LETTER OF TRANSMITTAL. 



U. S. Department of Agriculture, 



Bureau of Entomology, 



WasMngton, D. C, November 80, WW. 



Sir: I have the honor to transmit herewith ten papers on miscella- 

 neous insects for publication as Bulletin No. 64 and as No. IX of the 

 series of bulletins entitled ''Some Miscellaneous Results of the Work 

 of the Bureau of Entomology." These papers, which were issued 

 separately during 1907, 1908, 1909, and 1910, are as follows: The 

 Mexican Conchuela in Western Texas in 1905, by A. W. Morrill; 

 Notes on the Economic Importance of Sowbugs, by W. Dwight Pierce ; 

 Notes on "Punkies," by F. C. Pratt; An Injurious North American 

 Species of Apion, with Notes on Related Forms, by F. H. Chittenden; 

 Insects Injurious to the Loco Weeds, by F. H. Chittenden; The 

 Greenhouse Thrips, by H. M. Russell; New Breeding Records of the 

 Coffee-bean Weevil, by E. S. Tucker; The Woolly AVhite-fly, by E. A. 

 Back; Notes on a Colorado Ant, by H. (). Marsh; the Pecan Cigar 

 Case-bearer, by H. M. Russell. 



Respectfully, L. O. Howard, 



Entomologist and Cliief of Bureau. 



Hon. James Wilson, 



Secretary oj Agriculture. 



