INDEX 



477 



Fauna, 440. 



P'eather-stars, 1 21, 125, *I26. 



Feet of birds, 362. 



Felis concolor t 398. 



Ferae, 397. 



Fever, yellow, and mosquitoes, 205. 



Fiber zibet hi cus, 391. 



Fire-flies, 209. 



J ishes, 263; body form and struc- 

 ture of, 271; classification of, 277; 

 development and life-history of, 

 276; habits and adaptations ci, 

 285. 



Fish-hatcheries, 288. 



Flat-worms, 137. 



Flea, house, *2O4. 



Flickers, 355. 



Flies. 201 ; chalcid, 214; ichneumon, 



212. 



Flight of birds, 366. 



Flying fishes, 285. 



Food- fishes, 288. 



Food of birds, 370. 



Foraminifera, 80. 



Fox, 398. 



Fregata aquila, 346. 



Frogs, 299. 



Fulica americana, 349. 



Fulmars, 345. 



Function, defined, 14. 



Functions, essential. 15. 



Fur-seals, 398, *399- 



Fur-seals, parasitized, *422. 



Gadus callnrias, 284. 



Galley-worm, *227- 



Gall-flies, 214. 



Gallinae, 350. 



Gastropoda, 246. 



Gavia imber, 347. 



Gavial, 326. 



Generation, spontaneous, 58. 



Genmules, 85. 



Genus, defined. 70. 



Geococcvx calijornianns, 354. 



Gephyrean, *I34- 



Girdler, currant stem, *2I5. 



Glass-snake, 317. 



G I ires, 391. 



Goat. Rocky Mt., 397. 



Gonionema vert ens. *ioi. 



Goose, Canada, 347. 



Gophers, pocket, 391. 



Gordius, 140. 



Granlia, *47- 



: Grunt ia sp., 85. 



I Grayling. 284, 



: Grebe, horned, 343; pied-billed, 



343- 



i Green, methyl, 351. 

 Greensnake, 320. 

 Gregariousness, 410. 

 Grouse, ruffed, 350. 

 Grus americana, 348. 

 Grits mexicana, 348. 

 Guillemot, 345. 

 Guinea-pig, 391. 

 Guinea -worm, 140. 

 Gull, great black backed, 345. 

 Gulls. 345. 

 Gymnophiona, 302. 

 Gyrinidge, 206. 



Habitat, 441. 



Hag-fishes, 279. 



Hair-worms, 140. 



Hal'uctus leucocephalus, 352. 



Ha lie tits, 216. 



Harporhvnchus redivh'iis^ *37i. 



Hatteria. 312. 



Hawk, marsh, 352. 



Helmet shells, 255. 



H.loderma horridum. ^317. 



Hemiptera, 197. 



Hermit-crab, 154. *I53- 



Herodiones, 347. 



Htron, great blue, 348 ; green. 347. 



Herring, 284. 



Heteredon pla tirh inos, 321. 



Hippocampus hippocampus, *285- 



Holothuroidea, 12 1, 124. 



Honto sapiens \ 398. 



Honey-bee, *2i8 ; brood-cells of. 

 *2I9; building comb, *22l; comb 

 of East Indian, *222; cross-sec- 

 tion of body of pupa of, *igi. 



Honey-bees. 212. 



Honey-dew, food of ants, 223. 



Hornets, 217. 



Horse-fly, cornea of eye of, *i86 



House-fly. 202. 



Humming-birds. 356. 



Hydra. ^47; structure and life of, 46. 



HydraoEoa, 96, 97. 



Hydrophilidae, 207. 



Hydrophilus sp.. external structure 

 of, *i64 ; internal structure of, 



Ilygrotrechus, 198, *I99- 

 Hyia pickeringii, 300. 



