

MOSQUITOES 



HOW THEY LIVE; HOW THEY CARRY 

 DISEASE; HOW THEY ARE CLAS- 

 SIFIED; HOW THEY MAY 

 BE DESTROYED 



BY 



L. O. HOWARD, PH.D. 



DEPARTMENT OF AGRICULTURE, WASHINGTON, D. C. 



NEW YORK 



MCCLURE, PHILLIPS & CO 



1 1) O 1 



