CONTENTS. V 



Page. 



12. Lindley ; An Introduction to Botany, .... 179 



13, 14, 15. Meyen : Neues System der Planzen-Physiologie — 

 Treviranus (Lud. Christ.) : Physiologic der Gewachse — 

 Link : Grundlehren der Krauterkunde, or Eleraenta Philoso- 

 phise Botanicae, ........ 181 



16. Proceedings of the Boston Society of Natural History, . 182 



17. Association of American Geologists, .... 189 



18. Fossil Infusoria of West Point, New York, . . . 191 



19. 20, 21. Another work on Chemistry — Progress of U. S. Ex- 



ploring Expedition — Magnetic Observations, . . 193 



22. Auroral Belt of May 29, 1840, 194 



23, 24. Petroleum Oil Well — Fresh-water and Land Shells from 



the neighborhood of Chilicothe, Ohio, .... 195 



25. Notices of Proposals for Reforming the Orthography of the 

 English Language, 197 



26. Flora of North America, 198 



27. Specimens of Minerals and Rocks, . . . . . 199 



28. Carburetted Hydrogen, 200 



29. French Exploring Expedition to the Antarctic Regions, . 201 



30. Proceedings of the Microscopical Society of London, . 203 



31. On the remarkable diftusion of Coralline Animalcules from 



the use of Chalk in the ai'ts of life, .... 205 



32. 33. Analysis of the Upas, (Juice of the Antiaris toxicaria) — 



Advantages of iron compared with wood Steamers, . 206 



34. Medical and Physiological Commentaries, . . . 209 



35, 36, 37. Application of the science of Mechanics to practical 



purposes — Entomological Cabinet — Hog Wallow Prairies, 211 

 38. Obituary — William Maclure, Esq., . . . . . 212 



NUMBER II. 



Art. I. Account of the Trumbull Gallery of Paintings in Yale 



College, City of New Haven, 213 



II. On the Identity of Edwardsite with Monazite, (Men- 

 gite,) and on the Composition of the Missouri Meteo- 

 rite ; by Prof. Charles Upham Shepard, . . 249 



III. Characteristics of the Language of Ghagh or Accra ; by 



Prof. J. W. GiBBs, 255 



IV. Remarks on the Central Forces of Bodies revolving 



about Fixed Axes ; by Joseph Martin, M. D., . 262 



