INDEX. 



523 



Red sandstone and marl of Loch Groinard, may 

 represent the new red sandstone of England, 

 156. 



series of the North of Scotland, 



not conformable to the primary formations, 1 54. 



— not primary, 155. 



Rocks, on the cleavage of, 469. 



• globular and concretionary structure 



of, 416. 



Reichenhall, great confusion of the secondary 

 strata between, and Inspruck, 368. 



Reptiles, notice of, found at ffiningen, 285. 



Ressenberg, structure of the, described, 355. 



section of the Gosau beds on the sides 



of the, 357. 



Rethenberg, last great movements of elevation 

 in the valley of Sonthofen, took place after the 

 deposition of the sandstones of the outer ridge 

 of the, 334. 



Rheineck, notice of fossils procured in the mo- 

 lasse of, 329 note. 



Rheinthaler-Hof, fine sections of fucoid grit at, 

 322. 



Rhetian Alps, two axes of elevation in the se- 

 condary strata of the, 304. 



Ribblesdale, description of the geological struc- 

 ture of, 13. 



Riegisburg, section from Radkersberg to, 395. 



tertiary sands of, crowned by volcanic 



breccia, 399. 



Ripon, analysis of the earthy magnesian limestone 

 of, 87 note. 



crystalline limestone without magnesia, as- 

 sociated with the yellow magnesian limestone, 

 near, 89. 



Risso, M., notice of the opinion of, relative to the 

 lower system of secondary rocks between Nice 

 and the Col di Tendi, 188. 



his work on the neighbour- 

 hood of Nice, 171, 175, 177, 181, 184. 



Roach Abbey, account of the small-grained do- 

 lomite of, 84. 



Rocca Tagliata, between Scarena and Sospello, 

 description of the green sand strata at, 187. 



Rocks, chemical changes produced in the aggre- 

 gation of stratified, during different periods 

 after their deposition, 461, 462 ct seq. 



causes which may have modified the 



effects of igneous action on, 462. 



•jointed structure of, 480. 



Rodentia, all the mammalia found at CEningen 



except the fox, are, 285. 

 Rosen-Kogel, structure of the, described, 35S. 

 Ross-shire, analogy between the conglomerate 



system of, and that of Caithness, 148. 

 description of the red sandstone and 



conglomerate series of, 153. 

 transverse sections of the secondary 



system in, 145. 

 Rothe-todte-liegende, equivalent of the lower 



red sandstone in Yorkshire and Durham, 



64. 

 Rough-dean, near Houghton-le-Spring, section in 



the escarpment at, 71. 

 Roya, valley of, composed of new red sandstone 



and conglomerate, 188. 

 Russbach, section of the Gosau beds in the valley 



of, 355, 356. 

 Russia, reference to works on the metalliferous 



deposits of, 496 jwlc. 

 Ryeloaf Hill, account of flexure in the line of 



dislocation of the limestone near, 19. 



S. 



St. Austell, veined structure of the granite of, 

 produced by segregation, 482 et seq. 



St. Bees Head, section of the strata overlying the 

 coal measures at, 55 7wte. 



St. Hospice, description of the breccia found in 

 the peninsula of, 175. 



marno-arenaceous limestone occurs at, 



180. 



light-coloured limestone with green 



grains occurs at, 181. 



St. Kunegund, description of the tertiary marl- 

 stone in the neighbourhood of, 391. 



St. Mary Church, Devon, description of the lime- 

 stone of, 165. 



• and Watcombe, the red conglo- 

 merate of, described, 162. 



St. Pancratz, description of the nummulite beds 

 at, 348. 



