396 *^ ^ Index. 



Refraction, index of, its determination, by means of the sextant, &c., 



by William Swan, Esq., 102. 

 Rhind, William, Esq., on the geological arrangement of ancient 



strata, deduced from the condition of the .present oceanic bed, 317- 

 Sandstone pillars and caves of N-Western Australia, 381. 

 Sea-Trout (Salmo trutta), on the migration and growth of, 192. 

 Sea, rise of, by sudden rise of a body of subterranean water, and 



flowing of sea-water into the land, 199. 

 Schlegel, Dr, on the fables and prejudices regarding serpents, 63. 

 Sigillaria, on the genus of, by William King, Esq., 4, 272. 

 Society, Royal, of Edinburgh, proceedings of, from February to May 



1. 1843, 190. 

 Tagua nut, the so-called vegetable ivory, noticed, 205. 

 Ventilation of sailing and steam-vessels, observations by R. Ritchie, 



civil engineer, &c., 167, 261. 

 Volcano, a new one, in the island of Meleda, in the Adriatic, 202. 

 Water, on the organic matters, the purest kinds, contain, 195. 

 Wingless birds of New Zealand, 387- 

 Whales, capture of, in Faroe, 210. 

 Wohlerite, a new mineral species, described, 207. 

 Wolfram, chemical constitution of, by M. Marguerite, 382. 



