38 



Zeitschrjft fiir Gesammten Naturwissenschaften. January to July, 1853. 8vo. 

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Journal of the Geological Society of Dublin. Vols. 2, 3, 4, 5. 8vo. Dublin, 

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Bulletin de la Socidt6 Geologique de France. 2ieme sdrie. TonaeX. Feuillcs 

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Transactions of American Philosophical Society of Philadelphia. Parts 2, 3, 

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Proceedings of the American Philosophical Society of Philadelphia. Vol. IV., 

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■ Mdmoire surles Ph6noni6nes erratiques do la Suisse compar(^s aceux auNord 

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Eeport on the Geology of the Lake Superior Land District. By J. W. Foster 

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Descriptions of New Species of Eeptilcs, collected by the XJ. S. Exploring 

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Geological Map of Keweenaw Point, Lake Superior. Mounted. By J. D. Whit- 

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Characters of New Genera of Plants, mostly from Polynesia. By Asa Gray. 

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Destiny of the Solar System. ByD.Vaughan. 8vo. Pamph. Cincinnati, 

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Researches upon Nemerteans and Planarians. By C. Girard. 4to. Pamph. 

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Illustrations of the Birds of California, Texas, Oregon, British and Eussian 

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American Almanac for 1854. 12mo. Boston. Received from the Courtis Fund. 



Genera of Eeccnt Mollusca arranged according to their Organization. By H. 

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Annals and Magazine of Natural History for January and Februaiy, 1854. 

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History of British Birds. By William McGillivray. 3 vols. . 8vo. 1837-40. 

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Types of Mankind. By J. C. Nott, M. D., and George E. Gliddon. 4to. 

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Genera of Eecent Mollusca. By H. and A. Adams. Parts 9 and 10. 8vo. 

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Zeitschrift fiir Malakozoologie. Herausgcgeben von K. T. ]\Ienke and L. Pfeifler. 

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