ICHNEUMON-FLIES OF AMERICA: 1. METOPIINAE 241 



(widening posteriorly), tegula, subtegular ridge, usually narrow apex 

 and basal corner of scutellum, and usually a narrow line on post- 

 scutellum, pale yellow, the face usually with a broad, median, sub- 

 dorsal, triangular blackish area which is sometimes enlarged ventrally 

 to reach clypeus; flagellum blackish brown, brown beneath; pleura 

 next to each coxa and often the scutellum ferruginous, rarely the pleura 

 almost entirely ferruginous; front and middle legs fulvous, their 

 coxae apically, trochanters, femora at apex, and tibiae on basal 0.4, 

 yellowish; hind coxa, trochanters, and femur fulvous, the femur 

 occasionally obscurely yellowish at apex above; hind tibia white, its 

 basal 0.14 ± and apical 0.35 ± (measured on dorsal edge), brown or 

 blackish, on its front face the apical blackish area extending about 

 0.60 the length of the tibia; hind tarsus pale stramineous, its last 

 segment blackish except towards its base. 



Type: 9, Stratton, Maine, Aug. 19, 1945, J. C. Bradley (Washing- 

 ton, USNM 63669). 



Paratypes: 9, College, Alaska, July 16, 1945, J. C. Chamberlin 

 (Washington). 9, Katmai, Alaska, August 1917, Jas. S. Hine 

 (Townes). 9, "Kelso," B. C, July 12, J. W. Cockle ^ Washington) . 

 9, Mecosta Co., Mich., July 25, 1951, R. R. Dreisbach (Dreisbach). 

 9, Itasca State Park, Minn., September, S. Garthside (Washington). 

 9, Peekskill, N. Y., July 6, 1941, H. Townes (Townes). 9, Summit 

 Co., Ohio, Aug. 4, 1936, L. J. Lipovsky (Lawrence). 9, Goshen, 

 Utah, Aug. 16, 1940, R. H. Beamer (Lawrence). 29, "Cranmoor," 

 Wis., Oct. 6, 1909, C. W. Hooker (Townes). 9, data illegible, H. G. 

 Dyar (Washington). 



This species is transcontinental in the Canadian and Transition 

 zones. 



39. Exoclms transversus, new species 

 Figures 179,n; 190,e; 195,b 



Female: Front wing 4.0 to 4.2 mm. long; combined face and 

 clypeus about 0.88 as high as wide, in vertical plane very strongly 

 convex, a little more convex below than above, in horizontal plane 

 moderately convex, their punctures rather coarse and strong, on face 

 separated by about 0.5 their diameter, on clypeus separated by about 

 0.7 their diameter; apical angle of interantennal process of face about 

 70 degrees; median swelling on frons strong and sharply delimited; 

 hind ocellus separated from eye by about 1.00 its long diameter; 

 median 0.6 of clypeal margin faintly concave; flagellum of type with 

 21 segments, of paratype missing; mandible with medium-sized punc- 

 tures, rather long and narrow, its outer face rather convex and lower 

 tooth small; metapleurum with a few hairs posteriorly and sometimes 

 a very few discally; costula represented by weak, rather long stubs; 



