. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. NUCUL. 476 Nuculites ? In Hamilton shale near Union school- house, St. Olair, Bedford Co., Pa. T2, p. 129.— VIIIc. Nuculites ? Sp. 883-8 (showing; crenulations of hinge line) from Tioga Co.,N. Y., in Chemung, VIIIg. Obolella chromatica, Billings, Pal. Foss. Vol. I, 1861, Potsdam forma- tion. W a 1 c o 11, Jour. A. S. Vol. 29, Feb. 1885, p. 116, reproducing Ford's figures (Am. Jour. Sci. Vol. 21, 1881, p. 131.) Fig. 1, plan of interior of /FHi. dorsal valve; f
. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. NUCUL. 476 Nuculites ? In Hamilton shale near Union school- house, St. Olair, Bedford Co., Pa. T2, p. 129.— VIIIc. Nuculites ? Sp. 883-8 (showing; crenulations of hinge line) from Tioga Co.,N. Y., in Chemung, VIIIg. Obolella chromatica, Billings, Pal. Foss. Vol. I, 1861, Potsdam forma- tion. W a 1 c o 11, Jour. A. S. Vol. 29, Feb. 1885, p. 116, reproducing Ford's figures (Am. Jour. Sci. Vol. 21, 1881, p. 131.) Fig. 1, plan of interior of /FHi. dorsal valve; fig. 2, ditto of dorsal valve. Geol. Can. 1863, page ^^ 284, fig. 288, a, ventral -^5Il?5'^: JMh^ valve; 5, dorsal; o, in- terior of ventral? with muscular scars; d, outline restored from detached valves. (The two figures 239 ^, Z>, are of Olo- lella pretiosa. which see below.) Quebec group^ called ^^Pots- dam " by Logan. L Walcott's Bull. 30, U. S. G. S. page 112,. 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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