ICHNEUMON-FLIES, PART 2\ EPHIALTINAE 63 



Paratypes (all in Ottawa): 2d\ 9, Indian Head, Sask., Apr. 1 to 

 28, 1948, reared in incubator from Picea pungens cones, Forest Insect 

 Survey No. 1157. cf, Indian Head, Sask., Feb. 21, 1954, emerged in 

 laboratory from cone of Picea canadensis, Forest Insect Survey No. 

 E30-561. 9, reared from Dioryctria reniculella (Grote), Sutherland, 

 Sask., July 25, 1939, Forest Insect Survey No. S-8-Y. d\ emerged 

 in laboratory from cone of Picea mariana, Grand Centre, Alta., Jan. 12, 

 1952. 9, emerged in laboratory from cone of Picea glauca, Upper 

 Hay River, Alta,, Feb. 5, 1952, Forest Insect Survey No. A.3948. 



Host: Dioryctria reniculella (Grote). 



12. Scambus (Scambus) aplopappi (Ashmead) 



Figures 312,d; 320,1 



Pimpla aplopappi Ashmead, 1890, Proc. U. S. Nat. Mus., vol. 12, p. 446; d\ 



Type: d\ Los Angeles, Calif. (Washington). 

 Scambus evetrivorus Rohwer, 1915, Proc. U. S. Nat. Mus., vol. 49, p. 225; 9 . 



Type: 9 , Fort Bayard, N. Mex. (Washington). 



Male: Front wing 3.2 to 4.8 mm. long; antenna with 21 to 23 

 segments; head moderately thick; prescutum slightly gibbous; pro- 

 podeum moderately long, sparsely coarsely punctate at base, and 

 usually with a narrow sulcus between rather weak dorsal carinae that 

 extend to about middle of dorsal surface; front femur with a broad, 

 deep oblique excision beneath; front tibia moderately bent; abdomen 

 slender; tergite 1 about 1.5 times as long as broad; tergite 2 a little 

 longer than broad ; sides and apex of tergite 1 rather coarsely irregularly 

 rugose; tergites 2-7 except at apices, with numerous, coarse, shallow 

 punctures; tergites 9 and 10 not separated by a distinct suture; sub- 

 genital plate broadly, shallowly, emarginate at apex; clasper short 

 and rather broad at apex. 



Black. Scape and pedicel brownish beneath; palpi, tegula, and 

 a naiTOw, short stripe extending forward from hind angle of pronotum, 

 whitish; front and middle legs pale reddish with coxae (except some- 

 times at bases), trochanters, a stripe on femora, and tibiae, whitish; 

 hind legs reddish with trochanter beneath, a broad annulus on hind 

 tibia (extending nearly to apex above), and three basal segments of 

 tarsus except at apices, whitish; subbasal fuscous annulus on bind 

 tibia vestigial, and apical annulus narrowed above; abdomen often 

 more or less brownish. 



Female: Front wing 5.0 to 8.0 mm. long; antenna with 23 to 26 

 segments; ocelli of moderate size, lateral ocellus with diameter 0.85 

 times distance from ocellus to eye; cheek about 0.30 breadth of 

 mandible at base; temple, as seen from above, moderately rounded; 

 thorax and propodeum moderately stout; metapleurum finely, rather 

 evenly punctate; dorsal carinae of propodeum short and indistinct, 



