106 Journal New York Entomological Society. [Voi. v. 



except at base, the trochanters, the front and middle femora except a black 

 line above, the front tibi?e except a dash above at base, the middle tibia; ex- 

 cept a black line above, the posterior femora at base, the posterior tibia; be- 

 neath slightly at base, the front and middle tarsi and the apical segment of 

 the posterior tarsi, a spot above tlie posterior coxa and the side and venter of 

 the basal plates and the three basal abdominal segments; the abdomen, ex- 

 cept the saw-guides, rufous beyond the third segment; the third segment of 

 the antennx' one third longer than the fourth ; the wings hyaline, very slighily 

 yellowish; the costa, the stigma, and the veins luteous; the clypeus broadly 

 and roundly emarginate. Length, 1 1 mm. Habitat. —Mt. Washington, N» 

 H. (Mrs. Annie Trumbull Slosson.) novus, sp. nov. 



1 2. Pectus pale 15 



Pectus black 21 



13. Posterior femora wholly or in part pale above 14 



Posterior femora black above 17 



14. Posterior femora fulvo-ferruginous or sanguineous 15 



Posterior femora in part black , 16 



15. Abdomen wholly ferruginous frigidus MacG. 



Abdoman in part black. $. — Black, with the following parts whitish : the 



clypeus, cheeks, a fine line on the latero caudal margin of the pronotum, the 

 tegula;, a spot on the pleurje, a spot on the pectus, a spot above the posterior 

 coxre, the sides of the basal plates, a line on their posterior margin, and the 

 anterior coxa; ; the legs, including the coxoe, shading from luteous to rufous 

 except a spot on the trochanters, the base of the femora above, a black line 

 on the apex of the posterior tibia; above, and the posterior tarsi ; the abdomen, 

 including the venter, rufous, except a transverse spot on the base of the first 

 segment and the apical segments; the clypeus deeply and squarely ema'-gi- 

 nate ; the third segment of the antenna; one-third longer than the fourth ; the 

 wings hyaline, yellowish along the veins ; the veins brownish ; the costa and 

 stigma black. Length, 11 mm. Habitat. — Olympia, Washington (Trevor 

 Kincaid) pallipectis, sp. nov. 



16. Four anterior femora wholly pale. 9- — Black, with the following parts yel- 



low : the clypeus, the labrum, the mandibles except at tip, the cheeks, the 

 face beneath the antennce, a spot above the base of each antenna;, the col- 

 lar, the teguloe, the ventral margin of the pronotum, an angular mark on the 

 pleurae, a spot above the posterior coxre, the pectus at middle behind, the 

 coxre except the base of the posterior pair, the trochanters and the base of 

 the femora; the following parts rufous: the front and middle legs slightly 

 beyond the middle of the femora, the middle of the posterior femora, the 

 basal three-fourths of the posterior tibise, and the abdomen beyond the basal 

 plates except the saw-guides ; the posterior femora and tibia; black at apex ;. 

 the wings luteous ; the veins brown; the costa and stigma luteous except the 

 apex of the stigma. Length, 11.5 mm. Habitat. — Mt. Washington, N. H, 



(Mrs. Annie Trumbull Slosson) pallicolus, sp. nov. 



Four anterior femora with a black line above. $ . — Yellow, with the following 

 parts black : the antenna;, the head except an ovate spot above the base of 

 each antennas, the basal two thirds of the cheeks, the clypeus, the labrum, the 



