Cl. VI. MACTRA. FLAT-SIDED COCKLE. lfifj 



Found only by Miss Pocock ; Hale sands, 

 Cornwall. 



Lin. Tr. viii. 69. Cardium edentula. Mont. 3. radiata. 



Test. Br. Sup. 29. 



* M. with a thin brittle shell, somewhat trian- 

 gular, compressed, whitish, radiated, most de- 

 licately striated ; diameter two inches. 

 Found at Portsmouth after a storm. 



Lin. Syst. 1126. No. 99. Lin. Tr. viii. 69. 4. stulto- 



Gm. Lin. 3258. Mont. Test. Br. 94. .' R Y R f" , 



simpleton s. 

 Tellina radiata. Br. Zool. 



iv. 87. 



M. with very convex shells of a faint ash-color, 

 radiated with red, tinged within with a faint 

 purple ; breadth an inch and a half. Tab. Hi. 



Lin. Syst. 1126. No. 100. 



List. Angl. tab. iv. 



5. SOLXDA 



Gm. Lin. 3259. 



fig- 24. 



strong. 



Faun. Suec. No. 2140. 



Lin. Tr. viii. 70. 

 Mont. Test. Br. g2. 





M. with very strong shells; in a live state, 

 smooth, white, glossy, and marked with a few 

 transverse stria. Tab. Iv. Jig. 2. 



In dead shells, the stria appear like high 

 ribs. Tab. liv. jig. 3. 



vol. iv. o 



