222 P. Cameron. 
A new species of Pristaulaeus 
from the Sikkim Himalaya. «ym. 
By. P. Camertrom 
Pristaulacus rufobalteatus sp. nov. 9. 
Black, the apex of the Ist abdominal segment, the 
2nd and the base of the 3rd, red; the 4 anterior legs, 
except the coxae, red; the hinder knees, apex of tibiae 
and the tarsi of a darker red; wings hyaline, iridescent, 
sliehtly tinged with violaceous; an oblique irregular cloud 
behind the transverse median and the transverse basal 
nervure, it curving round to the latter on the front half; 
a deeper cloud, of equal width, extending from the stigma 
close to the cubitus on the basal half of the 2nd cubital 
cellule; and there is a much fainter cloud along the apex; 
the nervures and stigma black. Collar bidentate, the teeth 
stout. Tarsal claws with 4 stout teeth. — Length 13, 
terebra 13 mm. 
Front and vertex smooth, shining, almost impunctate, 
thickly covered with silvery pubescence Ocelli in a 
curve, separated from each other by about the same 
distance as they are from the eyes; there is a distinct 
fovea behind each of the posterior. Apex of clypeus 
rufous ; curved, the centre ending in a distinct tooth. 
Mandibles dark rufous at the base; palpi black. Pro- 
thorax closely punctured. Mesonotum strongly, closely 
transversely striated ; the middle lobe furrowed down 
the centre. Scutellum smooth, the apex with 3 stout, 
widely separated transverse Kkeels. Median segment 
coarsely reticulated ; a deep, wide, crenulated iurrow at 
the base. Upper part of propleurae reticulated, the rest 
closely punctured. Upper basal half oi mesopleurae 
closely, somewhat strongly punctured; the rest irregularly 
reticulated. First transverse cubital nervure roundly, 
obliquely curved; the 2rd roundly broadly dilated out- 
wardly, the lower two third almost obliterated; 2nd abscissa 
of cubitus curved towards the radius in the middle and 
having a minute stump there. First recurrent nervure 
received in the 1st cubital cellule, clearly distant from the 
ist transverse cubital. Hind coxae closely transversely 
striated. 
