Cephalopoda - Ammonitida - Polymorphitidae
Alternative combinations: Acanthopleuroceras actaeon, Ammonites actaeon, Cycloceras actaeon
Full reference: A. d'Orbigny. 1844. Paléontologie Française - Description zoologique et géologique de tous les animaux mollusques et rayonnés fossiles de France - Terrains jurassiques. [Céphalopodes]. 1(Lvr 17-27):193-312
Belongs to Tropidoceras according to P. L. Smith and H. W. Tipper 1996
See also Bremer 1965, Frebold 1970, Meister 1986 and Spath 1928
Sister taxa: 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
Subtaxa: Acanthopleuroceras actaeon aegion Tropidoceras actaeon orientale
Type specimen: Its type locality is Les Cottards, nr Saint George de Poisieux, which is in a Pliensbachian marine horizon in France
Distribution:
• Jurassic of Canada (47: British Columbia collections), France (3), the United Kingdom (2)
Total: 52 collections including 53 occurrences
Specimen images are retrieved through the ePANDDA API.
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