[22 1] HYMENOPTERA 227 



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 tegulze are yellow, 

 the mcsonotum 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- 

 tenna? 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 tegulse 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 

 coxas, 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 6.5 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 j face 

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

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

 and middle coxas 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 n. One specimen. 



