Fossil Gastropod Cyclonema Bilix Mount Orab Ohio

Description

Offered here is a beautiful cyclonema gastropod from the famous trilobite beds of the mount orab area of Ohio, arnhem formation.  This gastropod shows well preserved striations on the shell and has a rich color that rivals the trilobites from the same area. The cyclonema is also pretty beefy, measuring in at about 1.5 inches in diameter.