Class VI. STROMBUS. SCREW-SHELL. 277 



GENUS XXIV. STROMBUS. SCREW- 

 SHELL. 



Animal, a Slug. 



Shell univalve, spiral. 



Aperture much dilated, and the lip expanding, 



produced into a groove, bending to the 



left. 



Lin. Syst. 1207- No. 4g0. Lin. Tr. viii. 141. 1« pes i»ele- 



cani. 



rvoran 

 foot. 



Gm. Lin. 3507. Mont. Test. Br. 253. CANI " , 



corvorant s 



Faun.Suec. No. 2l64. List. 

 Conch, tah. SQG.Jig. min. 



Str. with ten spires, tubercuiated along their 

 ridges, with the lip expanding and digitated. 

 The spires end in a most exquisite point. 

 Length about two inches. Extent of the ex- 

 panse an inch and a quarter. Tab. Ixxviii. 



Lin. 2V. viii. 142. Mont. Test. Br. 255. id. 2. COSTATCS. 



Sup. App. l6§. 



* Str. with a subulate shell; lip rounded ; length 

 half an inch; inhabits the sea. 



Cornwall, Dorsetshire, and Devonshire ; rare. 



