62 SOMATOGYRUS. 



inner lip is scarcely curved. It is somewhat 

 larger than S. integer, but may prove to be 

 only a variety of it. 



4. SOMATOGYRUS CURRIERIANUS, Lea. 



Plate 17, fig. 13. 



" Shell smooth, suborbicular, thin, yellowish 

 horn-color; sj^ire depressed; sutures impressed; 

 whorls four, geniculate above; aperture sub- 

 constricted, half-moon shape, transparent 

 within ; outer lip acute, expanded, bent back- 

 ward ; columella thickened, broad and pressed 

 in." 



Alt. 5, diam. 4-8 mill. 



Huntsville, Alabama; Milwaukie, Wis. 



Differs from all the other species in its 

 broad, heavy deposit on the columella. 



The specimen I figure, from Milwaukie, is 

 that measured above, and is larger than Mr. 

 Lea's specimens from Alabama. 



(43) 



