BITING MIDGES — WIRTH AND BLANTON 



291 



Figure 11. — Culicoides pusilloides Wirth and Blanton. a-e. Female: a, wing; b, thoracic 

 pattern; c, palpus; d, tibial comb; e, spermathecae. /, g, Male:/, parameres; g, genitalia, 

 parameres removed. 



Abdomen. — Pale brown, darker toward apex. Spermathecae two, 

 slightly ovoid, very unequal, measuring 0.042 by 0.034 mm. and 

 0.033 by 0.026 mm. 



Male genitalia: Ninth sternum narrow, ribbonlike; ninth tergum 

 broader than long, slightly convex caudally, without apicolateral 

 processes, median notch or lobes. Basistyle with ventral root long 

 and slender, dorsal root about half as long as ventral root, pointed; 

 dististyle with slightly expanded apex. Aedeagus 1 .4 times as long as 

 basal breadth, with basal arch reaching about 0.4 of total length, distal 

 portion with a peglike internal sclerotization, apex papilliform. 

 Parameres separate, each with very stout base, bulbous stem, apex 

 very slender and recurved, with a few very fine hairs. 



Distribution: Panama; Guatemala; Honduras; Nicaragua. 



