INDEX TO THE PROCEEDINGS. 



Strathbrora, occurrence of ^old in, 221. 

 Strath Ullie, occurrence of Grold in, 



322. 

 Stratification, indications of, in Lower 

 Boulder-clay between Bardsea and 

 Baycliff, 420. 

 Streptospondylus, 397. 

 Structure, spheroidal, of the Grranite 

 of the eastern side of Dartmoor, 

 some of the results of the, 273. 

 Sudder, Wady, 21. 

 Suez, the Desert near, 18; raised 



beach near, 18. 

 Suffolk, Flint Implements in the 



Drift of, 272, 449. 

 Suichang district, coal of the, 128. 

 Suichang-hien, section through, 121. 

 Suichang HiUs, section of the, 121. 

 SuisgiU, granitiform rock in decom- 

 posed gneiss in, 319 ; occurrence 

 of gold in, 322. 

 Suoug, Wady, 30, 31. 

 Sutherland, Dr., on the auriferous 

 rocks of South-eastern Africa, 169. 

 Sutherland, gold-field of, 314. 

 Swamp-basins, origin of, in Drift, 



417. 

 Syadree Range, basalt dykes of the, 



164. 

 Syeh Sidreh, 32. 



Syenite, of the vale of St. John, 435. 

 Syenitic porphyry between Ennerdale 



and Buttermere, 437. 

 Table of British Postglacial Mamma- 

 lia, 195. 

 Taff, river, map of part of the, 67; 



section of the valley of the, 67. 

 Taibe, Wady, 24, 37. 

 Tailiulake, section through, 125. 

 Talcose schists of Venezuelan Guyana, 



345. 

 Taragi, Wady, 21. 

 Tarrangower, Mount, the "Nuggetty 



Reef" in the add-field of, 326. 

 Tate, Mr. R., on the Geology of Guy- 

 ana, in Yenezuela, 343. 

 Tawney, Mr. E., on the occurrence of 

 Terehratula diphya in the Alps of 

 the Canton de Vaud, 305. 

 Tebessa, section tlirough, 245. 

 Teignmouth, age of the Breccia of, 



156 ; section through, 155. 

 Tenoukla, section through, 245. 

 Terehratula dipTiya, on the occiwrence 

 of, in the Alps of the Canton de 

 Vaud, 305. 



, Mr. Davidson on, 306. 



diphyoldes, figured, 308. 



Thames valley, age of the Lower Brick- 

 earths of the, 212 ; gravels of the, 83. 



Thetford, Elephas primigenius and 



Bos Urus at, 452. 

 Thirlstone, 277. 



Thorn worthy, rocking- stones at, 279. 

 Tien Chi Pagoda, 122. 

 Tierra de Flor, 337, 340, 342. ' 

 Tih, Djebel el, 25, 26. 

 Tipperary, Graptohtes occurring in, 



161. 

 Tools, old mining, in the Wady Mag- 



hara, 33. 

 Tors of the eastern side of Dartmoor, 



274. 

 Trap dyke in mica-schist above Crask 



Bridge, 320. 

 Traps, Ashangi, 404. 



, Magdala, 404. 



Trenton Umestone, 264. 

 Trias, evidence of a ridge of Lower 

 Carboniferous rocks crossing the 

 plain of Cheshire beneath the, 171, 

 178. 

 Triplosporites, 253. 

 Trowse, section across the Yare valley 



at, 446. 

 Tungting series, 120. 

 Tungting-shan, Si, Part section of, 



125. 

 Turonian chalk in Sinai, 45. 

 Turquoise-miners of Wady Maghara 



and Sidreh, 32. 

 Tylor, Mr. A., on Quaternary gravels, 

 57 ; on the formation of Deltas ; 

 and on the evidence and cause of 

 great changes in the Sea-level during 

 the Glacial period, 7. 

 Ullrich, Dr. G. H. F., on the "JS^ug- 

 getty Reef," Mount Tarrangower 

 Gold-field, 326. 

 Ulverstone, contorted sand and gravel 

 near, 421 ; section near, 423 ; Gla- 

 ciated rock-surfaces near, 420. 

 Uncle Tom's Cabin, coast-section of 



Drift near, 413. 

 Upata, section through, 347. 

 Valley-plains in Drift, origin of, 418. 

 Valongian Stage, 246. 

 Vaud, Canton de, occurrence of Tere- 

 hratula dipJiya in the Alps of the, 

 305. 

 Venezuela, geology of Guyana in, 343, 

 350. 



, geology of, 336. 



Volcanic phenomena of Hawaii, 432. 

 Volcanic rocks, Aden series of, in 



Abyssinia, 405. 

 Volterra, Lignite mines of Podernuovo 



near, 260. 

 Wady Amara,20,21; Atal, 24,25; Baba, 

 25, 26, 28 ; Chaly, 26 ; Chamile, 31, 



