Cephalopoda - Ammonitida - Polymorphitidae
Synonym: Eremiticeras Faraoni et al. 2002
Parent taxon: Tropidoceratinae according to M. K. Howarth 2013
See also Braga and Rivas 1985, Bremer 1965, Frebold 1970, Hillebrandt 2006, Meister and Friebe 2003, Sepkoski 2002, Smith and Tipper 1996 and Thomson and Smith 1992
Sister taxa: Acanthopleuroceras, Catriceras, Dayiceras, Paratropidoceras
Subtaxa: Tropidoceras actaeon Tropidoceras atuelense Tropidoceras calliplocoides Tropidoceras calliplocum Tropidoceras demonense Tropidoceras ellipticum Tropidoceras erythraeum Tropidoceras flandrini Tropidoceras frischmanni Tropidoceras futtereri Tropidoceras hamulatum Tropidoceras heterogeneum Tropidoceras masseanum Tropidoceras mediterraneum Tropidoceras rotundum Tropidoceras rursicosta Tropidoceras semilaevis Tropidoceras stahli Tropidoceras stahliforme Tropidoceras zitteli
Ecology: fast-moving nektonic carnivore
Distribution:
• Jurassic of Algeria (1 collection), Argentina (24), Austria (8), Canada (93: British Columbia), Chile (3), France (37), Hungary (19), Morocco (10), Papua New Guinea (1), Slovakia (1), Spain (10), Tunisia (7), Türkiye (21), the United Kingdom (6), United States (2: Nevada)
Total: 243 collections including 325 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.