Cephalopoda - Ceratitida - Ceratitidae
Parent taxon: Beyrichitinae according to E. T. Tozer 1994
See also McLearn 1969, Sepkoski 2002 and Tozer 1981
Sister taxa: Aghdarbandites, Arctogymnites, Beyrichites, Billingsites, Chiratites, Dixieceras, Eofrechites, Eogymnotoceras, Esinoceras, Eudiscoceras, Favreticeras, Frechites, Frechitoides, Gangadharites, Guexites, Gymnotoceras, Hollandites, Kocaelia, Lardaroceras, Nicholsites, Nicomedites, Parafrechites, Philippites, Pleurofrechites, Pseudohollandites, Schreyerites, Serpianites, Trachyornites, Tuchodiceras
Subtaxa: Anagymnotoceras columbianum Anagymnotoceras dulanense Anagymnotoceras favretense Anagymnotoceras ino Anagymnotoceras spivaki Anagymnotoceras tozeri Anagymnotoceras variabilis Anagymnotoceras varium Anagymnotoceras wrighti
Ecology: nektonic carnivore
Distribution:
• Triassic of Canada (19: Alberta, British Columbia, Nunavut collections), China (1), the Russian Federation (2), Svalbard and Jan Mayen (4), United States (10: Nevada)
Total: 36 collections including 39 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.