INDEX 
Stenamma, 334 
Stenobothrus, blood corpuscles of, 
*125; stridulation of, 104 
Sternberg, on malaria, 302, 303; 456, 
457 
Sternum, *47, 48, *49, 66 
Stigmata (see Spiracles) 
Sting of honey bee, *7o 
Stinging hairs, *81 
Stings, efficiency of, 298 
Stipes, *37, *38, 39 
Stokes, 436 
Stomach, *rro9 
Stomachiec ganglion, *92 
Stomatogastric nerve, *92 
Stomodeum, *116, *117, *149 
Straton, 454 
Straus-Dirckheim, on 
AI3, 423 
Strength, muscular, 88 
Stridulation, 104, *ro5, 106 
Strongylonotus, 336 
Structural colors, 193 
Struggle for existence, 239 
Styloconicum, 94, *95 
Stylops, hypermetamorphosis of, 175 
Subcosta, *50 
Subgalea, *38 
Submentum, *37, *30 
Subesophageal ganglion, *90, *91, 93 
Suctorial mouth parts, 40 
Suffusion, 199 
Superlingue, *40, 150, *151 
Superlingual, neuromere, *46, 92, 152; 
segment, 45 
Supracesophageal ganglion, *go, *gr, 
ioe) 
ion) 
muscles, 
93 
Suranal plate, 68, *73 
Surface film, 187 
Suspensor, *143 
Suspensory muscles, *125 
Swarming, 327 
Symbiosis, 343 
Sympathetic system, *90, *91, *92, 94 
Synaptera, 10 
Syrphide, silk glands of, 85 
Systole, 128 
Tabanide, 276 
Tabanus, nervous system, *91; olfac- 
tory organ, *1o0o 
Tactile hairs, 76, *94, *95, 96 
Tenidia, *137 
Tarsus, *49, *51, *53 
Taschenberg, 4009 
Taste, 96; end-organs of, *97, *98, 
*o9 
- Taxis, 345 
483 
Tegmina, 58 
Tegule, 48 
Telea polyphemus, cocoon of, 170; 
eclosion, 172; larval growth, 164; 
silk glands, 84; spinning, 170 
Teleas, 177 
Temperature, its effects on coloration, 
199 
Tenent hairs, *80 
Tenthredinide. 25; larval legs of, 55 
Tenthredopsis, larva of, *162 
Tentorium, *30 
Terebrantia, 20, *21 
Tergites, *48 
Tergum, 47, 66 
Termes flavipes, 318.; lucifugus, *316, 
317. 318; obesus, *327 
Termites, American species of, 318; 
architecture, *319, *320; classes, 
*3163 compass; 319, *3201;5 food, 
318; mandibles, *38; origin of 
castes, 318; queen, *317; ravages, 
320 
Termitide, 11, 12 
Termitophilism, 321 
Termopsis, 318 
Tertiary insects, 385, 389 
Testes, *140, 141 
Texas fever, 306 
Thalessa, *310 
Thanaos, androconia of, 80; claspers, 
72 
Thaxter, on Empusa, *258, 259, 454 
Thelen, 434 
Theobald, 465 
Thermotropism, 355 
Thigmotropism, 346 
Thomas, C., 404, 405 
Thomas, M. B., on androconia, 80, 422 
Thorax, differentiation of, 47; parts, 
46; sclerites, *47, *48 
Thread-press, *84, 85 
Thyridopteryvx, number of eggs of, 161 
Thysanoptera, 13, *15; origin of, 23, 
* 25 
Thysanura, *8, 9; abdominal 
ments, 66; primitive, 21 
Thysanuriform, 24, *162, 178 
Dibiay *donsiess3 
Tipula, 19, *20 
Titanophasma, 27 
Toad, insectivorous, 280 
Tongue, 39 
Touch, 96 
Tower, on color patterns, 208; cuticu- 
lar colors, 194; distribution of Lep- 
tinotarsa, 379; folding of wing, 61, 
*62; integument, *74; origin of 
seg- 
