288 



SUBJECT INDEX 



house-fly 



proboscis, anatomy 52 



collecting channels of -^5 

 marks caused by 64 

 relation to infection 99 

 progeny, number of 47 

 pseudo-trachere 5 r 

 pupa, see pupa 

 rainfall, effect on 154 

 reproduction of 12 

 reproductive system 49 

 respiratory system 49 

 sewage, relation to 139 

 sexes, distinguishing features 9 

 distribution of 78 

 proportions of 31 

 sexual maturity, date of 47 

 'spots,' types of 89 

 sugar, feeding on 88, 100 

 temperature, effect of 84, i-;8 

 tracheal system 49 

 vomit, 84, 87 

 ' wild,' see wild flies 5 

 wind, relation to 77, 143, 158 

 winter, flies in 29, 32 

 houses, flies in, numbers of 16 



species of 18, 83 

 hover- fly 228 

 Hyvienolepis dimin iita \ 98 

 egg 201 

 nana 196, 198 

 egg 20 1 

 Hyinenoptera, parasitic on flies 242 

 Hypoderma 219, 225 

 hypopus 234 



Imago 12, 14 



Indian ink, experiments with 88 



infantile diarrhoea, see diarrhoea 



paralysis 189 

 insects, flies' eggs in 21 

 integument of fly 48 



hardening of 14 

 interbifid groove 58 



space 5 7 

 intestine of fly 5 1 

 isthmus faucium ^^ 



Jam, flies attracted t( 

 joints of fly 48 

 jowl of fly 10 



144 



Kerosene, use of 253 



kitchens, flies in 17, 18, 84, 137 



Labellum -^4 



labrum 54 



larva of blow-fly 23 



bot-fly 229 



cheese-fly 37 



larva of Congo floor maggot fly 212 

 Dermatobia cyaniventi-is 225 

 drone-fly 228 

 flesh fly 35 

 green-bottle 25 

 house-fly 



bacteria in, see larvie 

 carrion, in 44 

 description of 12, 42 

 development of 43 

 emergence from egg 42 

 fermentation, relation to 12, 45 

 food of 2, 12, 44, 247 

 full-fed 12, 43 

 light, effect on 12, 45 

 locomotory pads 12, 44 

 manure heaps, in 44 

 metamorphosis 8, 12, 41 

 moisture, relation to 45, 46 

 moults, 12, 43 

 mouth 12, 43 

 myiasis due to 228 

 oral lobes 43 

 organs, fate in pupa 14 

 over feeding 15 

 pupation 46 



changes prior to 14 

 rainfall, relation to 154 

 resting stage 43 

 segments of 43 

 spiracles 43 



stages, duration of 43, 45 

 starvation, eftects of 15 

 temperature 42, 45 

 Hypode)-nia 22-; 

 latrine fly 33 

 lesser house-fly 31 

 maggot fly 223 

 Muscina sfabulans 28 

 QLsiriis 2 1 6 

 raven fly 21 

 screw-worm fly 21-; 

 stable fly 29 

 tumbu-fly 221 

 window fly 40 

 larvte, blood sucking 2 1 2 

 burrowing of 25, 42 

 eggs of parasitic worms, in 208 

 emergence from egg 42 ' 

 fate of bacteria in, sunnnary 123 

 Bad/ /us ^ A' 117, 123 

 ant/iracis 116, 118 

 dysentenK- 122 

 entei-itidis 116, 118, 120 

 Morgan's 119, 120 

 paratyphosus A 114 

 prodigiosus 116, 119, 120 

 pyocyanetts 115, 116 

 typhosus 114, 116, 117, 118, 

 120, 132 



