U.S. DEPARTMENT OF AGRICULTURE 



DIVISION OF ENTOMOLO(;V. 



PERIODICAL BULLETIN. Issued September, 189^ 



\^oL V 



No. 1 



INSECT LIFE. 



DEVOTED TO THE ECONOMY AND LLFE-HABIT8 OF INSECTS 

 ESPECIALLY IN THEIR RELATIONS TO AGRI€ULTURE. 



KDITKD 15Y 



C. V. RILEY, Eniomologist, 



ANl. I 



L. O. HOWARD, First Assistant, 



WITH rilK ASSISTANCK OK OTHKIt MKMHKKS OK THK DIVISIONAL KOKCK. 



I [PUBLISHED in' AUTHORITY OF THE SECRETARY OF AGRICULTURE. 



WASHINGTON: 



GOVERNMENT PRINTING OFFICE. 

 1892. 



