Class VI. DENTALIUM. S57 



Lin. Tr. viii. SSQ. Mont. Test. Br. 4g7. t. 14. g. TRACHEA. 



/. 10. 



* D. with a bent round shell ; stricE very nume- 

 rous, annular, closely set ; apex abrupt, imper- 

 forate ; minute. Inhabits the sea. 



Lin. Tr. viii. 239- Mont. Test. Br. 497» 7. glabruMo 



* D. with white, smooth, bent, cylindric shell, 

 and imperforate ; very minute. 



Found on the northern coast of Devonshire. 



