Cephalopoda - Ammonoida - Ceratitidae
Parent taxon: Beyrichitinae according to E. T. Tozer 1994
See also Sepkoski 2002, Spath 1934 and Tozer 1981
Sister taxa: Aghdarbandites, Anagymnotoceras, Arctogymnites, Beyrichites, Billingsites, Chiratites, Dixieceras, Eofrechites, Eogymnotoceras, Esinoceras, Eudiscoceras, Favreticeras, Frechitoides, Gangadharites, Guexites, Gymnotoceras, Hollandites, Kocaelia, Lardaroceras, Nicholsites, Nicomedites, Parafrechites, Philippites, Pleurofrechites, Pseudohollandites, Schreyerites, Serpianites, Trachyornites, Tuchodiceras
Subtaxa: Frechites bisulcatus Frechites chischa Frechites chischeformis Frechites darkiensis Frechites hamatus Frechites kindlei Frechites laqueatus Frechites lenaensis Frechites nevadanus Frechites occidentalis
Type: Ceratites humboldtensis
Ecology: nektonic carnivore
Distribution:
• Triassic of Canada (12: British Columbia, Nunavut collections), Israel (1), the Russian Federation (21), Svalbard and Jan Mayen (16), United States (23: Nevada)
Total: 73 collections including 100 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.