PLATE XXIX, 



F I G. II. 

 DONAX IRUS. 



lOLJATED purr: 

 SPECIFIC CHARACTER. 



Oval. Outside rugged or wrinkled transversely with numerous raised 

 membranous waved laminae or foliations. 



DoNAx Irus : testa ovali, rugis membranaceis erectis striatis cincta. 

 Cuneus parvus albescens, rugis foliaceis et membranaceis erectis 



transversim cinctus. Foliatus. Da Costa. Brit. 



Conch, p. 204. — Sp. 39. tab. 15. Jig. 6. 



Found in abundance in Cornwall buried in the sands, and not 

 uncommon on the shores of Dorsetshire. 



