BITING MIDGES — WIRTH AND BLANTON 



Figure 85. — Culicoides caprilesi Fox. a-e. Female: a, wing; b, thoracic pattern; c, palpus; 

 d, tibial comb; e, spermathecae. /, g, Male:/, parameres; g, genitalia, parameres removed. 



Head. — Eyes very broadly separated, bare. Antenna with flagellar 

 segments in proportion of 18:15:16:16:16:16:16:16:16:16:16:14:18, 

 antennal ratio 0.61 (0.58-0.65, n = 3); distal sensory tufts present 

 on segments iii, viii-x, sometimes absent on viii. Palpal segments 

 in proportion of 7:15:20:8:10, third segment very slightly swollen, 

 2.0 (1.6-2.3, n = 4) times as long as greatest breadth, with a small, 

 shallow sensory pit. Mandibles with 16-17 (n = 2) teeth. 



Thorax. — Mesonotum and scutellum tawny, yellowish brown; 

 mesonotum with irregular anterior areas and three very narrow 

 longitudinal striae brownish. Postscutellum and pleuron brown. 

 Legs yellowish; knee spots and broad median bands on femora and 

 tibiae brownish; hind tibial comb with four (n = 6) spines, the one 

 nearest the spur longest. Legs stout, fore and hind femora particularly 

 swollen. 



