Carpenter et al. : Mosquitoes of Southern U. S. 



113 



basal width; pecten of numerous teeth on basal third of siphon, progressively 

 more widely spaced; a small 2 to 3-branched subventral tuft at base of siphon; 

 a median ventral row of about 10 to 16 short multiple tufts beginning slightly 

 within the pecten and extending to the outer fourth of siphon; a row of 5 or 6 

 minute 2-branched tufts inserted dorso-laterally. Anal segment longer than 

 wide, completely ringed by the dorsal plate; lateral hair long, single or double; 

 dorsal brush bilaterally consisting of a lower caudal tuft of three branches 

 (one long and two short) and a shorter multiple upper caudal tuft of about 8 

 branches of unequal length; ventral brush well-developed, with one or two 

 small tufts preceding the barred area; gills 4, usually somewhat shorter than 

 the anal segment, pointed. 



distribution. — Eastern and central United States from. Canada to the 

 Gulf of Mexico. Southern States: Alabama (170); Arkansas (83); Florida 



Fig. 57. Larva of Culisela melaniira (Coquilleft) . A, Terminal 

 segments. B, Head. C, Pecten tooth. D, Comb scale. 



