REPORT 





OF THE 



Geological Survey 



OF OHIO. 



VOLUME VII. 



ECONOMIC GEOLOGY. 

 ARCH/EOLOGY. 



BOTANY. 

 PALEONTOLOGY. 



PUBLISHED BY AUTHORITY OF THE LEGISLATURE OF OHIO. 



NORWALK, OHIO, 



TH U LANING PTG CO , STATE PRINTERS. 

 1893. 



