PARASITIC IIYMENOl'TERA. 191) 



Tribe TV. Tryphonini. 



C;RVI»0<'K\TRIIS Riithe. 



GrypoceiitruM biiuaculatu^i s)i. n. 



9 • — Length 9 mm. Black ; face with two angular white marks : clypeus, ex- 

 cept at the middle, mandibles, except teeth, tegulte, the hind angles of pronotum, 

 anterior trochanters and sutures of middle trochanters, most of the anterior and 

 middle tibia; and tarsi, and the hind tibiae, except at apex and the first joint of 

 their tarsi at base, white; rest of legs, except apex of hind femora, apex of hind 

 tibiai and their tarsi which are black or fuscous, rufous. The antennse above are 

 l)lack, the first two joints whitish beneath, the flagellum beneath ferruginous, 

 the first joint of which is nearly as long as the second and third united. The 

 head and thorax are finely minutely punctulate; metanotum finely rugulose, 

 exareolated, except a distinct petiolar area, which is divided into two divisions 

 by a delicate median carina, the spiracles are distinct, rounded. Wings hyaline, 

 tlie stigma brown, wiiitish at the junction with the prostigma, the internal veins 

 l)lack or i)iceous. the areolet complete, oblique, sessile. Abdomen long, finely 

 shagreened. the sutures from the third, or rather the extreme margins of the seg- 

 ments, viewed from behind, very narrowly whitish. 



Hah. — Hanover, N. H. 



Described from a single specimen received from Dr. Chirence M. 

 AVeed. 



9IE^OL,EI|;S Holmgren. 



9IeMoleiiis olyinpisc sji. n. 



9- — Length .").,") mm. lilack ; lower ])art of face, the clypeus, cheeks, mandi- 

 ))les, ])al]>i, scaj)e beneath, the tegula*, a line beneath and a broad line before, tips 

 of scutellums. j)ropectus. anterior and middle coxa?, and trochanters, the second 

 joint of hind trochanters, and iiind tibise, except apical one-third, white ; rest 

 of legs, except first joint of liind trochanters, the apical one-third of their tibise 

 and their tarsi, which are black, reddish yellow. Wings hyaline, the stigma and 

 veins black. Abdomen black, with the venter, except lateral spots on middle 

 segment white, the dorsal segments have a white spot on the ai)ical lateral angles, 

 while the apical margins of segments 3-8 are very narrowly white. 



The % measures from 4.5-5 mm. in length and agrees well with tiie female, 

 except that the mesopectus is white. 



Hdb. — Olynipiii, Wash. 



Described fi"om several specimens bred by Mr. Ti'evor Kincaid, 

 June 20, 1893, from pupte of a willow saw-fly. 



Tribe V. Exochini. 



IKC'IIYR0C'.\K:VIIK Holmgren. 



l!>>cliyrocneiiiis |>aoificiiN s]). u. 



9. — Lfiigth J..")-5 nun. Black, shining: lie;i(l and thorax sparsely minutely 

 punctate; metathorax finely rugulose, completely areolated, the two lateral basal 

 areas smooth ; antenn.e and legs, excei)t the hind cox*, rufous. Abdomen, with 

 the venter and the dorsal sutures 2 and .3, ferruginous. 



TR.\NS. AM. KNT. SOC. XXIII. JUNE, 1896. 



