286 JOURNAL, BOMBAY NATURAL HISTORY SOCIETY, Vol. XVII. 



the disco-cubital nervure being broken by a stump and by the transverse 

 median nervure in hind wings being broken distinctly below the middle. 



Phmdroph acinus striatus, sp. nov. 



Black, shining, the basal 4 segments of the abdomen, the 4 anterior femora, 

 tibiae and tarsi, tbe hind femora and base of h r.d tibiae broadly, red ; the 10th 

 and 11th joints of the antennas white ; wings hyaline, the stigma and nervures 

 black. 9 and $. 



Length 7 mm. ; terebra 1-5 mm. 



Quetta. May and June. 



Face and c'jpeus strongly, closely punctured : tbe inner half of the malar 

 space opaque, coarsely aciculated, the outer and the temples smooth and 

 shining; the centre of the front strongly irregnJaily reticulated-striated. 

 Temples very short, the occiput rounded. Pro- and mesothorax closely 

 punctured, the pleurae more strongly than the upper futface ; the lower half of 

 the propleurse striated ; the scutellum is more sparsely punctured, particularly 

 in the centre. Base of metanotum obliquely depressed ; the centre is almost 

 impunctate ; the sides closely punctured ; the space between the 2 keels is 

 strongly longitudinally striated-reticulated ; the apical slope has the sides 

 closely longitudinally striated-reticulated : the centre more irregularly trans- 

 versely-obliquely striated. Abdomen smooth and shining. The palpi are for 

 the greater part testaoeous. 



Th^ $ has a narrow elongated petiole like the 9 ; it m »y be black at the 

 base to the middle. The stump of a nerve on the disco-cubital may be distinct, 

 indistinct, or absent. 



Mesostenini. 

 Mesostenus tricarinatus, sp. nov. 



Black, the sides of the face broadly, the clypeus except at the apex, basal 

 half of manlibles, the inner orbits narrowly, a short narrow line on the centre 

 of the outer, the scutellar keels ; its sides broadly, the greater part of the 

 tegulae and the tubercles, pale yellow ; the abdomen, except the base of the 

 petiole, red ; the legs red, the posterior deeper iu tint than the others; the 

 4 anterior coxae and trochanters whitish yellow except above ; the hind coxae, 

 trochanters, apical third of tibiae, the basal joint of tarsi, base of 2nd and the 

 apical, blaok ; the rest of the hind tarsi white. Antennae black, the apical joints 

 brownish below. Wings clear hyaline, the nervures and stigma black. 9 • 



Length 8 mm. 



Quetta. May. 



Face and clypeus strongly punctured, thickly covered with white pubei-cerce. 

 Front closely rugosely punctured, the punctures intcimbed with fne longitudi- 

 nal striae ; there is a distinct keel down the middle- Vertex closely pur.ctured 

 at, anl around, the ocelli ; the sides shining, sparsely, finely punctured. Pro- 

 and mesothorax strongly, closely punctured ; covered with a white down. 

 Scutellum more shining and much less closely punctured. Metanotum with 2 



