66 AMERICAN MAUl.NE CONCHOLOOY. 



Lalf the total length; aperture narrow, produced in front; eolu- 



nifclla with a minute posterior plica. 



Length 5, diani. 2 mill. 



South Carolina. 



It has the aperture, and in general the sculpture of Chemnitzia^ 

 •with the columellar fold of Odostomia. 



T. T. 8UTURALI8, Gould. 



CBunkeria.) Bost, Proc, viii. 280. 18C2. 

 Shell minute, ivory white, turreted ; wliorls seven to eight, con- 

 vex, with ten to twelve longitudinal plications (evanescent al)Ove) 

 and thin revolving striae, of which a sul)sutural one is well im- 

 pressed; last whorl less than half the total length; aperture 

 lunate, small. 



Length 3, diam. 1 mill. 



Fort Johnson, Charleston, 8. G. 



Genus ODOSTOMIA, Fleming. 

 Brit. Anini. 2!)7, 310. 1828. 

 This genus consists of small, usually white, smooth, solid and 

 enamelled shells, with the inner lip always toothed ; they range 

 from low-water to forty fathoms. 



1, 0. PRODUOTA, Adams. Fig. 114. 



iJaminea.) Host. .Journ. Nut. llisl., ill. 323, t. 3, f. 8. 1840. 

 Shell small, conic-cylindrical ; wliorls eight, nearly flat; epi- 

 dermis light-brown ; columella flexuous. 

 Length 5 millimetres. 



More slender tiian 0. fusca^ with one or two more whorls, 

 which are less convex and with no approach to an umbilicus. 



MassacJiuseits. 



2. O. FUSCA, Adams. Fig. 115. 



{ri/ramis.) Bost. Jouni. Nat. Hist., il. 282, t. 4, f. 9. 1839. 

 Shell small, subelongate, conical ; spire truncate, obtuse ; whorls 

 six, convex ; suture strongly impressed, and with a revolving line 

 below it, causing it to appear double. Aperture broadly ovate, 

 acutely angular above, dilated in the middle. Fold on the pillar- 

 lip far within, occasionally double, and in sijine cases obsolete ; an 

 uinl)ilical indentation about the middle of the left lip. Epidermis 

 shining brown. 



Length G mill. 



iVcw England ; New York. 



