572 



ALPHABETICAL INDEX. 



Bala limestone, account of, 8. 



Balcena, four new British species de- 

 termined from fossil ear bones found 

 in the Red Crag, 37. 



Baltic provinces of Russia and Scan- 

 dinavia, Mr. Murchison on the Pa- 

 laeozoic deposits of, 467. 



Basalt of Radicofani (Tuscany), 295, 



Basaltic mountains, theory of their for- 

 mation, 556. 



Bayfield, Capt., on the junction of the 

 transition and primary rocks of Ca. 

 nada and Labrador, 450. 



Bayonne, M. Thorent on the geological 

 structure of the neighbourhood of, 

 114. 



Beaches, raised, on the western coast 

 of Ross-shire (N.B.), 217. 



Beckett, Mr. H., on a fossil forest in 

 the Parkfield colliery, near Wolver- 

 hampton, 41. 



Belemnites, Prof. Owen on the soft 

 parts of, 1 1 9. 



Bell, Prof. T., his description of Tha- 

 lassina Emerii, a fossil crustacean, for- 

 warded by Mr. W. S. Maeleay from 

 New Holland, 93. 

 Berwyn chain (N.Wales), structure of, 

 12. 



Sections near, 7. 13. 



Black- Gang-Chine, Isle of Wight, sec- 

 tion between this spot and Atherfield, 

 by Capt. Ibbetson and Prof. Edw. 

 Forbes, 190. 



Bleadon Hill (Somersetshire), Rev. D. 

 Williams on the trap-rock of, 47. 



Bletchingley tunnel, Mr. Simms's ac- 

 count of the strata observed in, 90. 



Bones, recent, on the existence of fluoric 

 acid in, by Dr. O. Rees, 156. 



Mr. Middleton on the source 



of Fluorine in fossil specimens, 

 214. 



Boulardrie Island (Nova Scotia), sec- 

 tions of, 210. 



Boulder clay, Mr. Harkness on fossils 

 from, 152. 



Boulder formation and erratic blocks of 

 North America, 399. 



Boulder formation and diluvial scratches 

 in Denmark and Sweden, by G. Forch 

 hammer, 263. 373. 



Boulders, fractured, found near Ar- 

 broath, account of them by Mr. Tre- 

 velyan, 147. 



Bramatherium, a new genus of ruminant 

 from Perim Island, described, 363. 



Bravais, M., on lines of ancient level 

 in Finmark, 534. 



Breton, Cape, Mr. Brown on the geo 

 logy of, 23. 



Brocken, M. Von Buch on the granite 



of the, 126. 

 Brodie, Rev. P. B., on British fossil 



insects of the secondary rocks, 399. 

 and Mr. Buckman, on the Stones- 

 field slate of the Cotteswold Hills, 

 220. 

 Brown, Mr. John, (of Stan way,) on cer- 

 tain conditions and appearances of 

 the strata on the coast of Essex, near 

 Walton, 341. 

 Brown, Mr. Richard, on the geology of 



Cape Breton, 23. 207. 

 Buch, Baron L. Von, on the form of 

 granitic rocks and the structure of 

 granite, 126. 

 Buckman, Mr., and Rev. P. B. Brodie, 

 on the Stonesfield slate of the Cottes- 

 wold Hills, 220. r 

 Bulla Mortoni, 63. 

 Burat, M. Am. Geologie appliquee, 



133. 

 Burmeister on Trilobites, 129. 

 Burrstone formation of N. America, 



account of, 435. 

 Byres, Mr., on traces of the action of 

 glaciers at Porth Treiddyn, Caernar- 

 vonshire, 153. 

 Calcareo -corneous bodies found in am- 

 monites, account of, by Mr. Strick- 

 land, 232. 

 Canada and Labrador, Capt. Bayfield 

 on the transition and primary rocks 

 of, 450. 

 Canary Islands, comparison of the 

 fauna with that of South Italy, 102. 

 Carboniferous fossils* from Hobart's 



Town and New South Wales, 407. 

 Carboniferous limestone deposits of the 

 district of the Altai mountains, 552. 

 Carboniferous rocks of Nova Scotia, 



account of, 26, 322, 392. 

 — of Cape Breton, 23. 



of N. America, 392. 



Cardium (Hemicardiuni)? Austeni, 244. 



Benstedi, 244. 



eoncentricum, 408. 



Ibbetsoni, 248. 



spheeroideum, 243- 



Carolina, North, U.S., Mr. Lyell on 

 the Cretaceous strata of, 60. 



Mr. Lyell on the Eocene tertia- 



ries of, 431. 



Mr. Lyell on the Miocene ter- 



tiaries of, 418. 



Carolina, South, U.S., Mr. Lyell on the 

 Eocene tertiaries of, 432. 



* Referred to in the text by a mis- 

 take as Silurian fossils. See list of 

 errata. 



