680 



INDEX. 



Murchiaonia gracilis, Silurian, 446. 

 Murex ahseolatus, red crag, 170. 

 Muschelkalk, 338. 

 Myliobates Edwardsi, teetli of, Bracklesham, 



215. 

 Mytilus septifer, Permian, 351. 



Nagelfluh, or conglomerate of Alps, 1T9. 

 Naples, post-pliocene formations near, 524. 

 . . . ., recent strata near, 117. 



, rising of land at, 118. 



JFassa granulata, red crag, 170. 

 Natica (recent), spawn of, 417. 



clausa, 130 ; N. helicoides, 155. 



Nautilus centralis, N. ziczac, 218 ; JV. Dani- 

 cus, 239 ; JP. phcaius, 258 ; JV. truncatus, 

 319. 

 Navarino, lithodomi found in cliff at, 73. 

 Nebraska, U. S., upper eocene of, 206. 

 Necker, M. L. A., cited, 569. 



. . ., on composition of cone of Somma, 526. 



on granite in Arran, 584, 



. . ., on granitic rocks, 571. 



. . ., on Swiss Alps, 614. 



. . ., terms granite " underlying," 8. 

 Nelson, Capt, drawing of Bermuda, 79. 



, on chalk of Bermuda Island, 240. 



Neocomian, or lower cretaceous, 256. 



Neozoic type of corals, 403. 



Neptunian theory, 91. 



Nermwa Goodhallii, K. hieroglypliica, 303. 



Nerita conoidea, N. Schemidelliana, 228 ; X. 



costulata, 308 ; 2T. granulosa, 30. 

 ITeritina concava, 211; 2f. globulus, 30. 

 Newcastle coal-field, great faults in, 64 

 Newcastle, fossil tree near, 311, 317. 

 New Jersey, cretaceous strata of, 255. 



, Mastodon giganteus in, 143. 



New red sandstone, distinction from old, 332. 



, its subdivisions, 833. 



.... of United States, 346. 



, trap of, 555. 



New York, Devonian strata of, 426. 



, Silurian strata of, 444. 



New Zealand, absence of quadrupeds, 164 

 Niagara limestone, Silurian fossils of, 445. 



, recent shells in valley of, 144. 



Nipaditej eUiptious, 216. 

 Jfodosaria, chalk, 26. 

 Noeggerath, M., cited, 538. 

 Noeggerathia cuneifolia, 357. 

 Nomenclature, changes of, 93. 

 Norfolk, buried forest, 183, 136, 153. 



drift, 182. 



Normandy, chalk-cliffs and needles, 269. 



Northwich, beds of salt at, 343. 



Norwich crag, nuvio-marine, 154. 



..... Bsndpipes near, 82. 



Nova Scotia, coal-seams of Cape Breton, 312. 



, fossil forest of coal in, 320. 



Nucuki Cobboldia; 155 ; 2v*. De&hayemana, 



183. 

 Nurumulites, whether found in upper eocene, 



189. 

 KumimditfS exponent, 231 ; X. laevigata, 215; 



X. Pusc/ti, 230. 

 Numtiuilitic formation, 229. 

 Nyat, M... cited, 188. 



Obouts APOLX.IX1S, Russia, 444. 



Oenyhausen, M. von, on Cornish granite veins, 



569. 

 Ohio, Falls of. Devonian coral-reef of, 427. 

 Old red sandstone. 411. 



, in Forfarshire, 593. 



trap of, 558. 



Oldluimia atiti'jua, 0. radiate, 449. 

 Olenus micrurus, Cambrian, 44?. 

 Oliva Dufresniit miocene. 178. 

 Olot, extinct volcanoes near. 531. 

 Omphyma turlnnatum, Wenlock, 435. 

 Onchus ttnnistriatue, Silurian, 482. 

 Oolite, 291. 

 and lias, origin of, 819. 



Oolite, inferior, fossils of, 314. 



in France, 293. 



. . . ., plutonic rocks of, 579. 



