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[ This is merely an illustration of the admirable laws, first laid down by Mr. Lyell, on the geographical distribution of animals, as influenced by geological changes. The whole reasoning, of course, is founded on the assumption of the immutability of species; otherwise the difference in the species in the two regions might be considered as superinduced during a length of time.]
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[ Vol. iv. p. 11, and vol. ii. p. 217. For the remarks on Guayaquil, see Silliman's Journ., vol. xxiv. p. 384. For those on Tacna by Mr. Hamilton, see Trans. of British Association, 1840. For those on Coseguina see Mr. Caldcleugh in Phil. Trans., 1835. In the former edition I collected several references on the coincidences between sudden falls in the barometer and earthquakes; and between earthquakes and meteors.]
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[ Observa. sobre el Clima de Lima, p. 67.—Azara's Travels, vol. i. p. 381.—Ulloa's Voyage, vol. ii. p. 28.—Burchell's Travels, vol. ii. p. 524.—Webster's Description of the Azores, p. 124.—Voyage a l'Isle de France par un Officer du Roi, tom. i. p. 248.—Description of St. Helena, p. 123.]
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[ Temple, in his travels through Upper Peru, or Bolivia, in going from Potosi to Oruro, says, "I saw many Indian villages or dwellings in ruins, up even to the very tops of the mountains, attesting a former population where now all is desolate." He makes similar remarks in another place; but I cannot tell whether this desolation has been caused by a want of population, or by an altered condition of the land.]
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[ Edinburgh, Phil. Journ., Jan., 1830, p. 74; and April, 1830, p. 258—also Daubeny on Volcanoes, p. 438; and Bengal Journ., vol. vii. p. 324.]