2" Madagascan Ammonite

Ammonites were relatives of squids and nautili which thrived in the seas during the time of the dinosaurs. Their name originates from the Greek ram-horned god Ammon. There were many different varieties, ranging in size from a penny to a tractor tyre.

Period: Upper Jurassic
Age: approx. 150 million years
Origin: Madagascar
Size: 2″