NO. 1148. 



Ni:W JAPANESE HYMENOPTERA—ASHMEAI). 195 



SubfaiTiily XA^. BR.A.C01SrilSr.3£;. 



Genus MELANOBRACON Ashmead. 

 MELANOBRACON TIBIALIS, new species. 



Fe7nale.~LQngth^ 7 to 7.5 mm.; ovipositor about two-thirds the 

 length of the abdomen. Brownish-yellow, smooth, and shining; head 

 quadrate, the eyes large, brown-black; the antenna?, except the two 

 basal jomts, joints 2 to 5 of middle tarsi, and the hind tibia? and tarsi 

 except a pale annulus at base of tibiae, are black. Wings subhyaline' 

 or slightly smoky, with the stigma and veins, except the submedian 

 vem, entirely, and the costal and subcostal veins at base, which are 

 yellow, are black. The abdomen has a longitudinal furrow each side 

 of the first and second dorsal segments, and also on the second a tri- 

 angular elevation from its base, while the suture between the second 

 and third segments is rather deep, 



Ti/pe.— Cat No. 7287, U.S.N.M. 



Zocaliti/.~Gih\ (Y. Nawa). Three specimens, labeled No. 49. 



Genus MACRODYCTIUM Ashmead. 

 MACRODYCTIUM FLAVIPES, new species. 



J^emale.—Length, 3.5 mm. ; ovipositor about as long as the abdomen 

 Polished black; the first two joints of the antenna, a small annulus at 

 the base of the third joint, and the legs, except the last joint of the 

 front and middle tarsi, the extreme apex of hind tibia3, and the hind 

 tarsi, which are fuscous, are yellowish, or brownish-yellow; the second 

 abdominal segment is longitudinally striate on each side of the tri- 

 angular ridge or plate at base. Wings hyaline, the stigma and veins 

 brown, the tegula? and the longitudinal veins basallv pale yellowish 



Type.~C'a.t No. 7288, U.S.N.M. 



ZomZ%.— Sapporo (Doctor Matsumura). One specimen, labeled 

 No. 32. r , 



Genus CHELONOGASTRA ASHMEAD. 



CHELONOGASTRA KOEBELEI, new species. 



Plate XIV, fig. 3. 



Feynale.—Length 5.5 to 6 mm. ; ovipositor from a half to two-thirds 

 the length of the abdomen. Black, the head and thorax smooth and 

 shinmg, the abdomen opaque, concave beneath as in Chdonus Jurine, 

 the first three segments coarsely regulose, the second and third closely 

 united and occupying most of the surface of the abdomen, the fourth 

 and fifth segments very short, shagreened. The head as viewed from 

 above is obtrapezoidal, the face sparsely punctate, pubescent, the eyes 



