Vol. 59.] 



GENERAL INDEX. 



477 



Rectilinear structure in devitrified 



rocks, 436, 440 et segq. 

 Eed Crag fossils fr. Lowestoft, 39. 

 Reed, F. R. 0., 308. 

 Reed (Herts), disturbed Chalk, &c. 



IS", of, 368-69 fig. 

 Reid, C, 37, 38, 40. 

 Repton (Derby). Bunter pebbles from, 



323, 324-25. 

 Rkacopteris in<souilatera, 26, 28. 

 Rhgetic (& Lr. Lias) of Sedbury Cliff, 



390-95 fig. & pi. xxiv (vert, sect.) ; 



(Lr.) of Deerhurst, Heterastrcea 



from, 403-407 figs. 

 Ehinoceros etruscus, 119-20. 

 Rhiptozamites Goepperti, 25, 27. 

 Rhodesia (S.), sediment, deposits of, 



26(3-85 w. map & pi. xix (sects.), 



291 ; foss. fr. same, 285-90 & 



pi. xx. 

 Rhynchonellcc antidichotoma, 261. 



cynocephala, horizon of, 457. 



dimidiata, 261. 



Grasiana, 259-60 ; var. shenley- 



ensis nor., 260 & pi. xviii. 



latissima, 261. 



leightonensis, sp. nor., 261 & 



pi. xviii. 

 lineolata, 260; (?) var. mlrabilis 



no v., 260-61 & pi. xviii. 

 Richardson, L., 445, 449 ; on a Sect. 



at Cowley, nr. Cheltenham, & its 



Bearing upon the Interpretat. of 



the Bajoc. Denudat., 382-88 w. 



map ; on the Rhgetic & Lr. Lias of 



Sedbury Cliff, nr. Chepstow, 390- 



95 fig. & pi. xxiv (vert, sect.) ; [on 



Rhaetie, &c. at Deerhurst], 403. 



•ocks, 298, 



Hill), 



Riebeckite in ADyssiman re 

 299. 



Rigby Harris's Pit (Shenley 

 237 ; sect, at N. end of, 238. 



Rio Madeira, see Madeira. 



River-erosion in Nile Valley, 65-79 

 figs. & pis. iii-iv. 



River-valleys of Patagonia, 1 76-78. 



Robin Hood Pit (Flimby), 11 et segq. 



Rosenbuscii, H., Wollaston Medal 

 awarded to, xxxix-xl. 



Rothamsted (Herts), carbon & nitro- 

 gen in soils of, 133, 137. 



Rounding of sand-grains, 239-40. 



Royston (Herts), disturbances in 

 Chalk near, 362-74 figs. 



Rudlee, F. W., elected Auditor, vi ; 

 Lyeli Medal awarded to, xli-xliii. 



Rufeord, P. J., obituary of, lxi. 



Rum I. (Hebrides), overthrust Tor- 

 ridonian & assoc. gneisses of, 189- 

 216 figs. & pi. xiv (geol. map). 



Rutley, F., xiii. 



Sabi-River coal (Rhodesia), 282. 

 Sahlite in Tiree marbles, 95, 96, 99- 



100 & pis. vi-viii (microscop. 



sects.). 

 St. Agnes (Cornwall), granite, &c. of, 



143, 146. 

 St. Marcel (Alps), glaucophane-eclo- 



gite from, v. 

 St. Vincent (W.I.), eruption of 



Soufriere, i-ii, ci. 

 Salt, — (of Buxton), 105, 131. 

 Samkoto Series, 274. 

 Sandringham Sands, 239. 

 Sandstones of S. Abyssinia, 302. 

 Sandstone Series of Cumberland Coal- 

 field, 2, 3 et segg. ; age of, 15-19. 

 Santa Cruz Beds, 163, 178. 

 Santa Cruz River (Patagonia), sect. 



at mouth of, descr. & fig., 161- 



63. 

 Saquala, Mt. (Abyssinia), phonolitie 



rocks of, 299-300. 

 Scapolite in Tiree Marble, 100. 

 Scolithus (?), fr. Desolation- Valley 



Glacier, c-ci. 

 Scrivenor, J. B., the Granite & 



Greisen of Cligga Head (W. Corn- 

 wall), 142-58 figs. & map ; Notes 



on the Geology of Patagonia. 160- 



79 figs. & pi. xiii (map). 

 Sebungu Coalfield (Rhodesia), 272, 



282. 

 Secondary devitrification, 433-34, 



440-42 ; secondary quartz in 



Cligga-Head rocks, 150, 154 55. 

 Sedbury Cliff (Gloucest.), Rhsetic & 



Lr. Lias of, 390-402 fig. & pi. xxiv 



(vert. sect). 

 Sedgwick, A., quoted, 4, 15, 372. 

 Seeds, fossil, wax-models exhibited, 



vii-viii. 

 Selenite-crystals in Ampthill Clay, 



376. 

 Selkirk (Manitoba), carbon & nitro- 

 gen in prairie-soil near, 138. 

 Selwyn, A. C, obituary of, lxi-lxiii. 

 Semna Cataract or Rapid of the Nile, 



65-79 figs. & pis. iii-iv. 

 Sengwe Coalfield (Rhodesia), 281 ; 



Acrolepis & lamellibranchia from, 



285-87 & pi. xx ; plant-remains 



from, 289-90. 

 Senhouse High Band (coal-seam), 5 



et segq. 

 Septaria in Ampthill Clay, 375, 377, 



380. 

 Serpentines, assoc. w. magnetite nr. 



Cogne, 55 et segg. 

 Sesami Coalfield (Rhodesia), 281 ; 



sect, to Sinanombi gold-belt, fig. & 



descr., 270 & pi. xix. 



