Cephalopoda - Ammonitida - Polyptychitidae

Belongs to Polyptychites (Euryptychites) according to P. Alsen 2006

Sister taxa: Polyptychites (Euryptychites) copiocostatus, Polyptychites (Euryptychites) diplotomus, Polyptychites (Euryptychites) gravesiformis, Polyptychites (Euryptychites) laevis, Polyptychites (Euryptychites) latissimus, Polyptychites (Euryptychites) molsbergensis, Polyptychites (Euryptychites) pateraeformis, Polyptychites (Euryptychites) roemeri, Polyptychites (Euryptychites) rubricosus, Polyptychites (Euryptychites) subcoronatus

Ecology: fast-moving nektonic carnivore