Vol. 68.] 



GENERAL INDEX. 



699 



Reid, C, 150, 181, 208; [on mollusca 

 fr. shelly clay dredged off" Dogger 

 Bank], 326. 



Eeid, M. R., 487. 



Reventazon K. (Costa Rioa), so-called 

 • Boulder Clays ' of, 133-35. 



Reynolds, S. H., 59; (& C. I. 

 Gardiner), the Ordovician & 

 Silurian Rocks of the Kilbride 

 Peninsula (Mayo), 75-101 figs. & 

 pis. vi-vii ; (& P. Lake), the 

 Geology of Mynjdd-y-Gader, Dol- 

 gelly, 345-(52 figs. & pis. xxxv- 

 xxxix. 



Hhuhdocctrpus elo?igattcSt 624 & pi. Ivii. 



Ekahdostropha contrasted w. Micro- 

 ptychis, 307. 



Eh.Ttic Beds in Arden district of 

 Warwickshire, 265. 



Rhindaston & Gignog Group (Pebi- 

 dian), 379-80, 385-87 fig. 



Ehynchonella {Pvgnax) fawceftensis, 

 sp. nov., 568 & pi. li ; Bh.-f. Band 

 in N.W. Province, 462-63 w. list of 

 foss. 



Rhjolitic Series (Ordovic.) of Mynydd- 

 y-Gader area, 347, 348; its relat. 

 to intrusive dolerites ihid., 349 et 

 seqq. figs. & pi. xxxvi ; petrology 

 of, 357-60 & pis. xxxvii-xxxis ; 

 rhyolitic ashes, &c. of Rhindaston 

 & Gignog Group, 379-80; see also 

 Q uartz-keratophvres. 



Ridley, H. N., 150. 



Ripple-marks in Upper Keuper of 

 Charnwood area, 290 ; in Ham- 

 stead Permian, 678. 



Roberts, R, D., obituary of, Ixvii- 

 Ixviii. 



Rock-Farm Conglomerate Sub-Group 

 (Hamstead), 647, 6i9, 654. 



Rock-salt, see Salt. 



Rocquaine Castle (Guernsey), pressure- 

 modified gneiss near, 32, 50-5 L. 



' Roman-Fell Beds,' 535-36 & map. 



Romanes, J., Geology of a Part of 

 Costa Rica, 103-38 figs. & pis, viii- 

 ix, 139. 



Rotupletz, a., 308. 



Rowe, a. W., 19. 



Rowington (Warwickshire), Arden 

 Sandstone near, 256 ; sect, to 

 Mockley Wood, 258. 



Rudler, F. W., viii. 



Rutile in Upper Keuper of Charn- 

 wood area, 290. 



RuTOT, A., 308. 



Saccammina-carferi Band in N.W, 

 Province, 482-83, 494^ 540. 



Salinas Bay (Costa Rica), old sea-cliff 



at, 132 & pi. viii. 

 Salt-deposits, j-emoval of, by solution, 



causing flexures of sandstone, &c., 



271 ; salt-pseudoraorphs in Upper 



Keuper of Charnwood area, 290. 

 San Jose Valley (& Cartago), Costa 



Rica, geology of, 113-23 figs. 

 San Miguel Limestone (Costa Rica), 



106-108. 

 Sark (& other Channel Is.), petrology 



of, 31-57 figs. & pi. i (microscop. 



sects.). 

 Sarsens at Walter's Ash, Wendover, 



&c., 201-203 & pi. xiii. 

 Saurichiifes lacertoides == Ichnium 



gampsodactylum^ 670. 

 leisnerianiis=- Ichnium pachydac- 



tylum {iivgulahim), 666 fig. 

 St. Bees (Cumberland), drift-deposits 



betw. Duddon R. and, 412-16 fig. 

 ScnARFF, R. L., 308. 

 Scottish boulders, distrib.of, in Black- 

 Combe district, 420-21. 

 ScouRPiELD, D. J., Report on tlie 



Entomostraca [fr. t!ie Arctic Bed], 



242. 

 ScRiVENoR, J. B., the Gopeng Beds of 



Kinta (Federated Malay States), 



140-63 figs. 

 Seathwaite (Cumberland), ancient 



moraine near, 422-23. 

 Seismograph ic records exhibited, ex. 

 Seminula Zone in Vobster Quarry, &c., 



63 et seqq.. 70 et seqq. \ 8. Z. — Pro- 



ductus covTugato-heniisphericus Zone 



of N.W. Province, 469. 

 Semimda aS. ficnidecc, 571-72 & pL li. 

 gregaria, .571 & pi. li ; S.-gre- 



garia Sub-zone in N.W. Province, 



461-66 w. lists of foss., 488-90, 500, 



505-507, 517, 527. 

 Serpida, occurr. of, in Carb. Limest., 



65. 

 Seward, A. C, 497. 

 Shap District (Westmorland), Lr. 



Carb. succession in, 484-95 w. lists 



of foss. & pis. xliv, liii, Ivi ; Shap 



Abbey, sect, descr., 487. 

 Sheet-Hedges Wood Quarry (Leices* 



tershire), sect, in, 285 & pi. xxi ; 



map, showg. contours of buried 



hills, pi. xxvi ; uuweathered angular 



rock-fragment found in, 284 & 



pi. XX. 



Shelly clay dredged fr. Dogger Bank. 

 324-27 w. map. 



Sherborn, C. D., viii, xi, 19. 



Sherlock, R. L., 131 ; (& A. H. 

 Noble), on the Glacial Origin of 

 the Clay-with-FIints of Bucking- 



