396 Miscellanies. 



specific are given by signs and abbreviations. Ttiese are preceded 

 by a condensed view of the Artificial method, and followed by the 

 Natural one. Albany, Oliver Steele. 12mo. pp. 268, 1834. 



• Observations on the genus Unio, together with descriptions of new 

 genera and species in the families Naiades, Conchee, Collimacea, 

 L}Tnn3eana, Melaniana, and Peristomiana : consisting of four me- 

 moirs read before the American Philos. Soc. from 1827 to 1834, 

 and originally pubhshed in their Transactions : with nineteen color- 

 ed plates, by Isaac Lea, M. A. P. S., Philadelphia. Printed for 

 the author. 4to. pp. 232, 1834. 



Synopsis of the Organic Remains of the Cretaceous Group of the 

 United States ; illustrated by nineteen plates, to .which is added an 

 Appendix, containing a tabular view of the Tertiary fossils hitherto 

 discovered in North America. By Samuel George Morton, M. D. 

 Philadelphia, Key h Biddle. Roy. 8vo. pp. 104, 1834. 



Mecanique Celeste. By the Marquis de La Place. Translated, 

 with a Commentary, by Nathaniel Bowditch, LL. D. Vol. 3, 4to. 

 pp. XXX and 910, and 107 of tables. With a Portrait of La Place. 

 Boston, Hilhard, Gray, Little and Wilkins, 1834. 



Transactions of the Geological Society of Pennsylvania. Vol. I, 

 Part I, August, 1834. Philadelphia, Published by the Society. 

 8vb. pp. 180, w^ith six lithographic plates. 



The American Almanac and Repository of LTseflil Knowledge, 

 for the year 1835. Boston, Charles Bowen. 12mo. pp. xii and 

 336,1834. 



Ancient Mineralogy, or, an Inquiry respecting Mineral Substan- 

 ces mentioned by the Ancients : with occasional remarks on the uses 

 to which they were applied. By N. F. Moore, LL. D. New 

 York, G. h C. Carvill h Co., 1834, 12mo. pp. 192.. 



21 Republications of Foreign Works. — The Connection of the 

 Physical Sciences. By Mrs. Somerville. Philadelphia, 12mo. pp. 

 356, Key & Biddle, 1834. 



Chemistry, Meteorology, and the Function of Digestion, consid- 

 ered with reference to Natural Theology. By Wm. Prout, M. D. 

 F. R. S., (being 8th of the Bridgewater Treatises.) Philadelphia, 

 Carey, Lea &i Blanchard, 1834, 12mo. pp. 307. ■ 



