Class VI. TURBO. WREATH-SHELL. 309 



Lin. Tr. viii. 177. Mont. Test. Br. 300. t. 10. 47. trunca- 



jr." 7. 



* T. with a cylindric shell ■ volutions flattish ; 

 abrupt at the apex ; length two tenths of an 

 inch, breadth one tenth of an inch ; inhabits 

 the sea. 



Southampton, Plymouth) Weymouth, and 

 Poole. 



Lin. Tr. viii. 178. Mont. Test. Br. 300. t. 10. 48. subtrun- 



f. 1, CATUS. 



* T.with a subcylindric shell, volutions round- 

 ish, diminishing in size towards the end; su- 

 ture rather deep ; length two tenths of an inch ; 

 inhabits the sea. 



Salcombe bay and Southampton. 



Lin. Syst. 1249- No. List. Conch, tab. 41. Jig* 49. bidens. 



649. Got. Lin. 3609. ma j. bident. 



Lin. Tr. viii. 178. 



* T. with a pellucid shell ; volutions reversed ; 

 suture, somewhat crenated ; a double tooth 

 on the hind part of the aperture. Agrees 



