646 



SUBJECT INDEX 



Light, 522, 539, 542-544 



absence of, 234 



effect of, 158, 246, 257-269, 272 



polarized, 259 

 Limestone, 65, 68-70, 74, 75, 482 

 Limulus, 259 



Lithification, 53, 63, 72, 73, 75 

 Littorina, 259 

 Lomonosov, 331 

 Lomonosov Ridge, 48, 49 

 Long Island Sound, 523 

 Luidia ciliaris, 464 

 Luidia sarsi, 464 

 Luidia senegalensis, 464 

 Lutite veil, 354 



Alacquarie Island, 11 



Madison Botanical Congress, 240 



Madagascar, 471 



Magnesium carbonate, 552, 559 



Magnesium oxide, 558 



Maine, Gulf of, 421, 422 



Maldives, 462, 471 



Manganese, 542, 568, 586, 587, 592 



deposits, 587 



nodules, 326, 349, 362, 364, 365, 

 478, 589-593, 596 

 Manganese dioxide, 591, 594 

 Manganese oxide, 568 

 Manganite, 590, 591 

 Mantle, see Crust 

 Maps 



paleotectonic, 153 

 Marella, 92 



Margin, see also Continents, border- 

 lands of 



of continents, 15, 16, 489 

 Marianas, 16 

 Marquesas, 133 

 Marshall Islands, 65, 471 

 Mediterranean, 136, 139, 184, 273, 



391, 487, 490 

 Megafauna, 189; see also Fauna 

 Mellish Bank, 469 



Mercierella, 263 

 Mesothorium, 272, 373, 375 

 Mesozoic, 41, 184. 348, 488, 489 

 early, 179, 192, 594 

 late, 185 

 middle, 184 

 seawavs, 184-187 

 Metabol'ism, 102, 110-112, 125, 

 126, 161. 503, 539, 541, 544, 

 545 

 Metabolites 



external, 499-517, 519 

 Metals 



alkaline earth, residence times in 



ocean, 586 

 heavy, 595 

 Metamorphism, 481 

 Metamorphosis, 465, 466 

 Meteor, 202, 603 

 Meteorites, 147 



carbonaceous, 115-117 

 dust, 116 

 micro-, 144, 367 

 Mexico, 47, 143, 356 

 Mexico, Gulf of, 43, 59, 60, 62, 187, 



489 

 Mica, 57, 558, 559 

 Microevolution, 229, 231, 232; see 



also Evolution 

 Microglena arenicola, 287, 289 

 Microorganisms, 505 

 Mid-Atlantic Ridge, 3, 5, 7, 9, 11, 



31, 48, 49, 615, 617, 620 

 Mid-Oceanic Ridge system, 5, 7, 



10, 11, 14, 17, 18^ 

 Migration, 204, 230, 231, 324 

 routes, 163 

 vertical, 334, 468 

 Miocene, 187, 349, 350, 351 

 Mixing (oceanic), 301-303, 305, 

 314, 316, 318, 320, 321, 342, 

 411, 418, 419, 425, 427, 442, 

 486, 525, 529, 542, 588, 615, 

 618 



