Back in March 2021, the book A Romance in Natural History: The Lives and Works of Amadeus Grabau and Mary Antin was acquired from Amazon.co...

This post is of a trilobite cephalon fossil called Cheirarus dilatatus (Raymond, 1916). Fossil was found in the Waldron Shale of Clark Coun...

This post is of an Eucalyptocrinites (Goldfuss, 1831) holdfast fossil that grew on a fallen Eucalyptocrinites crassus (Hall, 1863) calyx cu...