†family Nathorstitidae Spath 1951 (ceratite)
Cephalopoda - Ceratitida - Nathorstitidae
Full reference: L. F. Spath. 1951. Catalogue of the Fossil Cephalopoda in the British Museum (Natural History), Part V, The Ammonoidea of the Trias (II) 1-228
Parent taxon: Nathorstitaceae according to A. S. Dagys and A. G. Konstantinov 1997
See also Tozer 1981 and Tozer 1994
Sister taxa: Proteusitidae, Thanamitidae, Tsvetkovitidae
Subtaxa: Indigirites Metasphingites Nathorstites Stolleyites
Ecology: nektonic carnivore
Distribution:
• Triassic of Canada (63: British Columbia, Nunavut collections), Greenland (1), the Russian Federation (36), Svalbard and Jan Mayen (29), United States (1: Alaska)
Total: 130 collections including 161 occurrences