Class VI. 



PECTEN. scallop: 



221 



:^i ■ 



** Both shells convex. 



Pecten tenuis, subrufns, ma- 

 culosus, circiter 20 striis 

 majoribus, at laevibus, do- 

 na tus. List. Angl. p. 185. 

 tah. v.Jig. 30. 



Gm. Lin. 3325 . 



Lin. Tr. viii. 98. ih. vi, t. li 



/. 7, 8. 

 Moni. Test. Br. 145. 

 O. subrufus. Br. Zool. v 



100. 



P. with twenty narrow rays, finely striated; 

 ears nearly equal, and also striated; the shell 

 thin and generally of a pale red color. 



A species seldom exceeding two inches and a 

 quarter in length ; the breadth nearly the same. 

 Tab. Ixiii.^V. 2. 



3. OPERCU= 

 LARIS. 



red. 



Lin. Syst. 1146. No. 199. 



Lin. Tr. viii. 97. 



4. VARIUS. 



Gm. Lin. 3324. 



Monl. Test. Br. 146. 



variegated. 



List. Conch, tah. IJS.Jig. 15. 







P. with about thirty echinated imbricated rays ; 

 shells almost equally convex ; one ear vastly 

 larger than the other. General length two 

 inches and a half; breadth a little less. Color, 

 a sordid red mixed with white. 



Often found in oyster-beds, and dredged up 

 with them. 77/;^. Ixiv. ^o'. 1. 



