BRITISH NON-MARINE MOLLUSCA. 



Prepared by B. B. WOODWARD, F.L.S., 

 and a COMMITTEE of the CONOHOLOGICAL SOCIETY. 



3d. each ; 2s. 6d. per dozen. 



LIST OIF- 

 BRITISH MARINE MOLLUSCA. 



PREPARED BY A COMMITTEE 

 OF THE CONCHOLOGICAL SOCIETV. 



Second Edition, Revised. 



4d. each ; 3S. per dozen. 



THE CENSUS OF BRITISH 

 LAND AND FRESHWATER MOLLUSCA. 



By LIONEL E. ADAMS, B.A. 



Published by authority of the Conehologieal Society. 



I'lice 3d. each ; 2S. 6d. per dozen. 



The above may be had from Messrs. Dui.AU & Co., Ltd., 37, Soho Square, W. , 

 post free if cash is sent with order. 



The Lancashire Naturalist, 



A Monthly Journal of Natural History for the County of 

 Lancashire, and for the adjacent districts of Cheshire, 

 Derbyshire, Westmorland, North Wales & the Isle of Man. 



Conducted by MR. W. H. WESTERN, 

 Assisted in Special Departments by Competent Referees. 



The Journal, which is supported by many prominent Naturalists of the district, 

 deals with all branches of Natural History, and is rapidly increasing in circulation. 

 Amongst the Conehologieal Notes and Papers which have already appeared are : 

 *' Notes on the Freshwater Mussels of Lancashire and Adjacent Counties " ; " On 

 the Mollusca from the 'Cave-Earth,' Dog-Holes, Warton Crag"; and others, 

 which contain much valuable information of local and general interest. 



Annual Subscription, 5/- post free, should be sent direct to the Editor, 

 Mr. W. H. Wkstern, 139, Beatrice Terrace, Darwen, Lancashire. 



EXCHANGE COLUMN. 



EDWARD COLLIER, Glen Esk, Whalley Range, Manchest 

 desirous to receive Large Series of Helix neinoraJis and H. horUnsi. 

 all parts of the country, especially Rare Colours and Band- Formulas, ^l 

 in the best of condition. Good Exchange offered in British and Foreign 

 and Freshwater Shells. He is also desirous of exchanging with Collectors 

 Continent any species of the Section Tachea, especially H. nemoraUs and h 

 labiata. 



