Cephalopoda - Ammonoidea

Alternative spelling: Protancyloceratinae

Parent taxon: Protancyloceratoidea according to J. Klein et al. 2007

Sister taxon: Aegocrioceratidae

Subtaxa: Cochlocrioceras, Juddiceras, Leptoceras, Parapedioceras, Protancyloceras, Vinalesites

View classification

Ecology: fast-moving nektonic carnivore