INDEX. 



453 



Koch, Dr., on Zeuglodon, 204. 



" " " prehistoric man, 356. 

 Koninck on Pentacrinus, 321. 

 Kuttenberger mine, 440. 



Laboratory of Nature, 282. 

 Labyrinthodonts, 168, 171,172, 173, 317. 

 " a synthetic type, 318. 



Lacustrine origin of prairie soils, 268. 



" sediments without germs, 270. 



La Denise Mountain, 356. 

 Lcelaps aquilunguis, 191, 192. 

 Lagoon, Continental, 94, 105. 

 Lake Superior, geology of, 78, 82, 84, 339. 

 " " outlines of, 84. 



" " in Mesozoic times, 196. 



' " glacier action near, 215. 



" " why not salt, 295. 



" basins excavated, 220. 

 " " where located, 225. 

 " habitations, piles in, 257. 

 Lakes, the great, geology of, 124. 



" from freshening of seas, 204, 232. 

 " related to ancient shores, 224. 

 " of Cen tral New York, 225. 

 " influence of, on climate, 225. 

 " small, how formed, 236, 237. 

 " filled up, 237. 

 " former high water of, 241. 

 Lamellibranchs, 316. 

 Lancashire, fens of, 253. 

 Land, first emergence of, 72. 

 Landscape, ideal, of Devonian Age, 130. 

 " " " Carboniferous times, 



150, 158. 

 Landscape, ideal, of Reptilian Age, 177, 



181. 

 Lapham, J. A., on climate, 226. 

 Laplace, nebular hypothesis of, 41. 



" on mean day, 403, 418. 

 Lapps, 363. 



Laramie limestone, 136. 

 Lartet on human remains, 355, 357, 366. 

 Lasalle, Dlinois, mines at, 439. 

 Last term of organic existence, 373. 



" man, 413. 

 Lauren tian system, 63, 338. 



" estuary, 235. 



Laws of Nature, 395, 420. 

 Leaves of plants, arrangement of, 323. 

 Lectonia of the New World, 200. 



" ancient, 369. 

 Leidy, Dr., on reptiles, 17S, 190. 



" " " mammals, 210. 

 Lemont, Illinois, old river bed at, 269. 

 Lepidodendron, 157. 



" a synthetic type, 318. 



Lepidosteus, 166, 320. 



" Huronensis, 120. 



" oculatus, 120. 



Lescarbault and intramercurial planet 



44, 330. 

 Lesquereux, L., on fossil vegetation, 254. 

 Level of lakes formerly higher, 241. 

 Leveling of the mountains, 397. 

 Liege, human remains at, 355. 

 Life, a ray of, 65. 

 •" power of, to resist extremes, 66 



Life, even in Laurentian, 68. 



front of the procession of, 73, 315. 

 various conditions of, 98. 

 programme of, 102, 315. 



Lifetime of a universe— what is it ? 430. 



Light, movements of, 421. 



Lightnings in the primeval storm, 54. 



Ligurian tribes, 363. 



Lilies, Stone, 105. 



Limestones of chemical origin, 58. 

 " recurrences of, 133. 



Limestone masses of N. America, 134, 224 

 " " trends of, 135. 



Lindley on vitality of seeds, 260. 



Lindsay on vitality of bulbs, 261. 



Lingula, modern, 79. 



Lingula prima and antiqua, 79, 316. 



Lithodomus, a stone-borer, 19. 



Lithological recurrences, 132. 



Lockport, geology of, 125. 



Logan, Sir W. E., on ancient limestones, 

 58. 



Logan, Sir W. E., on Laurentian and Hu- 

 ronian, 63. 



Logan, Sir W. E., on Carboniferous rep- 

 tiles, 169. 



London Bridge, piles of, 256. 



London, Ontario, oil wells at, 278. 



Lookout Mountain, 342. 



Louisburg, change of level at, 22. 



Lover's Leap, Mackinac Island, 248. 



Lower Helderberg Group, 125. 



Luminosity the first manifestation, 38. 



Luxuriance of coal vegetation, 153, 156. 



Lyell, Sir Charles, 158. 

 " " on Carboniferous rep- 



tiles, 169. 



Lyell, Sir Charles, on footprints, 182. 

 " " " cretaceous pebbles, 



223. 



Lyell, Sir Charles, on buried timber, 259. 

 " " " secular catastro- 



phes, 390. 



Lyell, Sir Charles, on Eozoon, 435. 



Machinery of the heavens running down, 



417. 

 Mackinac Island, 126, 165, 247, 248. 

 Macroural crustaceans, 326. 

 Madison, Indiana, geology of, 340. 

 Miidler on firmamental movements, 392, 



426. 

 Madrepores, 327. 

 Mammals, advent of, 188. 

 " reign of, 199. 



" cemeteries of, 204, 205. 



Mammalian idea dominant, 31S. 

 Mammoth, 239. 



" preserved in ice, 263. 



" with primeval man, 354, 357. 



" restored, 359. 



" delineated by primeval art- 



ists, 366. 

 Mammoth vein of coal, 156. 

 Man, advent of, 239. 

 " primeval, 350. 



" and mastodon contemporary, 240. 

 " rises above the wreck of matter, 431. 



