Cephalopoda - Ammonitida - Acanthoceratidae
Full reference: W. A. Cobban. 1987. Some Middle Cenomanian (Upper Cretaceous) acanthoceratid ammonites from the Western Interior of the United States. United States Geological Survey Professional Paper 1445:1-28
Belongs to Protacanthoceras according to W. A. Cobban 1987
Sister taxa: Protacanthoceras bunburianus, Protacanthoceras fisherense, Protacanthoceras involutum, Protacanthoceras proteus, Protacanthoceras tuberculatum, Protacanthoceras vetula
Subtaxa: Protacanthoceras hosei hosei Protacanthoceras hosei sheridanense
Type specimen: USNM 388170
Ecology: fast-moving nektonic carnivore
Distribution:
• Cretaceous of United States (3: South Dakota, Wyoming collections)
Total: 3 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.