U8 



ViRGATA. Lin.Trans viii. p. I95 



p. 415. Pult. Hutch. Dorset, t. 20. f. 7. 



In ihe Portland mufeum both this and our Helix cin^enda 

 were marked zonaria, but to this was added fVeytnouth, as 

 a diftindlion. 



This appears to be the mf>dia of Gmelin, md not pi/ana; 

 but this author quotes the iame figure in Schroeter, for both. 



JuscA. A fliell in every refpect like this except in colour, has been 

 p. 424. fent to us from Scotland, by Mr. H. Boys. It is beautifully 

 white, and pellucid, with confiderable glofs ; not in appear- 

 ance like a bleached fliell, which ufually becomes dull and 

 opaque. It may pofTibiy hereafter prove a diflin6l fpecies, 

 but without knowledge of its habits, it would be highly im- 

 proper to divide it on account of colour only, when in every 

 other refpedl there is no difference. 



NERITA. 



Canrena. Nerita canrena. Gmel. Syst. p. 3669. 



Chem Conch, v. t. 1 86, and t. 1 87- 

 Gmlt. t. 67. Q. R. S. 

 Lin. Trans, viii. p. 223. 

 Nerita intricata, Z)o«, Br. Shells, v. t. I67. 



Lister Conch. t.560. 3.-564. 1 1.-& 566. 16. 



Mr. 



