Cephalopoda - Ceratitida - Trachyceratidae
Alternative spelling: Sirenitidae
Parent taxon: Trachyceratidae according to M. Urlichs 2017
See also Konstantinov 1999, Lukeneder and Lukeneder 2014, Tozer 1980, Tozer 1981 and Tozer 1994
Sister taxa: Anolcitinae, Arpaditinae, Boreotrachyceras, Brotheotrachyceras, Hannaoceras, Haoceratinae, Langdaiceras, Nannites, Okhototrachyceras, Protrachyceratinae, Trachyceratinae
Subtaxa: Anasirenites Diplosirenites Neosirenites Norosirenites Orientosirenites Pamphagosirenites Pseudosirenites Pseudotibetites Pterosirenites Seimkanites Sirenites Sirenites nabeschi Sirenotrachyceras Striatosirenites Vredenburgites
Type: Sirenites
Distribution:
• Triassic of Austria (2 collections), Bosnia and Herzegovina (1), Canada (66: British Columbia, Northwest Territories, Nunavut, Yukon), China (1), Hungary (2), India (1), Indonesia (10), Italy (35), Japan (1), Mexico (2), Nepal (3), Papua New Guinea (1), Romania (1), the Russian Federation (35), Svalbard and Jan Mayen (6), Türkiye (4), Ukraine (2), United States (4: Alaska, California, Nevada)
Total: 177 collections including 220 occurrences