6io 



INDEX. 



File-fishes, 363. 



Finches, 461. 



Finner-whales, 508. 



Firola, 296. 



Firolidce, 293, 296. 



Fissilinguia, 409. 



Fission, continuous and discontinuous, 

 24, 25; of Corals. 118, 119. 



Fissirostres, 460, 462. 



Fissurella, 295. 



Fissurellidce, 292, 295. 



Flagella, 43, 72. 



Flagellata (Infusoria), 66, 71. 



Flamingo, 447. 



Flat-fishes, 342, 362, 373. 



Flints, origin of, 65. 



Float of Physophoridce, 93. 



Floscularia, 173, 175. 



Flukes (Suctorial worms), 164. 



Flustra, 8, 25. 



Flying-Dragon, 412. 



Flying-Lemur, 551. 



Flying-Squirrel, 546. 



Food of animals and plants, 9. 



Food-vacuoles, 47, 48, 67. 



Foot of Lamellibranchiata, 282 ; of Gas- 

 teropoda, 287; of Heteropoda, 293; of 

 Pteropoda, 297; of Cephalopoda, 300; 

 ofRotifera, 173. 



Foot-jaws, of Lobster, 196; of Centipedes, 

 232. 



Foraminifera, 1, 3, 24, 50; sarcode of, 51 ; 

 pseudopodia of, 51 ; test of, 50, 51 ; uni- 

 locular and multilocular, 52; stolons of, 

 52 ; classifications of, 53, 54 ; affinities 

 of, 54 ; distribution of, in space and time. 

 56. 



Forficula, 235. 



Formica, 250. 



Fowl, 455. 



Fox, 538, 539. 



Fox-bats, 548, 549. 



Fratercula, 445. 



Fringillidce, 460, 461, 



Fringing-reefs, 130, 132. 



Frog, 387 ; development of, 38.9. 



Fulica, 448. 



Functions, specialisation of, 12. 



Fungidce, 134. 



Funiculus, of Polyzoa, 264. 



Funnel, of Ctenophora, 126 ; of Cephalo- 

 poda, 300 ; of Nautilus, 309. 



Furculum, 430. 



Fusus, 294. 



GADID.S, 362. 



Galeocerdo, 380. 



Galeodes, 222, 227. 



Galeopithecidce, 551. 



Galeopithecus, 551, 553. 



Galestes, 560, 562. 



Gattinacei, 453. 



Gallincn, 453. 



Gallinulce, 448. 



Gallus, 454, 455. 



Gammarus, 212. 



Gannet, 437, 446. 



Ganodus, 380. 



Ganoid (Scales of Fishes), 340, 365. 



Ganoidei, characters of, 364-367; divisions 



of, 367 ; distribution of, in time, 378 

 Garrulince, 460. 



Gasteropoda, 253, 254, 255 ; general char- 

 acters of, 286-290 ; foot of, 287 ; odonto- 

 phore of, 287; circulatory and respira- 

 tory organs of, 288 ; embryo of, 289 ; 

 shell of, 289; divisions of, 290; families 

 of, 294-297 ; distribution of, in time, 312 

 313. 



Gastornis, 469. 



Gastrochcena. 286. 



Gastrochcenidce, 284, 285. 



Gavial, 414, 415. 



Gavialis, 414. 



Geckotidce, 411. 



Geese, 442, 447. 



Gemitores, 453, 455. 



Gemmation, continuous and discontinu- 

 ous, 24, 25 ; internal, 26 ; of Forami- 

 nifera, 52; of Vorticella, 69; of Hydra, 

 25, 80 ; of inedusiforni gonophores, 98 ; 

 of Corals, 118; of Naididce, 183; of 

 Errantia, 187 ; of Polyzoa, 25S, 260 ; of 

 Tunicata, 269. 



Gemmules of Spongilla, 63. 



Generations, alternation of, 27-30 ; of Sal- 

 pians, 



Generation, Spontaneous, 34-37. 



Genette, 537. 



Geomelania, 297. 



Geophilus, 232. 



Gephyrea, 177-179. 



Gibbon, 557. 



Giraffe, 518, 520, 523. 



Gizzard of Insects, 237 ; of Birds, 435. 



Glabella, 208. 



Gladius (Cuttle-fishes), 303, 306. 



Glaucus, 296. 



Glires, 542 (see Rodentia). 



Globicephalus, 510. 



Globigerina, 52, 53. 



Glycimeris, 285. 



Glyptodon, 500, 563, 564. 



Glyptolepis, 378. 



Goat, 525. 



Goat-sucker, 463. 



Gobiidce, 363. 



Goniaster, 146, 157. 



Goniatites, 315. 



Goniodiscus, 157. 



Gonoblastidia, 84. 



Gonocalyx, 82 ; structure of, 82, 83 ; canals 

 of, 83. 



Gonophores, 82 ; medusiform, 83, 84, 88, 89, 

 90, 91, 93, 98. 



Gonosome, 78. 



Gonotheca, 87. 



Gordiacea 168 ; characters of, 169. 



Gorgonidce, 120 ; characters of, 122 ; dis- 

 tribution.of, in time, 133. 



Gorilla, 557, 558. 



Gouridce, 455. 



Grallatores, 442 ; characters of, 447, 448. 



Grantia, 64. 



Graphularia, 133. 



Graptolitidce, characters of, 105-107 ; dis- 

 tribution of, in time, 108. 



Greenland Whale, 506, 507. 



Gregarina, 44, 45, 46. 



Gregarinidce, 44 ; reproduction of, 45. 



GriJIithideK, 220. 



Gromida, 54. 



Growth, 3, 24 ; correlation of, 17, 18. 



Gruidce, 449. 



