HYMENOPTERA 1 89 



vated posteriorly, the clypeus shining with some sparse punctures ; palpi 

 yellowish-white ; scape beneath, a spot on mandibles, and the front and 

 middle trochanters yellowish ; coxae black ; front and middle legs red- 

 dish-yellow, the hind legs red, their tarsi fuscous. 



Antennte 26-jointed, the third joint the longest, distinctly longer 

 than the fourth and a little more than thrice as long as thick. Wings 

 hyaline, the stigma and veins dark brown. Abdomen black, with the 

 apex of the second dorsal segment, the third segment entirely and a 

 tinge at base of fourth, red ; the petiole is stout, shagreened and cari- 

 nate, the lateral and dorsal carinas extending to apex ; the apex with 

 some longitudinal striae between the dorsal carinae ; the second seg- 

 ment is coriaceous except at the apical third or fourth, the apical third 

 or fourth of the second segment and the following segments smooth 

 and polished. 



Type. — Cat. No. 5602, U. S. Nat. Museum. From Kodiak, July 

 20. One specimen. 



Genus Philonygus Forster. 

 PHILONYGUS ALASKENSIS sp. nov. 



Male. — Length 3.6 mm. Elongate, shining black; face below the 

 antennae finely punctate, above and the cheeks and temples polished, 

 impunctate ; palpi, except the two apical joints, tegulae and sutures 

 of trochanters, yellowish-white ; a spot on mandibles, the knees and 

 the front and middle femora beyieath^ testaceous. 



Antennae 22-jointed, as long as the body, the third and fourth joints 

 the longest, and of an equal length, although only a little longer than 

 the fifth. Wings hyaline, the stigma and veins brown-black. The 

 parapsidal furrows are indicated anteriorly by punctate lines. The 

 metathorax is finely wrinkled but shining and completely areolated. 

 Abdomen elongate, clavate, the petiole and the second segment opaque, 

 coriaceous, the third segment feebly coriaceous but shining, the follow- 

 ing smooth or nearly so and shining. 



Type. — Cat. No. 5603, U. S. Nat. Museum. From Popof Island, 

 July II. 



PHILONYGUS GLACIALIS sp. nov. 



Male. — Length 6.5 mm. Polished black ; palpi fuscous ; mandibles 

 and tegulae black ; apical half or more of front and middle femora, 

 and their tibiae, ferruginous. Antennae 23-jointed, black, shorter than 

 the body. Wings hyaline, the stigma and veins dark-brown. The 



