Hymenoptera Orientalis. 279 



above, slightly wider at the base, more than twice longer than 

 broad, and incised at the apex. Median segment almost 

 perpendicular, transversely striolated ; the central keels not 

 reaching to the apex and forming an elongate triangle, with 

 a smooth ovate fovea at its apex ; metapleurae striated. A 

 line on the pronotum (narrowed in the middle) the tubercles, 

 tegulse,two large square marks on the scutellum, the metano- 

 tum, the lateral laminae, and the apex of the central mucor, 

 pale yellow. Scutellum keeled down the centre. Abdomen 

 minutely punctured, shining, a large fascia on the first 

 segment, an irregular band, narrowed and interrupted in the 

 middle on the second, and a complete band on the third 

 and fourth segments, pale yellow ; pygidial area punctured, 

 •covered with stiff fulvous, glistening depressed bristle-like 

 pubescence, and sharply pointed at the apex. Ventral 

 segment with scattered punctures, shining. The recurrent 

 nervure is received considerably before the middle of the 

 radial cellule, and is straight, not oblique. Length nearly 

 7 mm. 



OXYBELUS FULVOPILOSUS, Sp 1IOV. (PI X., f. 23.) 



Head closely punctured. Covered with a fulvous, the 

 clypeus and cheeks sparsely with silvery pubescence. Eyes 

 slightly converging towards the clypeus ; margined ; the 

 hinder ocelli separated from each other by twice the length 

 they are from the eyes. Clypeus shining, bluntly and 

 distinctly keeled in the middle. Antennae with the flagellum 

 fulvous beneath ; the third joint a little longer than the 

 fourth and attenuated at the base. Thorax closely punc- 

 tured, covered with a fulvous silvery pubescence, that on the 

 sternum longish. Collar transverse, the sides obliquely 

 truncated ; the mesosternal furrows not very distinct ; the 

 lateral laminae of the metanotum bluntly triangular at the 

 apex ; the central convex above, nearly twice longer than 

 broad, and somewhat roundly incised at the apex ; median 



