Class VI. PATELLA. LIMPET. 349 



** Without a regular spire. 



GENUS XXXI. PATELLA. LIMPET. 



Animal, a Slug. 

 Shell sub-conic. 



* Labiated, or furnished with an internal lip. 



Gm. Lin. 36Q2. Mont. Test. Br. 48Q. 1. chinen- 



Lin. Tr. viii. 128. SIS - 



* P. with a smooth, entire, subconic shell ; in- 

 side glossy white, furnished with a sub-spiral 

 columella; length to two inches and a half, 

 breadth two inches; generally found adhering 

 to oysters. 



#* 



Base dentated, or margin angular. 



Lin. Syst. 1258. No. 758. Faun. Suec. No. 21QQ. 2. vulgata. 



Gm. Lin. 3697. Lin. Tr. viii. 229. common. 



List. Angl. tab. v. Jig. 40. Mont. Test. Br. 475. 



P. with rough prominent stria, and sharply 

 crenated edges ; vertex pretty near the centre ; 



