648 



INDEX. 



86. Lias and oolites, 87. Wealden, 

 88. Cretaceous, 89. Tertiary period : 

 Mr. Trimmer's memoir, 89. Isle of 

 Man tertiaries, 89. Bone-cavern, 90. 

 Geological dynamics : Mr. Hopkins's 

 memoir, 90. Waves of translation, 

 91. Glacial theories, 93. Raised 

 beaches, 94. Memoir by M. Bravais, 

 94. Russia and the Ural Mountains: 

 Silurian rocks, 100. Devonian rocks, 

 100. Carboniferous rocks, 101. No- 

 tice of M. Demidoff's work, and the 

 volume by M. Le Play on the coal- 

 field of the Donetz, 102. Permian 

 rocks, 105. Jurassic, cretaceous and 

 tertiary rocks, 106. Superficial de. 

 tritus, 107. Ural chain, 108. Cau- 

 casian chain, 108. Work of M. 

 Dubois de Montpereux, 109. Opinion 

 concerning the Neocomian rocks, 

 112. Asia Minor, 113. Turkey in 

 Eui'ope, Servia, &c., 114. Piedmon- 

 tese Alps, 115. Notice of M. Sis- 

 monda's map, 115. Secondary rocks 

 of Piedmont, 116. North American 

 geology: Palaeozoic rocks, 117. The- 

 ory of the origin of coal, 121. Gyp- 

 siferous rocks of North America, 124. 

 Nevrfoundland, 126. Secondary and 

 tertiary rocks, 127. Mr. Lyell's re- 

 searches, 128. South America : M. 

 d'Orbigny's investigations, 134. 

 Eastern Countries: Hindostan, &e., 

 134. Notice of Lieut. B. Smith's 

 raemoir on the boring operations at 

 Fort WiUiam, 137. Egypt, 137. 

 Mediterranean, 139. Paleontology : 

 Ichthyology, 139. Ornithichnites, 

 14J. Saurians, cetaceans, &c., 144. 

 Mastodontoid and megatherioid ani- 

 mals, 145. Concluding remarks, 149. 



Murchison, Sir R. I., on the freshwater 

 beds of Brora, and the British equi- 



■ valents of the Neocomian system, 174. 



on the palaeozoic deposits of Scan- 

 dinavia and the Baltic provinces of 

 Russia, 601. 



and M. de Verneuil, their account 



of the Permian system, 327. 



Museum committee, report of, for 1843, 

 42; 1844,336; 1845,528. 



Museum of the Geological Society, ge- 

 neral list of named fossils in, 44. 



Mylodon, notice of P]'of. Owen's ac- 

 count of the, 147. 



Nassa monensis, 8. 



pliocena, 9. 



Natica sp. (cast), 309. 



Neocomian, beds so named, 203. 



■ remarks on the propriety of the 



designation, 112. 



Neocomian, British equivalents of, 174. 



rocks of that age in Surrey, 171, 



196. 



Newbold, Lieut., notice of his account 



of the geology of Egypt, 138. 

 Newfoundland, notice of the geology of, 



126. 

 New Holland, account of a fossil crus- 

 tacean (Thalassina Emerii) from, 360. 

 New Jersey, U.S., fish beds in the N. R. 

 sandstone of, 23. 



Mr. Lyell on the cretaceous strata 



of, 301. 



New red sandstone, divisions of, 86. 



Mr. Williams on the origin of the 



marls of, 365. 



of Nova Scotia, notice of, by Dr. 



Gesner, 190. 



■ of New Jersev, U.S., fossil fishes 



in, 23. 



of Connecticut, U.S., impressions 



of birds' feet in, 22. 



New South Wales, section of a district 

 in, and fossils of, 23. 



Mr. Clarke on dykes of marble and 



quartz in Argyle county, 524. 



New York, Mastodon remains found 

 there, 38. 



Niagara, deposits near, 19. 



Mastodon remains found there, 38. 



recession of the falls of, 128. 



Nicholson, Mr., fossil bones from Bris- 

 bane river, N.S.W., 23. 



Niger, Dr. Stanger on the geology of 

 the banks of the, 190. 



Norfolk, Mr. Trimmer on pipes and 

 sand-galls in the chalk near, 6. 



Mr. Trimmer on cliffs of northern 



drift in, 435. 



Mr. Trimmer on pipes or sand- 

 galls in the chalk of, 482. 



North American geology : — palaeozoic 

 rocks, 117. Appalachian chain, 118. 

 Notice of Dr. Dale Owen's commu- 

 nication on Indiana, 120. See also 

 America, United States, &c. 



Northern drift, on cliffs of, in Norfolk, 

 by Mr. Trimmer, 435. 



Norway, palaeozoic deposits of, 602. | 



metamorphosed Silurian rocks of, 



604. 



Nova Scotia, notice of the gypsiferous 

 rocks in, 124. 



coal formation, notice of, bv Mr. 



Lyell, 184. 



Mr. Dawson on the coal-measures 



of, 272, 504. 



notice of Dr. Gesner's map of, 186. 



OJontaspis, notice and figures of two 

 new species of, from Pondicherry, 

 388. 



