112 I1YMEN0PTERA FROM SARAWAK. 



middle and obliquely narrowed above; the eye incision, the inner 

 orbits narrowly, and the outer orbits more broadly, yellow. 

 Clypeus yellow, smooth, obscurely punctured at the apex ; its 

 greatest length is slightly greater than its greatest breadth ; 

 the apical incision is wide and shallow. The scape is yellow, 

 the flagellum brownish beneath. The basal two-thirds of 

 the pronotum broadly yellow ; there are two short, 

 narrow lines in the centre of the mesonotum ; almost the 

 basal half of the scutellum is yellow ; the apex is more 

 strongly punctured then the base, and on the sides 

 at the apex are three oblique keels. Post-scutellum strongly 

 and closely punctured ; it has a rounded slope from the base to 

 the apex, and is on a level with the top of the median segment, 

 which has a rather steep straight slope, with rounded sides and a 

 deep furrow in the middle. Pleune punctured, but not strongly 

 or closely ; the mesopleura> yellow, except at the apex and 

 extreme base ; the yellow is divided in two by an oblique furrow. 

 Wings almost hyaline, the costal cellule infuscated; the stigma 

 yellowish, the nervures black. Legs clear yellow, the hinder 

 femora slightly lined with black above. Abdomen yellow; a 

 large black mark, narrowed and rounded laterally, on the 

 apical half of the first segment; the base of the second 

 narrowly, a large mark, narrowed laterally, and extending from 

 near the base to near the apex, the greater part of the third, 

 fourth and the whole of the sixth, black. The ventral surface, 

 except the last segment, is black. 



Comes close to 0. macu/ipennis Smith. 



Odijnerus hyades, sp. nov. 



Black, largely marked with yellow; two short lines on the 

 mesonotum, the sides of the scutellum, the mesopleura? largely, 

 the sides of the petiole and two large irregularly oval marks on 

 the second abdominal segment, yellow; legs yellow, the femora 

 slightly lined with black; the wings hyaline, with a slight 

 fulvous tinge; the apex smoky; the stigma and nervures 

 black 9 . 



Long : 15 mm. 



Hab. Sarawak (Shelford). 



