Vol. 65.] 



GENERAL INDEX. 



G91 



' Pattern ' formed by graptolitic flags, 



486-87 figs. 

 Pebble Bed (New Red Sandstone), 



minerals in, 231 et seqq., 241. 

 Pecopteris arbor escens ('!), 28. 



miltoni, 28. 



Peers Gill (Cumberland), intrusive 



rocks near, 71-73 & map. 

 Pendleside Series, see Goniatite Shales. 

 Penhallic Point, Higher (Cornwall), 



sect, through Treven from, 268. 

 Penmaenbacb Fault (Conway), 175, 



179 ; Penmaenbacb rhyolitic lava, 



191. 

 Perak (Federated Malay States), 



tin-ore deposit of Lahat, 382-89 



figs. 

 Peridotites (& serpentines) of S. island 



of New Zealand, 3.51-66 figs. & 



pis. xv-xvi (microscop. sects.). 

 Permo-Carboniferous of Falkland Is., 



ii; of N. Ehodesia, 409, 421. 

 Persculptus zone, see Glyptograpfus. 

 Perthite, (?) a solidified eutectic, 69. 

 Petrography of New Red Sandst. of 



W. England, 229-45 & pi. xii. 

 Petrology of Eskdale Granite, &c, 61 



et seqq. & pi. iii (microscop. sects.) ; 



of boulders in Cambridge Drift, 248, 



251 et seqq. 

 Phacops Mudstones of Conway district, 



172 et seqq., 182-83. 

 Physiography of Seaford district, 455- 



59 fig. ; see also Howgill Fells, fyc. 

 Pidgeon Fund, list of awards from, 



xxxiii ; awarded to A. M. Finlayson, 



cxxv. 

 ' Pipe ' (tin-ore deposit) of Lahat, 382- 



89 figs. 

 Pitching folds, 521 et seqq. 

 Pitting of flint- surfaces, 462. 

 Plagioclase in labradorite-norite of 



Flakstado, 83-85 w. chem. anals. 

 'Plain of denudation,' Ramsav's, 



288-89, 290-91 ; dissection 'of, 



291-92 figs. 

 Plants, fossil, of Waldershare & 



Fredville Series, 21-40 & pi. i; 



plant-bearing nodules, Cretaceous, 



fr. Japan, 195-205 & pi. ix; see 



also Old Red Sandstone. 

 Player. J. H., obituary of, lxxvii- 



Ixxviii. 

 Pliomera aff. barrandei, 145-46 & 



pi. vi. 



;iff. fischeri, 144-45 & pi. vi. 



Plynlimon & Pont Erwyd (Cardigan), 



II artfell - Valentian succession in 



district around, 463-537 figs. & 



pis. xxiv-xxv (maps) ; Plynlimon 



Singe, 468-74. 



Pneumatolytic origin of kaolin, 158 

 et seqq. 



Pomeroy (Tyrone) beds correlat. w. 

 those of Conway, 189 & table 

 facing p. 190. 



Pont Erwyd & Plynlimon (Cardigan), 

 Hartfell - Valentian succession in 

 district around, 463-537 figs. & 

 pis. xxiv-xxv (maps) ; Pont Erwyd 

 fctage, 475-506. 



Porphyrite, Glen Coe district, 633 et 

 seqq., 673-75 ; dykes traversing 

 rhvolites & Rannoch Granite, 64u, 

 643 figs. 



'Porphyry x' in Cambridge Drift, 

 252 et seqq. 



Post-Glacial deposits of Cambridge 

 district, 250-51. 



Post - Karroo earth - movements in 

 N. Rhodesia, 430-34 figs. 



Powell, H., 400. 



Pre-Glacial form of Snowdon, 292- 

 93 ; pre-Glac. condition of Howgill 

 Fells area, 591-92. 



Pre-Karroo earth-movements in N. 

 Rhodesia, 434. 



Prestwich medallists, list of, xxxii. 



Pringle. J.. 507, 513. 



Productus aff. cora mut. S 2 ,. 554. 



cf. semireticulatus mut. S 1 , sub- 

 zone of, 553-54. 



Proterozoic species of Loxonema, 210- 

 28 & pis. x-xi. 



Pyroxene- minerals in labradorite- 

 norite, 85 et seqq. w. chem. anals. 



Pyroxenites of Dun Mountain, 358. 



Pyrrhotite of Dun Mountain, 359. 



Quartz in New Red Sandstone, 233. 



Quartz-felsite dyke conn. w. Eskdale 

 Granite, 73. 



Quartzite implements found nr. Vic- 

 toria Falls, 395 et seqq. ; quartzites 

 of Glen Coe district, contact-meta- 

 morphism of, 637. 



Radiolaria fr. Arenig rocks of Tour- 

 makeady district, 111, 112 figs. & 

 pi. v. 



Radium & geological time, lxxxviii- 

 Ixxxix. 



Rainfall, river-discbarge &, xci; dis- 

 tribution of, xci. 



Ramsay's ' plain of denudation,' 288- 

 89, 21)0-91; dissection of do., 

 291-92 fig; 



Rannoch, Moor of (Argyll), sect, to 

 An t-Sron, pi. xxxiii ; R. Granite, 

 638. 



Rastall, R, H., 78, 192; (& J. 

 Romanes), on the Boulders of the 



