Vol. 50.] 



GENERAL INDEX. 



751 



quartz-reefs in Silurian of Bathurst, 



113. 

 Quartzites, origin of some, 377 & 



pi. xix. ; classification of, 380 ; 



auriferous, from Nondweni, 388, 



389. 

 Quartzitic induration of surface-rocks, 



Proc. 7. 

 Quaternary in Matto Grosso, 98. 



Radiolarian phthanites in Cottian 



Alps, 268, 269. 

 Rainfall in Equatorial East Africa, 



529; in Pleistocene Egvpt, 542, 



543. 

 ' Rain-spot ' breccia, near Llyn 



Padarn, 591. 

 Raisin, Miss 0. A., & T. G. Bonney, 



on Relations of Older Fragmental 



Rocks in N.W. Caernarvonshire, 



578. 

 Ramulina globulifera, 717. 

 Bana temporaria, 189 & pi. x. 

 Bangifer { = Cervus) tarandus, 199 & 



pi. xi. 

 Rauchwacke in Lepontine Alps, 288 



et seqq. 

 Ravensdale Cottage (Derbyshire), tuff, 



630. 

 Realp (Switzerland), section near,] 



293. 

 Red Beds in S. Africa, 551. 

 Report of Council for 1893, Proc. 10 ; 



of Library & Museum Committee, 



Proc. 12 ; financial, Proc. 26. 

 Rhretic ostracoda of Britain, 156 & 



pi. ix. 

 Bhinoceros antiquitatis, 198 & pi. xi. 

 Rhyolites of Was Tor, 363 ; of 



Tardree, 368 ; of Builth district, 



573. 

 Richmond (Surrey) boring. Neocomian 



limestone from, 685, 686. 

 Ridge (Wilts) section described, 



51. 

 Riebeckite in granophyre of Skye, 219. 

 River-terraces, age of, 449. 

 Rizama Sandstone, 93. 

 Romford (Essex) map of district, 



444 ; section near, 445. 

 Ross, W. J. C, on the Geology of 



Bathurst (N.S.W.), 105. 

 Rotalia Beccarii, 724. 

 Russbachthal (Salzkammergut), Gosau 



Beds in, 128. 

 Rutley, F., on the Sequence of Perlitic 



& Spherulitic Structures, 10 & pi. i. ; 



on the Origin of ^certain Novaeulites 



and Quartzites, 377 & pi. xix. 



Saiga antelope at Twickenham, 459, 

 460, 462. 



Sand (Pleistocene) at Twickenham, 

 analysis, 457. 



Sandy Braes (Antrim), perlitic pitch- 

 stone from, 367 & pi. xviii. 



Sandy Dale (Derbyshire), 621. 



Santa Cruz, Barra dos Bugres (Brazil), 

 section near, 94. 



Sao hirsuta, 417. 



Sawyer, A. R., on rock-specimens from 

 South Africa, Proc. 144. 



Saxicola (Enanthe(J), 191 & pi. x. 



Schists, conversion of compact green- 

 stones into, 279. 



Scotland, petrological papers on, 

 summarized, Proc. 107. 



Scotophilia pipistrellus (?), 193. 



Selima Oasis (Libyan Desert), wells 

 in, 539. 



Serpentine, altered, in Cottian Alps, 

 244, 249 ; pre-Triassic in Monte 

 Chaberton area, 307 ; aluminous, 

 of Was Tor, 363. 



Shap granite, Proc. 1 1 9 et seqq. 



Shingle Hill (Kent), section to Cot- 

 man's Ash, 174; section to Hurst 

 Wood, 174. 



Shipton Gorge (Dorset), polyzoa from 

 Inferior Oolite of, 72 & pis. ii.-iv. 



Shode Valley, ossiferous fissures in, 

 171; sections, 174, 175; history of , 

 172. 



Shrewley (Warwickshire), discovery 

 of molluscs in Upper Keuper, 170. 



Shrubsole, G. W., obituary, Proc. 



47- 



Silioified wood in Libyan Desert, 534, 

 536 ; origin of, 545, 547 ; in Red 

 Beds of S.E. Africa, 552 ; silicified 

 oolite, 92. 



Silurian rocks, papers on, summarized. 

 Proc. 78 ; Silurian of Bathurst 

 (N.S.W.), 111. 



Skye, relations of gabbro & granophyre 

 in, 216 et seqq. ; banded structure 

 of Tertiary gabbros in, 645 & 

 pis. xxvi.-xxviii. 



Sligachan, Glen (Skye), 218 et seqq. 



Snow, disappearance by melting & 

 evaporation, 481. 



Snow-drift, deposits from, 472 ; form- 

 ation of, 475 ; hardening of, 479 ; 

 fine texture of deposits, 482 ; ab- 

 sence of stratification, 482. 



Solvsberget (Norway), olivine-gabbro- 

 diabase, analyses, 19, 20 ; geol. 

 structure of the hill, 21 ; pyro- 

 xenites, etc. of, 33, 34. 



Sorefs principle discussed, 326. 



Sorex ■pygmcsus, 192 & pi. xi. ; S. vul- 

 garis, 192 & pi. xi. 



Sourton Tors (Devon), tuffs, felsites, 

 etc . of, 338 ; map, 339. 



