THE VOYAGE OF H.M.S. CHALLENGER. 
ol2 
Leucite, 311. 
Leucoxene, 21. 
Ix;viiki\, deposit off, 88-89, 167. 
l.A‘ydolt, F., 279. 
Lias formations, 334, 384. 
“ Lightning,” the, xxvii, 30. 
Limaci'na, 266. 
„ antarctica, 224. 
,, atistraUs, 224. i 
,, huHmoides, 224. 
„ heliciiia, 224. 
„ helicoides, 224. 
„ injlata, 224. 
„ lesueuri, 224. 
„ retroversa, 224. 
„ triacantha, 224. 
,, trochiformis, 224. 
Limburgite, 22, 304, 313. 
Lime, carbonate of (see Carbonate of lime). 
„ in bones, 275. 
Limestone, xxiv, xxviii, 152, 163, 231, 376, 406. 
„ compact, 325. 
„ crystalline, 323. 
,, dolomitic, 322, 325. 
„ of Malta, 254. 
Limonite, 21, 24, 25, 37, 41, 45, 53, 55, 57, 61, 69, 71, 
81, 137, 139, 316, 326, 368, 371, 386. 
Lingul®, 398. 
Linnffiu.s, C. von, xxi. 
Liparite, 296. ; 
Liparitic ashes, 319. 
„ pumice, 295-296, 313. 
„ rocks, 317, 319. 
List of illustrations, xii. 
Lithium, 418, 469. 
Lithophagous Molluscs, 171. 
Lithophyllum, 257. 
Lithothamnion, 257. 
Littoral Benthos, 250. 
„ deposits, 185, 186, 187. 
„ „ area of, 187, 229, 248. 
„ „ composition of, 187. 
„ zone, 187, 320, 321, 383, 397. 
Lituolidffi, 37-147, 193, 206, 263, 289. 
Ix)ch Fyne, manganese deposits in, 365. 
Goil, „ „ 365. 
,, Ix>ng, ,, ,, .36 j. 
,, .Strivan, „ ,, 365. 
I»ng Ik-nch, Ascension, sancl from, 144-145. 
I/st Tiburones Island, xiv. 
I»ven, S. L., xxiii. 
Ludwig, Prof., 27. 
Lyman, T., 265. 
Machine, Baillie sounding, 2, 3. 
„ Hydra „ 2, 3. 
M‘Intosh, W. C., 264. 
Ma 90 udi, xviii. 
Macroscopic characters of deposits, 13, 34-146. 
„ „ glauconite, 379-381. 
„ „ phosphatic concretions, 
391 - 392 . 
Madeira, deposits between Azores and, 58-61, 153. 
,, „ Cape Verdes and, 60-63, 
153 - 154 . 
„ ,, Gibraltar and, 36 - 37 , 148 . 
„ „ Tenerife and, 38 - 39 , 149 . 
„ deposits off, 36 , 39 , 149 . 
Madreporaria, 48, 264. 
Magellan, F., xiv. 
Magellan Strait, deposits in, 132-135, 182. 
Magma basalts, felspathic, 304. 
Magnesia, determination of, 28. 
Magnetic globules, 328. 
„ grains, 317. 
„ iron, 301, 327, 328, 330, 334, 343, 374, 377. 
,, „ titaniferous, 332. 
„ oxide, 328, 329, 330. 
,, particles, extraction of, 17. 
„ spherules, 217, 327 - 336 , 361. 
„ „ black, 327-330. 
,, „ brown, 330-332. 
Magnetite, 21 , 217, 226, 238, 243, 296, 297, 304, 310, 
312, 316, 317, 319, 320, 325 , 326, 
327, 328, 329, 332, 333, 343, 353, 
356, 374, 381, 383, 388, 385. 
„ titaniferous, 21, 331. 
Mallenoah Island, 166. 
Malta, xxiii. 
„ Globigerina limestones of, 254. 
Mammalian remains, 270-276. 
Manatee bone, 396. 
Manganese, 24, 37-147, 194, 217, 226, 295, 300, 301, 
302, 30.3, 304, 305, 306, 307, 308, 309, 
310, 311, 312, 316, 317, 320, 323, 326, 
338, 339, 341 - 378 , 390, 391, 401, 402, 
403, 404, 408, 409, 411, 412, 417. 
„ determination of, 28. 
„ nodules, 9, 29, 32, 120-131, 194, 217, 218, 
226, 295, 299, 300, 301, 305, 307, 
.308, 309, 310, 328, 329, 333, 338, 
341 - 378 , 391, 409, 412. 
