. North American geology and palaeontology for the use of amateurs, students, and scientists [microform]. Paleontology; Paleontology; Geology; Paléontologie; Paléontologie; Géologie. ] GASTEROPODA. 417 I. N. Y., vol. 3, p. perplicatum, Hall, 1859, Pal. N. Y., vol. 3, !>. :!25, Low. Held. Gr. pileiforme. Hall. 1859. Pal. N. Y., vol. 3, p. ;{27, Low, Held. (ir. piso. Walcott, 1885, Monogr. U. S. Geo. Siir., vol. 8, p. 254, Subcarboniferoiiis, platvstoma, Hall, 1859, Pal. N. Y., vol. 3, p.';!26. Low. Held. Gr. platvstoma var. alveatum, Hall, 1859, Pal. N! Y., vol. 3, p. 326, Low. Held. Gr


. North American geology and palaeontology for the use of amateurs, students, and scientists [microform]. Paleontology; Paleontology; Geology; Paléontologie; Paléontologie; Géologie. ] GASTEROPODA. 417 I. N. Y., vol. 3, p. perplicatum, Hall, 1859, Pal. N. Y., vol. 3, !>. :!25, Low. Held. Gr. pileiforme. Hall. 1859. Pal. N. Y., vol. 3, p. ;{27, Low, Held. (ir. piso. Walcott, 1885, Monogr. U. S. Geo. Siir., vol. 8, p. 254, Subcarboniferoiiis, platvstoma, Hall, 1859, Pal. N. Y., vol. 3, p.';!26. Low. Held. Gr. platvstoma var. alveatum, Hall, 1859, Pal. N! Y., vol. 3, p. 326, Low. Held. Gr. , Hall, 1859, Pal. N. Y., vol. 3, p. :}L>."), Low. Held. Gr. plicatum, Conrad, 1840, (Calceola plicata,) Ann. Rep. N. Y., p. 207,and Pal. N. v., vol. 3, p. 334, Low. Held. Gr. priiiiii'vum, Billings, 1871, Can. Nat. and Ueol., vol. 6, p. 220, Georjiia Gr. priinordiale, Hall, 1863, lOlh Rep. N. Y. Mas. Nat. Hist., p. 136, Potsdam Gr. proclive, Ringueberg, 1886, Bull. Buf. Soc. Nat. Sci., vol. 5, p. 14, Niagara Vtx. pyramidatum, Hal!, 1859, Pal. N. Y., vol. 3, p. 336, Low. Held. (ir. quincyense, McChesney, 1861, New Pal. Foss., p. 90, and Geo. Sur. HI., vol. 3, )). .')10, Burlington Gr. (.uinqnesinuatum, Ulricli, 1886, Cont. to Am. Pal., p. 29, Up. Held. Gr. |v rellexum. Hall, 1859, Pal. N. Y., vol. 3, p. 477, Oriskany sandstone, retrorsum, Hall, 1859, Pal. N. X., vol. 3, p. 320, Low. Held. Gr. retrorsum var. abnorme. Hall, 1859, Pal. N. Y., vol. 3, p. 321, Low. Held. Gr. reversum, Hall, 1860, Supp. to Geo. Rep. Iowa, vol. 1, pt. 2, p. 91, Burlington Gr. rictum, Hall, 1862, 15th Rep. N. Y. Mus. Nat. Hist,, p. 35, and Pal. N. Y., vol. 5, pt. 2, p. 13, Ham. and Up. Held. Grs. robustum, Hall, 1859, Pal. N. Y., vol. 3, p. 313, Low. Held. Gr. senex, Winchell & Marcy, 1865, (Porcel- lia senex,) Mem, Bost. Soc, Nat. Hist., p. Ill, Niagara Gr. serratum, Ulrich, 1886, Cont. to Am, Pal., p. 30, Up. Held. Gr. sinuatum, Hall, 1859, Pal. N. Y., vol. 3, p. 314, Low. H


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Keywords: ., boo, bookcentury1800, booksubjectgeology, booksubjectpaleontology