OCR Text |
Show .. '· H30 INDEX. West Indian seas, absence of circular coral reefs in the, 291. West Indies, a bed of coral found between two lava currents in the, 294. Whales often stranded on low shores by storms, 278. Wheat, Lamarck on the origin of the cultivated, 6. --answer to Lamarck's objection as to its native country, 31. --found in the Egyptian tombs, 31. Whirlwinds, dispersion of seeds by, 74. White, Mr. Ch., on the regular grada-tion in man, &c., 61. White, Rev. Mr., on a shower of Aphides, 114. White Sea, its connexion with the Gulf of Finland, 306. '\\'hitsunday Island, description of-see wood-cut, No.5, 289. · Wiegmann on hybrids between the dogand wolf, 51. --on hybrid plants, 53. Wi!cke on the agency of birds in the diffusion of plants, 80. --on the manner in which an equili. brium is kept up among plants, 132. Willdenow on the diffusion of plants by man, 83. -- on centres of vegetable creation, 177. Wind, forests sometimes overturned by the, 212. Winds dispersion of seeds by the, 73. -- their velocity, 74. Windward side of coral reefs, on the cause cf the superior height of the, 294. Wokey Hole, human remains found in, 224. Wolf and dog distinct species, 27. --hybrids between the, 51. Wolves frequently drifted out to sea on floating ice, 97. -- extirpated in great Britain, 149. Wood, Mr., on the migrations of the wild ass, 95. Wood instantly impregnated with salt water when s.unk to a great depth, 240. -- on the imbedding of drift, 241. -- probably converted into lignite more rapidly under great pressure, 261. Wood-grouse extirpated in England within fifty years, 150. Wreck, changes which some articles thrown up fl'Om a, had undergone in thirty-three years, 262. Wrecks, average number of per year, 254, 257. -- manner in which they may be preserved in subaqueous strata, 255. Zoological provinces, how formed, 125. -- why not more blended together, 127. Zoophytes, their geographical distribu· tion, Ill. -- their powers of diffusion, 112. -- engaged iu the construction of co-ral reefs, 284. -- their operations compared to plants which generate peat, 283. Zostera marina, submarine peat formed from the, 278. END OF THE SECOND VOLUlllE. |