OF NORTH AMERICA, 
127 
1838 — Comstock, j. L. — Outlines of Geology; second edition, 8”. New York. . 
1838 - Conrad, t. a. — Fossils of the Medial Tertiary of the United States; Philadelphia. 
1839 — Daubeny, Charles — Sketch of the Geology of North America; 8®. Oxford. 
1841 — Kocli, A. G. — Description of the Missourimn or Missouri Leviathan; 8®. Louisville. 
1812 — Morton , s. g. — Description of some new species of organic remains of the Cretaceous group of the United 
States (Extract from the Jouni. of the Acad, of Nat. Sc. of Philadelphia.} ; 8®. 
Philadelphia. 
1842 — Lyell ^ Sir Charles — Lectures on Geology; 8®. New York. 
1843 — Custclll^^U , F. de — Essai sur le Systeme Silurien de I'Amcrique Septentrionale : 4®. Paris. 
1843 — Koch, A. C. — Descriplio7i of the Missouriutn Thcristocaulodon ; 8®. Dublin. 
1844 — Jolinson, W. R. ~ Report on American Coals to the Navy Department of the United States;B,°. Washington. 
1845 — Lycll^ Sir Charles - Travels in North America in the years 1841 — 184*2, with geological observations on the 
United Stales, Canada, and Nova Scotia; 2 vol. , 8®. London and New York. 
A German translation has appeared under the title: Reisen in Nordamerika. 
Deutsch, von WoHL Ilalle, 1846. 
1815 - Lyell, Sir Charles — On the Cretaceous strata of New Jersey and other parts of the United Slates bordering 
the Atlantic (Extract from: The Quart. Journ. of the Geol. Soc. of London, 
vol. L), 8®. London. 
1845 — L/ycll^ Sir Charles ~ On the While Limestone and other Eocene or Older Tertiary formations of Virginia ^ 
South Carolina, and Georgia (Extract from: The Quart. Journal of the Geol. 
Soc. of London , vol. I); 8®. London. 
1845 — Lyell , Sir Charles — On llie Miocene Tertiary strata of Maryland, Virginia, and \orth and South Carolina 
(Extract from: The Quart. Journal of the Geol. Soc. of London , vol, I.) ; 8°. London. 
18-15 — Koch , A. C. — Die Reisenth. der Unveil oder das Missourium Thcristocaulodon und die Maslodontoiden ; 
8®. Berlin. 
1817 — Verneuil, Ed. de — Note sur le paralhlisme des rochcs des depots paleozoiques de VAmerique Septentrionale 
avec ceux de VEurope (Exlrait du: Bulletin dela Soc. Geol. de France, 2® serie, 
tome IV.); 8®. Paris. 
1847 — Koch, A. C. — Reise durch cinen Thcil der Vereinigten Staalcn von Nordamerika, in den Jahrcn 1845-1846 
(Geol.) ; 8®. Dresden. 
18-18 — Taylor, R. C. — Statistics of Coal; 8®. Philadelphia. Second edition, revised and brought down to 
1854, by S. S. Haldemann. Philadelphia, 1855. 
1848 — HitcllCOck^ Edward — The Fossil Footmarks of the United States and the Animals that made them (Ex- ■ 
tract from : Trans, of the Amer. Acad, of Arts and Sciences , 2‘‘ series , vol. III.); 
4®. Boston. 
