62 SOMATOGYRUS. 
inner lip is scarcely curved. It is somewhat 
larger than &. 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 ; spire 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 
ord 
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) 
