Vol. 3 

 BUlvIvBTINS 



OF 



AMERICAN PAI,BONTOI<OGY 



:o: 



No. M 

 THE LiGNITIC STAGE 



PART II 



Scaphopoda, GASTROPODA, Pteropoda 

 and Cephalopoda 



BY 



G. D. Harris 



May ^, iSgg 



Ithaca, N. Y. 

 U. S. A. 



