Cephalopoda - Ammonitida - Polymorphitidae
Full reference: A. Hillebrandt. 2006. Ammoniten aus dem Pliensbachium (Carixium und Domerium) von Südamerika. Revue de Paléobiologie, Genève 25:1-403
Belongs to Tropidoceras according to A. Hillebrandt 2006
Sister taxa: Tropidoceras actaeon, 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
Type specimen: TUB 8321206/3/4, a shell. Its type locality is Puesto Araya (T. atuelense horizon, sample 831206/3), which is in an Ibex carbonate limestone in Argentina.
Ecology: fast-moving nektonic carnivore
Average measurements (in mm): shell diameter 38.9
Distribution:
• Jurassic of Argentina (2 collections)
Total: 2 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.