Dante, quotation from, 322.
Darwin, Charles, fossil vegetation in the travertine of Van Diemen's Land, 224; central volcanoes regarded as volcanic chains of small extent on parallel fissures, 238; instructive materials in the temperate zones of the southern hemisphere for the study of the present and past geography of plants, 282, 283; on the fiord formation at the southeast end of America, 293; on the elevation and depression of the bottom of the South Sea, 297; rich luxuriance of animal life in the ocean, 309, 310; on the volcano of Aconcagua, 330.
Daubeney on volcanos. See Translator's notes, 161, 203, 204, 210, 218, 224, 228, 230, 233, 234, 235, 236, 244, 245.
Daussy, his barometric expriments, 208; observations on the velocity of the equatorial current, 307.
Davy, Sir Humphrey, hypothesis on active volcanic phenomena, 235; on the low temperature of water on shoals, 309.
Dead Sea, its depression below the level of the Mediterranean, 296, 297.
Dechen, Von, on the depth of the coal-basin of Liege, 160.
Delcrois. See Coraboeuf.
Descartes, his fragments of a contemplated work, entitled "Monde," 68; on comets, 139.
Deshayes and Lyell, their investigations on the numerical relations of extinct and existing organic life, 275.