// H« 



■'^1'^ BULLETIiN 



Scientific Laboratories 



DENISON UNIVERSITY. 



VOLUME IX. PART 1 



WITH TWO MAPS. 



EDITED BY 



W. G. TIGHT, M.S. 

 Department of Geology and Ahittiral History. 



CONTENTS. 



I. The Palaeozoic Formation. W. F. Cooper i 



II. Lichens of Licking County. J. Orrin R. Fisher ^ n 



III. Contributions to the Knowledge of the Prf-glacial 

 Drainage of Ohio. 



Part II. Preglacial and Recent Drainage Channels in Ross 



County, Ohio. (Plate I.) Gerard Fowke 15 



Part III. A Preglacial Tributary to Paint Creek and Its 

 Relation to the Beech Flats of Pike County, Ohio. 

 (Plate II.) W. G. Tight 25 



GRANVILLE, OHIO, DECEMBER, 1895. 



