SOPHINA. 



287 



[Fig. 87. — Species of Sophina. 



A. Sophina caluis. X 3. 

 A'. Coluiiiellar margin and notch witli nmbilical keel of same. X 8'25. 



B, B'. Sophina schistostelis. 



C, C '. ,, discoidalis. 



D, D'. „ conjungens. 



E, E '. „ forabilis, var. bensoni, 



F, F'. „ forabilis. 



F''. „ „ showing notch. 



c, columellar margin ; /), peristome ; />:, umbilical keel ; n, notch.] 



