ICHNEUMON-FLIES OF AMERICA! 1. METOPIINAE 



251 



moderately small, moderately sharp, absent medially, sublaterally 

 separated by about 2.0 their diameter. 



Colored like the female of E. fastigatus except that the abdomen is 

 always entirely black. 



Type: 9, Poughkeepsie, N. Y., Aug. 2, 1936, H. Townes (Wash- 

 ington, USNM 63673). 



Paratypes: 9, Edmonton, Alta., July 31, 1947, E. H. Strickland 

 (Townes). 9, Branch Co., Mich., Sept. 7, 1953, K. R. Dreisbach 

 (Dreisbach). 9, Pittsburgh, Pa. (Cambridge). 



45. Exochus denotatus, new species 



Figures 190,k; 195,h 



Front wing 4.2 to 5.6 mm. long; combined face and clypeus about 

 1.12 as high as wide in male, about 1.19 as high as wide in female, 

 their convexity uniform, rather strong; apical angle of interantennal 

 process about 115 degrees; median 0.5 of clypeal margin straight; 

 median area of frons very weakly raised and hardly differentiated; 

 mandible of moderate length, not twisted, tapered rather evenly 

 from base to its apex of moderate width, its lower tooth quite short 

 and upper tooth moderately long, its outer face with a few moderate- 

 sized punctures; second lateral area of propodeum with a few hairs 

 in its apicolateral corner; front spur of hind tibia about 2.4 as long 

 as wide in male, about 2.3 as long as wide in female; punctures of 

 second tergite moderately coarse, rather sharp, medially very sparse 

 or absent, sublaterally separated by about 1.5 their diameter; male 

 clasper moderately broad, rather hairy, its apex obliquely rounded 

 from below. 



Black. Face, lower half of frontal orbit, spot at top of eye, cheek, 

 clypeus, mouth parts, under side of scape, broad upper margin of 



Figures 151, 152. — Localities: 151 (left), Exochus denotatus; 152 (right), E. ostentatus. 



