U.S. DEPARTMENT OF 7\GRICULTURE. 



DIVISION OF EXTOMOLOCtY. 



PERIODICAL BULLETIN. JULY, ISSO. 



A^ol. II. 



iS^o. -] 



INSECT LIFE. 



KVOTEI) TO THE ECONOMY AND LIFE-HABITS OF INSECTS, 

 ESPECIALLY IN THEIR RELATIONS TO AGRICULTURE, 

 AND EDITED BY THE ENTOMOLOGIST 

 AND HIS ASSISTANTS. 



WASHINGTON: 



OOVERNMENT PRINTING OFFICE. 



188 9. 



