er 
= 
$ 
400 ed Index. 
Peschel’s Elements of Physics, enumerated, 389. 
Philippi, Dr A., on the recent and fossil mollusca of the south of 
Italy, and more particularly of Sicily, 202. 
Polarization of light, in reference to the light of the sun, 181. 
Publications, new, received, 186—noticed and enumerated, 389. 
Royal Society of Edinburgh, its proceedings, 354. 
St Rollox chimney at Glasgow, account of, by Professor L. Gordon, 
216. 
Sigillaria, observations on, by Mr King, concluded, 119. 
Serres, Marcel de, his observations on the physical facts contained 
in the Bible compared with the discoveries of the modern 
sciences, 239. 
Springs of water, observations on, by R. Were Fox, 66. 
Teredo, a new species described by Professor William MacGillivray, 
138. 
Tide-Gauge, a cheap and portable one, described by J. 8. Russell, 
F.B.S.E., &c., 71. 
Topaz, cavities in, containing particular crystals which are dissolved 
by heat, and re-crystallize on cooling, 386. 
Veins, quartzose and metalliferous, their origin, 344. 
Vestiges of the natural history of creation, its character, 186. 
Wagner’s comparative anatomy recommended, 389. 
Ware, Hibbert, Dr, on ancient human races in Britain, 360, 363. 
Water, boiling, eruption of, from the extinct crater of Solfatara, 
180. 
Wernerian Natural History Society, its proceedings, 374. 
Wilkinson, George, Member of the Royal Irish Academy, his work 
on the Practical Geology and Architecture of Ireland, enume- 
rated, 391. 
Xanthie oxide discovered in guano, 1838. 
Le 
