﻿GoS 



GENEKAL INDEX. 



[!N"ov. 1908, 



Productiis seiosus, var, tissingtoneiisis 



nov., 77 & pi. i. 



striatus, 466-67 & pi. 1. 



sp. nov., 467. 



Prome Stage (Arakan Series), 606, 



641. 

 Protaxis, Laurentian, 14.5. 

 Proterozoic of Canada, 144 ; see also 



G-renville Series. 

 Pterophyllmii sp. cf. Tietzii, 103 & 



pi. ii. 



sp., 104 & pi. ii. 



PtUoza7mfescontx:diiiQdi w. TJiinnfekUa, 



90-92 fig. 

 Pyrites in Glendalough rocks, 481. 



483 fig. _ 

 Pj'roxenes in St. David's-Head ' rock- 

 series,' 286-88 & pis. xxx-xxxii 



(microscop. sects.). 



Quantitative methods applied to the 



stud}' of the structure & Jiistory of 



rocks, 171-233 fig. & pis. xiv- 



xviii. 

 Quartz-gabbro, enstatite-bearing, of 



St. David's Head, 280-81 w. cheni. 



anal. & pis. xxix-xxx (microscop. 



sects.). 

 ' Quartz-mica-diorite ' series of Glen- 



dalough, 485-90 figs. 

 Quartz-porphyry dykes, in St. David's 



area, 374-75. 

 Quartzites of Grenville Series, 136 ; 



in Cambrian of S. Australia, 238, 



248 et seqq. 

 Quai-tzitic rocks of the Tarnthal mass, 



599-600, 603. 



Raisin, Miss C. A., 166. 



Ramsey-Sound Series (Pebidian), 371- 

 72. 



Ransom, Theodore, 16 ct seqq. 



Rastall, R. H., 163^ 



Rebd, F. R. C. (& S. H. Reynolds), 

 on the Fossiliferous Silurian Rocks 

 of the Southern Half of the Tort- 

 worth Inlier, 512-43 figs. 



RiEiD, C, [on Bodmin-Moor plateaux], 

 397 ; [on fossiliferous Pliocene 

 beds at Tritningham], 411 ; [on 

 TerehratuUna gracilis Zone], 4 12; (& 

 H. Dewey), the Origin of the Pillow- 

 Lava near Port Isaac in Cornwall, 

 264-69 & pis. xxvii-xxviii, 272. 



Rest, angles of, of certain solids in 

 water, 174-76 ; conclusions to be 

 draAvn from change in, 177. 



Reticularia, generic definition of, 31. 



lineata, 469. 



Reynolds, S. H., tlie Basic Intrusion 

 of Bartestree. near Hereford, 501- 



11 fig. & pi. lii (snicroscop. sects.); 

 (& F. R. C. Reed), on the Fossili- 

 ferous Silurian Rocks of the South- 

 ern Half of the Tortworth Inlier, 

 512-43 figs. 



Rhastian Alps, crushed bastite-serpen- 

 tines from, 167-68. 



Rhajtic age of Stormberg plant-beds, 

 104 ; do. of Tarnthal dolomite, 598, 

 602, 603. 



Rhyolitic tuffs (Pebidian), 366 et seqq. 



Richards, F. J., 516. 



Ripple-drift, 181-85 & pis. xv-xvi, 

 199. 



Roaring Well Bay (Co. Dublin), sect, 

 to Brook'sEnd deser. & fig., 415-19. 



Rocks, application of quantitative 

 methods to study of structure & 

 history of, 171-233 fig. & pis. xiv- 

 xviii. 



Rogers, A. W., 89 ; [exhibits specims, 

 fr. ' glacial ' beds in Grriquatown 

 Series], iii. 



' Round ore,' see Gravel-ore. 



RouTn, E. J., obituary of, Ixv. 



RuDLER, F. W., [receives Wollaston 

 Medal for P. von Groth], xliii. 



Rush-Loughshinny area (Co. Dublin), 

 condits. of deposition in, 434-35. 



Rush Conglomerates contrasted w. 

 Lane Conglomerate, 431, 432-33, 

 442-43; R. C, &c., additions to 

 fauna of, 440-42. 



Saasthal(Valais), serpentines of, 102- 



()4. 

 Sahlite-striation, see Striation. 

 St. David's (Pembrokeshire), geol. 



struct, of area, 363-83 figs. & pi. 



xliv (map). 

 St. David's Head (Pembrokeshire), 



* rock-series ' of, 273-96 figs. & 



pis. xxix-xxxii (microscop. sects.). 

 St. Non's Bay (Pembrokeshire), 376, 



377. 

 St. Vincent Gulf (S. Australia), sect. 



to Torrens R., 236. 

 Salter, A. E., elected Auditor, v. 

 Sand, final velocities of subsidence in 



water, 172-73; angles of rest of, 



174, 175-76 ; effects of currents on, 



180-81 ; interspaces betw. grains 



of, 202 ; see also Drift-bedding, 



Ripple-drift, ^r. 

 Sandstones, interspaces in, 210-11 ; 



concretions in, 217-18, 219; see 



also Sand. 

 Sawyer, A. R., [presents map of New 



RandGoldfield]. v. 

 Sealasaig (Colonsay), limestone, &c. of, 



299 : diorite of, 300. 



