†suborder Perisphinctina Steinmann 1890 (ammonite)
Parent taxon: Ammonitida according to Z. Vašíček et al. 2023
Sister taxa: Agoniatitida, Ammonites, Ammonitina, Ancyloceratina, Ancylocerina, Cardiocerina, Haploceratina, Olcostephanina, Protancyloceratina, Psilocerina, Stephanocerina
Subtaxa: none
Ecology: fast-moving nektonic carnivore
Distribution: there are no occurrences of Perisphinctina in the database