Ferdinandes, igneous island of, 242.
Floras, geographical distribution of, 350.
Forbes, Professor E., reference to his Travels in Lycia, 223; account of the island of Santorino, 241, 242.
Forbes, Professor J., his improved selsmometer, 205; on the correspondence existing between the distribution of existing floras in the British Islands, 348, 349; on the origin and diffusion of the British flora, 353, 354.
Forster, George, remarked the climatic difference of temperature of the eastern and western coasts of both continents, 321.
Forster, Dr. Thomas, monkish notice of "Meteorodes," 123.
Fossil remains of tropical plants and animals found in northern regions, 46, 270-284; of extinct vegetation in the travertine of Van Diemen's Land, 224; fossil human remains, 250.
Foster, Reinhold, pyramidal configuration of the southern extremities of continents, 290, 291.
Fourier, temperature of our planetary system, 155, 172, 176.
Fracastoro on the direction of the tails of comets from the sun, 101.