SECTION X. 



207 



A Foffil kind is found in the fand pits 

 at Woolwich in Kent, in immenfe quan- 

 tities^ which to me feems to be a fpeci^ 

 yet undifcovered hving or recent from lea. 

 I call it Cochlea Strombiformis, clavata, 

 from one ij^ch and a h^lf to two inches 

 long, wrinkled, or ilriated the run of the 

 fpires, and each ipire is alfo circularly fet 

 with a row of depreffions, like the 

 IQiarks of heads of nails. 



The feventeenth family is the Buccioa, 

 in Englifii Whelks. It is chiefly this 

 family that creates the many differences 

 among authors, and the confufion that is 

 hardly to be -unravelled. The immenfe 

 quantities of fpecies it contains, and the 

 many fubordinate characters of them ; 

 which fubordinate characters moft authors 

 have attended to, and made them effential 

 inftead of fubordinate, has produced ^11 

 the perplexity and confufion \ye njeet with 

 relative to this family. 



The 



