200 A Monograph of Culicidae. 
Thorax brown, with pale reflections when denuded, covered 
with small narrow-curved golden-brown scales in the middle, 
with grey ones laterally, and almost white ones behind ; scutellum 
testaceous, with narrow-curved grey scales, and seven median 
border-bristles ; metanotum chestnut-brown ; pleurae dark-brown, 
with patches of white scales. 
Abdomen covered with brown to black scales with dull violet 
reflections ; with basal white bands; border-bristles very thin 
and pale. 
Legs dark brown, unbanded, bases and venter of the femora 
very pale grey, knee spot indistinctly yellow, apex of the tibiae 
with a dull white spot ; ungues very small, equal and simple ; in 
some lights the legs have a metallic ochraceous hue. 
Wings with the veins covered with typical brown Culex 
scales ; first sub-marginal cell a little longer and very slightly 
narrower than the second posterior cell, their bases about level ; 
stem of the first sub-marginal not quite half the length of the 
cell ; stem of the second posterior cell about two-thirds the length 
of the cell; posterior cross-vein more than twice its own length 
distant from the mid cross-vein ; the fourth long vein somewhat 
bent just past the posterior cross-vein ; the costal, sub-costal, 
first, third, and sixth long veins very dark brown. Halteres 
ochraceous, with slightly fuscous knob. 
Length.—3 mm. 
g. Palpi with the last two joints and the apex of the ante- 
penultimate dark brown, remainder pale brown, the last two 
joints and the apex of the antepenultimate with black hairs ; 
longer than the proboscis by the apical joint and half the penulti- 
mate; antennae banded brown and grey, with deep brown 
plumes. 
Fore and mid ungues unequal, both uniserrated, hind equal 
and simple. Fork-cells small, the first sub-marginal longer and 
narrower than the second posterior cell, their bases nearly level ; 
the stem of the first sub-marginal nearly as long as the cell ; 
posterior cross-vein about twice its own length distant from 
the mid. j 
Length.—3 mm. 
Time of capture-—June (13.6.01). 
Halitat.—Sidon, Palestine (Cropper). 
Observations.—Described from a ¢ and @ given me by the 
collector, Dr. Cropper. It is a small, delicate mosquito, resembling 
to some extent Culex nigritulus, Zetterstedt, but the basal white 
