582 



INDEX. 



Erpobdella, i. 243; ii. 231 

 Eryx, i. 399 



Esox, i. 380 



Ethmoid bone, ii. 357 



Euclamis, i. 164 



Eudora, ii. 64, 81 



Euglene, ii. 427 



Eunice, ii. 233, 429 



Euphorbium, ii. 54 



Euryale, i. 192 



Eustachian tube, ii. 358,379,554 



Evil from animal warfare, i. 39 ; 

 ii. 60 



Excito-motory system, ii. 323, 

 477 



Excretion, ii. 10 



Excretion, vegetable, ii. 40, 46 



Encretories, ii. 10 



Exhalation by leaves, ii. 23 



Exocetus, i. 483 ; ii. 498 



Exogenous plants, i. 72 



Expiration, ii. 294 



Extremities, i. 359 



Eye, i. 26, 27; ii. 401,411 



Eye, formation of, ii. 543 



Eye of Cod-fish, i. 51 



Eyes, conglomerate, or com- 

 pound, ii. 432 



Eyes of potatoe, ii. 529 



Eyelid, ii. 417 



Eyelid, formation of, ii. 551 



Fahricius, ii. 108 



Facets, ii. 435 



Facial angle, ii. 503 



Fairy rings, ii. 50 



Fallacies of perception, ii. 458 



Fangs of serpents, ii. 146, 



Faraday, ii. 466 



Farre, i. 116 



Fasciculi of muscle, ii. 315 



Fasciola, ii. 101 



Fasciolaria, i. 222 



Fat, i. 110 



Fata Morgana, ii. 473 



Favonia, ii. 64 



Feathers, i. 501 



Fecula, i. 59; ii. 5 



Fecundation, ii. 534 



Feelers, i. 258 ; ii. 344 



Feet-jaws, i. 259 



Feet of birds, i. 516 



Felis, ii. 121 



Femur, i. 258, 360 



Fenestrse of the ear, ii. 380 



Ferns, i. 72 



Fertility of soils, ii. 15 



Fibre, primitive, i. 82 



Fibrillse of muscles, ii. 315 



Fibrin, ii. 5 



Fibrous textures, i. 91 



Fibrous capsules, i. 92 



Fibula, i. 360 



Ficus, ii. 43 



Fig, ii. 43 



Fig-marigold, ii. 42 



Fig-tree, ii. 42 



Filaments of feathers, i. 502 



Filaments of flowers, ii. 535 



Filaria oculi, i. 54 



Filices, i. 72 ; ii. 533 



Final causes, i. 19, et passim 



Fins of fishes, i. 375 



Fins of cetacea, i. 431 



Firn of glaciers, i. 12 



Fishes, i. 10, 102, 363, ii. 114, 

 179,244,273,343,349,353, 

 365, 392, 442, 497, 500 



Fissiparous reproduction, ii. 523 



Flea, i. 266, 320 



Flight of insects, i. 308 



Flight of vertebrata, i. 481 



Flourens, i. 344 ; ii. 275 



Flower, ii. 535 



Fluid of Cotunnius, ii. 382 



Fluke, ii. 101 



Flustra, i. 150, 153 



Flying fish, i. 483 ; ii. 498 



Flying lizard, i. 483 



Flying squirrel, i. 485 



Focus of rays, ii. 405 



Fohviann, ii. 317 



Follicles, ii. 164 



Follicles, sebaceous, i. 101 



Follicles, secreting, ii. 311 



Food of animals, ii. 52 



Food of plants, ii. 13 



Fontana, ii. 551 



