BULLETIN OF THE GEOLOGICAL SOCIETY OF AMERICA 



VOL. 17, PP. 65-228 MAY 28, 1906 



CARBONIFEROUS OF THE APPALACHIAN BASIN* 



BY JOHN J. STEVENSON 



(Presented by title before the Society December 29, 1905) 



CONTENTS 



Page 



Introduction 65 



Allegheny formation 69 



Correlation 69 



East from the Alleghenies 76 



First bituminous coal basin of Pennsylvania 80 



Second bituminous coal basin of Pennsylvania 88 



Western basins of Pennsylvania 94 



Ohio 109 



Kentucky 128 



West Virginia 131 



Conemaugh formatiou 154 



Correlation 154 



East from the Alleghenies 163 



First bituminous coal basin of Pennsylvania 165 



Second bituminous coal basin of Pennsylvania 168 



Western bituminous basins of Pennsylvania 172 



The northern panhandle of West Virginia 182 



Ohio 184 



Kentucky 200 



W T est Virginia 202 



Allegheny and Conemaugh in the anthracite fields 216 



Southern and Middle fields 216 



Northern field 222 



Introduction 



The Coal Measures above the P.ottsville have been grouped in various 

 ways by those who have studied the Appalachian basin. 



* The earlier papers of this series are in this Bulletin, volume 14, pages 15-96 ; 

 volume 15, pages 37-210. The writer desires to acknowledge his obligations to Dr 

 I. C. White, Mr David White, and Mr E. V. d'Invilliers, who have given him information 

 and valuable criticisms without reserve. It must be understood, however, that these 

 observers are in no wise committed to the conclusions offered by the writer. 



VIII— Bull. Geol. Soc. Am., Vol. 17. 1905 (65) 



