Cephalopoda - Ammonitida - Desmoceratidae
Full reference: W. J. Kennedy and W. A. Cobban. 1990. Cenomanian micromorphic ammonites from the western interior of the USA. Palaeontology 33:379-422
Belongs to Moremanoceras according to W. J. Kennedy and W. A. Cobban 1990
Sister taxa: Moremanoceras costatum, Moremanoceras elgini, Moremanoceras flexuosum, Moremanoceras scotti, Moremanoceras straini
Type specimen: USNM 423691, a shell. Its type locality is USGS Mesozoic 22871, Alzada, which is in a Cenomanian marine shale in the Belle Fourche Shale Formation of Montana.
Ecology: fast-moving nektonic carnivore
Average measurements (in mm): shell diameter 60.5
Distribution:
• Cretaceous of United States (2: Montana, New Mexico collections)
Total: 2 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.