HYMENOPTERA 243 



cept as noted, dark rufous, the middle and hind coxae black or fuscous, 

 the trochanters, base of tibias and tarsi honey-yellow. Wings hyaline, 

 the linear stigma and the internal veins brown. Antennae 24-jointed, 

 the scape and pedicel black, the ring-joint yellow, the flagellum brown- 

 black. The mesonotum has a median grooved line posteriorly just in 

 front of the scutellum ; the scutellum has a transverse crenate furrow 

 across its base ; the mesopleura have a crenate fovea on their disk ; the 

 metathorax is coarsely rugose and rather densely pubescent, while the 

 abdomen, except the first segment which is finely rugulose and pubes- 

 cent, is smooth and polished. 



Type. — Cat. No. 5696, U. S. Nat. Museum. From St. Paul Island, 

 August 22 (Fur Seal Commission). 



Genus Liposcia Forster. 

 LIPOSCIA DUBIOSA sp. nov. 



(PI. XI, fig. I.; 



Male. — Length i .5 mm. Polished black ; mandibles reddish ; palpi 

 white; tegulae and legs, except the hind tibiae and tarsi, brownish- 

 yellow ; the hind tibiae, except an annulus at base, and the tarsi fuscous. 

 Wings hyaline, the very narrow lanceolate stigma and the veins being 

 brown. Antennas long, 27-jointed, black, with the scape beneath and 

 an annulus at the base of the first joint of the flagellum yellow. 

 Mesonotum with a short median grooved line posteriorly, the fovea at 

 base of scutellum divided into two divisions by a delicate median 

 carina, the mesopleura with a smooth discal fovea a little behind the 

 middle, while the metathorax is feebly wrinkled posteriorly and at 

 sides but smooth and shining at base above. Abdomen, except the 

 first segment, smooth and shining, the first segment rugulose and 

 carinate. 



Type. — Cat. No. 5697, U. S. Nat. Museum. From Unalaska. 

 One specimen. 



Family BRACONID^. 



Subfamily APHIDIIN^^. 



Genus Praon Haliday. 



PRAON ALASKENSIS sp. nov. 



(PI. XI, fig. 3.) 



Male. — Length 2 mm. Polished black ; mandibles testaceous ; palpi 

 and annulus at base of flagellum. yellowish-white ; legs rufo-testa- 



