366 



The Realm of Nature 



The Figures refer to the sections. 



Mica, 41, 286 



Michigan, Lake, 369 



Micro-organisms, 401 



Midnight Sun, 122, 150 



Migration of peoples, 428, 429 



Milky Way, 140 



Mimicry, 409 



Minerals, 285, 286 



Miocene rocks, 350 



Mirage, 150 



Mississippi, 319, 322, 324, 331, 



367 



Mist, 167 

 Mixture, 41; of gases, 155; of 



rivers and sea, 230 

 Molecular vibrations, 59 

 Momentum, 50 

 Monsoons, 185, 195, 198 

 Moon, 100 et seq. 

 Moraines, 337 

 Morar, Loch, 339 

 Motion, first law of, 50; energy 



of, S3 

 Mountains, of accumulation, 295; 



of circumdenudation, 329 ; of 



elevation, 303 

 Muds, oceanic, 269 

 Murray River, 372 



NATURAL law, 14 



Nature, 2, 13, 21, 23 



Nautical Almanac, 20, 92 



Neap tides, 114 



Nearctic Realm, 411 



Nebulas, 141, 142 



Nebular hypothesis, 143 



Negrito race, 423 



Negro race, 423 



Neotropical realm, 413 



Neptune, 127, 131 



Nevis, Ben, 163, 390; Loch, 339 



Niagara Falls, 330 



Nile, 318, 325, 375 



Nimbus cloud, 168 



Nitrifying ferment, 401 



Nitrogen, 151, 152 



North America, 363-369, 411 



North equatorial currents, 243, 

 247, 248 



OB River, 382 



Objective things, 5 



Oceanic currents, 242-249 



Oceans, 215, 216 



Old Red Sandstone, 346, 390 



Oligocene rocks, 350 



Onega, Lake, 388 



On-shore and off-shore winds, 241 



Ontario, Lake, 369 



Oolitic limestone, 349 



Oolitic Ridge, 391 



Oozes, oceanic, 273 



Orange River, 374 



Ordnance Survey maps, 446 



Organic evolution, 402 



Oriental Realm, 414 



Orinoco basin, 360 



Oxus, see Amu Daria 



Oxygen, 151, 153 



Ozone, 153 



PACIFIC Ocean, 216, 247, 259 



Palaearctic Realm, 411 



Palaeocrystic sea, 234 



Palaeozoic rocks, 346 



Palestine, 434 



Pamir, the, 379, 380 



Pampas, 406 



Paraguay River, 362 



Parallax, 97 



Parallels of latitude, 91 



Parana River, 362 



Peat, 347 



Pendulum, 54 



Pennine Chain, 391 



People, see Races ; of Europe, 426 



Periodic law, 47 



Permian rocks, 348 



Perpetual motion, 55 



Peru current, 247 



Phases of the Moon, 101 



Philosopher's Stone, 46 



Photosphere, 116 



Physiography, i, 6, 22, 23 



