. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. DiPH. 204 The description given by Hall (35th Annual Report of the New York State Museum, 1884, page 458) is ''- Corallum simple, sub-cylindrical, straight or curyed, gradually or more rapidly- expanding ; when decorticated presenting a distinct invaginated appearance; len gth of one individual 60 mm.; calix bell-shaped, diameter 20 mm., depth 10 mm.; number of lamellae from 60 to 70, of nearly uniform size at the margin, alternating below, the principal ones
. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. DiPH. 204 The description given by Hall (35th Annual Report of the New York State Museum, 1884, page 458) is ''- Corallum simple, sub-cylindrical, straight or curyed, gradually or more rapidly- expanding ; when decorticated presenting a distinct invaginated appearance; len gth of one individual 60 mm.; calix bell-shaped, diameter 20 mm., depth 10 mm.; number of lamellae from 60 to 70, of nearly uniform size at the margin, alternating below, the principal ones extending to the vertical internal wall; den- ticulations prominent, 10 in the space of 5 mm.; inclosed in- ternal area oval or horse shoe-shaped, from 4 to 6 mm in diam- eter, anterior side indented by a deep, narrow fossette.—For- mation and locality. Corniferous limestone. Falls of the Ohio. — Villa:' Diphyphyllum archiaci. Billings. Collett's Indiana Re VIII port of 1881, page 387, plate 50, fig. 1, side of corallum and upper ends of corallites cut off. Hamilton in Canada. (Found in all the Devonian strata of Indiana. CoUett.)— 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
