AMERICAN GEOLOGY, CONTAINING A Statement of tljc Ptinriplco of tljc Science*, WITH FULL ILLUSTRATIONS OF THE CHARACTERISTIC AMERICAN EOSSILS. WITH AN ATLAS AND A GEOLOGICAL MAP OF THE UNITED STATES. BY EBENEZER EMMONS. VOL. I. Page 158, part 1. ALBANY: SPRAGUE & CO., 51 STATE STREET. 1855. J. MUNSELL, 78 STATE STREET.