Cephalopoda - Ceratitida - Trachyceratidae
Full reference: E. T. Tozer. 1980. New genera of Triassic Ammonoidea. Current Research, Part A. Geological Survey of Canada Paper 80-1A:107-113
Parent taxon: Protrachyceratinae according to N. Fantini Sestini 1994
See also Sepkoski 2002, Tozer 1980, Tozer 1981 and Tozer 1994
Sister taxa: Paratrachyceras, Protrachyceras, Spirogmoceras
Subtaxa: Eoprotrachyceras americanum Eoprotrachyceras curionii Eoprotrachyceras dunni Eoprotrachyceras gibsoni Eoprotrachyceras gredleri Eoprotrachyceras lahontanum Eoprotrachyceras matutinum Eoprotrachyceras meeki Eoprotrachyceras subasperum
Ecology: nektonic carnivore
Distribution:
• Triassic of Canada (3: Alberta, British Columbia collections), Greece (1), Hungary (2), Italy (15), Spain (12), United States (6: Nevada)
Total: 39 collections including 45 occurrences
Specimen images are retrieved through the ePANDDA API.
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