22 2 ASHMEAD 



CALLIPHRURUS KUKAKENSIS sp. nov. 



Female. — Length 6.c; mm. Black, with the extreme apex of dorsal 

 abdominal segments 2, 3 and 5 narrowly whitish when viewed from 

 behind ; clypeus, mandibles, except teeth, and the hind angles of the 

 pronotum, pale yellowish; legs except the hind tibiae, tibial spurs and 

 tarsi, which are black, rufous, the hind tibiae usually with a rufous 

 stripe or band before the middle. Wings hyaline, the stigma, except 

 a pale spot at base, and the veins brown. 



Type. — Cat. No. 5658, U. S. Nat. Museum. From Kukak Bay, 

 July 10. One specimen. 



CALLIPHRURUS PERPLEXUS sp. nov. 



Male. — Length 6 mm. Black, with dorsal abdominal segments 2 

 to 7 more or less testaceous or whitish at their extreme apices ; face 

 beneath antennas, clypeus, cheeks, mandibles, except teeth, scape 

 beneath, a large spot on each side of the mesonotum anteriorly, tegulae, 

 and a V-shaped mark on each side of the mesosternum, lemon-yellow ; 

 legs pale ferruginous, with the hind tibise apically and their tarsi black 

 or fuscous, while the front and middle coxs, all trochanters and venter, 

 pale yellowish or ivory white. Wings hyaline, the stigma and veins 

 brown. 



Type. — Cat. No. 5659, U. S. Nat. Museum. From Popof Island, 

 July 10. One specimen. 



CALLIPHRURUS GLACIALIS sp. nov. 



Alale. — Length 7 mm. Black, with dorsal abdominal segments 2 

 to 7 more or less rufous, 5, 6 and 7 very narrowly at apex; clypeus, 

 a lunate mark just above it on face, mandibles, except teeth, and a 

 spot on scape beneath yellow ; legs rufous, with the hind coxa), apex 

 of hind tibiae and their tarsi, black, the anterior and middle coxae and 

 trochanters, pale yellowish or yellowish-white. 



Type. — Cat. No. 5660, U. S. Nat. Museum. From Juneau, July 

 25. One specimen, 



CALLIPHRURUS FRIGIDUS sp. nov. 

 Male. — Length 8 mm. Black, with dorsal abdominal segment 3 at 

 apex, and the following segments rufo-testaceous ; face below an- 

 tennae, clypeus, cheeks, mandibles, except teeth, scape beneath, a large 

 triangular spot on each side of the mesonotum, a spot on each side of 

 the mesosternum, and the tcgulte, lemon-yellow; palpi, front and 



