GEOLOGICAL. SURVEY OF PENNSYLVANIA, REPORT P 4, 1889. 



A DICTIONARY 



OF THE 



Fossils of Pennsylvania 



AND NBIGHBORIIsrG STATES 



NAMED IN THE 



REPORTS AND CATALOGUES OF THE SURVEY. 



Compiled for the convenience of the citizens of the State 

 By J. P. LESLPJY, State Geologist. 



3000 FIGURES, MOSTLY FAC SIMILE COPIES OF THOSE PUBLISHED BY H. D 

 ROGERS, HALL, CONRAD, VANUXEM, EMMONS, LOGAN, DAWSON, 

 BILLINGS, MATTHEWS, HITCHCOCK, NEWBERRY, MEEK, COL- 

 LETT, WORTHEN, ROMINGER, D. D. OWEN, COX, LYON, 

 SAFFORD, FONTAINE, LESQUEREUX, WALCOTT, 

 LEIDY, COPE, AND OTHERS, AND SOME 

 NEW SPECIES, DRAWN AND DE- 

 SCRIBED BY G. B. SIMPSON. 



YOI.. 2, 



HARRISBURG : 



PUBLISHED BY THE BOARD OP COMMISSIONERtJ 

 FOR THE GEOLOGICAL SURVEY. 



1889. 



