31a 



358 



microsc. struct, of same, xxxvi. 348 ; of 

 Japan, elasticity & strength-constants of, 

 xxxix. 140. 

 Slate-pencil rock, v. 115. 

 Slate-rocks of Devon & Cornwall, viii. 1- 

 19 ; microsc. struct, of same, xl. 17, 18 ; 

 of Easdale & Oban, xv. 110-116 ; gene- 

 rally, microsc. stract. of, xxxvi. Proc. 68, 

 76; of N. Wales, do. xxxvi. Proc. 70; 

 of Lake District, do. xxxvi. Proc. 74.; 

 gen. changes in, after deposit., xxxvi. 

 Proc. 77. 

 Slaty cleavage, iii. 74-105, viii. 129 ; 

 ^Hopkins on, iv. p. cxviii ; devel. of, 

 xxxvi. Proc. 72, 73 figs. 

 Slaty laminae, terrain, curvat. in W. Somer- 

 set, xxiii. 323-327. 

 Slave Lake (Canada), Silur. of, xi. 510. 

 Sleat (Skye), section of Poikilitic beds at 

 Ku Geur, xxxiv. 692 ; do. thro', xvii. 200, 

 201. 

 Sleddale Pike (Westmoreland), junct. of 

 altered ash w. Shap Granite, xxxi. 596 & 

 pi. xxxi (microsc. section). 

 Slepsten ( = whetstone), in Cana.br. of Dale- 



carlia, iii. 6 et seqq., xxxviii. 314. 

 Slickensides, ' limited,' in shales, xxvii. 

 445, 449 ; so-called, in Chalk nr. East- 

 bourne, xxxi. 1 13 ; in quartziteof IMysore 

 prov., xliv. 639 fig., 640 ; orig. of, gene- 

 rally, xxxi. 336. 

 Slievananee (Antrim), section descr., xxvi. 

 152; chem. anal, of iron-ore fr., xxvi. 

 159. 

 Slieve Ardagh (Tipperary) coalfield, xxxiii. 



621. 

 Slieve Corragh (Co. Down), chem. anal, 

 of granite fr., & minerals in same, xii. 

 189, 191, 192. 

 Slieve Kevita (Co. Down), chem. anal, of 



orthoclase fr., xii. 189. 

 Slieve Liag (Donegal), evids. of glaciat. on, 



xxix. 204. 

 Slieve na Glogh (Louth) granite, chem. 



anal, of, xii. 194, xiv. 301. 

 Sligachan, Glen (Skye), 1. 218 et seqq. ; SI. 

 Loch, coast-section N. fr. & section 

 across, xxix. pi. xi. 

 Slight Side (Cumberland), chem. anal, of 



altered ash fr., xxxi. 597. 

 Sligo (Ireland), evids. of glaciat. in, xxix. 



202. 

 Slijpsteen Kopje (Griqualand West), sec- 

 tion descr., xxx. 597. 

 Slimon, R., foss. discov. by, xii. 15; sec- 

 tions nr. Lesmahagow descr., xii. 25. 

 Slimonia, antennse in, xxiii. 30 & pi. ii. 

 Slingsby (Yorks), section in Coral Rag, 



xxxiii. 371. 

 Slioch, Ben (Ross), Hebridean Gneiss nr. 

 base of, xxxvi. 97 fig. ; Torridon Sandst. 

 ibid., xxxvi. 98. 

 Slip-sandsten, see Slepsten. 

 Slithers ( master-joints), xxxiv. 229. 

 Slivenec Valley (Bohemia), section on N. 



side of, xxxvi. 596. 

 Sloly Quarry (Devon), IAngula fr., xxiii. 

 374, 380. 



Slopes, angle of repose of, xxiv. 90. 

 Sloy, Loch (Argyll), viii. 22. 

 Smaland (Sweden), Silur. of, iii. 16. 

 Smaltite in Transvaal, xxxiii. 883. 

 Smaragdite, fr. Du Toit's Pau, xxx. 412 w. 



chem. anal. 

 Smardale (Westmoreland), section to Wild 



Boar Pell, viii. 37. 

 Smeorail, Ben (Sutherland), section to 



Brora, xxix. 116. 

 Smerwick Beds (Upper Silur.), xxxv. 703, 



715. 

 Smith, A., obituary of, xxix. p. xliii. 

 Smith, G. V., Footpr. of Vertebrata in Lr. 

 New Red Sandst. of Penrith, xl. 479- 

 481 w. section. 

 Smith, J., Tert, Deports in S. Spain, i. 

 235-236 ; Geol. of Gibraltar, i. 298, ii. 

 41-51 w. sections; Scratched Boulders 

 & Rocks of Coalfield of Scotland, ii. 33- 

 37. 



■ , JEleph. primig. at Gozo, iii. 52 ; 



Recent Depress, of Land, iii. 234-240; 

 Age of Tert. Beds of Tagus, iii. 410- 

 423 w. list & descr. of foss. & pis. xv.- 

 xx (foss.). 



, Scratched Boulders, v. 17-20. 



; , Shells found in Till nr. Wick, 



vi. 386; Occurr. of Marine Shells in 

 Stratified Beds below Till, vi. 386-388. 



, Split Boulder in Little Cumbrae, 



xviii. 162-164 fig. 



, obituary of, xxiii. p. xlvi. 



Smith, P., obituaiy of, vii. p. xxxi. 

 Smith, R. B., obituary of, xxxii. Proc. 



87. 

 Smith, W., portrait presented, xxxvii. 



Proc. 1, 2. 

 Smith's Sound (Baffin's Bay), ix. 299. 

 Smitham Bottom (Surrey), course of val- 

 ley restored, xlvi. 172 fig. 

 Smithe, J. D., Gravel & Boulders of 



Panjab [abs.], xvii. 163. 

 Smithfield (Or. Free State), gold fouud 



nr., xi. 1 et seqq. 

 Smittia anceps, xxxvii. 337 & pi. xviii. ; 

 xxxviii. 510. 



bi-incisa, sp. nov., xxxviii. 272, 513 



& pi. vii. ; var. bicuspis, xliii. 58. 



centralis, sp. nov., xxxvii. 337 ; var. 



laevigata nov., xxxvii. 337 & pi. xiv. 



coccinea, xlvii. 21 & pi. iii. ; var. 



alifera, xlvii. 21 & pi. iii. 



■ collaris, var., xxxix. 438 & pi. xii. 



exarata, xlvii. 22 & pi. iii. 



Landsborovii, xii. 300, xliii. 58 ; var. 



cheilopora, xlvii. 22 & pi. iii. 



Milneana, var. cocequata nov., xii. 



300. 



Napierii, sp. nov., xxxix. 438 & 



pi. xii. ; xliii. 59. 



porrigens, xlvii. 22 & pi. iii. 



reticulata, xxxviii. 272, 510 ; xxxix. 



438; xii. 300; xliii. 58. 



seriata, xxxviii. 272&pl. viii.; xii. 300. 



Tatei, xxxvii. 337 & pi. xvii. ; xxxviii. 



271, 510 & pis. vii.-viii.; xxxix. 438; xii. 

 299 & pi. vii. 



