CONCHYLIA—D/T/f yi?^. 21. 63 



Turton, British Faun.a, p. 149. 

 Wood, Conch, p. 140. 

 Pennant, Brit. Zool. iv. p. 175. 

 Dillwyn, Descript. Catal. p. 70. 

 Turton, Conch. Diet. p. 164. 

 Mus. nost. Taken in Torbay in the .spring of 1820, and lately by 

 Mr. Lyons, at Tenby. 



Shell four-tenths of an inch long, and half an inch broad, a little 

 inclined to oblong, very slightly constricted at the upper or front 

 margin, equally rounded at both the ends, clear white and trans- 

 parent ; very closely punctured all over : beaks quite central : inside 

 glossy-white with very fine tay-like longitudinal striae from the 

 hinge. 



Lepton testa nitidd, transversim substriatd. mtidum. 



Shell glossy, slightly striate transversely. 

 Mus. nost. From coralline, in Torbay. 



Shell half the size of the last, which it resembles in shape and 

 hinge, but is of a lucid pale glossy horn-color, without punctures. 



