52 



U. S. NATIONAL MUSEUM BULLETIN 216 



long, moderately dense hairs; flagellum with 32 segments in male, 

 with about 25 segments in female; front spur of middle tibia about 

 0.53 as long as hind spur; second segment of middle tarsus 2.5 as long 

 as wide in male, about 1.5 as long as wide in female; metapleurum 

 with a few hairs in its upper front corner, elsewhere bare, its wrinkles 

 rather fine, occupying the lower hind third of its area. 



Black. Male face, cheek, clypeus, and mouth parts, ivory; female 

 face, cheek, clypeus, and mouth parts fulvous, the mandible some- 

 what darker; lower lateral part of frons of both sexes to well above 

 center of eye emargination yellowish; antenna blackish brown, in 

 male tinged with stramineous below, in female brown below; tegula 

 brown with a yellow basal spot; legs fulvous, the front and middle 

 tibiae basally yellowish and basal 0.2 of hind tibia pale yellow; front 

 and middle coxae and trochanters of male pale yellow, the coxae 

 fulvous basally; front and middle tarsi of male and apex of front and 

 middle femora of male pale yellow. 



Specimens: 9 (type), Riley Co., Kans., C. L. Marlatt (Washington), 

 c? , found in pitcher of Sarracenia flava, Raleigh, N. C, May 11, 1939, 

 D. L. Wray (Townes). 9, Southern Pines, N. C, Oct. 31, 1950, H. 

 Townes (Townes). 9, Hopkinton, R. I., Aug. 3, 1946, M. Townes 

 (Townes). 



16. Trieces bradleyi, new species 



Figure 181,h 



Female: Front wing 2.6 to 2.8 mm. long; face about 1.1 as wide as 

 high, with moderate sized weak punctures, their interspaces about 

 0.3 their diameter; face and clypeus in profile moderately convex; 

 attachment of front tentorial arm visible as a dark area around 

 clypeal fovea and a short appendage extending dorsomesad; eye with 



Figures 31-33. — Localities: 31 (left), Trieces marlatti; 32 (center), T. Iradleyi; 33 (right), 



T. ciliosus. 



