. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. 543 Okthoc. Vl!',» Orthoceras asmodeus. Clarke, Bull. 16, U. S. G. S. 1885, ^ p. 30, pi. 3, fig. 3, magnified SO; minute; only -^-^ inch long ; beauti- Qik B.,6. 3 f^lj diiferent from all other De- vonian orthocerata; rings marked by the finest lines lengthwise ; no septa visible. Genest e black shale, Ontario Co., N. Y.— VIII e, Orthoceras baculum, Hall, 15th An. Rt. N. Y. 1862, h'i3f/ /SJ-h. An Rt. OL8 74, plate 8, fig. 6. Siphuncle excentric; surface u
. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. 543 Okthoc. Vl!',» Orthoceras asmodeus. Clarke, Bull. 16, U. S. G. S. 1885, ^ p. 30, pi. 3, fig. 3, magnified SO; minute; only -^-^ inch long ; beauti- Qik B.,6. 3 f^lj diiferent from all other De- vonian orthocerata; rings marked by the finest lines lengthwise ; no septa visible. Genest e black shale, Ontario Co., N. Y.— VIII e, Orthoceras baculum, Hall, 15th An. Rt. N. Y. 1862, h'i3f/ /SJ-h. An Rt. OL8 74, plate 8, fig. 6. Siphuncle excentric; surface unknown. Shape wonderfully cylindrical, scarcely tapering at all; largest specimen nearly an inch thick. Schoharie grit VII h, Orthoceras becki, Billings. Can. Nat. & Geol. Vol. 4, G-eoLCanadcL. ^K 1859. Geology of Canada, 1863, page 121, fig. 35. Calciferous sandstone^ II a. Orthoceras bigsbyi, Stokes. Geology of Canada, 1863, 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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