LETTER OF TRANSMITTAL. 



U. vS. Department of Agriculture, 



Bureau of Entomology, 

 Washington, D. C, November I4, 1905. 

 Sir: I transmit herewith the manuscript of the report of Dr. 

 A. D. Hopkins, of this Bureau, on an investigation of the Black Hills 

 beetle, with especial reference to its occurrence in the Pikes Peak 

 Forest Reserve and in the vicinity of Colorado Springs and Palmer 

 Lake. This investigation was made at the request of the Bureau 

 of Forestry, and I recommend the publication of the report, which 

 brings the information concerning this species up to date, as Bulletin 

 56 of this Bureau. The figures and plates are necessary for the 

 illustration of the text. 

 Respectfully, 



L. O. Howard, 

 Entomologist and Chief of Bureau. 

 Hon. James Wilson, 



Secretary of Agriculture. 



