Parent taxon: Coleoidea according to A. C. Riccardi 2019
Sister taxa: Bactritoida, Belemnoida, Belemnoidea, Belemnomorpha, Decembrachiata, Glochinomorpha, Jeletzkya, Loligosepiida, Neocoleoidea, Onychoteuthis, Palaeoteuthomorpha, Phragmoteuthidida, Pohlsepia, Teuthidea, Ticinoteuthis, Decacera
Subtaxa: none
Ecology: fast-moving nektonic carnivore
Distribution:
• Jurassic of Canada (3: Alberta, British Columbia collections)
• Triassic of Austria (8), Canada (2: British Columbia), Indonesia (3), Italy (4), Japan (1), Mexico (2), Oman (1), Romania (4), the Russian Federation (1), Slovenia (1), United States (8: California, Nevada, Oregon)
• Permian of China (1), Greenland (1), United States (15: Idaho, Montana)
• Devonian of Germany (1)
Total: 56 collections including 69 occurrences