Cephalopoda - Goniatitida - Pericyclidae
Parent taxon: Pericycloidea according to W. M. Furnish et al. 2009
See also Korn 2006
Sister taxa: Furnishoceratidae, Intoceratidae, Kozhimitidae, Maxigoniatitidae, Muensteroceratidae, Rotopericyclidae, Sudeticeratidae, Temertassetiidae
Subtaxa: Ammonellipsitinae Hammatocyclinae Helicocyclinae Pericyclinae
Ecology: fast-moving nektonic carnivore
Distribution:
• Permian of India (1 collection)
• Carboniferous of Algeria (33), Bosnia and Herzegovina (1), France (1), Germany (3), Ireland (1), Morocco (5), the Russian Federation (1), the United Kingdom (4), United States (31: Arkansas, Idaho, Indiana, Kansas, Kentucky, Missouri, Montana, Nevada, New Mexico, Utah), Uzbekistan (13)
Total: 94 collections including 165 occurrences