U.S. DEPARTMENT OF AGRICULTURE. 
DIVISION OF ENTOMOLOGY. 
BULLETIN No. 2. 
ES CO ND kD ErrTO Ni.) 
REPORTS OF OBSERVATIONS 
ON THE 
ROCKY MOUNTAIN LOCUST 
AND THE 
Sr Ne El . BUG. 
TOGETHER WITH 
EXTRACTS FROM THE CORRESPONDENCE OF THE DIVISION 
ON MISCELLANEOUS INSECTS. 
WASHINGTON: 
GOVERNMENT PRINTING OFFICE. 
1883. 
