Kapitel in diesem Buch

1. Frontmatter I
2. EXTRACT FROM THE LAWS OF THE SOCIETY RELATING TO THE TRANSACTIONS V
3. OFFICERS OF THE AMERICAN PHI L O S O P H I C A L SOCIETY, FOR THE YEAR 1853 VI
4. LIST OF MEMBERS OF THE AMERICAN PHILOSOPHICAL SOCIETY VII
5. OBITUARY NOTICE IX
6. CONTENTS XI
7. TRANSACTIONS OR THE AMERICAN PHILOSOPHICAL SOCIETY 1
8. ARTICLE II. Supplementary Note on the Construction and different Forms of the Magic Cyclovolute. By E. Nulty. Read December 6, 1844. 17
9. ARTICLE III, Materials towards a History of the Coleoptera Longicornia of the United States. By S. S. Haldeman. Read January 17, 1845 27
10. ARTICLE IV. Description of New Fresh Water and Land Shells. By Isaac Lea. Read May 2d, 1845 67
11. ARTICLE V. Memoir explanatory of a New Perpetual Calendar, Civil and Ecclesiastical, Julian and Gregorian. By William Mcllvaine. Read August 15, 1845 103
12. ARTICLE VI. On the Corpus Luteum. By Ch. D. Meigs, M.D., Mem. Am. Phil. Soc., Prof, of Mid. and Diseases of Women and Children in Jefferson Med. Coll. Read January 15th, 1847 131
13. ARTICLE VII. Investigations which led to the detection of the coincidence between the computed place of the Planet Leverrier, and the observed place of a Star recorded by Lalande, in May, 1795. By Sears C. Walker. Read February 19th, 1847 139
14. ARTICLE VIII. Memoir on the Reproduction of the Opossum. Dideiphis Virginiana. By Ch. D. Meigs, M.D. Read March 19, 1847 153
15. ARTICLE IX. On some, of the Results of a Series of Experiments relative to different parts of Gunnery. By Captain Robert F. Stockton, of the United States Navy. Communicated by Professor Henry. Read June 19th, 1846 163
16. ARTICLE X. On the decomposing power of Water at high temperatures, by Richard A. Tilghman. Read August 20, 1847 169
17. ARTICLE XI. On the Neutral Sulphate of the Oxide of Ethyle, and the products of its decomposition by water. By Charles M. Wetherill, Doctor of Philosophy. Read July 21, 1848 173
18. ARTICLE XII . De Calcalo Eclipsium Besseliano Commentatici. Auctore Dr. Gustavo Adolpho Jahn. Lipsise, 1848. Read Feb. 2d, 1849 179
19. ARTICLE XIII. On the longitude of Washington, computed from the moon-culminations observed during the years 1839—1842 inclusive, by Lieut. J. M. Gilliss. Read April 20th, 1849 207
20. ARTICLE XIV. On the Accuracy of the Tabular Longitude of the Moon, to be obtained by the construction of' New Lunar Tables. By Miers Fisher Longstreth. Read January 3, 1851 221
21. ARTICLE XV. On the Organization of the Genus Gregarina of Dufour. By Joseph Leidy, M. D. Read January 3, 1851 229
22. ARTICLE XVI. Some Observations on Nematoidea Imperfecta, and Descriptions of three Parasitic Infusorise. By Joseph Leidy, M. D 237
23. ARTICLE XVII. Meteorological Observations, Napa-Keang, (Loo-Choo,) 1848-49. Made by Dr. Bettelheim. Read Jan. 1 Qth, 1852. 241
24. ARTICLE XVIII. Descriptions of New Species of the Family Unionidse. By Isaac Lea. Read March 5th, 1852. 247
25. ARTICLE XIX. Description of a New Genus (Basistoma,) of the Family Melaniana, together with some New Species of American Melanise. By Isaac Lea. Read March 5th, 1852 289
26. ARTICLE XX. Description of a New Species of Helix, from California, and a new Characteristic Form of certain American Colimacese. By Isaac Lea. Read March 5th, 1852 297
27. ARTICLE XXI. On the Fossil Foot-Marks in the Red Sandstones of Pottsville, Schuylkill County, Penna. By Isaac Lea. Read April 2d, 1852 301
28. ARTICLE XXII. Description of an extinct species of American Lion: FELIS ATEOX. By Joseph Leidy, M. D. Read May 7, 1852 313
29. ARTICLE XXIII. A Memoir on the extinct Dicotylinse of America. By Joseph Leidy, M. D. Read May 21, 1852 317
30. ARTICLE XXIV. Chemical Examination of two Minerals from the neighbourhood of Reading, Pa.; and on the occurrence of Gold in Pennsylvania. By Charles M. Wetherill, Ph. D. 339
31. ARTICLE XXV. On a New Variety of Asphalt: (MELAN-ASPHALT.) By Charles M. Wetherill, Ph. D. Read July 16, 1852 347
32. ARTICLE XXVI. On the Decomposition of-the Alkaline Sulphates by Hydrochloric Acid and Chlorine. By R. A. Tilghman. Read June 18, 1852 353
33. ARTICLE XXVII. Notes on the Classification of the Carabidse of the United States. By John L. Le Conté, M. D. Read March 18, 1853 357
34. ARTICLE XXVIII. Revision of the Elateridoe of the United States. By John L. Le Conte, M. D. Read October 21 st, 1853 397
35. APPENDIX 497
36. INDEX OF GENERA 500