MOSQUITO BIOLOGY 



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Fig. liv. Larva of Dupree's mosquito. Aides dupreei Coq. (After John B. 

 Smith.) 1, larva; 2, head from beneath; 3, mouth brushes; 4, mandible; 5, 

 antenna ; 6, mentum ; 7, terminal segments showing siphon and tracheal gills ; 

 8, scale of eighth segment; 9, a siphonal spine (all much enlarged). 



