Explore relationships

Engonoceratidae

Engonoceratidae is a family of typically compressed, more or less flat sided and involute ammonites (cephalopod order Ammonitida) from the mid Cretaceous belonging to the Hoplitoidea. shells have flat sided outer rims ( venters), at least in some stage.

Use + to expand a branch. Click a topic name to open its summary.