350 AMERICAN HYMENOPTERA. 



ICHNEUMONID^. 



Ichneiiinon pacificus n. sp. 



% . — 12 mm. Black, with abdomen, except two apical segments, and legs be- 

 yond basal trochanter, rufous; antennte tapering, verticilate ; wings fuliginous, 

 nervures black, stigma yellowish; areolet very broad above; body polished, 

 coarsely punctured, metathorax rugosely so ; lateral basal areas glabrous and with 

 scarcely a puncture ; postpetiole polished, slightly scabrous laterally ; gastroceli 

 large, very broad ; abdomen subtruncate at apex ; ventral fold visible nearly to 

 apex. 



One specimen from Seattle, Wash. (Prof. Trevor Kincaid). 



Iclineiiinoii pygmeeiis n. sp. 



9 . — 4 unu. Ferruginous, with occiput, thorax except scutellums. spot before, 

 margins of prothorax, spot on pleurae and apical portion of metathorax, extreme 

 apex of hind tibise and petiole at base, black ; tegulfe and annulus on antennge 

 white ; scape large, yellow beneath ; wings subhyaline. nervures and stigma 

 brownish yellow ; antennge subclavate, about as long as head and thorax ; seg- 

 ments short ; body shagreened ; thorax sparsely punctured ; metathorax exca- 

 vated behind and finely transversely reticulate, carinse obsolete at base : abdomen 

 slender and pointed ; petiole slender, postpetiole shagreened as in the rest ; legs 

 subrobust, not twice as long as the abdomen. 



Two sj)ecimens from Mt, AVashington, N. H. (Mrs. Slosson). 



Ichiieuiiiou facieus n. sp. 



%. — 7 mm. Head and thorax l)lack, legs and abdomen rufous; face, mouth- 

 parts, cheeks beneath, anterior orbits, orbital spot above, scape beneath, line in 

 front of tegulse. one beneath, apex of scutellum and anterior coxge beneath, pale 

 yellow ; tegulse. rest of scutellum and postscutellum, fulvous; antennae blackish ; 

 wings hyaline, nervures and stigma brown ; body rather closely and coarsely 

 punctured ; metathorax rugose, deeply and narrowly excavated behind and trans- 

 versely reticulate; superior median area not defined, but mostly glabrous; abdo- 

 men slender; postpetiole punctured as with the rest, gastroceli broad and deep; 

 legs rather slender, hind femora and coxte slightly inflated. 



One specimen from Colftix, Idaho (Prof. Aldrich). 



Icliiieuinoii iiigrotergus 



9. — 10 mm. Rufous, with the tergum of the abdomen beyond petiole, three 

 basal segments of hind tarsi and extreme apex of hind tibiae black or piceous 

 black : antennae longer than head and thorax tapering, dusky toward apex, yel- 

 lowish in the middle ; wings dark fuscous, nervures and stigma black ; head and 

 thorax |)olished, moderately punctured, metathorax most so and with subobsolete 

 carinas above ; abdomen broad, tapering to a point posteriorly ; apical segments 

 finely punctured, postpetiole and base of second segment coarsely aciculate ; ovi- 

 positor exserted, gastroceli deep ; legs long and slender. 



One specimen from Custer, So. Dakota (Prof. Aldricli). 



Ichiieuiiion blanchardi n. sp. 



9 . — 8 mm. Kufous. with apical margins of abdominal segments 2 and 3. apical 

 half of 4, all of 5 and 6. upper half of posterior femora and trochantei'S and four 

 posterior tibiae except inner portion at base, black ; hind tarsi piceous, apical seg- 



