PLATE CXXL 



VENUS UNDATA, 



WAVED VENUS. 



GENERIC CHARACTER* 



Bivalve. Hinge furnished with three teeth ; two near each other^ 

 the third divergent from the beaks, 



SPECIFIC CHARACTER 

 SYNONYMS. 



Shell orbiculated, convex, thin, transversely marked with veiy fine 

 stria?, and waved at the margin. 



Venus Undata : testa orbiculata convexa tenui transversim subti- 

 lissime striata margine undata. 



Venus Undata, waved. — With thin, convex, orbiculated shells, 

 of a white colour, tinged with yellow, and 

 marked with thin concentric stria ; waved at the 

 edges, Pcnn. Brit. Z&ol. 4. sp. 51. 



There can be no doubt that the shell figured and defcribed by 



Pennant in the fourth volume of his British Zoology, iVb. 51, is of 



D 4 



