Mosquitoes 



The mosquitoes of the genus Aedes are excessively small. 

 Those of Megarhinus and Psorophora are very large, and include 

 the forms known in various parts of the country as gallinippers. 

 Psorophora is distinguished by possessing upright scales on the 

 legs ; Megarhinus by its curved beak. Anopheles is distinguished 



Fig. 56. — Figure at top, half grown larva of Anopheles in feeding 



position, just beneath surface film. Figure at bottom, half 



grown larva of Culex in breathing position — greatly enlarged. 



(Author's illustration.) 



from Culex by the fact that the palpi of the female are nearly as 

 long as its beak, while in Culex the female palpi are very short. 

 Mosquitoes as a rule do not fly very far. Those of the 

 genus Anopheles appear to be of extremely short flight. Those 

 of the genus Culex will not fly far away from their breeding 



