THESAURUS CONCHYLIORUM, 



OR 



MONOGRAPHS 



OF 



GENERA OF SHELLS. 



EDITED BY 



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



■ 



VOL. I. 



LONDON : 



SOWERBY, 70, GREAT RUSSELL STREET, BLOOMSBURY. 



1847. 



