†subfamily Polyptychitinae Wedekind 1918 (ammonite)

Cephalopoda - Ammonitida - Polyptychitidae

Parent taxon: Polyptychitidae according to A. Lukeneder 2004

See also Alsen 2006, Imlay 1957, Imlay and Jones 1970, Jeletzky and Kemper 1988, Kemper and Jeletzky 1979, Wright 1952 and Wright et al. 1996

Sister taxa: Siberites, Simbirskitinae

Subtaxa: Dichotomites Hertleinites Polyptychites Wellsia

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Type: Polyptychites

Ecology: fast-moving nektonic carnivore

Distribution:

• Cretaceous of Austria (1 collection), Canada (32: British Columbia, Northwest Territories, Yukon), France (1), Germany (1), Greenland (22), Mexico (2), Poland (15), the Russian Federation (66), Svalbard and Jan Mayen (7), United States (20: California, Oregon)

Total: 167 collections including 315 occurrences

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