. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. page 306, plate 26, fig. 7, enlarged 4 times, back valve of reg- ularly ovate specimen; fig. 8—11, enlarged, back, front,belly, and side view of a somewhat larger specimen, of the common kind. Niagara^ Vh. R. aoutiplicata^ Hall. R. acutirostris^ Hall. R. aequival- vis. Hall. R. oequiradiata, Hall. R. ainslmi, Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and a
. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. page 306, plate 26, fig. 7, enlarged 4 times, back valve of reg- ularly ovate specimen; fig. 8—11, enlarged, back, front,belly, and side view of a somewhat larger specimen, of the common kind. Niagara^ Vh. R. aoutiplicata^ Hall. R. acutirostris^ Hall. R. aequival- vis. Hall. R. oequiradiata, Hall. R. ainslmi, 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
