British non-marine mollusca. 



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

 and a COMMITTEE of the OONCHOLOGICAL SOCIETY. 



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



LIST o:f 

 BRITISH MARINE MOLLUSCA. 



PREPARED BY A COMMITTEE 

 OF THE CONCHOLOGICAL SOCIETY. 



Second Edition, Revised. 



4-d. each ; 3S. per dozen. 



The above may be had from Messrs. Dulau & 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. 



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

 Mk. W. H. Western, 139, Beatrice Terrace, Darwen, Lancashire. 



EXCHANGE COLUMN. 



WANTED : Valuta, all species ; also Cyp7\ca, Conns, Harpa, Murex, and 

 other fine univalve and bivalve shells not in collection. Exchange ofiered' 

 in British and Foreign Species. — W. Gyngell, 13, Gladstone Road, Scarborough. 



WANTED all kinds of Marine Shells not in collection. Will exchange or 

 purchase. Correspondents vv'anled in Australia and New Zealand. — J. R. 

 3-E B. ToMLiN, Lakefoot, Reading. , 



