†family Aulacostephanidae Spath 1924 (ammonite)
Cephalopoda - Ammonitida - Aulacostephanidae
Parent taxon: Perisphinctoidea according to J. K. Wright 2010
See also Zeiss 1987
Sister taxa: none
Subtaxa: Aulacostephanus Gravesia Gravesiinae Microbiplices Pictonia Prorasenia Ringsteadia Vielunia
Ecology: fast-moving nektonic carnivore
Distribution:
• Cretaceous of Chile (1 collection)
• Jurassic to Cretaceous of the Russian Federation (1)
• Jurassic of Argentina (3), France (8), Germany (16), Madagascar (2), Romania (6), the Russian Federation (50), Spain (2), Switzerland (3), the United Kingdom (46)
Total: 138 collections including 269 occurrences