NO. 1448. NEW JAPANESE HYMENOPTERA—ASHMEAD. 199 



middle of the third, are fuscous; the antennaB are brown, darker 

 toward apex; the flagellar joints after the first about twice as long as 

 thick, the first joint being nearly' thrice as long as thick; legs, includ- 

 ing cox», uniformly brownish-yellow. Wings hyaline; the stigma, 

 except at apex within, from the origin of the cubitus, and the veins, 

 yellow, the basal nervure more or less dusky; the second cubital cell 

 is nearly twice as long as wide at base, a little narrower at apex than 

 at base, the second transverse cubitus being whitish and distinctly 

 shorter than the first. 



Type.—Ciit. No.- 7296, U.S.N.M. 



Locality. — Sapporo (Dr. S. Matsumara). One specimen, labeled 

 No. 13. 



RHOGAS JAPONICUS, new species. 



Male and female. — Length 5.. 5 to 6 mm. Brownish-j^ellow; eyes, 

 l)rown-black; a spot between ocelli; the disk of metathorax, the disk 

 of first abdominal seg'ment, more or less, and one or two spots toward 

 apex of the abdomen, black; the antenna? are ver}^ long, slender, 

 becoming more or less fuscous toward apex, yellowish basally for 

 more than half their length, the joints of the flagellum about three 

 times as long as thick. Wings hyaline, the veins and stigma mostly 

 yellow, the latter, liowever, with a large spot toward apex, and the 

 basal nervure and the first abscissa of the radius, fuscous. The male is 

 the smaller and differs from the female in having no fuscous spots at 

 apex of abdomen, and in having the stigma of the front wings nearly 

 wholly 3"ellow; witli only a trace of the fuscous spot at apex. 



Type'^—C?ii. No. 7297," U.S.N.M. 



Locality. — Gifu (Y. Nawa). Three specimens, labeled No. 51. 



Triloe I\". DORYCTINI. 



Genus ISCHIOGONUS Wesmael. 

 ISCHIOGONUS HAKONENSIS, new species. 



Fe)nale. — Length, 7 mm.; ovipositor about as long as the abdomen. 

 Black and shining; the hind orbits, a spot before insertion of each 

 antenna, the cheeks, the mandibles, except teeth, the last segment of 

 abdomen, and the legs, except a black spot at apex of all femora, the 

 middle and hind tibi^ toward apex, and the tarsi, which are fuscous, 

 are brownish-yellow; the palpi and tegulie are yellowish- white; the 

 antennte are brown-black, with the scape reddish-brown beneath, the 

 small ring-joint yellowish. Wings subfuscous, the veins black or 

 brown-l)lack, the stigma brownish-yellow, paler at base. The thorax 

 is distinctly trilobed, the middle lobe short with a median furrow, the 

 depression on the middle lobe posteriorly and on the lateral lobes in 

 front of the scutelliun is rugulose, the prothorax at the sides has some 