, term defined, 12. 



, volcanic rocks of, 555. 



Oolitic group in France, 293, 302. 



, United States, 330. 



Ophioderma Egertoni, lias, 320. 



Ophite and ophiolite, 473. 



Opossum, part of jaw of, 219. 



Orbigny, M. d', cited, 253. 



. . . ., on fossils of nummulitic limestone, 233. 



, on subdivisions of cretaceous series, 237. 



. . . ., on Vienna basin foraminifera, 179. 

 Organic remains, criterion of age of formation. 

 97. 



, tes.t of age of volcanic rocks, 521. 



Ormerod, Mr., on trias of Cheshire, 343. 

 Orthis elegantula, 431 ; 0. grandis, 0. trice- 



naria, O. vespertilio, 440. 

 Orthoceras laterale, 40S; 0. Zudense, O. ven- 



tricosum, 434. 

 Orthoclase, or common felspar, 463. 

 Osborne, or St. Helen's series, Isle of "Wight, 



192, 210. 

 Osnabruck, in "Westphalia, tertiary strata of, 178. 

 Ostreoi acuminata, 314; O. carinata, 0. co- 

 lumba, O. 'vesicularis, 247; O. distorta, 294; 

 O. exjyansa, O. deltoidea, 301 ; O gregaria, 

 303; O. Marshii, 316. 

 Oiodus obllquus, tooth of, 215. 

 Overlying, term applied to volcanic rocks, 8. 

 Owen, Dr. Dale, on oldest fossiliferous rocks of 

 "Wisconsin, 453. 



. . ., Prof, cited, 161, 173, 262, 810, 312, 313, 338. 



..., on amphitherium, 810. 



. . ., on birds in New Zealand, 165. 



. . ., on bone-caves in England, 100. 



. . ., on footprints, 347. 



. . ., on fossils in Australia, 162. 



. . ., on fossil monkey, 218. 



. . ., on fossil quadrupeds, 163. 



..., on ichthyosaurus, 323. 



. . ., on reptile in coal, 897. 



. . ., on serpent of Bracklesham, 214 



. . ., on snake of Sheppey. -17. 



. . ., on thecodont saurians, 303. 



. . ., on zeugiodon, 233. 

 Oi-ford clav, 304 

 Oyster beds, 220. 



Pacific, coral-reefs of, 240. 

 Palozcldnus gigas, 465. 

 Palozvni&cus, Permian, outline of, 353. 

 Palaroniscus comptus, scale of, P. elegant, 



scale of, P. glaphyrus, scale of, 354. 

 Paleontology, term explained, 103. 

 Pal<xophis typhosus, vertebra? of, 214. 

 Palaosaurus platyodon, tooth of, 355. 

 Palaotlierium magnum, outline of, 210 

 Palagonia, dikes at, 529. 

 Palagonite tuff, 470. 

 Palermo, caves near, 74 

 Palma, Isle of, map of, 495. 



, structure of, 494-508. 



Ptihulina (Auvergne). 201 ; P. tenia, 29, 193. 

 .... marginata, P. minuta, 132. 



(Mayence), 190 ; P. orbicularis, 209. 



Pampas, extinct quadrupeds of, 163. 



Paradoxides Bohemicus, Cambrian, 450. 



Parasmilia centralis, chalk, 403. 



Parallel roads, 86. 



Pareto, M., on Carrara marble, 612. 



Paris basin, 9i. 



Parka decipiens of Forfarshire, 417. 



Parkinson, Mr., on crag, 110. 



Parrot, Dr. F., on salt-lakes of Asia, 344. 



Pate/ 1 a rugosa, great oolite, 308. 



Pear-EncriniU, Bradford-clay, 306. 



Pearlstone, volcanic rock, 474 



Pebbles in chalk. 241. 



Pecoptlris lonchitiva, coal, 361. 



Pecten Beaveri, 246; P. islandicus, 180; P. 



jacobmus, 158. 



