†Cunningtoniceras amphibolum fallense Cobban 1987 (ammonite)
Cephalopoda - Ammonitida - Acanthoceratidae
Alternative combination: Cunningtoniceras fallense
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 Cunningtoniceras amphibolum according to W. A. Cobban 1987
See also Wagner 2020
Sister taxa: none
Type specimen: USNM 388136
Ecology: fast-moving nektonic carnivore
Distribution:
• Cretaceous of United States (3: South Dakota, Wyoming collections)
Total: 3 collections each including a single occurrence