Kentucky Geological Survey, 



CHARLES J. NORWOOD, Director. 



Bulletin No. 5. 



The Upper Ordovician Rocks of Kentucky 

 and their Bryozoa. 



BY 



JOHN M. NICKLES. 



Office of the Survey: Lexington, Ky, 



1905. 



PRINTED BY THE GEO. G. FETTER COMPANY, LOUISVILLE. 

 1905. 



