

896 



INDEX. 



New York, Archaean in, 150. 



Calciferous in, 182, 183, 184, 

 193. 



Carboniferous in, 291, 311. 



Cauda-galli grit in, 256. 



Chazy in, 182, 184. 



Chemung in, 276. 



Clinton in, 220. 



Hamilton in, 267. 



Hudson River in, 195. 



iron ores, 154. 



Lower Ilelderberg in, 237. 



Map of Eastern, 215* 



Medina in, 220. 9 



Niagara in, 221 



Oneida in, 220. 



Oriskany in, 241. 



Portage in, 276. 



Potsdam in, 167, 181. 



Poughkeepsie slates, 195 



Quaternary in, 528, 531, 537, 

 548. 



Quebec in, 184. 



Selina in, 233. 



Schoharie in, 256 



strata of, a standard, 162. 



Taconic in, 195. 



terraces in, 548. 



Trenton in, 194, 195. 



Triassic in, 405. 



Upper Helderberg in, 256. 



Utica in, 196. 

 New York harbor, former sites 



of, 422.* 

 New Zealand, Moa of, 580. 



chain of islands, 34. 

 Niagara, American species in, 

 occurring elsewhere, 248. 



and Clinton, species common 

 to, 229. 



epoch, 164, 218. 



period, 164, 218. 

 Niagara River, ancient channel 

 of, filled with drift, 556, 

 590. 



recession of Falls of, 219, 

 590. 



section along, 219.* 



whirlpool in, 638. 

 Nicholson, H.A., English Grap- 



tolites, 192. 

 Nile, sediment of, 656. 

 Niles, W. H., on tension in 



rocks, 804. 

 Nileus, 190. 



affinis, 250. 



armadillo. 250. 



macrops, 250. 



scrutatus, 250. 

 Niobrara group, 456. 

 Nipa, 514. 

 Niso, 508. 

 Nitrogen, 52, 365. 

 Noad, analysis of coal, 316. 

 Nodosaria, 474. 



vulgaris, 131.* 

 Nodules, phosphatic, 61. § 

 Noeggerathia, 271, 348, 349. 



aequalis, 349. 



distans, 349. 



minor, 280 * 

 Normandy Crag, 513. 

 North American coast, sand- 

 bars of, 682. 

 North America, Carboniferous 

 areas of, 291. 



completed, 525. 



elevations in, during the Ter- 

 tiary, 523, 524. 



North America, geological rec- 

 ord imperfect in, 600. 



in the Carboniferous, 355. 



in the Cretaceous, map of, 

 479.* 



in the Quaternary, 527. 



map of, in the Archaean, 

 149* 



map of, in the Cretaceous, 

 479.* 



map of, in the Tertiary, 521.* 



mean height of, 14. 



peat-beds of, 616. 



Quaternary Mammals of, 565, 

 571. 



recent change of level in, 583. 



separate regions of, 36. 



Silurian of, 162. 



surface-form of, 23.* 



the continent of Herbivores, 

 571. 



through the Mesozoic, 481. 



trends in, 36. 

 North Carolina, Archaean in, 



150. 

 . coast of, 683* 



Cretaceous in. 455. 



iron ores of, 154. 



Taconic in, 160. 



Tertiary in, 490, 495. 



Triassic in, 404, 405,406, 419. 

 Norway, Archaean in, 151, 157. 



fiords in, 534. 



glaciers in, 689. 



in the Cretaceous, 480. 



iron-mines of, 154. 



Primordial in, 179. 



Quaternary in, 532, 556. 



Silurian in, 207, 245. 

 Norwich Crag, 513, 514, 519. 

 Noryte, 74. § 

 Nothosaurus, 428, 429, 484.§ 



mirabilis, 428. 



Schimperi, 429. 

 Notidanus primigenius, 262,* 



502,* 509. 

 Notopocorystes, 475. 

 Notornis, 580. 



Nototherium Mitchelli, 571. 

 Nova Scotia, Archaean in, 150 



Carboniferous in, 145, 291, 

 309, 310, 319, 339, 355, 358, 

 392. 



Clinton in, 221. 



fiords in, 534. 



gold-bearing rocks of, 167. 



in the Champlain, 552. 



Lower Helderberg in, 238. 



Niagara in, 221. 



Oriskany in, 242. 



Primordial in, 166. 



Subcarboniferous in, 295, 304. 



Triassic in, 405, 418. 



uplifts in, 289. 



zeolites of, 418. 

 Nucleocrinus, 261, 288. 



Verneuili, 259,* 264. 

 Nucleolites crucifer, 409, 477. 

 Nucleospira, 171. 



pisum, 248. 

 Nucleus of continent, 160. 



of earth, 808, 810. 

 Nucula, 284, 385. 



Cobboldise, 519. 



limatula, 494. 



nasuta, 303. 



Shumardana, 303. 



truncata, 458. 

 Nuculana, 303. 



Nuculana bellistriata, 342. 

 Nullipores, 60,§ 135,§ 607, 621 

 Nummulites, 131,§ 437, 500. 

 512, 515. 



first of, 437. 



nummular] a, 131.* 



levigatus, 518. 



radiatus, 519. 



variolarius, 519. 

 Nummulitic beds, 512, 525. 



limestone, 51'^!. 

 Nyctilestes serotinus, 510. 

 Nyctitherium velox, 510. 



priscum, 510. 

 Nyssa, 498, 515. 



Oahu, chalk in, 477. 



map of, 31.* 

 Oak, 459, 497, 514, 515. 

 Oberquader group, 470. 

 Obolella, 173, § 190. 



chromatica, 177. 



cingulata, 177. 



desquamata, 177. 



nana, 177.* 



Phillipsii, 177. 



plumbea, 192. 



polita, 177. 



range of, in time, 386.* 



transversa, 176. 

 Obolus, 173.*§ 



Apollinis, 173,* 177, 208. 



composition of shell of, 61. 



filosus, 200,* 203. 



Labradoricus, 177. 



range of, in time, 3S6.* 

 Obsidian, 77,§ 733, 743, 744. 

 Occident, 13. 

 Oceans, arrangement of, 11. 



depth of, 12. 



relation between the size of, 

 and the heights of the 

 borders, 25- 

 Oceanic basins, 11, 12, 816. 



currents, 38, 668, 670, 672, 

 675, 678. 



forces, 675. 



formations, 677, 684. 



impurities, 593. 



islands, 14. 



life not easily exterminated, 

 614. 



movements, system of, 38.* 



temperatures, 41. § 



water, specific gravity of, 

 668. 

 Ocoee group, 163, 379. 

 Oculina arbuscula, analysis of, 

 60. 



Mississippiensis, 509. 



Vicksburgensis, 509. 

 Odontaspis, 475. 

 Odontidium, 634.* 



pinnulatum, 496.* 

 Odoutocephalus selenurus, 261. 

 Odontopteris, 331, 348. 



crenulata, 331. 



Schlotheimii, 326,* 330. 

 Odontoptervx, 516. 

 Odontornithes, 466, 468. 

 OEningen, fishes at, 520. 

 Ogygia, 174.§ 



Buchii, 208. 



Selwynii, 192. 

 Ohio, Carboniferous in, 291, 

 314, 321. 



Cincinnati in, 197. 



Clinton in, 220. 



Hamilton in, 267. 





