Cephalopoda - Ammonitida - Kosmoceratidae
Alternative spelling: Cosmoceratidae
Parent taxon: Perisphinctoidea according to S. Jain and M. Mazur 2021
See also Arkell et al. 1957 and Imlay 1953
Sister taxa: none
Subtaxa: Catasigaloceras Epicosmoceras Gowericeras Gulielmiceras Gulielmina Gulielmites Hoplikosmokeras Kepplerites Kosmoceratinae Lobokosmoceras Seymourites Sigaloceras Spinikosmoceras Toricellites Zugokosmoceras
Distribution:
• Cretaceous of Switzerland (1 collection)
• Jurassic of Azerbaijan (1), Canada (4: British Columbia), Chile (4), France (20), Germany (9), Madagascar (1), Poland (2), the Russian Federation (5), Svalbard and Jan Mayen (2), Sweden (1), Switzerland (26), the United Kingdom (11), United States (22: Alaska, California)
Total: 109 collections including 158 occurrences