Cephalopoda - Ammonitida - Perisphinctidae
Parent taxon: Perisphinctidae according to V. V. Mitta 2023
See also Sandoval and Westermann 1986 and ZatoĊ 2010
Sister taxa: Albanesiceras, Ammonites heterostrophus, Aulacostephaninae, Bajocisphinctes, Choffatiasphinctes, Crussoliceras, Dorsoplanitinae, Euvirgalithacoceras, Franchia, Idoceratinae, Microbajocisphinctes, Mirosphinctes, Neuqueniceras, Organoceras, Orionoides, Oxysphinctes, Passendorferiinae, Perisphinctinae, Pictoniinae, Praebigotites, Procerites, Proplanulitinae, Prorsisphinctes, Prososphinctinae, Pseudogravesia, Pseudoperisphinctinae, Pseudovirgatitinae, Sicilisphinctes, Siemiradzkia, Sivajiceratinae, Subgrossouvria, Tolvericeras, Vinalesphinctinae, Virgatitinae, Virgatopavlovia, Virgatosphinctinae, Wagnericeras dietrichi, Zenostephanus, Zigzagiceratinae
Subtaxa: Leptosphinctes Lobosphinctes Planisphinctes Praeleptosphinctes Stephanosphinctes Vermisphinctes
Type: Leptosphinctes
Ecology: fast-moving nektonic carnivore
Distribution:
• Jurassic of Argentina (1 collection), Canada (1: British Columbia), Chile (2), Egypt (3), Germany (3), Hungary (6), Iran (2), Kenya (1), Mexico (4), Poland (3), the Russian Federation (24), Saudi Arabia (2), Serbia (1), Spain (1), Turkmenistan (3), Ukraine (1), the United Kingdom (1), United States (1: Oregon)
Total: 60 collections including 104 occurrences