Cephalopoda - Ceratitida - Trachyceratidae
Parent taxon: Trachyceratidae according to M. Urlichs 2017
See also Balini et al. 2006, Fantini Sestini 1994, Fantini Sestini 1996, Gómez-Luna et al. 1998, Tozer 1981 and Tozer 1994
Sister taxa: Anolcitinae, Boreotrachyceras, Brotheotrachyceras, Hannaoceras, Haoceratinae, Langdaiceras, Nannites, Okhototrachyceras, Protrachyceratinae, Sirenitinae, Trachyceratinae
Subtaxa: Arctoarpadites Arctosirenites Argolites Arpadites Dittmarites Edmundites Hisnitites Klipsteinia Liardites Meginoceras Otoarpadites Silenticeras Trachystenoceras Yakutosirenites
Ecology: nektonic carnivore
Distribution:
• Triassic of Canada (48: British Columbia, Nunavut collections), China (1), Croatia (1), Hungary (2), India (4), Indonesia (1), Italy (59), Japan (2), Malaysia (1), Mexico (2), Romania (2), the Russian Federation (3), Slovenia (1), Türkiye (4), United States (4: Alaska, California)
Total: 135 collections including 198 occurrences