A Geognostical Essay On the Superposition of Rocks in Both Hemispheres Microfo
A Geognostical Essay On the Superposition of Rocks in Both Hemispheres Microfo
Humboldt, Alexander Von, 1769-1859
The book A Geognostical Essay On the Superposition of Rocks in Both Hemispheres Microfo was written by author Humboldt, Alexander Von, 1769-1859 Here you can read free online of A Geognostical Essay On the Superposition of Rocks in Both Hemispheres Microfo book, rate and share your impressions in comments. If you don't know what to write, just answer the question: Why is A Geognostical Essay On the Superposition of Rocks in Both Hemispheres Microfo a good or bad book?
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Grenoughi, Nautilus striatus, N. Truncatus, Trochus dimidi- atus, T. Bicarinatus, Trigonia cost at a, T. Clave l- lata, Terebratula intermedia, T. Spinosa, *T. Digona, 368 Ostrea gregaria, O. Palmata, Modiola ICJFVIS, M. Depressa, M. Minima, Pentacrinites caput Medusce, P. Basaltiformis, etc. Although the species of ammonites (twenty in number), belemnites, and pentacrinites, described as in lias, are not identical with those of the muschelkalk, it appears to me very remarkable that we find thr...ee families in rocks of nearly the same age, between the last strata of zechstein (alpine limestone) and the first or most ancient of the Jura limestone. MM. Pre- vost, Lamouroux, and Brongniart will soon enrich zoological geognosy by the profound researches they have made on the shells and zoophytes found on the coast of France, between Dieppe and the Cotentin, in Franche-Comte, and in Switzerland. We shall in the meantime content ourselves with mentioning here the fossil bodies which occur in the Jura limestone of the continent, from Geneva as far as Franconia, according to notes which I took from a catalogue of M.
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