ICHNEUMON-FLIES — GELINAE : MESOSTENINI 61 



abdominal segments ferruginous, the rest black, the seventh tergite 

 with a large median apical white spot. 



Type: 9, reared from Neodiprion lecontei, Cadillac, Mich., Aug. 23, 

 1948, D. M. Benjamin (Washington, USNM 63752). 



Paratypes (32 cf, 369): From British Columbia (near Barriere, 

 Little Fort, and Trinity Valley); Maine (Brunswick, Lincoln, and 

 Pemaquid Harbor); Manitoba (Aweme and Hamiota); Michigan 

 (Cadillac, Cheboygan Co., Genesee Co., and Midland Co.); Minnesota 

 (Lake Co.); New Brunswick (Acadia Forestry Station in Sun Co.); 

 New Hampshire (Somersworth) ; New Jersey (Lamington); Ontario 

 (Biscotasing, Hawk Lake, Iris Township, Kemptville, Little Current, 

 Oakville, Renfrew, Sauble Beach, Saulte Ste. Marie, Smoky Falls on 

 Mattagami River, Thessalon, and Tweed) ; Quebec (Berthier, Berthier 

 Lake, Gracefield, Kazabazua, Laniel, Montreal, and St. Esprit); and 

 Wisconsin (Apple River in Polk Co.). 



The majority of the specimens at hand were reared. The few 

 collected specimens indicate an adult season from mid-spring to early 

 fall, the earliest date of capture being May 15 in Midland Co., Mich., 

 and the latest "September" at Somersworth, N.H. Eearings are all 

 from cocoons of diprionid sawflies, as follows: 7 reared lots from 

 Neodij^rion abietis, 4 from N. lecontei, 1 from N. nannulus nannulus, 



1 from A^. pratti banksianae, 1 from Neodiprion sp. on Pseudotsuga, 



2 from Neodiprion sp., 3 from Diprion similis, and 1 from "spruce 

 sawfly." 



This subspecies is transcontinental in the Canadian zone and occurs 

 in some of the cooler parts of the Transition zone. 



6b. Agrothereutes lophyri obscurus, new subspecies 



Punctures on head and thorax a little weaker than in the subspecies 

 lophyri. 



Male: Black. Frontal and facial orbits (narrow^ed just above an- 

 tennal socket), clypeus, mandible, palpi, collar, tcgula, subtegular 

 ridge, scutellum, postscutellum, and a pair of large spots on hind part 

 of propodeum, white; front and middle coxae fuscous, their apices 

 more or less whitish; hind coxa black; front and middle trochanters 

 white, the first trochanter brown above; hind trochanters black; 

 front and middle femora and tibiae fulvous browii, the bases of the 

 tibiae stramineous; front and middle tarsi light browTi, paler at the 

 joints; hind femur and tibia black, the basal 0.2 of the tibia white; 

 hind tarsus white, the basal 0.3 to 0.75 of the first segment fuscous 

 and the last segment black; first abdominal segment fuscous, its basal 

 0.4 and apical 0.1 pale brown; second and following tergites black, 

 the apical 0.3 ± of the second and third ferruginous, the seventh with 

 a median apical white spot. 



