i F E K A 



OR 



( 



B lYALVE S H E L L S 



THE COLLECTION 



BRITISH MUSEUM. 



PART I. 

 VENERIDiE, CYPRINIDiE and GLAUCONOMIDiE. 



LONDON: 



PRINTED BY O^BER OF THE TRUSTEES. 

 1853. 



