. Elements of geology, or, The ancient changes of the earth and its inhabitants as illustrated by geological monuments. Geology. Ammonites Buc7clandi, Sow. " bisulcatus, Brug. I diam. of original. a. Side view. &. Front view, showing month and bisnlcated keel. Characteristic of the lower part of the Lias of England and the Continent. Fig. A. PZanorbis, Sow. | diam. of original. From the base of the Lower Lias of England and the Continent. These two shells have a wide range on the Continent of Europe, occurring in beds which occupy similar positions in the Liassic series. The Ext
. Elements of geology, or, The ancient changes of the earth and its inhabitants as illustrated by geological monuments. Geology. Ammonites Buc7clandi, Sow. " bisulcatus, Brug. I diam. of original. a. Side view. &. Front view, showing month and bisnlcated keel. Characteristic of the lower part of the Lias of England and the Continent. Fig. A. PZanorbis, Sow. | diam. of original. From the base of the Lower Lias of England and the Continent. These two shells have a wide range on the Continent of Europe, occurring in beds which occupy similar positions in the Liassic series. The Extracrinus JBriareus (removed by Major Austin from Penta- crinus on account of generic differences) occurs in tangled masses, forming thin beds of considerable extent, in the Lower Lias of Dor- set, Gloucestershire, and Yorkshire. The remains are often highly charged with pyrites. This Crinoid, with its innumerable tentacular Quart. Journ., voL xvi. p. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Lyell, Charles, Sir, 1797-1875. New York, D. Appleton and co.
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Keywords: ., bookcentury1800, bookdecade1860, booksubjectgeology, bookyear1868
