SUBJECT INDEX 



38] 



PycnoHovia cliloropyga, 237 

 Pyrethrum, 329 



Babies, 295 

 Rectal valve, 38 



glands, 39, 41 

 Rectum of fly, 39 



larva, 140 

 Refuse heaps and flies, 241, 324 

 Regeneration of lo-t parts, 86 

 Regurgitating habit, 78, 80 

 Reproductive system of female, 48 



male, 52 

 Respiratory system of fly, 41 



larva, 140 

 Robber Flies ; see Asilidae 

 Root Maggot Fly: nee Anthomyia radi- 



cum 

 Rostrum, 12 



Saccharomyces, 288, 290 

 Salivary glands of fly, lingual, 29 

 labial, 63 

 larva, 139, 150 



ducts of larva, 135, 139 

 Salticus scenicus, 159 

 Sarcina lutea, 289, 290 



veutriculi, 290 

 Sarcophaya carnaria, 216, 302, 304 

 Scape, 11 

 Scatophaga, 111 

 Scenopinus, 217 

 Schistosomum haematobium, 310 



japonicum, 310 

 Sciara, 165 



Sclerostoiitiiiii equinum, 310, 316 

 Scutellum, 20 

 Scutigera coleoptera, 158 



forceps, 158 



smitliii, 158 

 Scutum, 20 



Seasonal prevalence, 67 

 Sensory organs of larva, 132 

 Sexes, distinction, 11 



proportion of, 48, 98 

 Sexual maturity, 112 

 Sheep maggot ; see Lucilia caesar 

 Simulium, 116 

 Small-pox, 279 



Sodium arsenite, as insecticide, 328, 328 

 Spahmyia, 167 



muscidarum, 168, 169 

 Solenopsis geminata, 170 

 Spermathecae, 49 

 Spiders, 159 



Spiracles of fly, abdominal, 27, 47 

 thoracic, 20, 21, 41, 46 



larva, 140 



pupa, 105 

 Spirochaeta pertenuis, 281 

 Stable Fly ; see Stomoxys calcitrans 



Staphylinidae, 170 

 Stapliylococcus, 290, 291, 298 

 St<iiiM.vi/!< calcitrans, 5, 11, 34, 80, 107, 

 168, 169, 181, 245, 266, 286, 294 



comparative abundance, 65, 66, 197 



life-history and habits, 199 



pharyngeal pump, 77 



relation to disease, 201 

 StTdtiomys, 116 

 Streptococci, 201, 246, 298 

 Suboesopbageal ganglia, 31 

 Summer diarrhoea ; sec Diarrhoea 

 Supraoesopbageal ganglia, 29 

 Surra, 294 

 Syphilis, 287 



Sympathetic nervous system of fly, 37 

 Syrphids, Empma on, 161 



Taenia marginata, 310, 312, 314, 316 



serrata, 310, 312, 314, 315, 316 



solium, 309, 316 

 Tapeworms, flies feeding on, 311 



eggs, ingestion of, 75, 308 

 Tarsus, 26 

 Temperature, influence on eggs, 101 



flies, 83, 260 



larvae, 97, 110 

 Testes, 52 

 Theca, 14 

 Thereva, 302 

 Thoi-acic ganglion, 32 



nerves, 33 

 Thorax, 18 

 Tibia, 26 

 Toxascuris limbata, 310, 312, 313, 315, 



316 

 Tracheal sacs, of abdomen, 42 

 head, 44 

 thorax, 42 



system ; see Respiratory system 



trunks, of larva, 140, 142 

 Trajj, Minnesota Fiv, 326 

 Trapping flies, 326,"^ 327 

 Trichocephalm, 309 

 Tricholoma, 182 

 Trichomonas intestinalis, 300 

 Trichuris trichiuris, 310, 313, 316 

 Trochanter, 26 

 Tromhidium muscae, 156, 158 



parasiticiuii, 154, 155, 156 

 Trox suberosus, 170 

 Trypanosoma hippicum, 294 

 Tuberculosis, 269 



experimental evidence, 270 

 Typhoid "carriers," 229, 230, 231 

 Typhoid fever, carriage by flies, 229 



in cities and towns, 232, 239, 240, 

 241, 242, 243, 244 



in military camps, 232, 233, 234, 

 235, 237, 238 



in military stations, 238, 239 



