Cephalopoda - Ammonitida - Polymorphitidae
Full reference: E. Haug. 1887. Über die “Polymorphitidae,” eine neue Ammonitenfamilie aus dem Lias. Neues Jahrbuch für Mineralogie, Geologie und Paläontologie, Stuttgart 1887(2):89-163
Parent taxon: Eoderoceratoidea according to M. K. Howarth 2013
See also Blau et al. 2000, Braga and Rivas 1985, Donovan and Surlyk 2003, Frebold 1970, Meister and Friebe 2003, Smith and Tipper 1996 and Thomson and Smith 1992
Sister taxa: Coeloceratidae, Dactylioceratidae, Eoderoceratidae, Liparoceratidae, Phricodoceratidae
Subtaxa: Polymorphitinae Tropidoceratinae
Ecology: fast-moving nektonic carnivore
Distribution:
• Jurassic of Algeria (1 collection), Argentina (25), Austria (15), Canada (149: British Columbia, Yukon), Chile (10), Denmark (1), France (179), Germany (4), Greenland (16), Hungary (37), Indonesia (1), Italy (4), Mexico (4), Morocco (12), Papua New Guinea (1), Portugal (18), Romania (1), the Russian Federation (2), Slovakia (2), Spain (23), Tunisia (9), Türkiye (27), Ukraine (1), the United Kingdom (37), United States (7: Nevada)
Total: 586 collections including 897 occurrences