HYMEXOPTEKA AND VESPIDìE. 63 



Pison jaranna sp. nov. 



Black, shilling, the heud aiul thorax densely covered with 

 silvery pubescence, the sides and ventral surface of the abdo- 

 men with shorter, sparse pubescence, the wings hyaline, the 

 apex with a distinct smoky band ; the !'• recurrent nervure 

 received shortly before the V^ transverse cubital, the 2"^' inter- 

 stitial, the nervures and stigma black, d". 



Length 7 mm. 



Tjandi near Semarang. April to June. (Drescher leg.). 



Front rugosely punctured, almost reticulated ; the ocellar 

 region finely punctured ; the vertex is raised behind them and 

 is strongly, distinctly punctured ; the innerside of the eye 

 incision finely closely rugose. Apex of clypeus broadly rounded, 

 slightly sharply pointed in the middle. Palpi fuscous. Prono- 

 tum finely, closely punctured, depressed in the middle behind. 

 Mesonotum closely and strongly punctured. The scutellum is 

 somewhat less closely and less strongly punctured than it; 

 the post-scutellum more finely and closely punctured than the 

 scutellum. Apex of median segment broadly rounded ; its 

 basal furrow commences shortly behind the middle, is deep, 

 narrowed at the base and apex ; it leads into the apical furrow, 

 which is wider and deeper and ends before the middle of the 

 apical slope ; the base to near the apex is irregularly, clearly, 

 obliquely striated ; the apex closely rugose ; the apical slope 

 is closely transversely striated in the middle ; the sides closely 

 rugose. Propleuraä finely rugose : the meso- strongly, closely 

 punctured ; the meta- rugose at the base, the rest irregularly 

 striated. Abdomen smooth, shining ; the basal 2 segments 

 finely punctured. 



The vertical furrow at the base of the meso-pleiirae is deep, 

 moderately wide, smooth and extends from near the top to 

 the bottom. Calcarla black. 



