INDEX TO THE PROCEEDINGS. 



Gold districts of Wanlockhead and the 

 Lead Hills, 396. 



— — in Australia, Rev. W. B. Clarke on 

 the discovery of, 131. 



, Sir R. I. Murchison on the 



discovery of, 134. 



, the conditions under which it is 



found, 135. 



Granitic boulders of the South High- 

 lands of Scotland, Mr. Hopkins on 

 the, 20 ; noticed, xxx ; in the drift, 

 noticed, xxxiv ; of the South High- 

 lands, modes of transport of the, 26. 



Graptolites Conybeari, 391. 



Flemingii, 390. 



from South Scotland, Mr. Salter 



on some, 388. 



laxus, 391. 



Sagittarius, 390. 



Great Carn, Devonian fossils at, 13. 



Great Peraver, Devonian fossils at, 13. 



Green slate of the Highlands, Mr. D. 

 Sharpe on the, 131. 



Griffith, Mr., on boulders in drift, 30 ; 

 noticed, xxxiii. 



Gulf Stream to the Arctic Sea, hypo- 

 thetical continuance of the, 90 ; no- 

 ticed, Ixiii. 



Hagley Park, upper Ludlovi^ rock at, 381. 



Harkness, Mr., on the Silurian rocks of 

 the South of Scotland, and on the 

 gold districts of Wanlockhead and 

 the Lead Hills, 393. 



Harter Fell, Coniston grits of, 41. 



Heat, influence of the earth's internal, 

 56 ; noticed, Iviii. 



radiating from external bodies, 



influence of, 60 ; noticed, Iviii. 



Heers, beds at, intermediate between 

 the eocene and cretaceous, 366. 



, marls and glauconite of, 366. 



Helix Alexandria 198. 



bilamella'ta, 199. 



incarnata, 190. 



ruderata, 190. 



— ^— spurca, 199. 



Henis, sands of, 309. 



Highlands, granitic drift of the South, 

 20 ; noticed, xxx ; Mr. D. Sharpe on 

 the South, 126. 



Himalayas, elevation and dislocations 

 in the, noticed, Ixviii ; geology of, 

 noticed, Ixv. 



Holmfirth flood, Mr. Prestwich on the, 

 225. 



Honium Bruxelliense, 346. 



Hopkins, Mr. (President), Address on 

 presenting the Wollaston Medal to 

 Dr. Fitton, xix ; Address on present- 

 ing the Donation Fund Award to 

 Mr. Morris, xxi; Anniversary Address, 

 xxi. Notices of deceased Fellows '. Dr. 



Kidd, xxi ; The Rev. W. Kirby, xxii ; 

 Mr. R. C. Taylor, xxiii ; Mr. R. Phil- 

 lips, xxiv; Mr. Vandercomb, xxiv. 

 The period of the drift, xxiv ; glacial 

 theories of transport, xxv ; researches 

 of Agassiz, Charpentier, and Prof. 

 Forbes, xxvi; force of currents, 

 xxvii; three agencies of transport, 

 glaciers, floating ice, and cur- 

 rents, xxvii; striated rock surfaces, 

 xxix ; Scandinavian striae, xxix ; M. 

 Bohtlink on striae in Lapland, xxix ; 

 M. Durocher on erratic blocks in 

 Scandinavia, xxix; distribution of 

 erratic blocks in the S. Highlands of 

 Scotland, xxx ; the agency of waves 

 of elevation in distributing these 

 blocks, xxxi ; the drift and striae of 

 North America, xxxi ; Dr. Bigsby on 

 the striae in Canada, xxxi ; relative 

 directions of striae in valleys and on 

 ridges, xxxii ; M. Sefstrom on Scan- 

 dinavian striae, xxxiii ; materials of 

 the northern drift of Europe, xxxiii ; 

 boundary of the drift area, xxxiii ; 

 granite boulders of the drift, xxxiv ; 

 the drift in Russia, xxxiv ; absence 

 of glaciers on the Ural Mountains, 

 XXXV ; existence of the mammoth in 

 Northern Asia during the glacial pe- 

 riod, XXXV, Ixv ; method of ihe stria- 

 ting process, and simultaneous depo- 

 sition of detrital matter, xxxvi ; the 

 drift of North America, xxxviii ; Dr. 

 Bigsby on the erratics of Canada, 

 xxxix ; Prof. Ramsay on the super- 

 ficial accumulations of North Wales, 

 xlii ; Mr. Austen on the superficial 

 accumulations of the coasts of the 

 English Channel, xliv ; Mr. Prestwich 

 on the drift of Sangatte cliffs near 

 Calais, xlvi ; Sir R. I. Murchison on 

 the flint drift of the S.E. of England, 

 xlvii ; Mr. Martin on the drift of the 

 S.E. of England, lii ; The Rev. Mr. 

 Clarke on the auriferous drift of 

 Australia, liv; Sir R. I. Murchison 

 on the auriferous drift of the Ural 

 and Australia, liv; Mr. Hopkins on 

 the causes of change in the earth's 

 superficial temperature, Ivii; Sir John 

 Richardson on remains of mammaUa 

 in high latitudes, Ixv ; Capt. Strachey 

 on the geology of the Himalayas, Ixv ; 

 elevation, dislocation, and lateral 

 pressure of rock-masses, Ixviii ; con- 

 tributions to the geology of the pa- 

 laeozoic rocks, Ixx ; Capt. L. Brick- 

 enden on fossil foot-tracks in the Old 

 Red, Ixx ; Dr. Mantell on the Teler- 

 peton Elginense, Ixx ; Mr, Logan and 

 Prof. Owen on fossil foot-tracks in 



