212 Cameron, Hymenoptera Orientalia. 



on the outer side of the transverse cubital. The four 

 anterior coxae are pale yellow, black behind and on the 

 sides above ; the trochanters are pallid yellow ; the 

 hinder coxse entirely black, strongly punctured, and thickly 

 covered with white hair. The petiole is as long as the 

 second segment ; the basal half, the sides and apex pale 

 yellow ; it is, on the apical half, strongly and closely punc- 

 tured, and thickly covered with white hair ; down the 

 middle are two stout, longitudinal keels and, outside these, 

 is a shorter and more slender one ; the sides and apex of the 

 second segment — the yellow on the apex not extending to 

 the sides — and the sides of the third and its apex widely, 

 pale yellow ; the second and third segments are closely 

 punctured; the sides below acutely margined ; below they 

 are pallid yellow. 



Chreusa LUTEA, sp. nov. 



Ferruginea; antennis nigris, bast rufo, medio albo- 

 annulato ; pedibus rufis, apice tibianwi posticaruvi tarsisque 

 posticis nigris ; alis liyalinis, stigmate nigra. $ . 



Long. 7 ; terebra 2 mm. 



Antennae longer than the body, slightly thickened 

 towards the apex, black ; the scape and the second joint 

 rufous ; the sixth to ninth joints clear white, except on the 

 top. Head distinctly wider than the mesothorax ; ferru- 

 ginous, the face pallid yellow ; the vertex rather coarsely 

 punctured ; the front hollowed, its middle raised ; the 

 raised part bordered by stout keels. Face and clypeus 

 punctured, the sides thickly covered with short, silvery 

 hair ; the apex of the clypeus rounded, clearly defined 

 from the rest of the clypeus. Mandibles pallid yellow ; 

 the apex black, ending in two stout triangular teeth. 

 Mesonotum closely punctured, and covered thickly with 

 short microscopic pile; the sides of the pronotum projecting 



