U. S. DEPARTMENT OF AGRICULTURE 

 division of entomology. 



Bulletin No. 4. 



R E P R T S 



OF 



OBSERVATIONS AND EXPERIMENTS 



THE PRACTICAL WORK OF THE DIVISION. 



MADE 



I'NDER THE DIRECTION OF THE ENTOMOLOGIST, 



TOGETHER WITH 



EXTRACTS FROM CORRESPONDENCE ON MISCELLANEOUS INSECTS. 



WASH | NdTON; 



GOVE K N M E N I P B I N I ING OFFIC E 



3 1. 

 8093— Bui. I 



