Cephalopoda - Ammonitida - Collignoniceratidae
Alternative spelling: Prionocyclus (Collignoniceras)
Invalid subtaxa: Acanthoceras (Prionotropis) Meek 1876 [replaced name], Collignoniceras (Selwynoceras) Warren and Stelck 1940 [replaced name], Prionotropis Meek 1876 [replaced name], Selwynoceras Warren and Stelck 1940 [replaced name]
Parent taxon: Collignoniceratinae according to W. J. Kennedy and A. S. Gale 2016
See also Futakami 1990, Kennedy and Cobban 1988, Kennedy et al. 2001, Kennedy and Klinger 2008, Kennedy and Wright 1983, Matsumoto 1959, Sepkoski 2002, Summesberger 1992 and Wright 1952
Sister taxa: Cibolaites, Collignonicerites, Gauthiericeras, Lecointriceras, Lymaniceras, Prionocyclites, Prionocycloceras, Prionocyclus, Reesidites, Subprionocyclus, Subprionotropis
Subtaxa: Collignoniceras bravaisianum Collignoniceras carolinum Collignoniceras jorgenseni Collignoniceras klamathensis Collignoniceras percarinatum Collignoniceras praecox Collignoniceras vermilionense Collignoniceras woollgari Prionotropis caurinus Prionotropis hiltensis Selwynoceras mexicanum
Ecology: fast-moving nektonic carnivore
Distribution:
• Cretaceous of Australia (1 collection), Austria (1), Canada (10: Alberta, British Columbia), Colombia (1), France (7), Germany (7), Japan (5), Mexico (4), the United Kingdom (1), United States (47: Arizona, California, Kansas, Minnesota, Nebraska, New Mexico, Oregon, South Dakota, Texas, Wyoming)
Total: 84 collections including 96 occurrences
Specimen images are retrieved through the ePANDDA API.
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