164 
tory (Hill). Type: Male (holotype) proba- 
bly in School of Public Health and Tropical 
Medicine, University of Sydney. 
1924. Aedes {Skusea) longirostris (Leic.). Ed- 
wards, Bui. Ent. Res. 14: 391. Synonymy of 
him. 
Adult and larva described by Edwards 
(1929: 342) and Barraud (1934: 216), and the 
larva by Edwards (1926: 120). 
ADULT: A small dark species without con- 
spicuous markings. Abdomen of female with 
basolateral pale patches on some segments. 
Male. Wing length approximately 1. 9-2.1 
mm. Head: Proboscis dark-scaled; distinctly 
longer than the fore femur. Palpus dark, only 
about one eighth as long as the proboscis. 
Torus bare of scales, however a few hairs may 
be present. Vertex with broad dark scales, 
some broad pale scales laterally, and a line of 
pale scales along eye margin (usually incon- 
spicuous) ; a row of dark upright-forked 
scales along the nape. Thorax: Scutum with 
brown scales. Scutellar lobes with broad dark 
scales. Apn, ppn, and pleuron bare of scales; 
no lower mesepimeral bristles; pleural scler- 
ites grayish brown. Legs: Dark, femora par- 
tially pale posteriorly. Tarsal claws of all 
three legs with one slightly larger than the 
other, the larger claw in each case bearing a 
slender small tooth near the base (can be seen 
only on a slide mount). Wings: Dark-scaled. 
Halter stem pale, knob darker and with dusky 
scales. Abdomen: Tergites brown-scaled, lateral 
margin of I usually with a few dark scales. 
Sternites brown-scaled. Terminalia: Basi- 
style with a hairy lobe near apex and with two 
large processes arising basally from the inner 
surface. Dististyle hairy on apical one third 
and with a small double appendage. Meso- 
some simple. Ninth tergite without setae. 
Female. Wing length 2. 1-2. 7 mm. Re- 
sembles the male in all details except that 
basolateral pale patches are present on some 
of the tergites. Also, the tarsal claws are all 
equal and simple. 
LARVA: Head: Antenna spiculated, broadest 
PACIFIC SCIENCE, Vol. VI, April, 1952 
Fig. 3. A. {Rhinoskusea) longirostris. Male terminalia 
(Samar). 
at base and gradually tapering to apex; an- 
tennal hair tuft with 4-7 branches, inserted 
beyond middle and extending to beyond 
apex of antenna. Hair 4 very small, with 3-5 
branches; 5 with 5-7; 6 double; 7 with 8-14; 
8 with 2-3; 9 with 2-4; 12 with 3-7; 13 
double, rarely with 3; 14 with 2-3; 15 small, 
double, occasionally with 1-3; 17 single; 18 
single, rarely double; 20 with 2-4. Mentum 
with 9-12 lateral teeth. Thorax: Prothoracic 
hairs 1, 2, and 3 all single. Mesothoracic hair 
9 with 5-7 branches; 10 and 12 single, long, 
stout; 11 single, very small. Metathoracic 
hair 9 with 2-3 branches; 10 single, long, 
stout; 12 single, much reduced; 11 single, 
very small. Abdomen: Dorsolateral hairs on I 
and II with 3 branches, rarely 2-4. Lateral 
hair on I single; on II small, with 2-4 bran- 
ches; on III-VI double, rarely with 3 
branches. Pentad hair 1 with 3-6 branches; 
2 and 4 single; 3 with 4-9; 5 with 9-13. 
Comb of 50 to 75 scales in a triangular patch. 
