INDEX TO THE PROCEEDINGS. 



by sudden convulsions, xlix ; illus- 

 trated by a review of the Silurian 

 formations, 1 ; contemporaneity of 

 strata, li ; lapse of time unrepre- 

 sented by strata in Britain, Hi. 



Randall, J., Esq., and G. E. Roberts, 

 Esq., on the Upper Silurian passage- 

 beds at Linley. Salop, 229. 



Recent changes in the delta of the 

 Ganges, 321. 



Report, Annual, i ; of the Council, i ; 

 Library and Museum Committee, ii. 



Reptiles, dermal coverings of certain 

 Carboniferous, 469. 



Reptilian Footprints in the Ross-shire 

 sandstones, 506. 



Eefepora? Icpida, 6. 



Retrocession of the junctions of tribu- 

 tary streams with main rivers, 342. 



Rhenish Provinces, Devonian rocks of 

 the, 489. 



Rhodarsea irregularis, 426. 



Ithynchonella Acadiensis, 172. 



Dawsoniana, 172. 



— pugnus ?, 173. 

 , sp., 173. 



Ripple-drift in mica-schist, 405 ; in 

 unaltered sandstone, 402. 



River, diagram-section across the bed 

 of a, 325 ; Jennai, opening of the, 

 333. 



Rivers, elevation of the banks of, 324 ; 

 Jessore group of, 334; junction of 

 tributary streams with, 342 ; Kish- 

 naghur group of, 338 ; Natore group 

 of, 336. 



Roberts, G. E., Esq., on some Crusta- 

 cean Tracks from the Old Red Sand- 

 stone, near Ludlow, 233 ; and J. 

 Randall, Esq., on the Upper Silurian 

 passage-beds at Linley, Salop, 229. 



Rolling Bank quarry, 313 ; section of 

 the, 314. 



Ross-shire sandstones containing Rep- 

 tilian footprints, the Rev. George 

 Gordon and the Rev. J. M. Joass 

 on the relations of the, 506. 



St. Acheul, section of the gravel-pit at, 

 501 ; Croix, list of fossil Corals 

 from, 412 ; Thomas, list of fossil 

 Corals from, 412. 



Sailer, J. W., Esq.. note on the Skid- 

 daw Slate fossils, 135; on a new 

 Crustacean from the Glasgow coal- 

 field, 519 ; on Peltocaris, a new 

 genus of Silurian Crustacea, 87 ; on 

 some fossil Crustacea from the coal- 

 measures and Devonian rocks of 

 British North America, 75 ; on some 

 species of Eurypterus and allied 

 forms, 81 ; on some tracks of Lower 



Silurian Crustacea, 92 ; on the dis- 

 covery of Paradoxides in Britain. 

 274 ; on the Upper Old Red Sand- 

 stone and L T pper Devonian rocks, 

 474. 



San Domingo, fossil Corals from, 426, 

 449. 



Saurians in the Roth-liegende, 302. 



Saurickthys? Indicus, 17. 



Sawkins, J. G., Esq., on the association 

 of granite with the Tertiary strata, 

 near Kingston, Jamaica, 35. 



Scapheus ancylochelis, Mr. H. Wood- 

 ward on, 318. 



Scarborough, Mr. J. Leckenby on fossil 

 Plants from. 519 ; on the Oolites of, 

 519. 



Scotland, glacial action on the west side 

 of, 258. 



" Screes," 114. 



Section across Black Comb, 131 ; Here- 

 ford, 178 ; Ludlow, 178 ; Skipton, 

 178 ; the bed of a river, 325 ; Perm- 

 ian rocks of north-eastern Bohe- 

 mia, 301 ; at Bouldon quarry, 233 ; 

 Leny old lime-quarry, 187 ; Linley 

 Brook, 232 ; Sunny Hill, 308 ; the 

 Halfway House, 307 ; Summit-cut- 

 ting on the Lancaster and Carlisle 

 Railway, 130; from Glen Shee to 

 Braemar Mountains, 201 ; Lindale 

 Cote Mines to Urswick Tarn, 26 ; 

 Loch Earn to Loch Tay, 195 ; Mat- 

 terdale to Uldale, 120 ; Newlands to 

 Sunderland, 116; the Labyrinth- 

 Berg, near Hof, to Selb, 360 ; to the 

 Watch-tower, 360; Ullswater to 

 Wastdale Crag, 127 ; Vadadry, east- 

 wards, 33 ; in Devonshire and South 

 Ireland, 479 ; Pass of Leny, 185 ; 

 Pembrokeshire and Ncrth Ireland, 

 479 ; the Aymestry Limestone at 

 Mocktree, 369; hyama-denat Woo- 

 key Hole, 262, 263, 264, 265 ; near 

 Hortou Jlectory, 310; Stow, 313; 

 of Ben Ledi, 188; "Ripple-drift" 

 in mica-schist, from Muchuls, 405 ; 

 in unaltered sandstone, 402; Tar- 

 batness, 508 ; the Artesian well at 

 Barracas, 70 ; gravel-pit at Moulin 

 Quignon, 501 ; St. Acheul, 501 ; In- 

 ferior Oolite from Cheltenham to 

 Bath, 309; Middle Lias at Black 

 Yen, 281; Golden Cap, 283; at 

 Westhay Cliff, 282 ; " Rolling Bank" 

 quarry,314 ; south side of Glen Nevis, 

 205 ; Tertiary and Cretaceous rocks 

 of Jamaica ,515; upper part of Glen 

 Nevis, 206 ; Valley of the Somme at 

 the present time, 504; at the time 

 of the formation of the High-level 



