UNIVALVES. 265 



Coquille a om^ertju^e entiere y spire rcgidierej 

 globuleuse. 



ii TTOr i iinirrTM j arg»i [ riWiTiri6rin i iT»- ib TirT i »r<iK« gaa»«OM»iawa»«»ain«»Ma ^ »i r» mi i TIm rmw ii n i iiiiiuumt ' 



