Cephalopoda - Ceratitida - Proteusitidae
Full reference: J. P. Smith. 1914. The Middle Triassic marine invertebrate faunas of North America. United States Geological Survey Professional Paper 83:1-254
Parent taxon: Proteusitidae according to E. T. Tozer 1994
See also Kummel 1960, Nakazawa and Bando 1968, Sepkoski 2002, Smith 1927, Spath 1951 and Tozer 1981
Sister taxa: Proteusites, Tozerites
Subtaxa: Tropigastrites costatus Tropigastrites lahontanus Tropigastrites louderbacki
Type: Tropigastrites trojanus
Ecology: nektonic carnivore
Distribution:
• Triassic of Canada (1: British Columbia collection), East Timor (1), Japan (1), New Zealand (1), the Russian Federation (3), Svalbard and Jan Mayen (3), United States (21: Nevada)
Total: 31 collections including 39 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.