An ammonite in clay on the Dorset coast. Ammonites are an extinct class of Cephalopoda. They first appeared during the Lower Devonian period and were extinct in the Upper Cretaceous. Editorial Stock Photo - Afloimages
An ammonite in clay on the Dorset coast. Ammonites are an extinct class of Cephalopoda. They first appeared during the Lower Devonian period and were extinct in the Upper Cretaceous.