'^ 



's^g^ijSS***' 



B 



Fig. 45. Indian fish of utility as mosquito-destroyers. 

 Chaudhuri (from the Tropical Diseases Bulletin). 



A. Haplochilus panchax (nat. size). 



B. Ambassis ranga (nat. size). 



C. TricJwgaster fascialus (nat. size). 



After Sewell and 



