270 
A Monograph of Culicidae. 
with a few white scales, verticillate hairs brown; proboscis 
broad, bright ochraceous yellow, with numerous black scales at 
the tip and others at the base; palpi covered with parti-coloured 
ochraceous and deep purple scales and pure white ones, the dark 
colour predominating at the basal parts, the yellow in the 
middle, and the white scales at the tip. 
Thorax densely clothed with yellowish-brown, curved scales 
and white spots, formed by groups of pure white scales, longer 
and broader than the rest, a median and two lateral rows of 
bristles, and numerous dark bristles at the sides ; the white 
spots are as follows : three in front against the head, three very 
clear ones in the middle, and broken 
masses of white scales at the sides, and 
another small patch just in front of the 
scutellum ; scutellum ochraceous brown, 
with white scales ; metanotum brown ; 
pleurae darker brown, with numerous 
white scales. 
Abdomen deep purplish-black to 
brilliant purple, depending on the light, 
covered with bright ochraceous yellow, 
white and parti - coloured scales, the 
white scales forming more or less basal 
bands and a white median spot to each 
segment, especially posteriorly ; each seg¬ 
ment has also an apical border of pale 
hairs; first segment nude, with only a 
patch of white scales in the middle, and 
numerous fine pale hairs; the white 
scales at the bases of the abdominal 
Fig. 78. 
Female ungues of Mucidus. 
a, M. alternans, Westw. ; b, M. 
scataphagoides. n. sp. ; e, m. segments spread out laterally and form 
Africanus. n. sp. ..... " 
distinct lateral spots ; on the venter the 
abdomen is broadly, basally banded with white scales, the 
parti-coloured ones forming only narrow apical borders. 
Legs thickly clothed with ochraceous, parti-coloured, and 
white scales, which stand up from the surface more than usual, 
all the joints banded ; fore femora not very distinctly banded, 
tibiae with three white bands, metatarsus with two, the first two 
tarsal joints with basal white bands, last two unbanded ; in the 
mid legs the femora are white at the apex, and have one distinct 
white band and two white patches below, not forming bands; 
tibiae and tarsi as in the fore legs ; in the hind legs the tarsi are 
