Cephalopoda - Ammonoidea - Dipoloceratidae

Parent taxon: Dipoloceratidae according to F. W. Whitehouse 1926

Sister taxa: Appudiceras, Elobiceras

Subtaxa: Prohysteroceras (Goodhallites), Prohysteroceras angolaense, Prohysteroceras richardsi

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Ecology: fast-moving nektonic carnivore