TAPES.— Platf. II. 



driradiatd, liiieis //riseis tmdique pallidissime reiicu- 

 laid, concentrice obtuse liratd, liris jilanu. 



The rounded Tapes. Shell rather slenderly ovate, 

 rounded on each side, reddish fawn-colour, four- 

 rayed with chestnut blotches, very faintly reticulated 

 tliroughout with grey lines, concentrically obtusely 

 ridged, ridges flat. 



J'eniis rotundafa, Linnaius, Syst. Nat. p. 1135. 

 Venus ala-papilionis, Cliemnitz. 



Vemis pnpilio)incea, Lamarck. 

 Pullaslra papUionacea, Sowerby. 

 Tapes pnpilionacea, Sowerby. 

 Hah. Indian Ocean ; New Holland. 



We are inck^bti-d to .M. Deshayes for having identified 

 tills species, so well known to conchologists by the cha- 

 racteristic name of papUionacea, with Linnseus' Venus 

 rofiindatn. 



