HYMENOPTERA FROM SARAWAK. 95 
wings to the ulna sm>ky-fuscous, the ulna fuscous, the cubitus 
black, the apex of the wings milky-white; the hinder femora 
with 7 teeth; the ovipositor stout, two-thirds of the length of 
the body, 9. 
Length to the commencement of the ovipositor 10 mm,; the 
ovipositor nearly 4 mm. 
Hab. Kuching. 
Head and thorax coarsely, closely rugosely puncture]; the 
front is stoutly keeled down the middle and is stoutly trans- 
versely striated on either side of the keel; the face is sparsely 
covered with glistening white hair. The upper part of the 
propleure is smooth and is depressed at the base, the lower is 
irregularly striated. The basal third of the mesopleure is 
depressed and is irregularly, widely striated. The base of the 
pronotum is obliquely depressed and is irregularly transversely 
striated. The apex of the scutellum broadly projects in the 
middle and is there roundly incised. Median sezment coarsely 
reticulated; at the base on the sides is a large area roundly 
narrowed at the apex; between them are 3 arew of which the 
central is the larger, and it is widened at the apex; on the sides 
of the sezment is a large projection, wide at the base, roundly 
narrowed towards the apex; the apex of the sezment triangu- 
larly projects. The basal three teeth on the base of the femora 
are short, broad and bluntly rounded; the others are more 
distinct; the apical two are closer to each other than the pair in 
front of them and are less prominent. 
Megacolus rufiventris, sp. nov. 
Black; the abdomen bright rufous; the tarsi, four front 
knees and the apices of the 4 front tibiz rufo-testaceous; the 
hinder femora with 6 irregularly separated not very prominent 
teeth; the wings hyaline, with a faint fulvous tinge; the 
nervures dark fuscous; the ovipositor black, very stout, as 
lone as the abdomen, 9. 
Length 9; ovipositor 4 mm. 
Hab. Kuching. 
Head and thorax coarsely rugosely punctured; the pro- 
and mesopleure closely reticulated; there is a smooth band at 
R. A. Soe., No. 39, 1903. 
