PART VII. (Issued Dec. 31st, 1900). 
[ALL EIGHTS KESEEVED]. 
A 
MONOGRAPH 
OF THE 
LAND & FRESHWATER 
MOLLUSCA 
OF THE 
BRITISH ISLES. 
BY 
JOHN w: TAYLOR, F.L.S., 
MEMBEE HONOEAIRE DE LA SOCIETE MALACOLOGIQUE DE FEANCE, 
EX-PEESIDENT OF THE CONCHOLOGICAL SOCIETY OF GEEAT BEITAIN AND lEELAND, 
LATE EDITOR OF THE “ JOURNAL OF CONCHOLOGY ; ” 
&C., &C., &C. ; 
WITH THE ASSISTANCE OF 
W. DENISON ROEBUCK, F.L.S., THE LATE CHAS. ASHFORD, 
AND OTHER WELL-KNOWN CONCHOLOGISTS. 
LEEDS : 
TAYLOR BROTHERS, PUBLISHERS. 
1900 . 
PRICE SIX SHILLINGS. 
