TY - BOOK AU - Hall,James TI - Descriptions of new species of Palæozoic fossils,: from the Lower Helderberg, Oriskany sandstone, Upper Helderberg, Hamilton and Chemung groups AV - QE725 .H3 PY - 1857/// CY - Albany PB - C. Van Benthuysen, printer KW - Paleontology KW - Paleozoic KW - New York (State) N1 - Extracted from the report of the regents of the University for 1856 ER -