INDEX. 



1U 



Ron in a, Gray .. .. 145 



Royle, Dr. on the production of Isin- 

 glass on the coasts of India, . . 76 

 Robertson, Mr. A. on Controversy 

 against Geologists, 468 



Saccharine, contents of Sugar Cane, 416 

 Salmo Orientalis, or Bamean Trout, 283 

 Schouw's Popular Sketch of the 

 Physical Geography of Europe, . . 188 



Silurian System, 222 



Upper Ludlow formation, 223 



Ludlow or Aymestry Lime- 

 stone, 224 



Lower Ludlow Rocks, . . 225 



Wenlock Limestone or 



Ballstone, 225 



the fossils of the Wenlock 



Rocks 226 



Lower Silurian Rock, . 228 



Caradoc sandstone with its 



fossils, .. 228 



. Lower Silurian Rocks, .. 232 



altered Silurian Rocks, .. 237 



Landslips of the Silurian 



Rocks, 237 



Mining Ground of the Silu- 

 rian Rocks, . . . . . . 237 



Agricultural character of 



Silurian Rocks, .. ..239 



Smith, Lieut. R. B. his Analysis of 

 Faraday's Researches, .. 1,345 



Smith's remarks on vegetable im- 

 pressions in Sandstone Rocks, .... 22 

 his experiments on the Mag- 

 netic Influence of Solar Light, 240-368 

 Soils, remarks on, .. ..26 

 Spathium, Edgeworth on the Ge- 

 nus, 531 



Loureiro, . . . . 532 



Strata, flexures of, .... .. 569 



Stoehrer'sElectro-MagneticEngine, 127 



Sugar Cane, analysis of, 506 



Manufacture of, 506 



Sungnai, a new Species of Deer, .. 401 



Thorny Lizard, 143 



Tickell, Lieut, his remarks on Ptero- 

 pus Edulus, .. .. ..29 



Tin of the Province of Mergui, .. 47 

 Tides, abnormal, .. .. .. 545 



Tremenheere on the Tin and Man- 

 ganese of Tenasserim, . . . . 47-55 



Ursus Isabellinus, Horsf. . . . . 268 

 Ure, Dr. his remarks on Sugar, .. 516 



Vesou, composition of, .. .. 514 



Walker, H. Catalogue of Mam- 

 malia, . . . . . . . . 265 



Waves, Theory of, 554 



