†order Aulacocerida Stolley 1919 (belemnite)
Parent taxon: Coleoidea according to A. C. Riccardi 2019
Sister taxa: Belemnoida, Belemnoidea, Belemnomorpha, Decabrachia, Decembrachiata, Diplobelida, 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 (2), Italy (4), Mexico (2), New Zealand (1), Oman (1), Romania (4), the Russian Federation (1), United States (8: California, Nevada, Oregon)
• Devonian of Germany (1)
Total: 37 collections including 50 occurrences