. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. 515 Orthis. characters belonging to Trematospira^ but with a more distinct area than has been observed in any species of that genus; while there is no sinus (groove) upon the ventral ; Hall. Also, Pal. Ohio, Vol. 2, 1875, p. 76, pi. 1, fig. 9 Vz, J, <3, back, profile, hinge (showing very restricted area); d^ M^ front views; fig. 20, dorsal view of Vr-^^ one of the original specimens on which the species was founded.— Cincinnati^ Illh. Orthis ema
. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. 515 Orthis. characters belonging to Trematospira^ but with a more distinct area than has been observed in any species of that genus; while there is no sinus (groove) upon the ventral ; Hall. Also, Pal. Ohio, Vol. 2, 1875, p. 76, pi. 1, fig. 9 Vz, J, <3, back, profile, hinge (showing very restricted area); d^ M^ front views; fig. 20, dorsal view of Vr-^^ one of the original specimens on which the species was founded.— Cincinnati^ Illh. Orthis emacerata, Hall, 13th Rt. 1860, p. 121; 15th 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
