4/2 



INDEX 



Eggs, form of, *i59; number, 161 ; 

 size, 1 60 



Eimer, 452, 459 



Ejaculatory duct, *i4O, 141, 142 



Elaphrus, stridulation of, 104 



Elimination of unfit, 240 



Ellema, protective resemblance of, 218 



Elm, insects of, 252 



Elwes, 462 



Elytra, 58 



Embia, 12 



Embiidae, u, *i2 



Embryology, 146 



Emery, 430, 433 



Emesa, 366 



Empis, nervous system of, *pi 



Empodium, 51 



Empusa, *258, 259 



Enderlein, on Platyptera, 13, 23, 413 



Endoskeleton, *so 



Engelmann, 409 



Enteman, on habits of Polistes, 330, 

 365 ; 450, 458, 460 



Entoderm, 148, 154, *i55 



Entomophthoraceae, *258 



Environmental variations, 242 



Ephemerida, 13, *i4; abdominal seg- 

 ments of, 66 ; eyes of, 33 ; origin, 23 



Epicauta, hypermetamorphosis of, 174, 



*i75 . 



Epicranium, *29 



Epigamic colors, 235 



Epimeron, 48, *49 



Epipharynx, 37 



Episternum, 48, *49 



Epitheca, dorsal vessel of, *i25, *i26 



Erebus agrippina, 27 ; odora, distribu- 

 tion of, 367, 380 



Ergatoid, 331 



Eriocephala, mouth parts of, 42 



Eristalis, mimicry by, *225 ; respira- 

 tion, 189 



Eruciform larvae, 24, *i62, 163, 178 



Erynnis manitoba, distribution of, *377 



Escherich, 420, 438 



Ethiopian realm, 376 



Etiolin, 215 



Etoblattina, +387 



Eudamus proteus, distribution of, 377 



Eugereon, 388, *38g 



Euphoria, mouth parts of, 38, *268, 

 269 



Euplexoptera, n 



Euploea, colors of, 195 



Euproctis, 352 



Euschistus, antenna of, *34 



Eutermes, 320 



Euthrips, *is 



Everes, androconium of, *79 



Excrements, 120 



Exner, on compound eyes, in, 112, 

 428, 459 



Expiration, 139 



Exuviae, 165 



Eyes, compound, *3i, no; kinds of, 

 *3i ; simple, *32, *io9 ; sexual dif- 

 ferences in, *33 



Fabre, J. H., on Sphex, 359 ; 432, 457, 



459 



Fabre, J. L., 429, 442 



Facets, *3i 



Fat-body, distribution of, 128, *i2g; 

 functions, 130 ; structure, *i3o 



Fat-cells, 129, *i3o 



Faunae of islands, 371 



Faunal realms, 374 



Faussek, 430 



Felt, E. P., 403 



Female genitalia, *6g 



Femur, *49, *si, *53 



Fenard, 439 



Fenestrate membrane, ni, *ii2 



Fenger, 418 



Feniseca, 309 



Fernald, C. H., on gypsy moth, 253, 

 402 



Fernald, H. T., 412, 422 



Fertilization, 147 



Fidonia, antennal sensilla, *95, 102 



Fielde, on ants, 331, 333, 334, 350, 

 458, 460 



Filariasis, 305 



Filiform, *34 



Filippi's glands, *84 



Finlay, 456 



Finn, on mimicry, 230 ; warning col- 

 oration, 222, 450 



Fire-flies, 131 



Fischer, 449 



Fishes, insectivorous, 281 



Fitch, 403 



Flagellum, *34 



Fleas. 19, *2i, 278 



Fletcher, 407 



Flight, mechanics of, 62 



Flogel, 425 



Fluted scale, 395, 406 



Follicles, 141, 143, *i44 



Folsom, 413, 416 



Food, its effects on color, 196 



Food reservoir, 118, *ii9 



Forbes, H. O., 461 



Forbes, S. A., on corn root louse, 

 341 ; on economic entomologist, 

 398 ; food of Carabidae, 308 ; insec- 



