Vol. 3. 

 BUI.I,BTINS 



OF 



AMERICAN PAI,BONTOI.OGY 



No. 13 

 THE CALCIFEROUS OF THE MOHAWK VALLEY 



BY 



H. F. Cleland, Ph. D. 



November jo ipoo 



Harris Company 



Cornell University 



Ithaca, N. Y. 



U. S. A. 



