LIST OF ILLUSTRATIONS. 



FIG. PAGE 



1. Organisms of Malaria . . . . . .11 



2. Resting Attitudes of Anopheline and Culicine Mosquitoes 13 



3. A Mosquito, Anopheles maculipennis ; Carrier of Malaria 15 



4. A Mosquito, Stcyomyia fasciata ; Carrier of Yellow Fever 19 



5. Organisms of Sleeping Sickness .... 23 



6. A Tsetse-Fly, Glossina palpalis ; Carrier of Sleeping 



Sickness ........ 25 



7. Organisms of Typhoid Fever ..... 28 



8.- House-Fly, Mitsca domcstica ; Carrier of Various 



Intestinal Diseases ...... 29 



9. A Eat-Flea, Xenopsylla clicopis ; Carrier of Plague . 33 



10. Organisms of Plague ...... 34 



11. Bed-Butf, Clinocariv Icctuluruix .... 37 



12. Clothes-Louse, Pcdicidna humanus ; Carrier of Typhus 



Fever .39 



13. Organisms of Relapsing Fever . . . . .41 



14. A Tick, Orniihodoros mnnlmtii ; Gamer of African 



Relapsing Fever ...... 42 



