BITING MIDGES — WIRTH AND BLANTON 



297 



11. Culicoides luteovenus Root and Ho£finan 



Figure 14 



Culicoides luteovenus Root and Hoffman, 1937, Amer. Journ. Hyg., vol. 25, p. 156 

 (male, female; San Jacinto, D. F., Mexico; fig. wing, male genitalia). — 

 Macfie, 1948, Ann. Trop. Med. Parasit., vol. 42, p. 76 (Chiapas, Mexico). — 

 Wirth, 1952, Univ. California Publ. Ent., vol. 9, p. 175 (male, female; Cali- 

 fornia, Washington, Utah; fig. wing, mesonotum, palpus); 1955, Proc. 

 Ent. Soc. Washington, vol. 57, p. 110 (Guatemala). — Wirth and Blanton, 

 1956, Proc. Ent. Soc. Washington, vol. 58, p. 214 (male, female; Panama; 

 fig. wing, mesonotum, palpus, spermathecae, male genitalia). 



Female: Length of wing 1.35 (1.29-1.42, n=4) mm. 



Head. — Eyes contiguous, bare. Antenna with flagellar segments in 

 proportion of 22:18:18:19:20:20:20:21:25:26:28:32:41, antennal 

 ratio 0.99 (0.95-1.03, n = 5); distal sensory tufts present on segments 



DA'^H^^' 



Figure 14. — Culicoides luteovenus Root and Hoffman, a-e, Female: a, wing; b, thoracic 

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

 parameres removed. 



