lilnitr^rfiitij of Montana. 



MISSOULA. MONTANA. 



SEP 20 1800 



THE NEOCENE LAKE BEDS OF WESTERN MONTANA 



AND 



DESCRIPTIONS OF SOME NEW VERTEBRATES 

 FROM THE LOUP FORK. 



A Thesis ty Earl Douglass. B. S.. for the Degree of M. S. 

 June, 1899. 



PUBLISHED BY THE UNIVEKSITY. 



