Vitiinella hyalina. Adams. 



/ 



V. t. globosa, alba, subtransparente, laevi, nitida: apice obtusa : 

 spira convexa, clevata: anfractibus quatuor, pcrconvexis, sutura im- 

 pressa, anf. ultimo magno, regulariter rotundato, subtus valde iuden- 

 tato. 



Globose : 



white, subtransparent : 



smooth and shining : 



apex obtuse : 



spire with thi outlines very convex : 



whorls four, very convex, with a well impressed suture ; last 

 whorl rather large and regularly rounded : 



aperture slightly modified by the penult whorl : 



umbilical region well indented. 



Mean divergence about 95° ; length of spire .0-2 inch ; total 

 length .05 inch greatest breadth .065 inch ; least breadth .055 

 incli. 



