Cephalopoda - Ammonitida - Collignoniceratidae

Parent taxon: Collignoniceratinae according to W. J. Kennedy et al. 2001

Sister taxa: Cibolaites, Collignoniceras, Collignonicerites, Gauthiericeras, Lecointriceras, Lymaniceras, Prionocycloceras, Prionocyclus, Reesidites, Subprionocyclus, Subprionotropis

Subtaxa: Prionocyclites mite

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Type: Prionocyclites mite

Ecology: fast-moving nektonic carnivore

Distribution: found only at USGS Loc. 22608, White Rock Scarp [Arcadia Peak Fm] (Cretaceous of Texas)

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Specimen images are retrieved through the ePANDDA API.