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



219 



Dististyle (Ds) about two-thirds as long as basistyle, slightly broader medially; 

 terminal claw (Ds-C) slender, approximately one-fifth as long as dististyle. 



LARVA. (Fig. 120) — Head broader than long. Antenna a little less than 

 half as long as head, curved, sparsely spined; antennal tuft multiple, inserted 

 near middle of shaft, not reaching tip. Head hairs: Preantennal (A) multiple, 

 sparsely barbed, extending to insertion of antennal tuft; lower (B) and upper 

 (C) single, sparsely barbed; postclypeal (d) small, branched; sutural (e) 



Fig. 120. Larva of Aedes trivitiaius (Coquillett). A, Terminal 

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



