32 



We received this fpecies from Mr. Sowerby, v/ho in- 

 formed us it was Engli/ii ; and we obferved the fame fhell 

 in the cabinet of Britijh tejlacea belonging to Mr. Swain- 

 sox, who faid he received it from the Dufchcfs of Port- 

 Land as fuch, and that it has been fince found in the north 

 of Scotland, where it is knovrn by the trivial name of the 

 brown circular-furrowed northern cockle. 



It was marked in Do61or Pulteney's cabinet Venus 

 fulcaia, but he did not know if had ever been found in 

 this country, nor did he believe it had ever been defcrjbed, 

 and therefore named it himfelf. 



We have fufpcfted this may be the PeSlunculus trun- 

 catus of Da Costa, though certainly not the Tellina Cor- 

 mibicnjis o^ FhKN AtiT, which he erroneoufly quotes. We 

 fhall here fubjoin the defcripiion given by Da Costa in 

 order that our conchological readers may judge for 

 themfclves. 



"A fmal! fpecies, very thick and ftrong, of a fomewhat 

 triangular Ihape ; the valves pretty concave ; the fides 

 very diffimilar, one being rounded, the other near per- 

 pendicular, flattifh, or truncated." 



"Outfide whitilh, except towards the upper part, or 

 round the beak, which is of a light purple colour." 



"It is -Wrought with concentric, tranfverfe, broad, and 

 very thick ridges, clofc-fet, with large intermediate fur- 

 rows 



