OP CONCHOLOGY. 115 



Fig. 7th.- -HELIX SUBULATA. 



Shell tapering and subulate, very 

 smooth, and glossy ; whorls about ten, 

 and scarcely defined ; colour white, 

 with two pale-chesnut spiral lines run- 

 ning from the body to the apex, be- 

 coming very faint on the upper whorls; 

 aperture ovate, and rather contracted. 

 Length three quarters of an inch. 



Found at Weymouth and near Dun- 

 bar, by Captain Laskey. 



Linn. Trans, vol. viii. page 210. 



D Spire, Fbody. 

 Fig. 8th.— -STROM BUS PUGI- 

 LIS. Anterior lip prominent, round- 

 ed, smooth ; spif^e spinous ; beak three, 

 lobed, obtuse, flesh-coloured, red- 

 dish or brownish, within paler and 

 polished ; back snjooth ; first whorl of 

 the spire crowned with spines, which 

 in the other grow gradually less; the 

 outermost whorl cancellate ; pillar- 

 Up much reflected, 



