648 



INDEX. 



Dollinger , ii. 614. 

 Dolphin, ii. 142, 442,507,616. 

 Doras costatus, ii. 307. 

 D'Orbigmj, i. 265. 

 Doris, ii. 126, 296. 

 Dormouse, ii. 191. 

 Dorsal vessel, ii. 236. 

 Dory, i. 421. 

 Dove, ii. 554, 557. 

 Down of plants, i. 94. 

 Down of birds, i. 572. 

 Draco volans, i. 5Q, 547. 

 Dragon-fly, i. 310, 351 ; ii. 



487. 

 Dreaming, ii. 536. 

 Dromedary, ii. 223. 

 Duckweed, ii. 589. 

 Dufour (Leon), ii. 209, 313. 

 Duges, ii. 244, 250, 479, 487, 



491. 

 Dugong, ii. 142, 279, 442. 

 Duhamel, ii. 16, 20. 

 Dumas, ii. 393. 

 Dumeril, ii. 411. 

 Dumortier, i. 366. 

 Duodenum, ii. 208. 

 Dutrochet, i. 75, 190 ; ii. 314. 

 Dytiscus, i. 29,311,333,336; 



ii. 311, 313. 



Eagle, ii. 130. 



Ear, ii. 421. 



Ear-drum, ii. 422. 



Earle, i. 560. 



Earths in plants, ii. 43. 



Earth-worm, (see Lumbricus). 



Echinodermata, i. 199. 



Echinus, i. 203, 210; ii. 101, 



119, 297, 383. 

 Edwards, ii. 317, 542, 631. 

 Eel, i. 424 ; ii. 307. 

 Egg, ii. 597. 

 Ehrenherg, i. 13, 186, 189; 



ii. 93, 478, 592. 

 Ehrmann, ii. 309. 

 Elaboration, successive, ii. 13. 

 Elastic ligaments, i. 107. 



Elater, i. 341. 

 Elearine, i. 123. 

 Electric organs, i. 31. 

 Electricity, ii. 350. 

 Elements, organic, ii. 6. 

 Elephant, i. 5Q, 108, 491, 51 8 ; 



ii. 141, 154, 162, 199, 223, 



392, 504, 559. 

 Ellis, i. 150. 



Elytra, analysis of, i. 318, 349. 

 Embryo, ii. 595. 

 Emu, i. 586. 

 Emys, i. 474. 

 Enamel of teeth, ii. 150. 

 Endogenous plants, i. 83. 

 Entomoline, i. 115, 318. 

 Entomostraca, ii. 493. 

 Entozoa, i. 282; ii. 83, 113, 



235,294,540, 591. 

 Ephemera, i. 311 ; ii. 241. 

 Epidermis, vegetable, i. 88. 

 Epidermis, animal, i. 1 1 2, 1 1 3, 



231. 

 Epiphragma, i. 253. 

 Equivocal generation, ii. 591. 

 Equorea, ii. 85. 

 Erato, i. 247. 

 Erect vision, ii. 521. 

 Erpobdella, i. 272 ; ii. 252. 

 Eryx, i. 447. 

 Esox, i. 427. 

 Ethmoid bone, ii. 400. 

 Eudora, ii. 91. 

 Euler, ii. 475. 

 Eunice, ii. 480. 

 Euphorbium, ii. 59. 

 Euryale, i. 212. 

 Eustachian tube, ii. 424. 

 Evil from animal warfare, i. 46 ; 



ii. 67. 

 Excretion, ii. 12. 

 Excretion, vegetable, ii. 46, 51 . 

 Exhalation by leaves, ii. 27. 

 Exocetus, i. 547. 

 Exogenous plants, i. 83. 

 Eye, i. 31 ; ii. 460, 587, 589. 

 Eye, formation of, ii. 605. 



