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, Protetragonitidae, Nannolytoceratidae, Hamitaceae, Tetragonitoidea, Crioceratitaceae
Subtaxa: Pulchelliidae
Ecology: fast-moving nektonic carnivore
Distribution:
• Cretaceous of Austria (3 collections), Colombia (8), the Czech Republic (1), France (16), Georgia (1), Hungary (1), Italy (18), Mexico (16), Morocco (30), Spain (60), Trinidad and Tobago (2), Tunisia (5), United States (1: California)
• Jurassic to Cretaceous of Spain (1)
Total: 163 collections including 274 occurrences