[I 
5.— Pyretophorus. 
-Thorax, with anterior tuft of lanceolate scales and 
shoulder tufts of erect scales and some scales on 
the dorsum which are usually narrow, but are 
definite scales. Abdomen, with hairs only ; there 
may be scales on the genital lobes. Genus 
-Thorax, with broad fusiform or lunate flat scales. 
Prothoracic lobes, with palisade scales on the 
upper angle and dense tufts above, on the shoulder. 
(a.) Abdomen, with scales on the last segments 
and without ventral tufts. Genus 6.—Nyssorhyncus. 
(b.) Abdomen, heavily scaled and with ventral 
tufts of long scales . Genus 7. Cellia. 
Genus 1. —Anopheles. 
Thorax and abdomen dad with hair-like curved scales, practically 
hairs; palpi, in the female thin, not densely scaled, generally unbanded. 
Wing veins covered with long lanceolate scales of uniform colour which 
mayor may not form spots, but which, if present, are never so numerous as 
in other genera. 
Remarks .—This genus is represented by only one species here. 
Anopheles Treacherii. n. sp. 
A small dull-coloured mosquito with hyaline wings without ornament. 
Thorax, pale brown with two darker brown lines anteriorly on either si e o 
the middle line. Palpi and proboscis very lightly scaled. Legs, minute y 
banded white. 
Female Head .—The whole of the head and facies of a translucent 
silvery-grey; eyes, brilliant bronze-green. In the dead specimen, head turns 
to a dark brown, eyes to black. At the posterior margin of the eyes the nead 
has a slight fawn-brown tint and behind this there is a shadowing of black, 
on the vertex between the eyes there is a small tuft of white spatulate 
scales; the orbital margins are bare; there are a few scattered dark brown 
long upright forked scales on the occiput which extend back to the occipital 
foramen and laterally to the genae, at the hinder edge of the bate space 
round the eye the orbital bristles are inserted, they are black, as are the two 
verticals. There are no other scales on the head. Basal joint of antenna 
brown and nude, remaining joints black, pale at the insertion of the 
verticils, verticillate hairs, black. Clypeus with a dark line down the 
centre; nude. Palpi a little shorter than proboscis, joints 
indistinguishable, scaled with flat spatulate scales which shew a certain 
play of colours from purple to light bronze; there are some long black hairs 
at the base and others at the extreme apex. Proboscis, lightly scaled with 
brown scales, denser on the under surface and towards the apex than abo\ e 
and at the base, and with brown labellae. 
