146 
A Monograph of Culicidae. 
curved scales; median lobe with six border-bristles, the two 
median ones crossed; metanotum brown; pleurae pale brown 
and grey. 
Abdomen deep dull ochraceous and steely when denuded, 
covered with dusky-brown scales, the bases of the segments with 
median pale ochraceous patches of 
scales; venter densely covered with 
pale ochraceous scales; first seg¬ 
ment with two patches of black 
scales and densely hairy. 
Legs unbanded; coxae pale 
ochraceous; legs deep ochraceous 
when denuded, covered with small 
brown scales, the ground colour 
showing more or less in the femora, 
which are paler beneath ; ungues 
of the fore and mid legs curved, 
equal and simple, of the hind nearly 
straight. 
Wings with the veins covered 
with brown scales, the median flat 
ones small, the lateral ones thin 
and long, very like 0. pipiens; the 
first sub-marginal cell considerably 
narrower and longer than the second posterior cell, its base much 
nearer the base of the wing than that of the second posterior 
cell; its stem a little less than one-third of the length of the 
cell; stem of the second posterior not quite half the length of 
the cell; posterior cross-vein twice its own length distant from 
the mid cross-vein; sub-costal joins the costal a little before the 
base of the first sub-marginal cell; fringe brown; halteres with 
a grey stem and fuscous knob. 
Length. —5*5 mm. 
£. Head dark brown, with numerous creamy-grey curved 
scales, the median ones being rather clavate, small flat white 
ones at the sides, and numerous small black upright forked ones; 
a narrow border of pale scales around the eyes; the sides of the 
head seem dark-scaled; a tuft of a few yellow bristles project 
forwards; antennae banded, brown and white, with deep brown 
verticils; palpi ochraceous, with almost black scales, the last two 
joints with bristles, and also a few on the antepenultimate joint; 
a pale band on the basal third, and a small white one near the 
Fig. 232. 
Chilex JReesii. n. sp. 
I. Male palpus ; II. thorax of ? ; 
III. male ungues. 
