A Fourth Contribution to the Knowledge 

 of the Hymenoptera of Sarawak.* 



By P. Camebon. 



For the opportunity of describing the following species I 

 am indebted to Mr. John . Hewitt, the present curator of the 

 Sarawak Museum. 



EVANIIM, 



Pristaulacus fasciatipennis , sp. nov. 



Black, the antennal scape red ; the greater part of the 

 anterior femora, their tibiae and tarsi dark red, the apical 2 

 joints of the tarsi black ; the 4 posterior tarsi dark rufo- 

 testaceous ; wings clear hyaline, the median cellule except at 

 the apex, the submedian cellules except the 1st narrowly at 

 the base, a band at the stigma and of its width extending from 

 it to the cubital nervure, covering the 1st transverse cubital 

 nervure and one on the apex, fuscous violaceous ; the nervures 

 and stigma black. ?_. 



Length to end of 1st abdominal segment 11 mm. 



Kuching. September. 



Thorax in front armed on either side above the collar with 

 2 stout teeth, the upper being more slender and sharper ; base 

 of mesonotum roundly incised, its sides broadly rounded. 

 Collar longish, smooth and shining, its apex at the sides closely 

 punctured. Micllobe of mesonotum raised, clearly separated, 

 narrowed gradually towards the apex; stoutly transversely 

 striated ; the basal two striae separated from the others by a 

 space ; its lateral slope is similarly striated ; the apex of the 

 mesonotum is coarsely reticulated. Scutellum in the middle 

 stoutly transversely striated, the sides bordered by stout longi- 



* See also ''Descriptions of New Species of Iphiaulax and 

 Chaolta (Braconida?) from Sarawak, Borneo," Journ. Str. Br. Roy. 

 Asiatic Soc. XLII. pp. 23-52 



Jour. S. B. R. A. Soc, No. 46, 1906. 



