[068-21] The Fauna and Paleoecology of a Pennsylvanian Shale
Gilliam, James K. and Fredrick R. Schram The Fauna and Paleoecology of a Pennsylvanian Shale 068-21-print
[068-04] Conodonts of the Mecca Quarry Shale
O’Neill, Timothy Charles and Frederick R. Schram Conodonts of the Mecca Quarry Shale 068-04-print