316 



NEW YORK STATE MUSEUM 



and Aedes fuse us. We believe this species winters in the 

 larval form, since with the opening of the spring and appearance 

 •of life in the various pools, only nearly full grown larvae were tO' 



Fig. 59 Air tube of C. cinereobor ealis 



be found. The adult insects appear from the early part to the 

 middle of May, 



Culex impiger Walk. 



PI. 7, 21, 36, 43, 5:3, fig. 3, 4 ; 2, 3 ; 1 ; 1 ; 1 respectively 



This very common New York mosquito with a basal white band 

 on the dorsum of the abdominal segments, may be readily sepa- 



Fig-. 60 Labial plate of C u 1 e x i m p i g e r 



rated from C. consobrinus by^the to'othed claws. This spe- 

 cies was met with in early spring as larvae frequenting woodland 

 pools where it was associated with 0. canadensis, C. can- 



