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



187 



(Bs) about three times as long as width across middle, rounded at apex, 

 clothed with scales and long setae (setae more numerous distally on dorsal sur- 

 face and on inner margin of ventral surface); basal lobe (B-L) prominent, con- 

 stricted laterally, expanded and truncate apical ly, bearing numerous small 

 apical setae (each arising from a distinct tubercle) and a large basal rod with 

 tip flattened, broadened, and usually slightly retrorse; apical lobe (A-L) a 

 short thumb-like projection bearing a few stout curved setae on apex. D'nti- 

 style (Ds) a little more than half as long as basistyle, broader medially; 

 terminal claw (Ds-C) slender, about a fifth as long as dististyle. 



LARVA. (Fig. 99). — Head much broader than long. Antenna less than half 

 as long as head, sparsely spined; antennal tuft about 4 to 6-branched, inserted 

 at middle of shaft. Head hairs: Preantennal (A) multiple; lower (B) usually 



Fig. 99. Larva of Aedes fulviis pallens Ross. A, Comb scale. 

 B, Terminal segments. C, Pecten tooth. D. Head. 



