Culex iyengari n. sp. — ■ Mattingly and Rageau 
243 
Fig, 2. Male style and subapical lobe of coxite, a, C. iyengari n. sp.; b, C. pacificus; c, C. pervigilans ; d, C. piptens . 
represented in East and South Africa and in 
parts of the Australasian region although they 
are entirely absent from the intervening Ori- 
ental region. Other examples are not difficult 
to find. The subgenus Ochlerotatus of Aedes has 
been discussed by Mackerras (1927, 1950). 
Apart from minor penetrations in the north- 
west it is represented in the Oriental region by 
only a single species. Mackerras’ ideas appear 
to receive some support from recent dis- 
coveries in South Africa (Muspratt, 1955: 161) 
and the Malagasy region (Mattingly and 
Brown, 1955: 90). 
Another group which would probably re- 
