454 



INDEX. 



Fecundation, ii. 417. 



Feelers, i. 206 ; ii. 273. 



Feet-jaws, i. 207. 



Feet of birds, i. 403. 



Femun, i. 205,232,282. 



Feriestrseofear, ii. 302. 



Ferns, i. 71 ; ii. 416. 



Fibre, animal, i. 81, 85. 



Fibula, i. 282. 



Fig-tree, ii. 41. 



Fig Marygold, ii. 40. 



Filaments of feathers, i. 392. 



Filaria, i. 59. 



Filices, i. 71; ii. 416. 



Final causes, i. 17, 31, et passim. 



Fins of fishes, i. 292. 



Fins of cetacea, i. 336. 



Fishes, i. 88, 284; ii. 86, 196, 276, 



290, 348, et passim. 

 Fissiparous reproduction, ii. 409. 

 Flea, i. 212. 

 Flight, i. 242, 376. 

 Flour ens, ii. 218. 

 Flower, ii. 418. 

 Fluidity, organic, i. 57. 

 Flustra, i. 125, 127, 129. 

 Flying fish, i. 377. 

 Flying lizard, i. 378. 

 Flying squirrel, i. 380. 

 Focus, ii. 320. 

 Fohmann, ii. 251. 

 Follicles, i. 91; ii. 135. 

 Fontana, ii. 430. 

 Food of plants, ii. 19. 

 Food of animals, ii. 47. 

 Footofmollusca, i. 163. 

 Forces, physical, i. 20. 

 Fordyce, ii. 126. 

 Fovilla, ii. 418. 

 French bean, ii. 43. 

 Frog, i. 303; ii. 96, 160, 197, 311. 

 Fucus vesiculosus, i. 61. 

 Functions, i. 39, 42 ; ii. 55. 

 Fungi, ii. 45. 

 Furcular bone, i. 390. 

 Furcularia, i. 58. 

 Fusiform roots, ii. 22. 

 Future existence, ii. 407, 447. 



Gaede, ii. 66. 

 Gaimard, i. 80. 

 Galeopithecus, i. 380. 

 Galileo, i. 70. 

 Galling, ii, 390. 

 Gallop,i. 342. 



Galvanism, ii. 362. 



Ganglion, ii 255. 



Gasteropoda, i. 166; ii. 128, 215, 



339. 



Gastric juice, ii. 134. 

 Gastric teeth, ii. 123, 155. 

 Gastric glands, ii. 134. 

 Gastrobfanchus, i. 283, 289; ii. 88, 



351. 



Gay Lussac, ii. 224. 

 Gecko, i. 319; ii. 277. 

 Gelatin, i. 85. 



Gemmiparous reproduction, ii. 413. 

 Gemmule, i. 119; ii. 414. 

 Geometer caterpillars, i. 224. 

 Germs, vegetable, i. 73; ii. 413. 

 Geronia, ii. 70. 

 Gillaroo trout, ii. 147. 

 Gills, i. 304; ii. 199, 214. 

 Gimbals, i. 233. 

 Gizzard, ii. 124, 155. 

 Glands, vegetable, i. 67 ; ii. 39. 

 Glands, animal, ii. 247. 

 Glands in crocodile, ii. 290. 

 Glands, gastric, ii. 134. 

 Gleichen, ii. 71. 

 Globules, i. 59, 81. 

 Glossa, ii. 93. 

 Glossopora, ii. 78. 

 Gmelin, i. 115. 

 Gnat, ii. 87. 

 Goat, ii. 285. 

 Goeze, ii. 337. 

 Gonium, i. 138. 

 Goose, ii. 127, 352. 

 Gordius, i. 59, 198. 

 Gorgon ia, i. 125. 



Gradation of being, i. 51 ; ii. 439. 

 Grampus, ii. 105. 

 Grails, i. 403, 407. 

 Grant, i. 113, 115, 127, 129, 131, 



144,149, 185, 404; ii. 338. 

 Gray, i. 161, 174, 183. 

 Growth, vegetable, i. 72; ii. 21, 420. 

 Gruithuisen, ii. 338. 

 Gryllo-talpa, i. 241 ; ii. 273. 

 Gryllus, ii. 177. 

 Guinea-pig, i. 344. 

 Gulstonian lectures, ii. 374. 

 Gum, ii. 33. 

 Gurnard, ii. 390. 

 Gymnotus, i. 294; ii. 402. 



HgGmatopus, ii. 98. 

 Haidinger, i. 151. 



