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Vol. 4 



BULLETINS 



OF 



AMERICAN PALEONTOLOGY 



NO. 18 



FURTHER NOTES ON THE CALCIFEROUS (BEEKMAN 



MANTOWN) FORMATION OF THE MOHAWK 



VALLEY, WITH DESCRIPTIONS OF 



NEW SPECIES 



BY 



H. F. Cleland 



December 23, ipoj 



Harris Company 



Cornell University, Ithaca, N. Y. 



U. S. A. 



JAN 1^1910 



to 



V'onal Mus©*^ 



