REPORT ON THE DEEP-SEA DEPOSITS. 
519 
Red ilud, mineral particles in, 235. 
,, siliceous organisms in, 234. 
Red sandstone, 322. 
Reefs, coral, 289-290. 
,, soil of, 294. 
Regnard, P., 256. 
Reid, W. G., 278. 
Relation of secondary chemical products to rate of 
deposition in deposits, 411-412. 
Relative frequency of organic remains, 288-289. 
Remarks on variation of deposits with change of con- 
ditions, 148-182. 
Renaissance, xiv. 
Renard, A.F.,ix,s, 27, 186, 190, 294, 327, 373, 434, 436, 
437, 445, 446, 449, 451, 454, 455, 461, 464, 
487. 
Rendall, S. M., 294. 
Reophax, 43, 107, 131. 
,, difflugiformis, 133. 
„ nodulosa, 99, 113, 115. 
„ spicuUfera, 103. 
Residue, 14, 16, 17, 35-147. 
„ farinaceous aspect of, 14. 
„ grain of, 14. 
,, plasticity of, 14. 
Retention of salts in deposits, 236. 
Reuss, A. E., 387. 
Rhabdammina, 35, 47, 51, 53, 55, 91, 113. 
“Rhahdammina Clay,” 186. 
Rhahdoliths, 15, 31, 34-146, 215, 216, 225, 230, 240, 
258, 289. 
Rhahdospheres, 215, 257-258, 262. 
RMzammina, 101, 125. 
„ alg^formis, 105, 107, 109, 117, 123, 
125, 127, 13.3, 172. 
Rhizopods, 350, 354, 356, 360, 362, 394, 396, 399 
(see Eoraminifera and Radiolaria). 
Rhizosolenia, 282. 
„ furcata, 210. 
,, styliformis, 210. 
Rhombic pyroxene, 243, 296, 313, 319, 326, 332. 
Ridley, H. N., 285. 
Rimini, xx. 
Rio de la Plata, 159. 
„ deposits between Ascension and, 
159. 
,, ,, „ Falkland Islands and, 
136-139, 158-159. 
,, deposits between Tristan da Cunha 
and, 138-143. 
„ deposits off, 138-139. 
Rivers of Brazil, 156. 
Rock fragments, 170-171, 366. 
„ continental, 321-324. 
,, ice-borne, 152. 
Rocks and minerals derived directly from the conti- 
nental masses, 321-326. 
Rocks, amygdaloid, 406, 407. 
„ ancient, 300, 322. 
„ basaltic, 304, 334, 361, 364, 406, 407, 408, 
409. 
,, clastic, 292, 318. 
„ crystalline, 292, 318, 325, 400, 406, 407, 
409. 
„ gneissic, 361. 
,, granitic, 326, 361. 
„ liparitic, 319. 
,, olivine, 325. 
,, organic, 318. 
„ peridotic, 326. 
,, Plutonic, 314. 
„ porphyritic, 326. 
„ Post-Tertiary, 314. 
,, Pre-Tertiary, 314. 
„ schisto-crystalline, 292, 318, 325, 326. 
„ schistose, xxviii, 325, 326. 
,, Tertiary, 314. 
„ tufaceous, 400. 
„ vesicular, 407. 
,, volcanic, 340, 343, 360, 368, 369, 372, 373, 
374, 377, 400, 402, 403, 406, 407, 409. 
Rockall, xxvi. 
Roman bricks, 401, 407. 
„ concretes, 401, 407. 
Roots of trees, 321. 
Rose, a, 329. 
Ross, Sir James Clark, xv, xxi, 209. 
„ J. G., 268, 496. 
„ Sir John, xv. 
Ross’ Antarctic Expedition, 30. 
Rossella antarctica, 79, 284, 286. 
Rotalia, 48, 93, 100, 102, 106, 110, 170. 
,, soldanii, 104, 108, 263. 
RotalidiB, 34-146, 193, 206, 216, 22-5, 230, 289. 
Roth, J., 199. 
Rudolph, E., 293. 
“ Rupert’s drops,” 298. 
Rurutu Island, 359. 
Russia, 384. 
Rutile, 23, 322, 326, 401. 
“ Sable vaseux,” 186. 
