PLATE VI. 



FIG. 



1. Patella Ungarica 



2. Serpula Lumbricalis 



3. Serpula Aquaria 



4. Nautilus Pompilius 



5* Argonauta Jlrgo . . 

 6. Dentalium Entalis . 



Hungarian Bonnet. 

 Cork Screw Shell. 

 Watering Pot. 



Large Chambered 

 N | utilug> 



Paper Nautilus. 

 Dog's Tooth.. 



