. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. Half ciTicLW^^, Fa/. Phragmoceras hector, Billions. Pal. l^oss. Vol i. 1862, p. 163. For figure see S. A. Miller's N. A. Geol. & Pal. 1^89, p. 453. Guelph. -formation.— Vi. Phragmoceras natator, Hall, {Bellerophon expansusf V(i{ ,^ i. ..; .-^ .. .^«^ //. Hall, 1843. Not JB. expansus^ Sowerby,) 15th Annual Report, 1862, p. 60, pL 6, figs. 12, aper- ture ; 13, back; 14, section lengthwise. '' The accidental breaking of the apex of a specimen disc
. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. Half ciTicLW^^, Fa/. Phragmoceras hector, Billions. Pal. l^oss. Vol i. 1862, p. 163. For figure see S. A. Miller's N. A. Geol. & Pal. 1^89, p. 453. Guelph. -formation.— Vi. Phragmoceras natator, Hall, {Bellerophon expansusf V(i{ ,^ i. ..; .-^ .. .^«^ //. Hall, 1843. Not JB. expansus^ Sowerby,) 15th Annual Report, 1862, p. 60, pL 6, figs. 12, aper- ture ; 13, back; 14, section lengthwise. '' The accidental breaking of the apex of a specimen disclosed an extension of the lip on the ventral side into the cavity of the shell, forming a septum as in the typical forms of PJiragmoceras.'^'' Perhaps Sowerby's Bellero- phon may turn out to be also a PJiragmoceras (Hall). Ham- ilton coarser sJiales^ Chenango and Portage shale, Genesee Co., N. Y.—F///^,/.. 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