XL.IST' OF 



BRITISH NON-MARINE MOLLUSCA. 



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

 and a COMMITTEE of the CONCHOLOGIOAL SOCIETY. 



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



LIST OIF 



BRITISH MARINE MOLLUSCA. 



PREPARED BY A COMMITTEE 

 OF THE CONCHOLOGICAL SOCIETY. 



Second Edition, Revised. 



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



NOW READY. 



A DESCRIPTIVE CATALOGUE OF 

 THE NAIADES OR PEARLY 

 FRESH-WATER MUSSELS. 



By CHARLES T. SIMPSON. 



The companion volume to the well-known "Synopsis of the Naiades" 

 by the same author. Contains full descriptions of all the species in the 

 Synopsis, with critical notes and keys. Also descriptions of all new 

 species described since the publication of the Synopsis, with many new- 

 species and varieties. The subject is broueht down to January 1, 1913. 

 One volume of 1,540 pages. £2, postage prepaid. 



Address— BRYANT WALKER, 

 1,306 Dime Bank Building-, Detroit, Mich., U.S.A. 



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, 

 Mr. \V. H. Western, 139, Bea-i'rice Terrace, Darwen, Lancashire. 



