Parent taxon: Ammonitina according to C. W. Wright et al. 1996
Sister taxa: Acanthoceratoidea, Aspidoceratoidea, Deshayesitoidea, Desmoceratoidea, Engonoceratoidea, Eoderoceratoidea, Hammatoceratoidea, Hildoceratoidea, Hoplitoidea, Lytoceratoidea, Oppeliaceae, Perisphinctaceae, Perisphinctoidea, Psiloceratoidea, Sphaeroceratoidea, Spiroceratoidea, Stephanoceratoidea, Crioceratitaceae, Protetragonitidae, Tetragonitoidea, Nannolytoceratidae, Hamitaceae
Subtaxa: Pulchelliidae
Ecology: fast-moving nektonic carnivore
Distribution:
• Cretaceous of Austria (3 collections), Colombia (8), France (22), Georgia (1), Hungary (1), Italy (18), Mexico (16), Morocco (35), Slovakia (1), Spain (60), Trinidad and Tobago (2), Tunisia (5), United States (1: California)
• Jurassic to Cretaceous of Spain (1)
Total: 174 collections including 285 occurrences