PLATE VL 



1. Hipponyx cornucopia;. Defr. 



a. In profile, 1-2. 



b. Shewing the support within, 1-2. 



c. In profile, without the support, 1-2. | 



d. Seen within. 



e. On its support, as it was found. 

 f. The support seen within. 



g. Hipponyx mitrata, Defr. a recent shell, with its suppor 



h. Hipponyx cornucopia?, shewing the mouth. 



2. Plectrophorus co status, Feruss. 



3. . . orbignii, Feruss. 



4. Padollus scalaris, Leach. 



5. Ambrette Succinea^ Drap. (Amphibulima, Lam.) 



6. Amphibulima , Lam. 



7. Testacellus ambiguus, Feruss. 



8. . . haliotideus, Feruss. 



9. . . Maugei, Feruss. 



10. Parmacella Olivierii, Feruss. 



11. Helicarion Cuvierii, Feruss. 

 42. Lymmeus stagnalis. 



13. Physa N. Hollandica. 



