HYMENOPTERA 221 



CALLIPHRURUS AFFINIS sp. nov. 



Female. — Length 6 mm. Allied to and closely resembling C. 

 alaskensis.^ and agreeing with it in the color of abdomen and legs, 

 but differs as follows : The clypeus, mandibles and tegulae are yellow, 

 the mesonotum immaculate, without the yellow spot on each side an- 

 teriorly, while the flagellum, except two or three of the basal joints, is 

 ferruginous. It is also considerably smaller, the extreme apical mar- 

 gins of dorsal abdominal segments 2 to 7 being whitish and the an- 

 tennae are shorter. 



Type. — Cat. No. 5655, U. S. Nat. Museum. From St. Paul 

 Island, August 15 (Fur Seal Commission). 



CALLIPHRURUS MINOR sp. nov. 



Female. — Length 4.5 mm. Black ; clypeus and mandibles, except 

 teeth, testaceous ; palpi and tegulte white ; flagellum ferruginous ; legs, 

 except coxae and first joint of trochanters rufous ; venter at the sutures 

 and more or less of the ventral fold pale yellowish, while the dorsal 

 abdominal segments 4 to 7 are narrowly whitish at apex. Wings 

 hyaline, the stigma and veins pale yellowish. 



Male. — Agrees well with the female except that the legs are brown- 

 ish-yellow or reddish-yellow, the middle femora dusky basally, the 

 coxae, first joint of trochanters and the hind femora black, while the 

 dorsal abdominal segments at apex are black, not narrowly white, 

 except a small triangular spot at the lateral apical angles of the first 

 segment. 



Type. — Cat. No. 5656, U. S. Nat. Museum. From St. Paul Island, 

 August 20, 24 (Fur Seal Commission). 



CALLIPHRURUS POPOFENSIS sp. nov. 



Female. — Length 6.c; mm. Black ; abdomen with the second dorsal 

 segment narrowly testaceous at apex, the following segments, if viewed 

 from behind, showing a little white at their extreme apices , face 

 immediately beneath the antennae, but not along the orbits or on the 

 cheeks, the clypeus, mandibles, palpi, tegulae, a spot in front, front 

 and middle coxae and trochanters, second joint of hind trochanters, and 

 the tibial spurs, yellow or yellowish-white ; flagellum brown black. 

 Wings hyaline, the stigma and veins dark brown. 



Type. — Cat. No. 5657, U. S. Nat. Museum. From Popof Island, 

 July 1 1 . One specimen. 



