Coal in Alabama, bituminous, xxvi, 190. ---- on Arkansas river, iii, 41. ---- in Connecticut, i, 239; iii, 248; v, 44^f; xxxiii, 163. ---- in Cuba, _J. H. Blake_, xlii, 388. ---- in England, remarks on the strata, xxxiii, 79. ---- ----, _Prestwich's_ observations on the alternation of marine and freshwater beds, xxxiii, 80. ---- ----, _Murchison_ on dislocations in beds, xxxiii, 84. ---- ----, _Prof. Phillips_ on the carboniferous limestone of Yorkshire, xxxiii, 84. ---- ----, marine shells in deposits, xxv, 199. ---- ----, mines of Dudley, visit to, xxxvii, 390. ---- in Illinois, _C. U. Shepard_, xxxiv, 142.^f ---- ----, _D. D. Owen_, xlv, 151. ---- ----, Kentucky, _S. P. Hildreth_, xxix, 140. ---- in Maine, formation of, _C. T. Jackson_, xxxvi, 149. ---- in Maryland, _J. T. Ducatel_ and _J. H. Alexander_, xxvii, 29. ---- ----, chemical analysis of, ibid, xxvii, 31. ---- in Massachusetts, _E. Hitchcock_, xxii, 41; xxxvi, 377. ---- ----, anthracite, in Wrentham, xxiii, 405. ---- ----, ----, of Mansfield, _C. T. Jackson_, xxxiv, 395. ---- ----, ----, in mica schist, probable age of, _C. Lyell_, xlvii, 214. ---- at Mt. Lebanon, Syria, beds of, xxviii, 32. ---- in Negropont, Grecian Archipelago, xxxi, 176. ---- in New York, in the Catskills, vi, 95. ---- ----, Washington Co., _A. Eaton_, xvi, 299. ---- ----, connection of, with coal beds of Pennsylvania, xix, 21. ---- in Nova Scotia, bituminous, xv, 149. ---- ----, the coal formation, _C. Lyell_, xlv, 356. ---- ----, upright trees in strata, _C. Lyell_, xlv, 353. ---- in Ohio, i, 227, 239. ---- ----, observations on, _S. P. Hildreth_, xiii, 38. ---- ----, deposits of the Ohio valley, xxix, 1, 123. ---- ----, of the falls of the Cuyahoga, xxxi, 47.^f ---- ----, of Newcastle, xxxi, 63. ---- ----, of Coshocton, xxxi, 69. ---- ----, bituminous, near Waterford and Zanesville, xxv, 220, 229. ---- ----, extent of beds in, xxxiv, 348, 357. ---- ----, Zanesville, vegetable impressions in, _E. Granger_, iii, 5.^f ---- ----, cannel, xviii, 376. ---- ----, ----, in Licking Co., xxxi, 79. ---- ----, ----, in Guernsey Co., xxix, 39. ---- of Panama isthmus, xliii, 207. ---- in Pennsylvania, beds of, remarks on, _S. W. Pomeroy_, xxi, 342. ---- ----, ----, the equivalent of those of Europe, _A. Eaton_, xxiii, 399. ---- ----, ----, in southern, with analyses, _M. C. Lea_, xl, 370. ---- ----, model of the southern field of, _R. C. Taylor_, xli, 80.^f ---- ----, on the general character, limits and relations of the beds, _J. Hall_, xlii, 52. ---- ----, on the anthracite, xi, 91. ---- ----, ----, _J. Pierce_, xii, 55. ---- ----, ----, of the Belmont mines, Penn., xii, 301. ---- ----, ----, mine of Carbondale, xviii, 319. ---- ----, ---- ----, of Mauch Chunk, _B. Silliman_, xix, 12.^f ---- ----, beds of, ibid, notice of, xx, 163. ---- in Pennsylvania; mines of Wyoming valley, _Z. Cist_, iv, 1.^f