^[olluscii . 



Tab. \'. 



4 



5 



7 



8 



lO 



9 



^ n 



■^ 



11 



.i3 



12 





?ys^e^ d^- 



J^o 



^ 



(?£Z/^ 



^^ ij 



U7i^> 



E- Jj^rand' 



so. 



1-3. 



^^.^fT^Y^^. Jior-n 



■ 4- 



/ 



'. f^/^/^^j^'>CrJ^^J>^i^^f^^ For. , a -TO 



H— 1.> . c 



^^;^^ 



> p^7-a<^j^. 



^iC:J. d'Of].. 



iPl^J,^^, Petit. - 



