. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. 505 Ormo. ;:'^;^ /â â i-^; /:;*^ Kii fcliiii^^^ i«t im\ .*^^()< <? I i awmfmi-mfymm ii i m m m Hi IK'111 I W1 '^mMi mmmmrnf^ Co., Pa. F2. Va, Ornithichnites, bird trades in stone. Owen's curious figure, medal-ruled, in his GeoL ^. Wise, Iowa and Minn., 1852, pi. 1, fig. 2, cannot by any possibility be a hird track, for it was found on a slab of red sandstone, on the N. W. shore of Lake Superior, where the rocks are of a presilurian age, and we
. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. 505 Ormo. ;:'^;^ /â â i-^; /:;*^ Kii fcliiii^^^ i«t im\ .*^^()< <? I i awmfmi-mfymm ii i m m m Hi IK'111 I W1 '^mMi mmmmrnf^ Co., Pa. F2. Va, Ornithichnites, bird trades in stone. Owen's curious figure, medal-ruled, in his GeoL ^. Wise, Iowa and Minn., 1852, pi. 1, fig. 2, cannot by any possibility be a hird track, for it was found on a slab of red sandstone, on the N. W. shore of Lake Superior, where the rocks are of a presilurian age, and we have no trace of the ex- istence of birds until long after the Coal Age. Owen, after studying many and various forms of it, all found in the sam^ rocks, concluded that they were all unknown seaweeds. Orodus elegantulus. N. and W., Pal. Ohio, Vol.[2, 1875, 12 ., r2a. p. 51, pi. 58, fig. 12,12 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 Lesley, J. P. (J. Peter), 1819-1903; Pennsylvania. Board of Commissioners for the Second Geological Survey. Harrisburg, Board of Commissioners for the Geological Survey
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectpaleontology, bookyea
