic carnivore
Distribution:
• Cretaceous of United States (8: Colorado, Wyoming collections)
Total: 8 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.