ILLUSTRATIONS 



A MOSQUITO-BREEDING POOL 



Frontispiece 



OPPOSITE PAGE 



J. W. Dupree, M.D 



Plate I. — Wing Scales .... 

 Plate II. — Wing Scales and Claspers 

 Plate III. — Larva of Ochlerotatus bimaculatus 

 Plate IV. — Larva of Megarhinus septentrio 



nalis 

 Plate V. — Raft Eggs . 

 Plate VI. — Single Eggs 

 Plate VII. — Single Eggs 

 Plate VIII. — Single Eggs 



Fig. i. — Diagram of mouth parts of adult 



female ..... 



Fig. 2. — Mouth brushes of larva of Culex 



territans ..... 

 Fig. 3. — Mouth parts of larva of Culex restuans 

 Fig. 4. — Pupa of Culex pipiens 

 Fig. 5. — Melanoconion atratus, Pneumaculex 



signifer (adults) .... 

 Fig. 6. — Culex restuans, Ochlerotatus triseriatus 



(adults) ..... 



xvm 



4 



8 



16 



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