456 



GENERAL ZOOLOGY 



Enamel, 401 



Endoderm, 215, 264 



Endoplasm, 281 



Endopodite, 130 



Energy, 204 



ENTEMAN, DR., on paper-making 



wasps, 66 

 Entomology, 84 

 Environment, direct influence of, 



108 



Enzymes, 199 

 Epiglottis, 404 

 Epipharynx, 6 

 Epiphragrn, 182 

 Epithelium, 174 

 Epoch, Glacial, 392, 431 

 Era of the ancient forms of life, 



346; of the mediaeval forms of life, 



360 



Erosion theory, 262 

 Etiology, 436 

 Euglena, 283 

 Evolution, 101 

 Excretion, 206 

 ^Exopodite, 130 

 Exoskeleton, 84 



FABRE, M., on instinctive acts of 

 Sphex, 88 



Facets, 2 



Family, 96 



Fat-bodies, 334 



Fats, 198 



Fatty acids, 200 



Fauna, 93 



Fauna areas, 94 



Feathers, contour, 366 ; down, 366 



Felidse, 420 



Femur, 3, 333 



Ferments, 199 



Fertilization, 213 



Filoplume, 366 



Finches, 389 . 



Fireflies, 43 



Fishes, Age of, 324 ; bony, 317 ; deep- 

 sea, 323 ; definition of, 316 ; eco- 

 nomic importance of, 322 ; geo- 

 graphical distribution of, 322 ; 

 geological development of, 324 ; 

 lung, 321, 325, 347 ; sucking, 357 



Flagella, 273 



Flatfishes, 320 



Flatworm, 225 



Flies, blow, 59 ; bot, 60 ; bluebottle, 59 ; 



house, 58, 104 ; hover, 61 ; tsetse, 60 

 Flounders, 320 

 FLOWER and LYDEKKER, on whales, 



412 



Flycatchers, 388, 395 

 Fowl, domestic, 381 ; jungle, 381 

 Fox, 420 

 Fringillidse, 389 

 Frogs, 343 ; bull, 327 ; green, 327 



GALEN, 439, 442 



Gall-flies, 81 ; guest, 81 ; oak, 81 



Gallinse, 381 



GALVANI, 445 



Ganglia, cerebro-pleural, 163 



Ganglion, pedal, 163 ; visceral, 163 



GANONG, PROFESSOR W. F., on form 

 of sea-urchins, 247 



Garpike, 318, 325, 347 



Gasteropoda, 187, 194 



Gastrula, 215, 244 



Geese, 378 



Gemmules, 276 



Generalized forms, 98 



Generation, spontaneous, 439 



Genus, 95 



Geological development of amphibi- 

 ans, 345 ; of birds, 396 ; of fishes, 

 324 ; of insects, 99 ; of inverte- 

 brates, 295 ; of mammals, 428 



Germinal spot, 211 



Germ-layers, 216 



GESNER, KONRAD VON, 442 



Gibbon, 426 



Gill-bailer, 128 



Gill-chamber, 128 



Gill-slits, 301 



Giraffe, 413 



Glacial Epoch, 392, 431 



Gland, foot, 179 ; green, 134 ; cal- 

 ciferous, 198 



Glochidium, 172 



Glycerin, 200 



Glycogen, 204 



Goat, 413, 415, 416 



Gorilla, 424, 426 



Grasshoppers, 18 



GRASSI, PROFESSOR, on life-history 

 of malarial parasite, 286 



Grouse, ruffed, 382 



Guinea-pig, 418 



Gulls, 376, 383 



