288 G O N C H O L O G Y. 



Fig, lo. Cochlea Helix vel deprefla. 



11. Cochlea Clavicula deprefliore, vel 

 breviore. 



12. Turbo five Cochlea clavicula pro- 

 ducliore. The Snake. 



13; A Ti'ochus. 



14. The Magpye Nerit, Neritaontbe 

 ypper fide. 



1 5. The fame Shell mewii on the under 

 or mouth-fide. 



PLATE 



