. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. Hed from three to tour times,—{c Hyolithes impar. Fori,)— Lower Z. C.—See foot-7iote to page 1S4. Hyolithes communis, var. emmonsi. (Salterella^Yord. hAC .^ Am. J. S. 1S71, Vol, 2, ^p °' p. 33. Hyol. emmonsi pUte \K. Ford. Am. J. S. 1873, V. 214, figs. 31? to 3 e.) Walcott, Bull. U. S. G. ^ S. No. 30, page 137, plate 14, fig. 4, back view, showing three layers of shell and a septum; fig. 4 a^ front view of a specimen showing constriction at point;

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. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. Hed from three to tour times,—{c Hyolithes impar. Fori,)— Lower Z. C.—See foot-7iote to page 1S4. Hyolithes communis, var. emmonsi. (Salterella^Yord. hAC .^ Am. J. S. 1S71, Vol, 2, ^p °' p. 33. Hyol. emmonsi pUte \K. Ford. Am. J. S. 1873, V. 214, figs. 31? to 3 e.) Walcott, Bull. U. S. G. ^ S. No. 30, page 137, plate 14, fig. 4, back view, showing three layers of shell and a septum; fig. 4 a^ front view of a specimen showing constriction at point; both magni- Aed three times.—Even bedded and Conglomerate limestone, Troy, Loioer Cambrian, L. G.—See foot-note to page ISJ^, Hyolithes danianus. {Camarotheca daniana.^ Matthew,. Lm>* w * la ''?.X. 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