356 . DENTALIUM. Class VL 



3. STRIATU- Gm. Lin. 3738. Mont. Test. Br. Sup. 155. 



iUM. Lin. Tr. viii. 238. 



* D. with an acuminated shell, of eight angles^ 

 and eight strice of a green color with a white 

 point. 



Found on the coast of Cornwall. 



4. GADUS= Lin. Tr. viii. 238. Mont. Test. Br. 4g6. t. 14. 



/.7. 



* D. with a very smooth shell, somewhat bent, 

 and contracted towards the aperture ; length 

 scarcely three eighths of an inch, greatest 

 breadth one tenth of an inch. Inhabits the 

 ocean, and is called by mariners Makers Tooth. 



5. IMPERFO- Lin. Tr. viii. 238. Mo7it. Test. Br. 496. 



RATUM. 



* D. with a cylindric shell, somewhat bent, 

 transversely striated, abrupt, and imperforate 

 at the apex ; minute. Inhabits the sea. 



