220 



Revision of the North American Tailed Batrachia, with De- 

 scriptions of new Genera and Species. By S. F. Baird. 4to. 

 Pamph. Philadelphia, 1849. From the Author. 



Silliman's American Journal of Science and Arts. Vol. VIII. 

 No. 24. New Series. November, 1849. From the Editors. 



Description de PEgypte. Etat moderne et Histoire Naturelle. 

 Planches, 2" Livraison. Folio. Paris, 1812. From E. R. Mayo. 



Plants of Wisconsin. 8vo. Pamph. By I. A. Lapham. 

 From the Author. 



Bulletin de la Societe Geologique de France. Tome VI. 

 Feuilles 19-26 (19 Feb'. -2d April, 1849) 8vo. 2eme serie. 

 Pamph. Paris. Societe Geologique. 



Catalogue of Skulls of Men and the inferior Animals in the 

 Collection of Samuel G. Morton. 3d Edition. 8vo. Pamph. 

 Philadelphia, 1849. From S. G. Morton. 



Biographical Notice of George McClellan, M. D. By S. G. 

 Morton, M. D. 8vo. Pamph. Philadelphia, 1849. From the 

 Author. 



Observations on a new living species of Hippopotamus of 

 Western Africa. By Samuel G. Morton, M. D. 4to. Pamph. 

 Philadelphia, 1849. From the Author. 



Icones Plantarum. By Sir William Jackson Hooker. 4 Vols. 

 8vo. London, 1837. Deposited hy Republican Institution. 



British Phanerogamous Botany. By W. Baxter. 2nd Edition. 

 6 vols. 8vo. Oxford, 1834. Deposited hy Republican Insti- 

 tution. 



De Candolle, Prodromus Systematis Naturalis Regni Vegeta- 

 bilis. Pars duodecima. 8vo. Parisiis. 1848. Deposited by 

 Republican Institution. 



Natural History of the Mammalia. By G. B. Waterhouse. 

 8vo. 2 vols. London, 1846. Deposited by Republican Insti- 

 tution. 



Traite Elementaire d' Anatomic Comparee. Par C. J. 

 Carus. 2 vols. 8vo. Bruxelles, 1838. Deposited by Repub- 

 lican Institution. 



Natural History of Man. By J. C. Prichard. 3d Edition. 

 8vo. London, 1848. Also, 6 Ethnographical Maps, folio. 

 Deposited by Republican Institution. 



The Races of Man and their Geographical Distribution. By 



