. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. Metop. 402. Megalopteris minima, Andrews. See Appendix. Megalopteris ovata, Andrews, See Appendix. Metoptoma cornutaeforme. Walcott. Potsdam Fauna Saratoga Co., N. Y. f'^"-1888. Figs. 10, 11. See Bull. , page 62. Upp e r Cambrian {Pots- dam) formation, and confined to it. To be sought for in Pennsylvania along the north-west flank of the South mountain, and along the North and South Chester Valley Hill ranges.— U. C. Metoptoma erato, Billings. Ge
. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. Metop. 402. Megalopteris minima, Andrews. See Appendix. Megalopteris ovata, Andrews, See Appendix. Metoptoma cornutaeforme. Walcott. Potsdam Fauna Saratoga Co., N. Y. f'^"-1888. Figs. 10, 11. See Bull. , page 62. Upp e r Cambrian {Pots- dam) formation, and confined to it. To be sought for in Pennsylvania along the north-west flank of the South mountain, and along the North and South Chester Valley Hill ranges.— U. C. Metoptoma erato, Billings. Geology of Canada, 1863, /c/-::^ _ .^ 95 page 145, figure 95 ^, side view, S, back view. Trenton group, lie. Description in Pal. Fossils, Vol. 1. 1862, Black Rivnr group, 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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