418 



INDEX. 



cells in them, 157. See also Actinia, 

 &c. 

 Animal, anatomical distinctions of the, 



133 note. 

 Animal envelope, universal importance 



of the, 165. 

 Animal heat, influence of, on maternal 



instinct, 251. 

 Animal and vegetable life, the mode of 



distinguishing between, 127 et seq. 

 Animal ijaradoxes, examples of, 55. 

 Animals, relations of their organism to 

 light, 248 — discovery of new, 262 — 

 the identification of, 295 — and man, 

 comparative perfection of sense in, 

 375. 

 Annelids, partiality of, for darkness, 

 22 — the budding or gemmation of, 

 64 — Bonnet's observations on, 66 — 

 peculiarities of the blood of, 70 et 

 seq. — twofold respiration of, 72 — 

 entrance of water into the blood 

 in, 117 — digestion in, 231 — eff'ects 

 of light on, 244 — Parthenogenesis 

 among, 308. 

 Anthea, its voracity, 136 — trial of its 

 paralysing power, 138, 140 — changes 

 of colour in it, 150 — the thread cap- 

 sules in it, 158 — its tentacles, 165 

 — self -division in it, 184. 

 cereus, where found, 17 — ex- 

 periments on the supposed solvent 

 fluid of the, 227. 

 Antheas, motion in the, 135 — at the 



SciUy Isles, 212, 242. 

 Anthropomorphism, tendencies to, in 

 zoology, and danger of them, 587 et 

 seq. 

 Aphides, reproduction in, 300 et seq. 

 — Owen on it, 302 — its ratio, ih. — 

 researches of Huxley on the genera- 

 tion of, 315. 

 Aphrodita, blood of the, 70. 

 Aplysia, tlie, 23 — superstitions regard- 

 ing it, ib. — peculiarities of its ova, 

 260 note — the so-called eyes in the, 

 859— its nervous system, 392, 393. 

 See also Sea-hare. 

 Apneusta, the order of, 115. 

 A priori conclusions, danger of, in 



Zoology, 387 et seq. 

 Aquarium at Regent's Park, the, 5. 

 Aristotle on the Anemones, 124. 

 Ai'ran, colony of Diantlii at, 179. 

 Ascidian, the, 25, 96 — an undescribed, 



295— the embryo of the, 296. 

 Ascidians, want of motion in the, 61, 

 131 — jieculiarities of generation in 

 the, 304. 

 Assimilation, distinction between di- 

 gestion and, 219 — eliemical solution 

 necessary to, 223 — and digestion, not 

 identical, 409. 

 Aucapitaine, M., on the Boring Mol- 

 luscs, 87. 

 Auerbach, on the enveloping mem- 

 brane, &c., 220 note. 



Avicidarium of the Corkscrew Coral- 

 line, the, 385. 



Baer, von, see Von Baer. 



Baird, Dr, on the \italityof MoUuscs, 

 358. 



Basket, the collecting, for marine ani- 

 mals, 12. 



Basques, peculiar custom among the, 

 250. 



Beauty, charm of, 147. 



Bee, Parthenogenesis in the, 308. 



Beneden, see Van Beneden. 



Bergmann and Leuckart on the blood, 

 223 — on the convoluted bands, 277. 



Bernard, Claude, on anatomy as a source 

 of error, 162 — on digestion, 225. 



Berrj-n Narbor, a ramble to, 80. 



Biliary secretions, provision for, in the 

 Eolis, 110. 



Biology, neglect of true induction in, 

 104. 



Bird's-head process of the Corkscrew 

 Coralline, the, 385. 



Blessig on the structure of the retina, 

 363. 



Blood, peculiarities of, in Annelids, 70 

 et seq. — entrance of water into the, 

 116 — changes it undergoes before as- 

 similation, 223— true, definition of, 269. 



Bonnet, the experiments, &c. of, on 

 Annelids, 66— on the reproduction of 

 Aphides, 300. 



Books, suitable, for marine studies, 35. 



Boring Molluscs, the, 85 — how they 

 operate, 87 — prevention of their ra- 

 vages, 89. 



Borlase's account of the Scilly Isles, 

 194 — on the former state of the ScUly 

 Isles, 203 — historical notices from, 

 204. 



Botryllus, the, 25. 



Bovista giganteum, ceU-formation in 

 the, 332. 



Brain, Increase of fibre in the, with age, 



400. 

 Braunton road and inn, Ilfracombe, 8. 

 Brightwell, Mr, on the Noctilucse, 344. 

 Brittle-star, the, 254 et seq. 

 Budding or Gemmation of Annelids, 



64. See Gemmation. 

 Bunodes Crassicomis, see Anemone. 



Cailland, M. , on the vitality of Mol- 

 luscs, 358. 



Calamary, the colour-specs on the, 99 

 et seq. 



Calvados, the oyster-establishments at, 

 357. 



Campanularian Polypes, Parthenogen- 

 esis among the, 311. 



Capstone Parade, the, Ilfracombe, 29, 

 32. 



Carp, the, a ruminating fish, 252. 



Carpenter, Dr, on the Anemones, 131 

 — on the digestion of tlie Polj'pes, 

 227 — on Parthenogenesis, 310. 



