Cephalopoda - Ammonoida - Tropitidae
Parent taxon: Tropitaceae according to E. T. Tozer 1994
See also Smith 1927, Tozer 1981 and von Mojsisovics 1896
Sister taxa: none
Subtaxa: Acanthotropites Anatropites Arctotropites Arietoceltites Discotropites Euisculites Gymnotropites Homerites Homeroceras Hoplotropites Indonesites Jovites Margaritropites Microtropites Paratropites Paulotropites Platotropites Pleurotropites Sibyllites Tritropidoceras Tropites
Ecology: nektonic carnivore
Distribution:
• Kaihikuan of United States (4: Nevada collections)
• Triassic of Bosnia and Herzegovina (2), Canada (84: British Columbia, Nunavut, Yukon), China (5), Hungary (1), India (4), Indonesia (7), Italy (2), Laos (1), Mexico (1), Nepal (7), the Russian Federation (2), Slovenia (2), Turkey (7), United States (47: Alaska, California, Nevada, Oregon), Vietnam (3)
Total: 179 collections including 350 occurrences