THESAURUS CONCHYLIORUM, 



MONOGRAPHS 



2*** of «* 



OF •« 



GENERA OF SHELLS. 



LDITKH V,\ 



G. B. SOWERBY, F.L.S. 



VOL. III. 



LONDON : 



SOWERBY. 45, GREAT RUSSELL STREET, BLOOMSBURY. 



1866. 



