INDEX. 



367 



Endocyst, 168. 

 Endoderm, 50, 52, 84. 

 Entozoa, 108. 

 Eozoon, 37. 

 Ephemeridfp, 156. 

 JSpistylis, 46, 48. 

 EquidcK, 298. 

 Erinaceidcp, 314. 

 EHnaceus, 315. 

 Ermine, 308. 

 Errantia, 121, 124. 

 Esocidce, 219. 

 Eudendrium, 61. 

 Euplectella, 42. 

 Eurypterida, 134. 

 Eyes of Insects, 149. 



Feather-star, 104. 



Felidce, 306. 309. 



Field-bug, 154. 



Filaria. 115. 



Finches, 276. 



Finner-whales, 295. 



Fission, continuous and discontinuous, 54. 



Fissirostres, 276. 



Flagellata (Infusoria), 49. 



Fleas, 158. 



Flesh-flies. 159. 



Float, of PhysophoridcB, 72. 



Flukes, 112. 



Flustra, 4, 170. 



Fly-catcher, 276. 



Flying dragon, 246. 



Flying-lemur, 315. 



Flying squirrel, 311. 



Food of animals and plants, 5, 6. 



Food-vacuoles, 47. 



Foot, of Mollwca, 166, 177, 181, 184, 186, 1S7. 



Foot-jaws, 130. 



Foot-tubercles, 120. 



Foraminifera, 26, 29, 30 ; general characters 

 of, 33 ; pseudopodia o 33 ; shell of, 34 ; af- 

 finities of, 36 ; distribution of, in space, 37 ; 

 in time, 37; presence of, in white chalk, 



Forest-flies, 159. 

 Formica, 162. 

 Formicidce, 160. 

 Fowl, 272. 

 Fox-bats, 313. 

 Frigate-birds, 267. 

 Fringittidce, 276. 

 Fringing-reefs, 89. 



Frog, 230, 232; development of, 231. 

 Fulica, 269. 



Funnel, of Ctenophora, 94; of Cephalopo- 

 da, 188; of Nautilus, 188, 192. 



Gad-flies, 159. 



Gadidm, 219. 



Galeopithecu^ 315. 



Gallinacei, 271. 



Gallinula, 269. 



Gallm. 272. 



Gammarus, 138. 



Gannet, 261, 267. 



Ganoidei, 214; general characters of, 220. 



Gasteropoda, 165, 176; general characters 



of, 180; shell of, 182 ; odontophore of, 181 ; 



development of, 182. 

 Gavial, 248. 



Geckotida, 246. 



Geese, 267. 



Gemitores, 273. 



Gemmation, continuous and discontinuous, 



54. 



Gemmules of Spongilla, 43. 

 Gemsbok, 303. 



Generations, alternation of, 64, 65. 

 Genette, 308. 

 Gephyrea, 119. 

 Gibbon, 318. 

 Giraffe, 302. 



Gizzard, of Insects, 148; of Birds, 260. 

 Glass-snake, 245. 

 Globigerina, 34, 36. 

 Glutton, 308. 

 Gnats, 159. 

 Gnu, 303. 

 Goat, 303. 

 Goat-sucker, 277. 

 Gobiidce. 219. 

 Golden mole, 311. 

 Goniaster, 101. 



Gonophores, 63, 64; medusiform, 65, 68. 

 Gonosome, 63. 



Gordiacea, 109 ; characters of, 114. 

 GorgonidcK, 91, 92. 

 Gorilla, 318, 319. 

 Grallatores, 265, 267. 

 Graptolitidffi, 82. 

 Grasshoppers, 155. 

 Grebe, 267. 



Greenland Whale, 295. 

 Gregarina, 28. 



Gregarinidce, 27 ; reproduction of, 28. 

 Grosbeak, 276. 

 Gruidce, 269. 

 GrylUna, 155. 

 Guan, 273. 

 Guillemot, 267. 

 Guinea-fowl, 272. 

 Guinea-pig, 311. 

 Guinea-worm, 115. 



Guio, soa 



ffcemopsis. 122. 



Hag-fishes, 216. 



Hair-worms. 114. 



Ilalicore. 293, 294. 



Halietm, 278. 



Halteres (see Balancers). 



Hamster, 310, 311. 



Hapalidce, 316. 



Hare, 311. 



Harlequin Snake, 245. 



Harvest Spiders, 142. 



Hawks, 277, 278. 



Hectocotylus. 190. 



Hedgehog, 815. 



Hemelytra, 154. 



Hemimetabolic Insects, 150, 154. 



Hemiptera, 154. 



Hermit-crabs. 131. 



Heron, 268, 269. 



Heteropoda, 184. 



Hippobosca, 159. 



Hippocampida, 220. 



Hirudinea, 121 ; general characters of, 121, 



122. 



Hirundinida, 277. 

 Holocephali, 223. 



