179 



Proceedings of the American Philosophical Society. Vol. VI. No. 52. July 

 to December, 1854. 8vo. Philadelphia. From the Society. 



Proceedings of the California Academy of Natural Sciences, pp. 7 - 17. Svo. 

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Victoria Eegia, with account of its Discovery and Introduction into Cultiva- 

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Proceedings of the Academy of Natural Sciences of Philadelphia. Svo. Vol. 

 VII. Nos. 6 and 7. 1854. From the Academy. 



Del Trapano-Sega. Memoria di Gaetano Giovanini. 8vo. Pamph. Bo- 

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Kepertorio Itahano per la Storia Naturale. Cura J. J. Bianconi. Svo. Pamph. 

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Notices of the ]\Ieeting of the Members of the Eoyal Institution of Great 

 Britain. Part 4. Svo. Pamph. London, 1854. 



List of IMembers of ditto, 1854, with Report of Visitors for 1853. Svo. Pamph. 

 London. From the Royal Institution. 



Exploration of the Valley of the Amazon. By W. S. Herndon and L. Gibbon. 

 Congressional Report. Part 1. Svo. Maps. Washington, 1854. 



Congressional Globe. Vol. 28. 3 Parts. Also Appendix to ditto. 4to. Wash- 

 ington, 1854. Frcm Em. S. ff. Walley. 



Synopsis of the Classification of British Palceozoic Rocks. By A. Sedgewick. 

 4to.' Pamph. 1851. 



Geologic der Schweiz. Von B. Studer. 12mo. Bern. 1851. 



Annual Report of the Superintendent of the Coast Survey. Svo. Sketches 

 accompanying the Same. 4to. Washington, 1852. From Prof. H. D. Rogers. 



Une Derni^re Ascension des Alpes. Par Edouard Desor. Svo. Pamph. Neu- 

 chatel, 1854. 



Notice sur les Echinides. Par E. Desor. Neuchatel, 1853. 12mo. Pamph. 



Du Climat des Etats Unis. Par E. Desor. Neuchatel, 1853. 12mo. Pamph. 

 From the Author. 



Memorie dell' Academia delle Scienze del' Institute di Bologna. Tomes 1-4. 

 4to. Bologna. 



Eendiconto deUe Session! dell' Academia delle Scienze, &c. 12mo. Pamph. 

 1847 - 53. 7 Nos. From the Academia delle Scienze^ ^-c. 



Saggia di Meteorologia. Da A. Palagi. 4to. Pamph. Bologna. 1850. 

 Sulle Variazioni Electrichi. Nota di A. Palagi. Svo. Pamph. Fivm the 

 Author. 



Annals and Magazine of Natural History. Nos. S4, 85, 86, 87. Svo. London, 

 1S54-5. 



American Almanac for 1855. 12mo. Boston. 



Die Infusionsthiere auf ihre Entwickelungsgeschichte, untersucht von Dr. 

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Beitrage zur naheren Kenntniss der Schwimmpolypen (Siphonophoren) von 

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