Cephalopoda - Ammonitida - Hildoceratidae
Alternative combination: Ammonites algovianus
Synonyms: Ammonites retrorsicosta Oppel 1862, Arieticeras almoetianum Fucini 1931
Full reference: A. Oppel. 1862. III: Ueber jurassische Cephalopoden. Palaeontologische Mittheilungen aus dem Museum des Koeniglichen Bayerischen Staates 1:127-262
Belongs to Arieticeras according to M. K. Howarth 2013
See also Blau and Meister 1991, Frebold 1970, Géczy and Meister 1998, Hillebrandt 2006, Howarth 1955, Meister 1989, Meister et al. 2011, Meister and Friebe 2003, Oppel 1862, Smith and Tipper 1996 and Thomson and Smith 1992
Sister taxa: Arieticeras amalthei, Arieticeras apertum, Arieticeras bertrandi, Arieticeras disputabile, Arieticeras domarense, Arieticeras japonicum, Arieticeras lupheri, Arieticeras macrum, Arieticeras micrasterias, Arieticeras ruthenense
Ecology: fast-moving nektonic carnivore
Average measurements (in mm): shell diameter 47.4
Distribution:
• Jurassic of Austria (4 collections), Canada (34: British Columbia, Yukon), Chile (2), France (1), Hungary (9), Morocco (5), the Russian Federation (2), Tunisia (12), United States (4: Nevada)
Total: 73 collections including 74 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.