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U.S. NATIONAL MUSEUM BULLETIN 2 77 



Figure Wi.—Metatrichia stevensoni (Bezzi), male, female: a, male wing; b, female wing; 

 c, d, lateral and frontal aspects of male head; e, f, lateral and frontal aspects of female 

 head; g, enlarged detail of female antenna; h, i, ventral and lateral aspects of male ter- 

 minalia; ;, posterior aspect of female 8th and 9th segments; k, lateral aspect of female 

 8th and 9th segments; /, female 9th sternum and bursa. 



lighter along the posterior rim. Pleural areas black and orange-red. 

 Wing brownish, veins brown; halter stem brown, knob tannish- 

 yellow. Legs red-brown except tarsi orange-yellow. 



