. Key to the upper Devonian of southern New York. Paleontology; Paleontology. T7' ^ â .-> J'1'' <*â¢< ^°' pit. *. 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 Harris, Gilbert D. (Gilbert Dennison), 1864-1952. Ithaca, [N. Y. ] Harris

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Keywords: ., bookcentury1800, bookdecade1890, booksubjectpaleontology, bookyea