286 



SUBJECT indp:x 



epidemics, relation of flies to i, 137, 



150, 174 

 Eristalis tcuax, myiasis due to 228 

 Etisirongylus gigas, egg 201 

 excrement, see also feces 

 attraction for flies 202 

 B. typhosus, in 127, 128 

 bacteria, non-lactose fermenting, in 



168 

 cow, flies bred from 21, 38, 44, 



249 

 horse, flies bred from 44, 78 



treatment of 255 

 human, in cities 79, 134 



flies bred from 4, 21, 28, 33, 36, 

 37, 39, 40, 44, Sr, 83, 141, 

 246—249 

 ova, parasitic in, see worms 

 excretory system of fly 52 

 experimental infection of flies 

 B. anthracis 180 

 B. dip/it kerite 186 

 B. enter itidis 146 

 B. prodigiostts 95 — 106 

 B. pyocyaneus 105 

 B. tuberctclosis 175 

 B. typhosus 129 

 of larvae 



B. anthracis 116, 184 

 B. dysenteria 122 

 B. enteritidis 116 

 B. prodigiostts 1 1 6 

 B'. pyocyaneus 115 

 B. typhosus 1 1 4 

 Morgan's bacillus 119, 120 

 eyes, flies', colours of 9 

 compound 9, 36 

 functions of 36 

 simple 9 



sexual differences 9, 18 

 human, diseases of 7, 188 

 flies, infesting 7, 80, 188 



Face of fly 10 



faecal bacteria 4, 78, 110, 112, 168 



faeces, flies', defiecation 84, 89 



description of 89 



food, relation to 102 



infectivity of loi, 130, 173, 175, 

 177, 181, 187, 206 



ova, parasitic in 195, 208 



quantity of 84 

 human, see excrement 

 false-scorpion 235 

 Fannia canicularis, breeding habits of 32 



description of 30 



disease, relation to 30 



distribution of 16 



flight of 30 



habits of 16, 30 



Fannia canicularis 



larva;, description of 31 



myiasis due to 32, 217, 226 

 sexes, proportion of 31 

 scalaris, description of 33 

 larva;, description of 33 



myiasis due to ^-t,, 217, 227 

 Fasciola hepatica 198 



egg 201 

 Fasciolopsis huski, egg 201 

 fat body 48, 52 

 feeding of fly, duration 7 1 



methods 93 

 female flies, distinguishing characters 9, 

 18 



organs, anatomy of 49 

 femur 1 1 

 fermentation, effect on flies 39 



effect on larvce 12,45 

 Figites anthoniyiaruni 242 



scute liar is zji^^ 

 Figitina: 242 

 Filaria muscce 240 



worms 1 96 

 filtering apparatus, description 52 



efficiency of 65 

 flagellates in flies 236 

 flesh fly 35 



flies, bacteria in, see Bacillus 

 blood sucking 2, 209 

 captive 92 

 classification of 15 

 cow-sheds, in 29, 112 

 describing, methods of 18 

 emergence from pup^ 14 

 flight, range of 74 

 food of 83 



infecting 78, 104, 109 

 growth of 1 4 

 house, see house-fly 

 house-frequenting 18 — 40 



identification of 18 

 non-blood sucking 2 

 numbers in cities 137, 152, 156 

 in houses 16 



in relation to epidemics J37, 152 

 observing, methods of 92 

 size of 15, 26 

 small individuals 1 5 

 young 14 

 flight of flies, range 74 

 fluids, infection by flies 104, in 

 fly-census 16 



papers 17,249 



spots," description of 86 



infection of flies from 86, 103 

 types of 89 

 traps 17, 249 

 food of flies 83 



aljsorption, rate of 73 



