CONCHOLOGICAL~SOCIETY. 
Part of the Library 
OF THE 
Reverend ROBERT BOOG WATSON 
£13 D., GNSS.E,, FNE.S., F.L.S., etc. 
Presented by his kamily. 
M4 vata ANAS 
EX LIBRIS 
William Healey Dall 
Division of Mollusks 
Sectional Library 
