ICHNEUMON-FLIES OF AMERICA I 1. METOPIINAE 245 



41. Exochus spilotus, new species 



Figures 190,g; 195,d 



Male: Unknown. 



Female: Front wing 5.0 to 5.3 mm. long; combined face and clypeus 

 about 1.05 as high as wide, strongly convex vertically but somewhat 

 flattened below, moderately convex horizontally, their punctures 

 rather coarse and strong, subadjacent on face and abruptly sparser on 

 clypeus; apical angle of interantennal process about 90 degrees; 

 median swelling of frons strong and sharply delimited; hind ocellus 

 separated from eye by about 1.05 its long diameter; median half 

 of clypeal margin straight; mandible with rather small punctures, 

 moderately broad basally, narrowed apically, abruptly narrowed at 

 base of its lower tooth, the lower tooth very small; costula entirely 

 absent or represented by very short stubs; second lateral area of pro- 

 podeum with a few hairs basally and in apicolateral corner; hind 

 femur about 2.02 as long as deep; front spur of hind tibia about 2.65 

 as long as wide; punctures on second abdominal tergite small but 

 sharp, very sparse or absent medially, the sublateral punctures 

 separated by about 2.0 their diameter. 



Black. Face, clypeus, cheek, small spot at top of eye, mouth parts, 

 under side of scape and pedicel, upper margin of pronotum, tegula, and 

 usually postscutellum and apex and lateral margin of scutellum, pale 

 yellow, the face with a median vertical brown area and a large brown 

 spot next to each clypeal fovea, and the tegula with a postmedian 

 fulvous area. The yellow upper margin of pronotum is wide posteriorly 

 and tapers forward, usually reaching the epomia. Flagellum brown 

 below; pleura with a small fulvous area next each coxa; coxae, 

 trochanters, and femora fulvous, the apex of front and middle coxae 

 and femora and usually apex of hind femur above, pale yellow; front 

 tibia and front and middle tarsi yellowish fulvous; middle tibia yel- 



Figure 146. — Localities for 

 Exochus spilotus. 



