†Arctocephalites (Cranocephalites) (ammonite)

Cephalopoda - Ammonitida - Cardioceratidae

Alternative spelling: Cranocephalites

Parent taxon: Arctocephalites according to R. W. Imlay 1962

See also Arkell et al. 1957 and Sepkoski 2002

Sister taxa: Arctocephalites alticostus, Arctocephalites arcticus, Arctocephalites callomoni, Arctocephalites elegans, Arctocephalites saypoensis

Subtaxa: Arctocephalites (Cranocephalites) costidensus Arctocephalites (Cranocephalites) gracilis Arctocephalites (Cranocephalites) maculatus Arctocephalites (Cranocephalites) platynotus Arctocephalites (Cranocephalites) pompeckji Arctocephalites (Cranocephalites) sawtoothensis

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Ecology: fast-moving nektonic carnivore

Distribution:

• Jurassic of United States (33: Alaska, Montana collections)

Total: 33 collections including 40 occurrences

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