PLATE CXLIV. 



not mentioned ; but the same kind was discovered, in the course of 

 last summer, upon the coast of Scotland, near Caithness, by A. 

 Macleay, Esq. and we can no longer hesitate to insert it as an un- 

 doubted British species. 



In the annexed plate it is represented of the natural size. It is a 

 remarkable little shell, and is not to the best of our knowledge, men- 

 tioned in the work of any author. 



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