BY FREDERICK A. A. SKUSE. 
1735 
seems to lay some importance on the “ curved proboscis ” through 
■which he compares this species with 0. toxorhynchus, but it 
cannot be regarded as structural, for I find straight and curved 
probosces in both sexes of this and other species. 
198. CuLEX RUBRiTHORAX, Macquai’t. 
Culex rrcbrithorax, Macq., Dipteres Exotiques, 4th Suppl. 1850, 
p. 9. 
“5* Thorace testaceo. Abdomine nigro, incisuris alhidis. 
Fedihus Jlavidis ; tar sis fuscis albo-annulatisF 
Proboscis tawny, black at the base and extremity, sometimes 
entirely black. Palpi black, tawny at the base. Front brown, 
with a grey pubescence. Antenme black. Thorax reddish- 
testaceous (denuded). Abdomen black, more or less shining, 
with a greyish-white pubescence about the incisions. Legs 
rather pale tawny ; posterior femora sometimes black within 
their posterior thii’d ; posterior tibiae brownish-black ; tarsi black, 
sometimes yellowish ■, the first three joints with a white ring at 
the base, narrow and sometimes indistinct to the anterior and 
intermediate pairs, lai’ge to the posterior. W ings rather limpid ; 
veins normal, covered with small black hairs. 
Five ^ specimens, of which one has the tarsal rings nearly 
absent. 
Tasmania. Long. 21 lines. 
199. Culex flavifrons, sp.n. 
— Length of antennae 0'070 inch 
Expanse of wings OTGOxO'040 ... 
Size of body 0'200 x 0‘035 ... 
L77 millim^itres. 
4 06 X 1-01 
5-08 X 0-88 
— Length of antennu! 0’090 inch 
Expanse of wings OTOO x 0 045 ... 
Size of body 0‘180x0'0t0 ... 
2‘27 millimetres. 
4-OGx M3 
4-5G X 1-01 
