NOTICE. 



Full price will be paid for clean, perfect copies of Nos. i, 2, 3, 4, 

 and 5 of this Journal at the Office, St. Ann's Street, Leeds. 



EXCHANGE. 



Collections of 20 species of British Limnccidas, in exchange for 

 Limnseidae of any other country. — W. Nelson, Duke Street, Leeds. 



Wanted. — White Varieties of Helix pomatia, hispida, aculeata, 

 fusca, lapicida; Zonites radiatulus; Clausilia rangosa; Cochlicopa tridens, 

 lubrica ; Acme lineata ; Limna^a stagnalis, peregra ; in return, marine or 

 land shells.- — Rev. A. M. Norjian, Burnmoor Rectory, Fence Houses, 

 Co. Durham. 



To American Conchologists.— Melaniaj and other operculated 

 freshwater shells desired in exchange for British Land and Freshwater 

 Shells. — J. Whitwham, Cross Lane, Marsh, Huddersfield, England. 



Limnea glutinosa, Planorliis lineatus. Helix cartusiana. Sec, offered 

 for Vertigo moulinsiana, V. alpcstris, V. substriata, V. pusilla, Helix 

 hispida var. albida, Limnea involuta, rare British marine or foreign 

 shells, or small glass tubes. — E. R. F., 82, Abbey Street, Faversham, 

 Kent. 



BOOKS RECEIVED. 



Bulletin of the United States Entomological Commission — No. i, De- 

 struction of the young or unfledged Locusts, 8vo., 1877, pp. 16. 



No. 2. On the Natural History of the Rocky Mountain Locust, 

 &c., 8vo., 1877, pp. 24. [Prof Packard, jun. 



Bulletin of the United States National Museum : — No. 8. — Index to the 

 names which have been applied to the subdivisions of the class 

 Brachiopoda, by Prof. W. H. Dall, 1877, 8vo., pp. 88. [The Author. 



Die geographische Verbreitung der Binnen-moUusken, by Dr. W. Kobelt, 

 1877, 8vo., pp. 30. [The Author. 



Notes on a small collection of Land and Freshwater Shells from South- 

 East Madagascar, with descriptions of new species, by (leo. French 

 Angas, C.M.Z.S., F.L.S., &c. [The Author. 



Jahrbiicher der Deutschen Malakozoologischen Gesellschaft, edited by 

 Dr. W. Kobelt, July 1877, 8vo., pp. 80 and 3 plates. [The Editor. 



The Post-Tertiary Fossils procured in the late Arctic Expedition ; with 

 some notes on the recent or living mollusca from the same expedi- 

 tion, by J. Gwyn Jeffreys, LL.l3., F.R.S., &c., &c., Sept., 1877, 

 8vo., pp. 14. [The Author. 



The American Naturalist. — Edited by Prof A. S. Packard, jun., Aug.- 

 October, 1877, 8vo. [The Editor. 



The Naturalist.— Edited by C. P. Hobkirk and G. T, Porritt, F.L.S., 

 August-November, 1877, 8vo. [The Editors. 



