335 
Appendix. 
curved, bright chestnut-brown scales, rather paler in front, two 
dark median parallel lines show on the denuded surface, bristles 
deep brown, especially long and thick over the roots of the wings ; 
scutellum brown, with very small narrow curved pale scales, 
seven bright brown chaetae to the mid lobe ; metanotum brown ; 
pleurae ochraceous and slaty-grey, with two patches of white scales 
and an elongated patch j ust over the first two pairs of legs. 
Abdomen covered with deep blackish-brown scales, the first 
segment dull ochraceous with two median patches of dull black 
scales and long pale hairs, the second to fifth segments with basal 
white bands, bn the fifth the band spreads out a little laterally, 
on the sixth and seventh the band is rather broken in the middle 
but much expanded laterally, the eighth segment is mainly white ; 
border-bristles longest at the sides. 
Legs brown, unbanded, coxae to base of femora pale, venter of 
femora grey, remainder deep brown, femora, tibiae and metatarsi, 
especially of hind legs, spiny ; ungues small, equal, curved, simple. 
Wings with the veins with typical brown Gulex scales; first 
long vein rather bent about half way along the wing; first sub¬ 
marginal cell longer and just slightly narrower than the second 
posterior cell, its base nearer the base of the wing, its stem equal 
to about one-third of its length; stem of the second posterior cell 
equal to about half the length of the cell; posterior cross-vein 
nearly twice its own length distant from the mid cross-vein ; 
halteres with ochraceous stem and fuscous knob. 
Length .—5 mm. 
$. Palpi all deep brown to dull black, just a trace of a 
narrow pale band near the base, the apical joint a little longer 
than the penultimate joint, acuminate, the two last joints with 
numerous blackish hairs, short and dense on the under surface 
Fig. 313. 
Culex decens. n. sp. 
Male palp. 
only, a few also at the apex of the antepenultimate joint, the 
remainder with short pale hairs all on the ventral surface, 
densely scaled below ; the palpi are longer than the proboscis by 
the last joint and the apical third of the penultimate joint; 
