400 



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a more distinct mesonotal pattern with a yellowish median area and 

 by its larger size, while barbosai also differs in having sensoria on 

 antennal segment vii. 



57. Culicoides barbosai Wirth and Blanton 



Figure 60 



Culicoides barbosai Wirth and Blanton, 1956, Florida Ent., vol. 39, p. 161 (male, 

 female; Panama, Florida, Bahamas, Ecuador; fig. wing, mesonotum, tibial 

 comb, spermathecae, male genitalia). 



Female: Length of wing 0.88 (0.83-0.92, n = 5) mm. 



Head.— Ej^es nearly contiguous, bare. Antenna with flagellar seg- 

 ments in proportion of 18:13:13:13:13:13:13:13:15:18:20:20:28, an- 

 tennal ratio 0.93 (0.92-0.95, n = 3); distal sensory tufts present on 

 segments iii, vii-x, rarely absent on vii. Palpal segments in propor- 



I; 



fc 



fi'itii 



Figure 60. — Culicoides barbosai Wirth and Blanton. a-e, Female: a, wing; b, thoracic pat- 

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

 parameres removed. 



