†family Arietitidae Hyatt 1875 (ammonite)

Cephalopoda - Ammonitida - Arietitidae

Parent taxon: Psiloceratoidea according to M. K. Howarth 2013

See also Blau 1998, Geczy and Meister 2007 and Macchioni et al. 2006

Sister taxa: Asteroceratidae, Cymbitidae, Echioceratidae, Oxynoticeratidae, Phyllytoceratidae, Psiloceratidae, Schlotheimiidae, Oxyarietites

Subtaxa: Agassiceratinae Alsatitinae Ammonites bisulcatus Arietitinae Bartoliniceras Hypasteroceratinae Pseudotropitinae

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Ecology: fast-moving nektonic carnivore

Distribution:

• Jurassic of Argentina (8 collections), Austria (29), Belgium (1), Canada (151: Alberta, British Columbia, Yukon), Chile (2), China (12), France (4), Germany (32), Hong Kong (2), Hungary (16), Indonesia (6), Italy (11), Luxembourg (2), Mexico (13), New Caledonia (1), the Russian Federation (1), Slovakia (1), Switzerland (1), Tunisia (3), Turkey (1), Ukraine (1), the United Kingdom (24), United States (77: Alaska, Nevada, Oregon)

• Triassic to Jurassic of Austria (1)

• Triassic of United States (1: California)

Total: 401 collections including 696 occurrences

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