Cephalopoda - Ammonoidea - Polyptychitidae

PaleoDB taxon number: 343667

Alternative combinations: Astieriptychites astieriptychus, Euryptychites (Euryptychites) astieriptychus, Polyptychites (Astieriptychites) astierptychus

Synonyms: Astieriptychites sphaericiformis Gordeev 1971 (no. 343671), Astieriptychites tenuiptychus Bodylevsky 1960 (no. 343669), Euryptychites splendens Bodylevsky 1968 (no. 343670)

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

Sister taxa: Astieriptychites obsoletus, Polyptychites (Astieriptychites) astieriformis

Ecology: fast-moving nektonic carnivore

Average measurements (in mm): shell width 43.2, shell diameter 65.6