INDEX. 



419 



Cams, Victor, on the zoological wealth 

 of the Scilly Isles, 241 — on the con- 

 voluted bands, 277. 



Cells, multiplication by division of, 

 331 — by union of two similar, 334 — 

 and of two dissimilar, ib. 



Cephalopods, the eyes of the, 359. 



Ceriautlius, peculiarity of sex in the, 

 174. 



Chambercombe woods, 78. 



Chamisso, discoveries of, on the gene- 

 ration of the Salpa, 303. 



Chance-seeking, 353. 



Chia.je, see Delia Chiaje. 



Chylaqueous fluid, what, 71 — uses, &e. 

 of it, 72 — distinction between, and 

 blood, 269. 



Chyle-corpuscles, the supposed, in the 

 Actiniae, 271 et seq. 



Ciliary action, is it distinguishable from 

 life"? 60. 



Circulation, relations of, to respu'ation, 

 267. 



Classification, difficulties of, 264. 



Clavelinfe, the, 15 — at Jersey, 291. 



Cleopatra's pearl, the story of, 105. 



Cockle, vitality of the, 355. 



Colour, uncertainty of, as a specific 

 distinction in the Anemones, 150. 



Colour-specs, the, on the Loligo, 99 

 et seq. 



Comatula, the, 216, 254. 



Commerce, primitive state of, in the 

 Scilly Isles, 206. 



Commissariat, state of, in the Scilly 

 Isles, 206. 



Compound Ascidian, generation of the, 

 296. 



Comte, Auguste, modification of Har- 

 vey's aphorism proposed by, 298. 



Convoluted bands of the Anemones, 

 what' 169— function of the, 277— -not 

 biliary or urinary organs, 278. 



Contractility, existence of, apart from 

 muscularity, 389 — sj)ecialisation of, 

 406. 



Coriaceous Anemone, the, 21. See Ane- 

 mone crassicornLs. 



Corkscrew Coralline, the, 385. 



Corpuscles, absence of, in the blood of 

 Annelids, 70. 



Corj'ne, reproduction in the, 180. 



Couch, R. Q., on the sex of the Actinise, 

 178---experiments by, on the diges- 

 tion of the Actinias, 229 — on the cir- 

 culating fluid of the Anemones, 272 

 — on reproduction in the Hydra, 299 

 — on reproduction in the Sertularian 

 Polypes, 330. 



Cowrie, the, 215. 



Crabs, do the Anemones feed on ? 138, 

 139. 



Crassicomis, the, see Anemone. 



Crinoidea, the, 216. 



Crustacea, partiality of, for darkness, 22 . 



Currents, influence of Molluscs in iu- 

 ducLug, 377. 



Cuvier on the blood of the Annelids, 70. 

 Cydippe, the, 343, 346. 



Daisy, the, 14— where found, 17. See 

 Anemone bellis. 



Dalzell, Sir John, on the strength, &c. 

 of the Anemones, 137. 



Daphnia, alleged paralysing power of 

 the Hydra on the, 142. 



Darkness, importance of, to many ma- 

 rine species, 22. 



Decay, as a life-function, 62. 



DeUa Chiaje on the colour-specs of the 

 Loligo, 102 note — researches of, on 

 the Anemones, 125 — on the repro- 

 duction of the Actiniae, 183 — on ner- 

 vous system, 391, 405 notes. 



Dendi'onotus arborescens, the nervous 

 system of the, 393 note. 



Desert snail, vitality of the, 358. 



Dianthus, the, see Anemone. 



Dicquemare, ■ the Abbe, 124 — on the 

 vitality of the Anemones, 21. 



Differentiation, illustrations of, 167. 



Digenesis, 298. See Parthenogenesis. 



Digestion, organs of, in the Eolis, 109 

 — what constitutes it, 219 — distinc- 

 tion between it and assimilation, 220 

 — simplest form of, 221 — its suc- 

 cessive forms, ih. et seq. — is mainly 

 chemical, 223 — what is included in 

 it, 224 — a special function, 225 — ex- 

 periments on the so-called, in the 

 Actiniae, 227 et seq. — advance of, in 

 the animal series, 230 — assimilation 

 not identical ^\ith it, 409. 



Dionaea muscipula, an example of a 

 food-seizing plant, 130. 



Dissections, how done, fcc, 290. 



Dog, the new-bom, peculiarity in nerv- 

 ous system of, 395. 



Dogfish, the nervous system of the, 

 394. 



Dorids at Jersey, 291. 



Doris, the, 47 — the spawn of the, 24 — 

 respiration in it, 112 — peculiarity of 

 structure in foot of, 116 — its develop- 

 ment, 259 — the sheU rudiment in it, 

 261 — the so-called eyes in it, 359 — 

 hearing in, 372 — its nervous system, 

 390, 393. 



lugubris, peculiarity of the eyes 



in the, 360. 



■ tuberculata, the, 255. 



Dragonfly, nerve-tissue of the larva of 

 the, 401. 



Draper, Professor, on animal develop- 

 ment, 166 — on the influence of light 

 on plants, 246 — his theory of vision, 

 365 et seq. 



Dredging for marine animals, 92. 



Dress, appropriate, for marine collect- 

 ing, 18. 



Druidical remains, supposed, . in the 

 SciEy Isles, 234. 



Eating, defence of, 43. 



