168 Mr. P. Cameron on Ilymcuoptera 



narrowly, of llie liiiuler broadly, tlie apical joint of the inidille 

 trochanters sliijhtly, the greater part of the posterior, the 

 anterior tibire in front and the basal half of the four ])OSterior 

 alove, white. Fore wings hyaline to near the stigma, the 

 rest fuscous ; the stigma, costa, and nervures black ; the hind 

 wings hyaline. (J . 



Length 9 mm. 



Sikkim. 



Antenme ii^tout, densely covered with black, stiff pubes- 

 cence ; tapering towards the apex, thickened towards the 

 middle. Head slightly broader than the thorax; the temples 

 broad, rounded behind ; the front and vertex forming one 

 jnece ; the occllar region not bounded by furrows; there is a 

 deep, small, clearly detined, semicircular fovea in the middle 

 of the front below ; on each side, above it, is a smaller, less 

 distinct one, the three forming a triangle. Apex of clypeus 

 broadly rounded ; the pubescence on the front long, dense, 

 pale. Upper part of thorax almost bare, the sides and breast 

 bearing white pubescence. The second and following abdo- 

 minal segments, at the apex, are narrowly, obscurely lined 

 with white. The tirst transverse cubital neivure is faint in 

 the middle. 



Allied to S. fuscinervis, Cam., and S. cceruleiceps, Cam.; 

 it may be known from both by the white clypeus and by the 

 white band bordering the basal segment of the abdomen. It 

 is a broader species than either. 



Chalcididae. 

 Oncochalcis viarginiscutis, sp. n. 



Black, densely covered with silvery pubescence, the apex 

 of all the femora, the four anterior tibiae, except the front 

 pair (which are marked with black broadly in the centre 

 behind) and the middle pair (which are similarly marked in 

 front and behind), tiie hinder broadly at the base and apex 

 behind (about one tiiird), the tarsi and the tegulge, bright 

 lemon-yellow ; wings hyaline, the nervures black. ? . 



Length 6 mm. 



llaundraw Valley, Middle Tenasserim ; August (C T. 

 Bingham) . 



iSides of front longitudinally reticulated ; the vertex 

 covered with round, interlacing punctures. Face irregularly 

 rugosely punctured, with an aciculated space in the middle ; 

 the space wide in the middle, obliquely narrowed above and 

 below. Clypeus punctured somewhat strongly in the middle. 



