LETTER OF TRANSMITTAL. 



U. S. Department of Agriculture, 



Bureau of Entomology, 

 ^Vaddngton, D. C, A2>r(l 16, 1906. 

 Sir: 1 have the honor to transmit herewith the manuscript of a 

 Catalogue of Recently Described Cocciche (Scale Insects), prepared by 

 Mr. J. G. Sanders, of this Bureau. Owing to the economic impor- 

 tance of this group of insects and the scientific interest attached thereto, 

 I recommend that it be published as Technical Series No. 12, Part I, 

 of the Bureau of Entomology. 



Respectfully, C. L. Marlatt, 



Acting Chief of Bureau. 

 Hon. flAMES Wilson, 



Secretary of Agriculture. 



