8 PROCEEDINGS OF THE NATIONAL MUSEUM. vol.61. 



second; mesoscutiim and scutellum polished, notauli distinct ante- 

 riorly ; pronotum laterally indistinctly sculptured ; mesopleurum pol- 

 ished; metapleurum and propodeum irregularly transversely rugu- 

 lose, basal areas smooth, median area not reaching base, strongly 

 narrowed toward base, weakly concave ; areolet large, incomplete, the 

 second intercubitus entirely absent, recurrent in middle ; abdomen 

 about a third longer than head and thorax ; first tergite polished, not 

 concave medially; rest of abdomen highlj^ polished; second tergite 

 without epipleural fold ; the abdomen compressed from base of second 

 tergite. 



Black, with mandibles, apex of clypeus, scape and pedicel, tegulae, 

 humeral angles of pronotum, legs and second and third tergites red, 

 tarsi infuscated; wings hyaline, venation blackish. 



Type locality. — Alpine region of Mount Washington, New Hamp- 

 shire. 



Type.—CoX. No. 25012, U.S.N.M. 



One specimen taken by JMrs. Annie T. Slosson. 



(ATROMETUS FLAVIFRONS Ashmead MS.) = LABRORYCHUS CHLAMIDATUP.I (Pro- 



Tancher). 

 BANCHUS PALLESCENS Provancher. 



BancJms pallescens Provancher, Nat. Can., vol. 6, 1874, p. 62; Faime Ent. 



Can., Hyiu., 1883, p. 391. 

 Banchus insUjnis Provancher, Nat. Can., vol. 6, 1S74, p. G3 ; Faune Ent, 



Can., Hym., 1883, p. 391. 

 " Corynephanes tarsalis Ashm., MS.," Slosson, Ent. News, vol. 13, 1902, 

 p. 321. 

 The synonymy of insignis with pallescens is on the strength of a 

 note by Mr. A. B. Gahan, who has seen the types of both species. 



BARYCNEMIS SLOSSONAE, new species. 



" Baryciiemis slossonae Aslim., n. sp.," Slosson, Ent. News, vol. 17, 190G, 

 p. 324. 



Very closely allied to linearis Ashmead, the only other North 

 American species that has been referred to the genus, but differing 

 in its larger size, shorter and stouter antennae, darker venation, and 

 shorter, stouter, and more strongly curved ovipositor. 



Female. — Length, 5 mm. ; antennae, 3 mm. 



Head polished, face and vertex very sparsely and weakly punc- 

 tured; temples receding, weakly convex; vertex impressed behind 

 ocelli; diameter of lateral ocellus half as long as postocellar line; 

 eyes fully a half longer than wide ; malar space slightly shorter than 

 basal width of mandible; face and clypeus each as long as broad; 

 basal joint of flagellum twice as long as apical thickness, the sub- 

 apical joints little longer than thick; thorax from above tapering 

 slightly posteriorly, from the side of nearly uniform depth and two 

 and a half times as long as deep, propodeum very long, precipitate 



