276 BUCCINUM. WHELK. Class VI. 



18. OBTCJSis- Lin. Tr. viii. 140. ib. iii. t. 13./. Q. 10. 



SIMUM. 



* B. smooth shell, with three volutions ; aper- 

 ture narrow ; tail elongated ; minute. 

 On the coast of Pembrokeshire. 



