CONTENTS 



CHAP. 



I. Introduction 



II. The species of non-bloodsucking flies found 



III. Life-history of the house-fly {M. domestica) 



IV. The internal anatomy of the house-fly . 



V. The structure and function of the proboscis 



VI. The functions of the crop and proventriculus 



VII. Habits of adult flies 



VIII. Methods of observing flies in captivity . 



IX. The ways in which flies carry and distribute 



X. The bacteriology of city flies . 



XI. The survival in the adult fly of micro-organi 



by the larva 



XII. Flies and specific diseases 



XIII. Typhoid or enteric fever and diseases caused 



organisms ...... 



XIV. Epidemic or summer diarrhoea 

 XV. Cholera 



XVI. Tuberculosis 



XVII. Anthrax 



XVIII. Other bacterial diseases — Diphtheria, ophthali 



staphylococcal infections . 

 XI.X. Non-bacterial diseases — Infantile paralysis, 

 tropical sore, trypanosomiasis, yaws . 



XX. On the part played by flies in the dispersal 



of parasitic worms .... 



XXI. Infection by non-biting flies of the wounds 



biting flies 



XXII. Myiasis 



XXIII. The diseases of flies .... 



XXIV. The parasites of flies .... 



XXV. Enemies of flies 



XXVI. Flies breeding in or frecjuenting human fasces 

 XXVII. Prevention and control of flies 



XXVIII. Summary and conclusions 



Bibliography 



Author's Index .... 

 Subject Index . . ... 



n houses 



bacteria 

 s ingested 



by allied 



ia, plague 



mall pox 



the egg; 



caused by 



of 



I'AGE 

 I 



7 

 41 

 47 

 52 

 68 



74 

 92 



94 

 1 10 



114 



124 



126 

 149 

 173 

 175 

 180 



189 



195 



209 

 211 

 229 



233 

 245 

 246 

 249 

 256 

 264 

 281 

 283 



