219 



volution anteriorly subacumiiiate, and transversely striated ; colu- 

 mella with 3 very obKque folds in front. 



The above description has been di-awn up from a drawing which 

 we caused to be made many years past, at the Jardin des Plantes, 

 at Paris ; we have never seen any other specimen. The dra\\ang 

 is now obhgingly communicated to us by W. J, Broderip, Esq. 



VOLUTA. 



LIST OF PLATES XLVL to LV. 



