Class VI. SHELLS. 2$ 



About the fize of a filbert. 

 Dredged up at Weymouth. Mifplaced among 

 the Venuses. Vide tab. lvii. fig- 34- 



2tor/*/fc #//?. Cornwall, tab. xxviii. /^. 23. Cornubienfis. 



35. Cor- 

 nish. 



T. with oblong oval {hells, deeply ftriated parallel 



to the margin. 



Defcribed by Poclor Borlafe. 



Lin. Syft. 1 120. No. 72. Faun. Suec. No. 2138. Lift. 4ngL Cornea. 

 App. tab A. fig. 1. 3^ Horn*. 



T. with round fhells very convex, marked with a 

 tranfverfe furrow \ color brown. 



Size of a pea. 



Inhabits ponds and frefh waters. 



*£ab. xlix. fig. $6. 



VII. Bivalve, nearly equilateral, equivalve. CARDIUM. 



Its animal a Tethys. COCKLE. 



Two teeth near the beak : a larger (placed 



remote) on each fide j each locking into 



the oppofite. 



Lin* 



