128 HYMENOPTERA FROM SARAWAK. 
width and long slender anterior tarsi whose basal joint is nearly 
as long as the tibize. 
Halycea erythrocephala sp. nov, 
Black, the head rufous, the long palpi, the base of the 4 
hinder tibice and the 4 hinder tarsi white; the wings hyaline, 
distinctly tinted with fuscous of a violaceous tinge, the stigma 
and nervures black. 9. 
Length 15 mm., terebra 18 mm. 
Hab. Kuching, 25th March. 
Face closely rugosely punctured and covered sparsely 
with long fuscous hair; the space between the keels deep; 
the apex bears some. stout longitudinal keels. The upper part 
of the meso- stoutly irregularly striated at the base; the lower 
furrow is wide and deep and is stoutly striated, the metapleuree 
are more stoutly reticulated than the base, with its base almost 
smooth. The basal segment of the abdomen is closely and 
rather strongly rugosely punctured; the punctures run into 
reticulations in the centre and become finer towards the apex; 
its base is depressed. The triangular area on the second seg- 
ment is closely, finely rugosely punctured; there is a smooth 
line down the centre of the face with a furrow in its middle. 
The furrow on the base of the mesonotum is wide and smooth: 
the depression behind it is bordered laterally by 2 irregular 
keels and there is also a curved keel on the inner side at the 
base ; the space between the 2 keels and outside them are ir- 
regularly crenulated. Scutellum depressed in the centre, finely 
punctured, depressed and rufous in the centre; at its base are 4 
short keels. Post scutellum depressed in the centre; its sides 
broad. Propleure stoutly keeled in the centre at the base, the 
rest is much more finely and closely punctured; the bordering 
furrows are deep and rufous. The 8rd and 4th segments are 
alutaceous, opaque; the others smooth and shining. The apices 
of the tarsal joints are spinose. 
MACROCENTRINA. 
Zele filicornis, sp. NOV. 
Luteous, smooth and shining; the antenne almost twice 
the length of the body; very slender, black, the scape rufous: the. 
Jour. Straits Branch 
