ON EUROPEAN SHELLS. 309 



A Manual of the Land and Fresh-water Shells of the British 

 Islands. London, 183L 



George Walker. Testacea Minuta Rariora, 4to. Lond. 1784. 

 The text was written by Edward Jacob. 



J. Wallace. A Description of the Isles of Orkney. Svo. 

 London, 1700. 



J. Wallis. Natural History and Antiquities of Northumber- 

 land. 4to. London, 1769. 



W. W. Walpole. Catalogue of Land and Fresh-water Shells 

 of Dublin. ZooZ. xi. 4022. 



B,. Warrington. Observations on the Natural History of the 

 Water Snails. Ann. and Mag. N. H. x. 273. 1851, 



W. Wood. Observations on the Hinges of British Bivalve 



Shells. Linn. Trans, vi. 154. 

 Index Testaceologlcus, with 2300 figures. Svo. London, 



1825. 

 Supplement to Index Testaceologlcus, with 480 figures. 



Svo. London, 1828. 



S. P. Woodward. Manual of the MoUusca. 12mo. 1851, 



1854, 1856. 

 On the Tenacity of Life in Snails. Ann. and Mag. N. H. 



vi. 489. 1850. 

 On Clausilia Rolphil. Note on Helix aspersa. Ann. and 



Mag. N. H. xvi. 297. 1851. 



G. WooLET. Drelssena in Unnavigable Rivers. ZooL iv. 

 1420. 



VI. 



LIST OF WORKS AND PAPERS ON EUROPEAN SHELLS. 



J. C. Albert. Die Hellceen nach natUrlicher Verwandtschaft 

 systematlsch geordnet. Svo. Berlin, 1850. 

 Malacographia Maderensis. 4to. Berlin, 1854. 

 x3 



