INUtX. 



:{7i 



slates and sliales of New-Ycrk, 

 their composition, .'i.w - r>. 



Soils derived from decomposition of 

 roclis, 3.'J. 



— distribution of, 'ioi). 



— of t!io Onondai^ii-sult i^roup, 



102. 



— of Chath;im, -J i;i. 



— of Hoosic, iil I. 



— of Hoosic-falls, a45. 



— of East-Salem, 215. 



— of Schodack, 248. 



— of Amsterdam, 251. 



— of Littlefalls, 257. 



— of Rome, 25S. 



— of the Hudson valley, 260. 



— of the Wheat district, 272. 



— of the red shale, 272. 



— of Tribes-hill, 2-j7. 



— of PeekskiU, 240. 



— of Petersburgh, 243. 



— ^ of the green slate, 273. 



— of Vermicular limestone, 274. 



— of water limestone, 274 - 5. 



— of the Southern district, 308. 



— of Mount Toppin, 308. 



— of Lafayette square, 308. 



— of Ithaca, 309. 



— of Gainesville, 309. 



— of Stewart's farm, 309. 



— of Greenville, 309. 



— of Kultonham, 312. 



— of Scholuirie flats, 312. 



— tested for phosphates, 344. 

 .Sources of tlie phosphates, 343. 



Siiuthern district, .') - 9, 307. 

 Sparry limestone, 72. 



— ininend contents, 74. 



— range and c.vteiit, 74. 

 ."Springs of the Chaniplaiii division, 



i;;o. 



— of Onondaga-salt t^rouj), 10;.'. 



— of the Portage grouji, 191. 

 Stockbridge limestone, 78. 



— mineral contents, SO. 



— range and extent, 80. 

 Summary of the Upper New-York 



rocks, 199. 



— of the Helderberg division, 179. 



— of leading facts with respect to 

 soils, 358. 



Systems how divided, 37. 



Tables of mean temperature, 14-17. 



— meteorological, of the Atlantic 



district, 321. 



— — Hudson district, 208. 



— — Southern district, 31.5. 



— — Wheat district, 303. 

 Tables showing the composition of 



limestones, shales, marls, 354. 

 Taconic district, 242. 



— soils of, 243. 



Taconic rocks at Belfast, Me. 97. 



— in Camden, 98. 



— on Fo.x islands, 100. 

 Taconic slate, 64. 

 Taconic system, 45. 



— general views of, 45. 



— preliminary remarks on, 45. 



— opinions of geologists, 46. 



Taconic system, position and rela- 

 tions of, .51. 



— sections ot', 56. 



— individual members, 61. 



— lilliological characters, 61. 



— in Kliode-Island, 90. 



— in Maine, 94. 



— in Michigan, 101. 



— Dr. Houghton's views of, 101. 



— derangements of, 102. 

 Temperature of soils, 231. 

 Tertiary clay, 202. 



— fossils of, 202. 



— disturbances of, 203. 

 Thickness of the Helderberg divi- 

 sion, 185. 



— of the Ontario division, 1.52. 



— of the Medina sandstone, 143. 



— of the Marcellus slate, 183. 



— of the Hamilton shales, 185. 



— of the Catskill division, 197. 

 Thinbedded limestone, 159. 

 Topographical sketch of the Statej 



3. 

 Transportation of boulders, 210. 

 Trenton limestone, 123. 

 Tribes-hill, soil of, 257. 

 TuUy limestone, 186 



— analysis of, 347. 

 Utica slate, 123. 



Waters of the Wheat district, 298. 



— of the Southern district, 314. 

 Western or Wheat district, 8, 270. 

 Waterfalls of Ontario division, 149. 

 Winters of Livingston county, 292. 



