On a New Exogyra From the Del Rio Clay and Some Observations on the Evolution of Exogyra in the Texas Cretaceous (open access)

On a New Exogyra From the Del Rio Clay and Some Observations on the Evolution of Exogyra in the Texas Cretaceous

Report describing a newly discovered type of oyster in the Texas Cretaceous stratigraphical zone.
Date: January 5, 1919
Creator: Böse, Emil, 1868-1927
System: The UNT Digital Library