ON A NEW GENUS OF CULICINAE 
FROM THE AMAZON REGION 
BY 
R. NEWSTEAD, M.Sc., &c., 
AND 
H. F. CARTER. 
( Received for publication 15 February , 1911) 
Thomasina , nov. gen. (Newstead and Carter) 
Palpi of the' male (fig. 1) much shorter than the proboscis; 
they are also rather slender and composed of four segments, of 
Fig. 1. Head of $ Thomasina longipalpis. (Newstead and Thomas.) 
which the terminal one is very short and narrower than the 
preceding one. Antennae (fig. >) rather sparsely clothed with 
