Genus Culex . 
89 
much curved, equal and simple; in the $ the fore and mid 
ungues are unequal, uniserrated, the hind equal and simple. 
9. Head covered with creamy-yellow curved scales, flat 
creamy ones at the sides, with numerous black upright forked 
ones; eyes deep purplish-black, with a pale border round them, 
numerous long black bristles projecting forwards; proboscis 
dark brown, livid beneath in the middle, and sometimes showing 
slightly livid above ; palpi 
thick, brown, covered with 
black scales, sometimes a few 
white ones are scattered about, 
the last joint large, bristly; 
antennae black, basal joint 
deep ferruginous, darker on 
the inside, base of the second 
joint dull ferruginous, hairs 
black, clypeus black. 
Thorax deep violet-black, 
covered with narrow golden 
curved scales which become 
paler towards the scutellum, 
with traces of three median 
longitudinal parallel lines, the 
median one with a row of black 
bristles, the lateral ones bare ; 
scutellum paler than the meso- 
notum, with narrow pale 
curved scales and eight median 
border - bristles ; metanotum 
deep brown at the sides, more 
or less dull testaceous in the 
middle, with a dusky median 
line; pleurae dark and reddish- 
brown, with a few pale scales ; over the roots of the wings are 
numerous backwardly projecting black bristles. 
Abdomen, when denuded, deep black and ferruginous at the 
bases of the segments, covered with dusky-black scales and basal 
bands of creamy to pure white scales ; first segment with two 
small median patches of black scales j posterior border-bristles 
short, pallid; abdomen rather hairy for the 9 > last segment 
very bristly; ovipositor dark, small. 
Legs dark brownish-black, with pale bronzy reflections; 
Fig. 193. 
'Culexpervigilans, Bergroth. 
a, Male palpus ; b, female palpus; c, female 
ungues; d, fore and hind male ungues ; e, 
haltere. 
