Undercliff, Isle of Wight, view and cha- 

 racteristics of, 391, 392. 



Uiider-currents, 365307. 



Undulation, valleys of, illustrated, 630. 



Undnlatory movement of the Swiss and 

 Italian lakes, 320. 



United States, rain-falls in the, 4G9, 470. 

 474 ; climate of the, 494. 496, 497 j 

 boulders of the, 761, et al. ; soft springs 

 of, 777, 778 



Unities, various, of the solar system, 104. 



Unity of the human race, 605. 607. 009. 



Universe, the physical, has no limits 

 known to man, 48. 



Unstratih'ed rocks, 408 ; are of igneous 

 origin, 625 ; compose the bulk of the 

 earth's crust, 635. 



Upheavings of the ancient world, 629. et 

 al. ; of unstratified through stratified 

 rocks, illustrated, 631. 



Ural river, 317 ; mountains, gold found 

 in the, 634. 



Uralian mountains, 649. 



Urameah, great lake of, 313, 314. 



Uranus, or Herschel, the planet, its dis- 

 tance from the sun, 101 ; when first 

 observed, 101 ; length of its day and 

 year, 101 ; has six satellites, their ano^- 

 malous movements, 101 ; amount of 

 li<jlit and heat received by, 102 ; nei- 

 ther the Earth nor Mars is visible to 

 the Uranians, 102 ; area and solid con- 

 tents of, 102; inclination of, to the 

 earth, 104 ; density of, 106. 



Vadinean lake, now Lago di BassanieUo, 

 318. 



Valalg, canton of the, adventure of one 

 of its shepherds, 41 1 ; cretins of the 

 Lower, 459 ; climate of, 489, 490. 



Valleys and great levels of the earth, 

 2151-238 ; valleys, divers, 219, 220 ; how 

 formed, 629 ; of elevation and undula- 

 tion illustrated, (530. 



Valparaiso, elevation of the coast at, 

 406 ; the wild potato indigenous in, 

 568. 



Van, Lake, 314. 



Variable stars. See Stars. 



Varieties of the human species accounted 

 for, 598\ et s<-q. 



Vegetable matter, fossiliferous, 637 ; 

 illustration of, 638; tribes, 546571 ; 

 cultivated, and fruits, account of the 

 introduction of various, 567 -569 ; car- 

 bonate of lime enters into the compo- 

 sition of, 624. 



Vegetation, luxuriant, of the tropics, 553, 

 554 ; of equinoctial America, 555557. 

 585 ; not indispensable for the subsist- 

 ence of large animals, 585, 586. 



Veins in strata, 632 ; illustrations of gra- 

 nitic, 633; metallic, 633, 634. 649. 



Velocity, mean, of the planets in their 

 orbits, 64. 



Venetz, M., 765. 



Venus, the planet, 64 ; her distance from 

 the sun, 64.67 ; is a morning and even- 

 ing star, (56 ; was once called Hesperus 

 and Vesper, also Phosphorus and Lu- 

 cifer, 66 ; her periodical revolution, 67 ; 

 her size, 67 ; is sometimes crescent and 

 decrescent to the vie'w, 67 ; diagram of 

 her phases, 67 ; transits the sun's disc, 

 68 ; her future transits indicated, 68, 

 69 ; her supposed physical constitution, 

 69 ; superficial appearances, 69 ; inclina- 

 tion of, to the earth, 104 ; density of, 

 106. 



Verte, the Aiguille, 648. 



Vesta, the asteroid or planet, 91. 



Vesuvius, viount, 212, 213.410.423 430. 



444, 445 ; view of, from Elmo, 445 ; 

 snow on, 476 ; plants in the crater of, 

 547 ; eruption of, in 1790, 654 ; erup- 

 tions of, 779, 780. 



Via Lactea. See Milky Way. 



Vienna built on tertiary strata, 739. 



Vince, Professor, 169 ; atmospheric phe- 

 nomena seen by, 537, 538. 



INDEX. 



Vincent, St., volcanic eruption in that 

 island, 441 ; Scotch skipper's adven- 

 turous voyage to, 441,442; huge ser- 

 pent drifted to, and negroes in, 608. 



Vines, region of, 491. 500. 505; original 

 countries of, 568. 



Virgil mentions shooting-stars, 130 ; and 

 Orion, 154; cited, 464. 467, 468. 508, 

 509. 690. 



Vitality, tenacious, of plant seeds, 569, 

 570. 



Vogel-bergs, or bird-rocks, 580. 



Volant, view of basaltic rocks on the 

 river, 626. 



Volcanic rocks, 655, 656. 



Volcano, origin of the term, 209. 433 ; 

 peculiarities of a, 209 ; list of volcanos, 

 by Professor Jamieson, 210 ; account 

 of a huge volcano in Hawaii, 210 ; and 

 of another in Sumbawa, 210, 211 ; vol- 

 canoes in South America, 211 ; Coto- 

 paxi, description and view of, 21 1 ; 

 volcanoes, various chains of, 212 ; 

 Italian and other volcanoes, 212 ; re- 

 flections, 213, 214 ; volcanoes of Jo- 

 rnllo, 239, 210. 246; of Etna, 240, 

 426 ; changes caused by, 423435 ; 

 by Vesuvius, 423425 ; Skaptar 

 Yokul, 425, 426 ; Roman, 427 ; in Au- 

 vergne, 427429 ; at Catecucaumene, 

 429, 430 ; phenomena of, 654 ; erupted 

 matter of volcanoes, 778782. 



Volga, the seventy mouths of the river, 

 302; its source, 312. 



Volney, M., his account of the Simoom 

 in Egypt, 447, 448. 



Vosges mountains, situation and geology 

 of the, 708, 709. 



