INDEX. 



Squash-borer, 259. 



-bug, 160. 



lady-bird, 175. 

 Stable-fly, 358. 

 Stag-beetles, 196. 

 Stagmomantis Carolina, 84. 

 Staphylinidae, 172. 

 Stem-mother in plant-lice, 123, 

 Stenopalmatus, 97. 

 Sternum or breast, 25. 

 Stinging Hymenoptera, 390. 

 Stomach poisons, how they act, 32. 

 Stomoxys calcitrans, 358. 

 Stone-flies, 63. 



Stored produce. Termites in, 67. 

 Strategus, 203. 

 Stratiomyidae, 343. 

 Strawberry-root borers, 212. 



weevil, 231. 

 Stridulating organs, 93. 

 Striped cucumber-beetle, 214. 

 Structure in general, 11. 

 Subterranean forms, breathing, 36. 

 Sucking lice, 103. 



mouth, 17, 

 Sugar-cane beetle, 203. 



borers. 317. 



Termite injury to, 67. 

 Sulphur as an insecticide, 452. 

 Sutures, defined, 23. 

 Swallow-tail butterflies, 250. 

 Swarming of bees, what is, 415. 

 Sweet-potato flea-beetle, 219. 



tortoise-beetles, 222. 

 Syrphidae, 347. 

 Systena blanda, 221. 



Tabanidae, 342. 

 Tachina flies, 354. 



vivida, 354. 

 Tactile organs, what are, 44. 

 Tarantula hawk, 401. 

 Tarred paper against borers, 431. 

 Tarsus, defined, 26. 

 Taste in insects, 43. 

 Tegmina, defined, 79. 

 Telea polyphemus, 281. 

 Telephorus, 191. 

 Tendon, described, 28. 



Tenebrionidae, 224. 

 Tenebrioides, 182. 

 Tent-caterpillars, 284. 

 Tenthredinidae, 371. 

 Teras and its parasites, 420. 



minuta, 319. 

 Termes flavipes, 65, 67. 

 Termites, their habits, etc., 64. 

 Testes, described, 47. 

 Tettiginae, described, 91. 

 Thalessa species, 379. 

 Thecla, species ot, 245. 

 Thick-head flies, 351. 

 Thorax, structure and function, 23. 

 Three-lined potato-beetle, 211. 

 Thripidae, defined, loi. 

 Thrips, hfe history, 102. 



remedies for, 102. 

 Thyridopteryx ephemeraeformis, 273. 

 Thysanoptera, defined, loi. 

 Thysanura, defined, 53, 54. 



chapter on, 55. 

 Tibia, defined, 26. 

 Tiger-beetles, described, 166. 

 Time of planting, important, 428. 

 Tingitidae, defined, 154. 

 Tinea pellionella, 325. 

 Tineina, defined, 323. 

 Tiphia inornata, 400. 

 Tipulidas, 330. 

 Tobacco and its uses, 440. 



against root-lice, 131. 



beetle, 193. 



sphinx, 256. 



thrips on, 102. 

 Tomato fruit-worm, 303. 

 Tortoise beetles, 222. 

 Tortricids, 319. 

 Touch in insects, 44. 

 Tracheae, described, 34, 

 Tracheal gills, 37. 

 Tracheates, defined, 34. 

 Transformations, how observed, 50, 

 Trap crops, 428. 

 Tree-crickets, 100. 



-hoppers, 138. 

 Tremex columba, 375. 

 Tribolium species, 225. 

 Trichobaris 3-notata, 234. 



