Curated OER
Black Hills Institute of Geological Research, Inc.: Ammonoids
This is an Ammonoid, more commonly referred to as an Ammonite, an extinct ancestor of today's octopus, squid and nautilus.
Curated OER
Black Hills Institute of Geological Research, Inc.: Ammonoids
Ammonoids, more commonly referred to as Ammonites, are the extinct ancestors of today's octopus, squid and nautilus. This page shows several types.