Volta, M., 30 ; his theory of hail, 478. 



Vulcanists, the followers of Hutton, 618. 



geol 

 Wallis 



Wacke, a species of basalt, 653. 



Wales, slate rocks of, illustrated, 630; 

 ;eology of, 662, et al. 

 r allis, Captain. 385. 



, Dr., surmised the true causes of 



tides, 352. 



Ward, Dr., 713. 



Warm regions, climate of, 505. 



Washington, crumbling stone of the 

 capitol at, 620. 



W'ater, its different states, 259 ; amount 

 of, discharged by (he principal rivers 

 in the world, 303 ; colour of lake, 322. 

 331 ; of oceanic, 330 3 J2; movement 

 of sea, 349; action of frozen. 408; 

 amount of rain annually tailing in 

 Britain, 462 ; is formed of oxygen and 

 hydrogen, 622. 



Waterloo Bridge, its two granites, 644. 



Waters, collective, of the globe, divided 

 into the northern, western, and south- 

 eastern basins, 197. 



Waterspouts, account of, with an illus- 

 tration, 457, 458. 



Watson, Rev J., 451. 



Watt, Mr. Gregory, 627. 



Waves, how formed, 349 ; their charac- 

 teristics, 349, 350 ; height of, 369; 



Wealden clays, perfect fossil shells found 

 in, 639; oolitic group,718. 724. 728,729. 



Weaver, salt rocks near the river, 712. 



Weeding well, Derbyshire, 268. 



Weight of various quadrupeds, 584. 



Wells, Dr., his theory of dews, 480, 481. 



Welsh lakes, characteristics of the, 324, 

 325. 



Wenlocli group of Silurians, 675 ; corals, 

 678. 



Werner of Freiberg, the illustrious 

 founder of modern geology, 617, 618: 

 his Neptunian theory, 618; arrange- 

 ment of, and Lehman's, 648. 



West Indies, hurricanes in the, 453455. 



Westmannsharn in the Faroe islands, ex- 

 traordinary bird colony at. 580, 581. 



Westminster Hall, stone of, 711. 



Westphal and Hoffman, their account of 

 the site of Rome, 427. 



Wetter, Lake, 320. 



803 



Weymouth, burning hill at, 719. 



Whale fishery, losses and perils of the, 

 340. 344, 345. 



Whale tribes, the, 578. 



Wheat grown from grains found in 

 Egyptian sepulchres, 570. 



Whichwood forest, 724. 



Whinstones, 652. 



Wliitby abbey, view of, 386 ; its founda- 

 tion and position, 394 ; ammonites 

 found near, 617. 720 ; burning cliff at, 

 719 ; lias of, 720 ; strata near, 727. 



White mountain in the Alleghanies, view 

 of the, 419. 



Wight, geology of the isle of, 738. 742. 

 774, et al. 



Wildness of birds instinctive, 582. 



Wilkes, Charles, an American explorer, 

 his researches, 196. 269. 380, 381. 



Wilkinson, Sir Gardner, 308. 



Will-o'-the-wisp. See Ignis Fatuus. 



Willeys, family of the, killed by a land- 

 slip, 420, 421. 



Williams, Dr., 495. 



, Rev. John, 455. 



Willoughby and Ray, their theory of the 

 ignis fatuus, 543. 



Wilson, Sir Robert, 479. 



Winandermere, and other English lakes, 

 310. 



Winch, Mr. N.Y., his coal statistics, 697. 



Wind, table of the velocity of the, 437. 



Winds, influence tides, 293. 357 ; are of 

 three kinds, permanent, periodical, and 

 variable {see Atmosphere) ; of Great 

 Britain, tables of prevailing, 459. 460; 

 influence evaporation, 462 ; the. affect 

 temperature, 496 ; also distribution of 

 animals, 592. 



Winifred, well of St., account and view 

 of, 264, 265. 



Winters, severe, in England, 498 ; chro- 

 nological list of, in various regions, 

 509513. 



Witham, Mr., 706. 



Wolf, the, 592. 



Wollaston, Dr., 164, 165. 543. 



Women, complexions of, 599. 601. 



World, one of the smallest provinces in 

 the great empire of nature, 2 ; chart of 

 the, 195. 



Wrath, Cape, 658, 659. 681. 



Wrekin, hill of the, 680; 



Wye, contorted strata of the river, 627 ; 

 gorge of the, 630. 



Xanthous, or fair-haired races of men, 

 599. 



Yellow Sea, the, 371. 



Yokuls of Iceland, 207. 



York minster, stone of, 711. 



Yorkshire, chalk of, 734, 735} peat of, 



769 ; sea-beach of, 773. 

 Young, Dr., 727. 



Zamang del Guayre, the famous tree, 

 550. 



Zante, bituminising springs in the island 

 of, 275. 



Zig-zag lamination in strata, 625. 



Zimmerman, 588* 



Zodiac, the, an imaginary zone or girdle 

 in the heavens, origin of the signs of 

 the, 5. 143 ; list of constellations in the, 

 148, 149 ; Aries, 149, 150 ; Taurus, 

 Gemini, Cancer, 150 ; Leo, Virgo, 

 Libra, Scorpio, Sagittarius, Capri- 

 cornus, 151, 152; Aquarius and Pisces, 

 152. 



Zones of the globe, amount and relative 

 proportion of land m the several, 196 ; 

 tables of plants found in the various, 

 551 ; torrid zone, vegetation in the, 

 553 ; insect life in, 573 ; human food in 

 the various, 597. 



Zoophytes, or plant animals, 572 ; fossil, 

 637. 



Zng, Lake of, 408, 409. 



Zuider Zee, the, 390, 



THE END* 



