469 



fpecics, and fays, he received it from Kent, and Dorfal-i 

 fine, but confidered it as a rare (hell. We have found 

 it at Falmouth in Cornzoall, and at Teignmouth, and 

 Milton fands on the fouth coafi; ol Devonjliire. 



It is certainly a rare fpecies, at lead thofe of any fizC; 

 though not unfrequent at the lad mentioned place, 

 about the bignefs of a hempfeed. Dead fhells become 

 yellowifli-white, and fomewhat opaque; and in old fpe- 

 cimens it is obfervable, the pillar lip is lefs concave, 

 and the umbilicus fmaller. 



This {lieil wns firfi: fent to the Dutchefs of Portland by 

 Mr, Bovs, and was numbered 125 in her grace's cabi- 

 net of minute (hells. We have alfo been favoured with 

 it from the fame quarter, and are aiTured, it is found 

 alive on the rocks of Dover and Margate, 



Nerita glaucina. Lin. Syll. p 1251 —Gmel. Syji. p. 3671. 3. Glaucin.'^. 



C/iem. Conch, v. t. 186. f. 1856. 1859. 



Lifter ConcL t.568. f.l9—Ll. An^l. t.3. f. 10. 



Br. Zool. t.87. f.l41,- Turt. Z/«. iv.p.545. 



Piilt. Cat. Dorfet. p. 50 



Don. Br. Shells, i. t. 20. f. 1, 

 Cochlea Catena. Da Cofta. p. 83. t. 5. f. 7. 



N with a ftrong, fmooth, glofTy fliell, faintly wrin- 

 kl' d. of a livid or purplifh flefh-colour, fometimes fer- 

 ruginous, or chefnut. about xh^ apex: fome are plain, 

 but moil times marked withlpots or llreaks in girdles; 



thefe 



