Hall, J. 1852. Paleontology of New York. Vol. 2. Containing descriptions of the organic remains of the lower middle division of the New York system (equivalent in part to the Middle Silurian rocks of Europe). 362 pp. Van Benthuysen, Albany.
102104
Hall, J. 1852.
Paleontology of New York. Vol. 2. Containing descriptions of the organic remains of the lower middle division of the New York system (equivalent in part to the Middle Silurian rocks of Europe). 362 pp. Van Benthuysen, Albany.