Geological Survey of New-York.

PALEONTOLOGY:

VOLUME III.

CONTAINING DESCRIPTIONS AND FIGURES OF THE ORGANIC REMAINS
OF THE LOWER HELDERBERG GROUP AND THE ORISKANY SANDSTONE.

1855-1859.

BY JAMES HALL.

PART I: TEXT.

ALBANY:

PRINTED BY C. VAN BENTHUYSEN.

1859.

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