INDEX. 



(>49 



Eye-lids, formation of, ii. 615. 



Fabricius, i. 195. 



Facial angle, ii. 561. 



Fairy rings, ii. 55. 



Fallacies of perception, ii. 514. 



Fangs of serpents, ii. 163. 



Faraday, ii. 524. 



Fasciola, ii. 113. 



Fasciolaria, i. 249. 



Fat, i. 123. 



Fata Morgana, ii. 533. 



Feathers, i. 568, 591. 



Fecula, i. 70. 



Fecundation, ii. 595. 



Feelers, i. 288; ii. 383. 



Feet-jaws, i. 289. 



Feet of birds, i. 584. 



Femur, i. 287, 328, 405. 



Fenestrse of ear, ii. 425. 



Ferns, i. 83 ; ii. 593. 



Fibre, animal, i. 98, 105. 



Fibula, i. 405. 



Fig-tree, ii. 48. 



Fig Marygold, ii. 48. 



Filaments of feathers, i. 569. 



Filaria, i. 63. 



Filices, i. 83 ; ii. 593. 



Final causes, i. 1 ,22, et passim. 



Fins of fishes, i. 421. 



Fins of cetacea, i. 486. 



Fishes, i. 109, 408; ii. 127, 

 272, 389, 410, 494, et pas- 

 sim. 



Fissiparous reproduction, ii. 

 583. 



Flea, i. 297. 



Flight, i. 344, 545. 



Flourens, ii. 305. 



Flower, ii. 595. 



Fluidity, organic, i. 61. 



Flustra, i. 165, 169, 172. 



Flying fish, i. 547. 



Flying lizard, i. 547. 



Flying squirrel, i. 550. 



Focus, ii. 453. 



Fohmann, ii. 353. 



Follicles, i. 114; ii. 185. 



Fontana, ii. 614. 



Food of plants, ii. 15. 



Food of animals, ii. 57. 



Foot of mollusca, i. 22 1 . 



Forces, physical, i. 6. 



Fordyce, ii. 172. 



Fovilla, ii. 596. 



French bean, ii. 52. 



Frog, i. 437;ii. 128,222,274, 



439. 

 Fucus vesiculosus, i. faQ. 

 Functions, i. 34, 38 ; ii. 69. 

 Fungi, ii. 55. 

 Furcular bone, i. 566. 

 Furcularia, i. 62. 

 Fusiform roots, ii. 21. 

 Future existence, ii. 580, 640. 



Gaede, ii. 86. 

 Gaimard, i. 97. 

 Galeopithecus, i. 550. 

 Galileo, i. 81. 

 Gallinae, ii. 554. 

 Gallop, i. 495. 

 Galvanism, ii. 514. 

 Ganglion, ii. 358. 

 Gasteropoda, i. 227; ii. 176, 



300, 480. 

 Gastric juice, ii. 183. 

 Gastric teeth, ii. 167,214. 

 Gastric glands, ii. 184. 

 Gastrobranchus, i. 407, 416 ; 



ii. 116, 497. 

 Gay Lussac, ii. 314. 

 Gecko, i. 460 ; ii. 390. 

 Gelatin, i. 105. 

 Gemmiparous reproduction, ii. 



588. 

 Gemmule, i. 156 ; ii. 591. 

 Geometer caterpillars, i. 315. 

 Germs, vegetable, i. 86 ; ii. 



588. 

 Geronia, ii. 91. 

 Gillaroo trout, ii. 202. 

 Gills, i. 439 ; ii. 267, 299. 

 Gimbals, i. 330. 



