56 
A Monograph of Culicidae. 
segments; venter with broad, apical, creamy bands. Legs dark 
brown to almost black, except at the base; a pale knee spot, 
and another at the tibio-metatarsal joint. Fore and mid ungues 
of the £ unequal, the larger with a long median tooth, the 
smaller with a sharp basal tooth ; hind equal and simple. 
9 . Head with creamy-white curved scales in the middle, 
pale flat ones at the sides, and with numerous black forked 
upright ones, which expand out very much at the top; proboscis 
black scaled, thickened towards the tip, apex pale; palpi short, 
black scaled ; antennae brown, with pale pubescence, basal joint 
and base of the second joint testaceous ; eyes deep black, purplish 
in some lights, a narrow pale border surrounding them. 
Thorax deep umber-brown to black, 
covered with narrow, deep-brown, curved 
scales, and with two rows of long black 
bristles, and with numerous black bristles 
at the sides ; scutellum dark ochraceous- 
brown, with narrow dark scales and black 
bristles ; metanotum brown ; pleurae paler, 
with a row of black bristles down to the 
mid coxae. 
Abdomen covered with deep black 
scales, and each segment with a small basal 
whitish spot on each side, which does not 
show dorsally on all the segments ; posterior 
borders with golden bristles ; in some speci¬ 
mens the abdomen has a coppery-brown 
appearance, and the lateral spots are only 
present on the last few segments; venter 
with broad basal bands of creamy scales and a few dusky ones 
forming apical bands to the segments. 
Legs black, coxae grey, and also the ventral surface of the 
femora, except just at the apex; apices of the femora and tibiae 
swollen ; a small pale spot at the tibio-metatarsal joint, and a 
small indistinct deep-yellow one at the knee; legs rather long; 
they also show a deep bluish tinge in some lights. 
Wings a little longer than the body, with dark blackish- 
brown scales, very dense and broadish on the first, second, third, 
and apical portions of the fourth veins; the stem of the fourth, 
the upper arm of the fifth and the sixth with long thin scales on 
each side in addition; the lower branch of the fifth with thin 
scales on one side only, and the stem with no long scales; first 
i 
Fig. 176. 
Culex atratus. n. sp. 
a, Male ungues of fore leg ; 
b, female ungues; c, ab¬ 
dominal segments ; d, 
forked scale of head ; 
e and f, wing scales. 
