390 



INDEX 



Color patterns, development of, 172; origin, 

 171 



Colors, combination, 161; pigmental, 160; 

 structural, 159 



Color sense, 91 



Commissures, 71, *73 



Complete metamorphosis, 126 



Compound eyes, *24; origin of, 91; physi- 

 ology, 89; structure, *88, *&g 



Comstock, A. B., on ants, 117, 272; 340, 342 



Comstock, J. H., on venation, 46; 333, 335, 



340, 342, 344, 345, 346, 361, 369, 370 

 Cone cells, 88, *8g 

 Conidia, *2oi 

 Conidiophores, *2Oi 

 Connold, 376 

 Cook, 376 

 Cooke, 375 



Cope, on segmentation, 21 

 Copidosoma, 256 

 Copris, spermatozoon of, *H4 

 Coquillett, 334 

 Corbiculum, *2io 

 Cordyceps, *2oo 

 Corethra, chordotonal organs of, *86; im- 



aginal buds, *i48, 149 

 Corn insects, 195 

 Cornea, *88, *8g 

 Corrodentia, 8, 10 

 Corydaloides, 321 

 Cosens, 198; 376 

 Costa, *46 

 Coste, 371 



Cotton boll weevil, 328 

 Cotton worm, 325 

 Cowan, 376 

 Coxa, *39, *4i, *+2 

 Craig, 378 

 Crampton, 347 

 Crawley, 380 

 Cremaster, 136 

 Cremastogaster, 273 

 Creutzburg, 358 

 Cricket, stridulation of, 84 

 Crioceris, 316 

 Crop, 93, * 94 

 Crustacea, 2 

 CryptorhyncliHS, 316 

 Crystalline cone, 88, *8g 

 Ctenocephalus, 16, *iy 

 Cubitus, *4& 

 Cuenot, 351, 357, 359 

 Culex, antennae of, *28; characteristics of, 



237; filariasis transmitted by, 251; larva, 



*i55; mouth parts, *34; respiration, "155, 



156 



Cutaneous respiration, 156 

 Cuticula, 57, *59, *6o 

 Cuticular colors, 160 

 Cyaniris pseudargiolus, coloration of, 163; 



geographical varieties, 306; melanism, 166; 



polymorphism, *i66; sexual coloration, 



169 

 Cybister, leg of, *i54; locomotion, 154, 155 



Cyckrus, stridulation of, 82 



Cyllene, metamorphosis of, *i26 



Cynipidae, abdomen of, 52; galls, *ig6, 



*i97; parthenogenesis, 117, 199 

 Cyrtophyllus, stridulation of, 84 



Dahl, 346, 350, 352 



Darkness, as affecting pigmentation, 162 



Darts, *s6 



Darwin, on instinct, 296; 375, 382 



Davenport, on phototaxis, 287, 288; 381 



Davis, 348 



Dearborn, on insectivorous birds, 223, 225, 



226; 377 

 Deegener, 369 

 Demoll, 345, 356 

 Demoor, 346 

 Denny, on chitin, 58; on muscles, 69; 340, 



343- 352 



Dermaptera, 8 



Dermestidae, 218 



Deutocerebrum, 71, 124 



Deutoplasm, *n8 



Development, 118 



Devonian insects, 318, 319 



Dewitz, 346, 347, 348, 359, 362, 367, 369 



Diabrotica, distribution of, 315 



Diacrisia, cocoon of, 139 



Diapheromera, 179 



Diastole, 102 



Dibrachys, 257 



Dichoptic, *25 



Dickel, on control of sex, 269; on fertiliza- 

 tion, 117; 380 



Didyoneura, 321 



Dietl, 352 



Dietrich, 345 



Digestive system, 92; of beetle, *94; Belo- 

 sloma, *9<5; Collembola, *92; grasshopper, 

 *93; histology, *g6, 97; moth, *95; Myr- 

 m el eon, *94 



Digoneutic, 168 



Dimmock, on assembling, 82; on mouth 

 parts of mosquito, 33, *34; 344, 350, 370, 

 376 



Dimorphism, 166 



Dinar da, *28i 



Dincutns, antenna of, *26; eyes of, *24 



Diplopoda, *3 



Diptera, 15, *i6; eyes of, *25; halteres, 92; 

 mouth parts, 33, *34; origin, 19; sounds, 

 82; spiracles, 52 



Directing tube, 67 



Direct metamorphosis, 126 



Diseases, their transmission by insects, 234 



Dispersal, 300; centers of, 317; means of, 301; 

 in North America, 313 



Dissosteira, protective resemblance of, 180; 

 stridulation, 83 



Distant, 383 



Distribution, former highways of, 303; geo- 

 graphical, 300; geological, 318 



Dixey, on evolution of mimicry, 191; 371, 

 372, 374 



