. Elements of geology, or, The ancient changes of the earth and its inhabitants as illustrated by geological monuments. Geology. a. Nat. size. Xylobius Sigillarice, Dawson. Coal, Nova Scotia. &. Anterior part, magnified. c. Caudal extremity, magnified. presents the hexagonal cells magnified 500 diameters, so like those of the recent Pupa that a figure of the latter is unnecessary.! * Dawson, Air-Breathers of the Coal. \ Quart. GeoL Journ. 1853 vol. ix. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration
. Elements of geology, or, The ancient changes of the earth and its inhabitants as illustrated by geological monuments. Geology. a. Nat. size. Xylobius Sigillarice, Dawson. Coal, Nova Scotia. &. Anterior part, magnified. c. Caudal extremity, magnified. presents the hexagonal cells magnified 500 diameters, so like those of the recent Pupa that a figure of the latter is unnecessary.! * Dawson, Air-Breathers of the Coal. \ Quart. GeoL Journ. 1853 vol. ix. 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
