Waldron Shale Fossil Identification Home/Waldron Shale Fossil Identification Shell Fossils: Brachiopods, Clams, Snails and Cephalopods Non-Shell Fossils: Crinoids, Trilobites, Cystoid, Corals and Bryozoans Join us and inspire a sense of wonder IN THE FALLS OF THE OHIO REGION. SIGN UP DONATE EVENTS