98 BOOK OF SPECIES. 



white,, polished ; lip with a sinus above, thick- 

 ened; margin obtuse, slightly orange, and, as 

 well as the pillar, often coated with a vitreous 

 mass. If. W. 25. 27- 



S. viTTATUS. Fusiform - turreted, reddish 

 fulvous, with white bands ; the body- whorl covered 

 with a most delicate network of a like colour, 

 with several rows of small irregular white spots, 

 obtusely angulated above, and grooved below; 

 spire longitudinally plaited, and striated trans- 

 versely ; sutures marginated ; lip white, moderate 

 sized, rounded, and wrinkled within. 3J. W. 

 25. 28. 



S. succiNCTus. Smooth, slightly grooved at 

 the base ; body-whorl with four white bands, 

 lineolated with brown angular iparkings, on a 

 fulvous minute network ground ; whorls angular 

 above, and sometimes armed with a few tubercles ; 

 the upper ones are plaited and furrowed ; the lip 

 is narrow, incurved, extending over two whorls, 

 and striated within. 1|. W. 25. 30. 



S. URCEUS. Yellowish chestnut or reddish 

 ash-colour, with nodulous plaits on the body- 

 whorl and spire ; varies much in markings ; outer 

 lip double, bi-lobed, thickened above, but slightly 

 expanded, and wrinkled within ; columella thick- 

 ened, furrowed at both extremities ; mouth black. 

 14. W. 25. 32. 



