602 PROCEEDINGS OF TEE NATIONAL MUSEUM. volxxi. 



smoky beneath stigma, veins, including stigma, dark brown; costa 

 yellowish brown. 



Type.—^o. 3833, U.S.N.M. 



Described from two specimens. (Gifu zuzushi), (No. 19). 



22. TENTHREDO FUSCOTERMINATA, new species. 



Female. — Length, Ifi mm. ; expanse, 34 mm. ; head very large, quad- 

 rate, as wide as thorax, abdomen strongly constricted basally ; antenme 

 longer than head and thorax, slender, joint 3 nearly one-third longer 

 than 4; clypeus truncate centrally with a narrow projecting lobe at 

 either edge; ocellar basin strongly depressed, roughened, breaking 

 through antennal tubercle; occipital margin of head strongly and 

 sharply produciul; claws evenly notched, rays parallel and scarcely 

 divaricating. Color, reddish yellow, more or less obscured, with light 

 reddish brown on the vertex, mesonotum and bases of abdominal seg- 

 ments above; legs and venter somewhat paler; tarsi, especially pos- 

 terior ])air, reddish brown; tlagellum of anteunii' dark brown; the last 

 five segments of abdomen dark brown, almost black; wings light yel- 

 lowish, nearly hyaline, except apical third of anterior pair, which is 

 sharply and distinctly infuscated. 



Ti,ju;—^o. 3834, U.S.N.M. 



Described from two specimens. (Osaka), (No. 20). 



23. TENTHREDO GIFUI, new species. 



Female. — Length, 13 mm.; expanse, 25 mm.; general surface highly 

 polished, shining; thorax, distinctly punctate; head (quadrate, wider 

 than thorax; clypeus deeply and broadly emarginate; lateral lobes 

 narrow, produced; labrum half egg-shaped, about as long as wide; 

 anteiniic reaching to the second segment of the abdomen, slender, 

 joints slightly dyninishing in length from the third to last, distinctly 

 enlarged at tips, especially the basal joints; mouth parts clothed with 

 rather long whitish hairs; cheeks, pleura, and legs clothed with fine 

 whitish hairs; claws notched at tip, rays scarcely divaricating, paral- 

 lel; sheath long, narrow, rounded at tip, not or scarcely projecting 

 beyond abdomen. Color black; two small spots on base of clypeus, 

 all the labruiu, mandibles, except tips; small line on posterior upper 

 edge of pronotuni ; large spot covering the lateral third of metascutel- 

 lum; si)ot on meta-epimeron, whitish-yellow; tips of niadibles, palpi 

 and tips of two pairs of anterior femora and the tibia and tarsi reddish 

 yellow; the middle legs much more strongly infuscated than the 

 anterior jiair; posterior legs dark brown or black; wings hyaline or 

 slightly resinously infuscate; veins dark brown, almost black. 



Tiipe.—^o. 3855, U.S.N.M. 



Described from nine specimens, labeled Gifu woods (No. 18). 



24. DOLERUS JAPONICUS Kirby. 

 Dolerus japonicus KiuiiY, List Hym. Brit. Mus., 1882, I, p. 228, female. 

 (Gifu zuzushi), (No. 2). 



