CONTENTS ix. 



PAGE 

 VII. Dissemination of Pathogenic Organisms by M. 



domestica and its non-Blood-sucking Allies 142 



1. Typhoid Fever 144 



2. Anthrax 153 



3. Cholera 155 



4. Tuberculosis 157 



5. Ophthalmia 158 



6. Plague 160 



7. Miscellanea 161 



VIII. Flies and Intestinal Myiasis 163 



IX. Literature 164 



X. Appendix on the Winter Breeding of M. domestica 171 



XI. Corrigendum 172 



XII. Explanation of Plate 22 173 



XIII. Appendix A. Further Observations on the Dissem- 

 ination of Bacterial and other Organisms 



by M. domestica 174 



1. The Relation of Flies to Summer Diarrhoea 



of Infants 174 



2. Bacteria and Fungal Spores carried by M. 



domestica 178 



3. Flies and Milk 182 



4. Flies in Military Camps 183 



XIV. Appendix B. Additional Observations on the 



Breeding Habits of Musca domestica ... 183 



XV. Appendix C. Preventive Measures 185 



XVI. Appendix D. A Further Parasite of M. domestica 186 



XVII. Additional Literature 188 



