n6 SHELLS. Class VI. 



powers of a Remora, (o as to impede the courfe of 

 the fhip which was fent by Periander, tyrant of 

 Corinth^ with orders to caflrate the young nobility 

 of Corcyra *. 



BULLA. 

 DIPPER. 



XVIII. Its animal a Slug. 

 Shell fub-oval. 

 Aperture oblong, fmooth. 

 One end a little convoluted, 



Lignaria. Lin - fyft. 1 I 



S3. Wood. 



Lift, Conch . tab. 714. Jig, 71 



B. of an oval form, and ftriated traniverfely. Is 

 narrower towards one end, which is a little um- 

 bilicated. Of a dirty color, like fome woods, 

 whence the trivial name. The infide of the fhell 

 vifible to the very end, through the columella. 

 Length about two inches. Tab. \xx.Jig. 83. 



Ampulla. 

 84. Ob- 

 tuse. 



Lin Sjft. 1183. No. 37$. 



B. with a brittle fnell, more obtufe at the end 5 

 and the inner fide lapping over the columella, fo as 

 to render it invifible. 



Poffibly a young fhell of the B, Ampulla f 



Found near Wevmcuth. 



• Plinth Hi* ix. f- 25. xxxii. e, u 



LiJ. 



