30 LIBRARY. 



Sir R. I. Murchison, \ Memoir on the Silurian rocks of Swe- 



Cthe Author J j den, (from Journal of Geol. Society) 



and a brief Review of the Sedimen- 

 tary rocks of Cornwall, (from Trans, 

 of Roy. Geol. Soc. of Cornwall.) 



Mr. R Spruce Three Memoirs on Botanical subjects. 



T. W. Wilson, Esq The York Herald Newspaper, Nos. 1 



to 157, (1790—92), bound in 1 vol. 

 folio. 



BOOKS PURCHASED. 



Murchison's (Sir R. I.) Silurian System, 2 vols. 4to. and separate 



Map. London, 1839. 

 Owen's (Professor) Odontography, a Treatise on the Comparative 



Anatomy, &c. of the Teeth; 150 plates, royal 8 vo. Lend. 1841. 

 Hawkins' (T.) Memoirs of Ichthyosauri and Plesiosauri, (1834) ; and 



"Book of the Great Sea Dragons" (1840) bound in 1 vol. folio, 



numerous plates. 

 Sowerby's (G. B. jun.) Conchological Manual; 500 coloured plates, 



8vo. London, 1839. 

 Yarrell's ( W.) History of British Birds, with 520 wood engravings ; 



3 vols, and supplement, 8vo. London, 1843. 

 Turton's (W.) Manual of the Land and Fresh-water Shells of the 



British Isles ; new edition by J. E. Gray, 8vo. London, 1840. 

 Agassiz (L.) Nomenclator Zoologicus ; (a Catalogue of the Genera of 



living and fossil Animals) 8 fasciculi published. 

 — — — ^— — Monographies d'Echinodermes vivans et fossiles ; 4 liv- 



raisons, avec Atlas. 

 ' Echinodermes fossiles de la Suisse, lere et 2de parties, 



4to. Neuchatel, 1839. 

 Pictet (F. J.) Traite Elementaire de Paleontologie ; 4 vols. 8vo. 



Paris, 1844. 

 Nyst (P. H.) Description des Coquilles et des Polypiers fossiles des 



terrains tertairee de la Belgique ; 4to. Bruxelles, 1844. 

 Account of the Scientific Societies and Publishing Clubs of Great 



Britain, by A. Hume, L.L.D. 8vo. 1847. 



