31 



Observations sur les Oursins Perforants de Bretaque. 8vo 



pamphlet and supplement. From the Author. 

 Cantraine, F. Malacologie Mediterraneenne. Bruxelles, 1840. 



Geo. W. Tryon, Jr. 

 Carpenter, P. P. Check list of Shells of North American West 



Coast, Oregonian and Californian Province. From the 



Smithsonian Institution. 

 Cassel. Malakozoologische Blatter. 13 Band, 7 — Bogen, 



and 14 Band, S — (i Bog. and to p. 144. From the 



Library Fund of the Academy. 

 Catalogue and price list of rare and valuable Conchological 



Works. From the Publication Committee. 

 Catalogues of Natural History Books. 4 vols., Svo. From 



Geo. W. Tryon, Jr. 

 Chenu, J. C. Lecons-elementaires d'Histoire Naturelle. Svo. 



Paris, 1847. From Geo. W. Tryon, Jr. 

 Clark, W. A History of the British Marine Testaceous Mol- 



lusca, distributed in their natural order, on the basis of 



organization of the Animals. Svo cloth. London, 1855. 



From Geo. W. Tryon, Jr. 

 Conte, Angelo. II Monte Mario ed Isuoi Fossili Subappennine 



de Ferrara. Svo pamphlet. Rome, 1864. From Jean 



Rigacci. 

 Cooper, J. G. The West Coast Helicoid Land Shells. From 



the Author. 

 Geographical Catalogue of the Mollusca found west of the 



Rocky Mountains, between lat. 3o° and 49° N. San 



Francisco, 1867. From the Author, 

 Cox, Jas. C. Catalogue of the specimens of Australian Shells 



in the collection of Jas. C. Cox, M. D. Syndey, 1864. 



12mo tract. From the Author. 

 Debeaux, D. Diagnosis d'une Espece Nouvelle d'Helix de 



rile de Corse. From the Author. 

 Drouet, Henri. Etudes sur les Naiades de la France, l^'*^ Par- 

 tie, Anodonta; Seconde Partie, Unio. Svo. Troyes, 



1857. From Geo. W. Tryon, Jr. 

 Essai sur les Mollusques terrestres et fluviatiles de la 



Guyane Frangaise. Svo. Paris, 1859. From Geo. W. 



Tryon, Jr. 

 Dunker, Dr. W. Novitates Conchologicfe. II. Abth. Meers- 



Conchylien. Hearausgegeben von Dr. W. Dunker. 11 



und 12 Lief. 

 Index Molluscorum quse in itenere ad Guineam Inferiorum 



collegit. Cassellis, 1853. From Geo. W. Tryon, Jr. 

 Encyclopedic Methodique. Vers, vols. 1, 2 and 3; Plan 



