1728 
DIPTERA OF AUSTRALIA, 
fifth longitudinal vein ; both these cross-veins and the base of the 
second longitudinal slightly clouded with pale fuscous ; anterior 
branch of the fifth longitudinal vein originating a little before the 
tip of the sixth longitudinal, and its tip joining the posterior border 
opposite the base of the second posterior cell ; second posterior 
cell somewhat wider than the first sub-marginal cell, and half its 
length. 
Ilah . — Hexham Swamps, near Newcastle and Richmond 
(Skuse), Mt. Kembla, Illawarra, N.S.W. (Mr. A. G. Hamilton). 
January. 
Ohs . — This is a day-flying bush mosquito, and is by far the most 
beautiful and most distinct of all the Australian species of Culex 
known by me. It is strange that I have not taken a specimen of 
the more particularly as the latter sex usually requires the least 
looking for. The species has long been known in vai-ious parts of 
New South Wales under the name of “ Hexham grey.”’*^ 
194. Culex vittiger, sp.n. 
5 . — Length of antenme OJOO inch ... 2-54 millimetres. 
Expanse of wings 0’220 x 0 050 ... 5’58 x L27 
Size of body 0-240 x 0'045 ... 6-09 x 1-13 
Antennse brown, nearly 5 the length of the proboscis ; first 
joint of the scapus and basal half of the second, ochraceous. 
Head densely clothed with yellow scales and hairs. Proboscis 
brown at the base, ochraceous towards the middle, dusky towards 
the tip, i-ather more than four times the length of the palpi. 
Palpi ochraceous, tip of the fifth and last joint dusky, densely 
covered with rather long hairs. Thorax black, with five vittie of 
whitish scales, the median one furcate a short distance before tlie 
* Since the above was written I have been fortunate enough to receive 
specimens of the $ from Queensland through the kindness of Mr. Henry 
Tryon of Brisbane, who obtained them for me at Breakfast Creek. It is 
there called the “Scotch-grey.” The ? possesses very long palpi, these 
being rather more than half the length of the proboscis . 
