LETTER OF TRANSMITTAL. 



TJ. S. Department of Agriculture, 



Division of Biological Survey, 



Washiuf/ton, I>. (7., May 19, 1890. 

 Sir: I have the honor to trausniit herewith for publication, as Jforth 

 American Fauna No. 10, a report on the results of a Biological Survey- 

 or Mount Shasta, California, made during the summer of 1898. 

 Eespectfully, 



C. Hart Merriam, 

 Chief y Biological Survey. 

 Hon. James Wilson, 



Secretary of Agriculture. 



