38 A Monograph of Culicidae. 
veins nearly in one line, the posterior a short way behind the 
mid ; halteres with ochraceous stem and fuscous knob. 
Length.—5 mm. — . 
Habitat.—Zomba, British Central Africa (Dr. — 
Time of capture.—January. 
Observations.—Described from a single 2 in fair condition, 
but with damaged head. The hind legs only are banded ; it 
resembles to some extent cinereus, but the darker wings and 
three white rings, instead of four on the palpi, should separate it. 
MyzoMYIA LEPTOMERES. 0. sp. 
Thorax brown, with small hair-like pale scales and short 
golden hairs. Abdomen black, with pale golden-brown hairs. 
Palpi black, apex with a broad white band, another small white 
band near it on the apex of the joint, and another nearer the 
base. Wings with two yellow costal spots and traces of a third, 
base of first long vein white, greater part of the rest of the wing 
dark scaled ; fringe spotted. | 
@. Head dark brown, with grey upright forked scales 
above, black at the sides ; antennae brown with pale pubescence ; 
proboscis brown with pale apex; palpi black, the apex with a 
broad white band, and with two other small white bands on the 
apices of the joints. 
Thorax brown, with a greyish sheen, with pale narrow hair- 
like scales and golden hairs ; scutellum pale brown ; metanotum 
dark brown; pleurae with grey sheen; abdomen blackish, with 
golden hair-like scales. 
Legs black, unbanded. Wings with two yellow spots on the 
black costa, which extend on to the first long vein, base of the first 
long vein white ; wing scales thin, brown except at the apices of 
the veins, at the base of the second fork-cell, and at the cross- 
veins and on the lower branch of the fifth long vein ; apex of the 
wing yellow with a small black spot, fringe. with pale areas 
where the veins join the border; halteres with pale stem and 
fuscous knob. First sub-marginal cell much longer and nar- 
rower than the second posterior cell, its base much nearer 
the base of the wing than that of the latter; its stem nearly 
as long as the cell; stem of the second posterior cell nearly 
twice as long as the cell ; posterior cross-vein some way behind 
the mid cross-vein, the mid a little way behind the supernu- 
merary. 
