10 



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GEN. X. 



DONAX. 



Animal a TETHYS. 

 Shell : bivalve : anterior margin very obtufe. 



Hinge: with two teeth in the middle, and one lateral 

 tooth remote, 



1. 

 Donax Trunculus. Lin. Syji. pAl27.—GmeI. Syji. p. 3263. 4. Trunculus, 



Br. Zool t. 55. f. 45. 



Pult. Cat. Dorjet. p. 32.—GuaIi. t. SS. O. 



Lin. Trans, vi. t. 16. f. 13.— 16. (/Food.) 



Chem. Conch, vi. t. 26. f. 253. 



Fa-van. t. 49. E 2. 



Lijler Conch, t. 376. i. 211. —Id. An^J. t,5. 

 f. 35. 



Don. Br. Shells, i. t. 29. f. 1. 



Turt. Lin. iv. p. 214. 

 Caneus vittatus. Da Cojla p. 207. t. 14. f. 3. 



D. with an oblong, fmooth, glofly fhell, finely flriated 

 longitudinally, covered with a thin epidermis, mofl times 



at 



