130 HYMENOPIrERA FROM SARAWAK. 
Balcemena longicollis, sp. nov. 
Black, smooth and shining; the head, pro-and mesothorax 
ferruginous; the antenne longer than the body, black, the scape 
rufous below; the wings long, ample, uniformly dark fuscous, 
with a violaceous tinge; the nervures and stigma black; there are 
two small hyaline spots below the base of the stigma. 9. 
Length 14 mm. 
Hab. Kuching. 
The antenne taper towards the apex; almost bare. Face 
and clypeus thickly covered with fuscous pubescence. Teeth of 
mandibles black. Prothorax elongate; the middle lobe of the 
mesonotam roundly raised and separated from the lateral, which 
are flat. Scutellum sparsely haired; its apex bounded above by 
a flat plate with rounded sides. Post-scutellum deeply depressed 
and bordered by stout keels; behind its centre is a stout longi- 
tudinal keel. Median segment thickly covered with black pubes- 
cence. There is a narrow oblique furrow below the tegule; the 
larze oblique depression on the apex of the mesopleurz below 
is stoutly crenulated. Legs, with the calcaria, thickly covered 
with short black hair. The ventral surface of the abdomen is 
white at the base; the sheath of the ovipositor is black, and is 
covered with blacx hair 
Troticus melamopterus, Sp. NOV. 
Head below the eyes and the pro- and mesothorax rufous ; 
the four front legs of a paler rufous colour; the wings dark fus- 
cous, the base of the Ist cubital cellule and a small narrow 
cloud below it, hyaline; the antennre black, thickly covered 
with stiff black pubesence. °. 
Length 8 mm. 
Hab. Kuching. 
Face and clypeus distinctly punctured and thickly covered 
with fuscous pubescence. Mesonotumrufo-fuscous. Thecentral 
area on the metanotum is coarsely transversly striated, extends 
from the base to the apex and is slightly narrowed at the base; 
there are two lateral arez; a large basal one extending beyond the 
middle, coarsely aciculated on the outer side at the base and with 
two or three stout transverse keels near the centre, the lower 
Jour, Straits Brancb — 
