INDEX TO THE PROCEEDINGS. 



Valley -gravels, 504 ; of the Lower- 

 level Valley-gravels, 504 ; at the time 

 of the emergence of the High-level 

 Valley-gravels, 504; on Gareloch, 

 182 ; Loch Lomond, 183 ; through 

 the Brick-pit at Lexden, 395 ; com- 

 parative, of the Artesian wells of 

 Barracas and Buenos Ayres, 69. 

 Secular elevation of deltas. 326 ; dia- 

 gram illustrating the, 327. 

 Seeley, H., Esq., a monograph of the 

 Ammonites of the Cambridge Green- 

 sand, 519. 

 Selb, section from near Hof to, 360. 

 Senft, Prof. F., award of the Wollaston 



Donation-fund to, xxviii. 

 Serpula advena, 496. 

 Shells common to the Carboniferous 

 and Permian periods, 163; from 

 Jamaica, Mr. J. C. Moore on Ter- 

 tiary, 510; the 40-feet beach of Ar- 

 gyleshire, 254 ; Pilton group, 495. 

 Shropshire, Upper Old Bed Sandstone 



of, 485. 

 Siberia, Mr. C. E. Austin on a part of, 



71. 

 Siderastrrea crenulata, var. Antillarum, 

 435. 



grandis, 441. 



Silt held in suspension in Ganges' 



water, 350. 

 Silting up of the Sylhet Jheels, 331. 

 Silurian Crustacea, Mr. J. W. Salter on 

 a new genus of, 87 ; tracks of Lower, 

 92. 

 Silurian, fossils of the lowest, 42 ; rocks 



of Bohemia, 364. 



Sketch-map and section of Tarbatness, 



508 ; of Bavaria and Bohemia, 356. 



Sketch of contortions in slate, Aberu- 



chil quarry, 194 ; the Upper Ludlow 



rocks and the passage-beds at Linley 



Brook, 231. 



Skiddaw Slate district, map of the, 



115. 

 Skiddaw Slate series, fossils of the, 135 ; 



Prof. R. Harkness on the, 113. 

 Skiddaw Slates of Bassenthwaite, 114, 

 119; Binsey Crag, 1 14 ; Black Comb, 

 131 ; Caldbeck-fells and Carrock- 

 fells, 124; Cumberland, 119; Der- 

 wentwater, 114, 119; Lake-district, 

 eastern margin of the, 126. 

 Skipton, gravels of, 179 ; section across, 



178. 

 Solenastrcea Turonensis, 422. 

 Solenopsis imbricata, 8. 

 Somersetshire,Upper Devonian of, 485. 

 Somme, sections of the Valley of the, 



504. 

 Sorby, H. C, Esq., on the original na- 



ture and subsequent alteration of 

 mica-schist, 401. 

 Southern Grampians, Prof. J. Nicol on 

 the geological structure of the, 180. 

 Special General Meeting, Resolutions 



at the, 157. 

 Sphcsroma, 79. 

 Sphenopteris recurva, 464. 

 Spirifera acuticostata, 171. 



glabra, 170. 



Spiriferina cristata, 170. 



Squilla, 79. 



Stephanoccenia dendroidea, 432. 



tenuis, 423. 



Stigmaria pusilla, 460. 

 Stonebarrow Hill, Lias of, 281. 

 Stow, section near, 313. 

 Strath Earn, 189. 

 Streptorhynchus crenistria, 173. 

 Strophomena analoga, 173. 

 Stylophora affinis, 436. 



, var. minor, 436. 



Summary of Primordial fossils, 44. 

 Sunderland, section from Newlands to, 



116. 

 Sunny Hill, section at, 308. 

 Swallow-holes, near Ulverston, 21. 

 Swatch of " No Ground," 351. 

 Sylhet Jheels, silting-up of the, 331. 

 Synopsis of the Cambrian formation, 



44 ; Huronian formation, 52. 

 Synoptical Table of the Mesozoic and 

 the Palaeozoic formations of central 

 and north-eastern India, 150. 

 Table of organic remains from Woo- 

 key Hole, 266, 267 ; distribution of 

 Estheria minuta in the European 

 Trias, 146 ; fossil Estherias andLeaire, 

 141 ; fossils of the Primordial Zone, 

 44 ; Mesozoic and Palaeozoic forma- 

 tions of central and north-eastern 

 India, 150; oscillations of rivers, 

 324. 

 Tarbatness, sketch-map and section of, 

 508; track-bearing sandstones of, 

 506. 

 Tarns near Ulverston, 20. 

 Teesta, changes in the course of the, 



341. 

 Terebratula sacculus, 169. 

 Tertiary and Cretaceous rocks of Ja- 

 maica, section of the, 515. 

 Tertiary Shells from Jamaica, Mr. J. C. 



Moore on, 510. 

 Tertiary strata near Kingston, Jamaica, 

 Mr. J. G. Sawkins on the association 

 of Granite with the, 35. 

 Tetragrapsus, 137. 



Thecidium Adamsi, from the Miocene 

 beds of Malta, Mr, J. D. Macdonald 

 on, 517. 



