Cephalopoda - Aulacoceratida - Xiphoteuthididae
Alternative spelling: Xiphoteuthidae
Synonym: Atractitidae Jeletzky 1965
Parent taxon: Aulacoceratida according to P. Doyle et al. 1994
See also Jeletzky 1966 and Silberling and Nichols 1982
Sister taxa: Chitinoteuthididae, Palaeobelemnopsidae
Subtaxa: Atractites Calliconites Metabelemnites Mojsisovicsteuthis Zugmontites
Distribution:
• Jurassic of Austria (2 collections), Canada (8: Alberta, British Columbia), Chile (18), Hungary (1), New Zealand (1)
• Triassic of Afghanistan (2), Austria (16), Bosnia and Herzegovina (10), Hungary (3), India (1), Indonesia (2), Italy (9), Mexico (2), Nepal (2), Romania (4), the Russian Federation (15), Switzerland (6), Turkey (4), United States (29: Alaska, California, Nevada)
• Permian of Tunisia (1)
Total: 136 collections including 179 occurrences