XXll LIST OF AUTHORITIES. 



Drap. Mull. Terr, et Flu v. 



Histoire Naturello des Mollusques Terrestres et Fiuviatiles de 

 la France, oun-age posthume de Jacques-Philippe- Raymoud 

 Draparnaud, Professeur d'Histoire Naturelle a I'Ecole de Medicine 

 de MontpeDier, &.c. A Paris, an. xiii. 4to. avec xiii. Planches. 



The descriptions and figures most accurate. 

 Flem. Brit. Anim. 



A History of British Animals, exhibiting the Descriptive Cha- 

 racters and Systematic Arrangement of the Genera and Species of 

 Quadrupeds, Bii'ds, Reptiles, Fishes, Mollusca, and Radiata of the 

 United Kingdom, &c. By John Fleming, D.D., F.R.S.E,, M.W.S., 

 &.C. Edinburgh, 1828. 8vo. 



In King's CoUege Library. 



Forbes, Maine. Mon. 



Malacologia Monensis. A Catalogue of the Jlollusca inhabiting 

 the Isle of Man and the neighbouring sea. By Edward Forbes, 

 For. Sec. B. S.,&c. Edinburgh, 1838. 

 Gray's Turton. 



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

 Islands, by William Turton, M.D. New Edition, by John 

 Edward Gray, F.R.S., &c. Post 8to., with 12 Plates. 



Jenynsy Monogr. 

 Monograph of the Genus Pisidium, in the Cambridge Philoso- 

 phical Transactions. Not seen by me. 



Johnst. Berw. Trans., and Ann. Nat. Hist. 

 Description of the Mollusca of Berwickshire, in the third vo- 

 lume of the Transactions of the Ben\-ickshire Natural History 

 Society. 



Descriptions of Scottish Mollusca, in the fii'st volume of the 

 Annals of Natural History. 



In King's College Library. 



Larnh. Syst. 



Histoire Naturelle des Animaux sans Vertebres, presentant les 

 cai'act^res generales et particulicrs de ces animaux, leur distribu- 



