ICHNEUMON-FLIES — GELINAE: MESOSTENINI 517 



tegula, front trochanters, and apex of front coxa, white; mandible 

 reddish brown; palpi largely light brown, often partly white; front legs 

 beyond trochanters fulvous, the front side of front tibia stramineous 

 and last segment of tarsus fuscous; hind coxa fulvous; hind first 

 trochanter fulvous with whitish tinges, fuscous above; hind second 

 trochanter whitish; hind femur fulvous, its apical 0.25 infuscate except 

 that extreme apex is whitish; hind tibia whitish, its apical 0.25 and a 

 broad subbasal band fuscous; hind tarsus fuscous, the basal 0.4 ± of 

 basitarsus white; middle leg repeating color pattern of hind legs but 

 with paler shades and less contrast. 



Type: 9, Midland Co., Mich., Sept. 9, 1934, R. R. Dreisbach 

 (Washington, USNM 63842). 



Paratypes: cf , Ithaca, N.Y., Sept. 19, 1936, H. Townes (Townes). 

 9, Ithaca, N.Y., Oct. 23, 1936 (Ithaca). 9, Trenton, Ont., Oct. 14, 

 1906, Evans (Ottawa). 9, Madison, Wis., Sept. 4, 1951, L. K. Smith 

 (Madison). 



This species occurs in the Alleghanian fauna. It has been collected 

 only in the fall. 



3. Helcostizus subrectus, new species 



Male: Unknown. 



Female type: Front wing 7.0 mm, long; body rather slender; thorax 

 less strongly mat than in other species, the upper half of mesopleurum 

 polished or subpohshed (mostly mat in other species), and punctures 

 on mesoscutum distinct (indistinct in other species); propodeum 0.89 

 as long as Avide, evenly convex; ninth tergite, as seen from above, 1.25 

 as long as wide; ovipositor 0.78 as long as front wing. 



Black. Labrum light brown ; mandible with reddish brown tinge; 

 palpi dark brown; flagellum entirely black; extreme hind corner of 

 pronotum whitish; basal half of tegula white, the rest light brown; 

 legs fulvoferruginous, the front and middle tarsi brownish apically 

 with their last segment dark brown, apical 0.15 of hind femur moder- 

 ately infuscate, and hind tibia and tarsus fuscous. 



Type: 9, near Alpine, Ariz., May 24, 1947, H. and M. Townes 

 (Wasliington, USNM 63843). 



4. Helcostizus oxyura, new species 



Male: Unknown. 



Female: Front wing 6.7 to 7.2 mm. long; body build medium; pro- 

 podeum about 0.80 as long as wide, its apical third rather flat and 

 strongly sloping; ninth tergite, as seen from above, about 1.4 as long 

 as wide; ovipositor about 0.74 as long as front wing. 



Colored like the female of H. alhator canadensis. 



Type: 9, Cumberland, Ont., Sept. 20, 1939 (Ottawa). 



Paratype: 9, East Lansing, Mich., Oct. 2, 1893 (East Lansing). 



