Class VI. BUCCINUM. WHELK. 267 



GENUS XXIII. BUCCINUM. WHELK, 



Animal, a Slug. 

 Shell spiral, gibbose. 



Aperture ovate, ending in a short canal, 

 bending to the right. 



Lin. Syst. 1202. No. 46?. List. Conch, tab. Q65. 1. lapil- 



Gm. Lin. 3484. Lin. Tr. viii. 135. * LDS ' 



massy. 



Faun. Suec. No. 2l6l. Mont. Test. Br. 23Q. id. 



List. Angl tab. Mi. Jig. 5, 6. Sup. 104. 



B. with about five spires, often obsolete ; inside 

 of the mouth slightly toothed. A very strong 

 thick shell, of a whitish color. 



Varieties, yellow; or fasciated with yellow 

 on a white ground ; or sulcated spirally, and 

 sometimes reticulated. 



Seejigures I. I, I. tab. Ixxv. 



In many, which I suspect to be shells not 

 arrived at full growth, the lip is thin and cul- 

 trated. Length near an inch and a half. 



Inhabits (in vast abundance) rocks near low- 

 water mark. 



This is one of the English shells that pro- 

 duces the purple dye, analogous to the purpura 



