This porifera or sponge is probably a Devonian period Hindia sphaeroidalis that was embedded in a chert nodule. The odd thing is most refe...

This picture was taken at the GeoFair 2009 of a fossil in the winning display case located at Cincinnati, Ohio. This trilobite mold is calle...

This picture was taken of a fossil in the winning display case at the GeoFair 2009 in Cincinnati, Ohio. This crinoid calyx fossil is calle...