310 DAPIINELLA. 



D. SENEGALENSTS, Maltzan. PI. 30, fig. 89. 



Shell with ten, straight, subcompressed ribs, finely reticulated; 

 spire subturreted, with impressed sutures; lip acute, the sinus 

 slightly emarginated ; brownish, lower part of body-whorl yel- 

 lowish white. Length, 5 mill. 



hi. Goree, W. Coast of Africa. 



D CERTNA, Kurtz and Stimpson. PI. 22, fig. 43 ; PI. 34, fig. 100. 

 Yellowish white, columella sometimes tinged with black; sur- 

 face covered by very fine revolving lines crossing the ribs. 

 Length, 7 mill. 



New England to Tampa Bay, Fla., mostly 



Southern in distribution. 



D. atrostyla, Ball, MS. (PI. 34, fig. 100), is a slight variety, with 

 dark columella, from W. Coast of Florida. 



D. CAR^ENTERI, Verrill and Smith. PI. 13, fig. 62. 



Scarcely shouldered, with about twelve short flexuous longi- 

 tudinal ribs and no spiral sculpture ; white or pale yellow, often 

 with darker brownish yellow ribs. Length, 7 mill. 



New England. 

 D. ACCINCTA, Montagu. PI. 18, fig. 37. 



Shell slightly shouldered, longitudinally obliquely ribbed, very 

 closely spirally striated ; white, with sometimes an orange-brown 



band below the periphery. Length, 7 mill, 



West Indies. 



Described by Montagu as British an error repeated by Reeve, 

 where D. Forthiensis is assigned to the Frith of Forth. 



D. INTERFOSSA, Carpenter. PI. 22, fig. 57. 



Scarcely, very narrowly shouldered, with about fifteen narrow 

 longitudinal ribs, separated by wider interspaces, and the same 

 number of spiral lirse, forming subquadrangular pits between the 

 sculpture ; reddish brown. Length, 10 mill. 



Vancouver's Isl. 



Figured from a small specimen. 



D. FUNEBRALE, Dftll. 



Reddish black, slender, acuminate ; whorls 7-8, rather rounded ; 

 aperture elongate, narrow, canal short, slightly recurved ; inner 

 lip and columella smooth ; sinus almost imperceptible; sculpture 



