†suborder Ancylocerina (ammonite)
Parent taxon: Ammonitida according to A. A. Shevyrev 2006
Sister taxa: Ammonitina, Ataxioceratidae, Cardiocerina, Gastroplitinae, Haplocerina, Psilocerina, Pulchelliidae, Stephanocerina
Subtaxa: none
Ecology: fast-moving nektonic carnivore