Full reference: A. Stoyanow. 1949. Lower Cretaceous stratigraphy in southeastern Arizona. Geological Society of America Memoir 38:1-156
Parent taxon: Ancyloceratina according to J. L. Latil and E. Jaillard 2023
See also Frau 2023
Sister taxa: Ancyloceratoidea, Douvilleiceratoidea, Parahoplitoidea, Protancyloceratoidea, Scaphitoidea, Turrilitoidea
Subtaxa: Acanthohoplitidae
Type: Acanthohoplites
Ecology: fast-moving nektonic carnivore
Distribution:
• Cretaceous of Argentina (1 collection), Colombia (3), Denmark (1), Egypt (1), France (46), Georgia (1), Germany (7), Hungary (1), Iran (26), Italy (2), Japan (7), Madagascar (11), Mexico (69), Morocco (3), Mozambique (4), Peru (11), the Russian Federation (3), South Africa (3), Tunisia (3), the United Kingdom (18), United States (38: Arizona, California, Louisiana, Texas), Venezuela (4)
Total: 263 collections including 437 occurrences