385 



line : colour white, fomewhat gloiT/, a little wrinkled 

 longitudinally, and commonly marked with one ferru- 

 ginous band, or fafcia, round the middle of the body, 

 continuing fpirally up the fiie!!, at the bafe of the, other 

 volutions, but fainter, and loft in the fourth fpire: aper- 

 ture oval ; outer lip thin ; inner lip a little reflected on 

 the Columella, forming a fmall cavity, or fuk-umbilicus. 

 Length three quarters of an inch ; breadth three-eighths. 



This fpecies appears to be fubjeft to confiderable va- 

 riety with refpe6l to the bands; fome have xXwe&fafcice 

 on the body, the middle one of which is very narrow, 

 the others broad : the fecond volution has one, and fome- 

 tim°s two ; the other fpires are covered by the band, ex- 

 cept at their jun61 ion. Others have the fafcice broken 

 into longitudinal ftreaks; which, as well as the banded 

 fpecim.ens, are frequently faint and obfolete on the under 

 part, in the line of the mouth. 



Do6tor PuLTENEY flates this Oiell to have been found 

 near Weymouth, by Mr. Bryer. We have been favour- 

 ed with fpecimens from that gentleman, who at the fame 

 time informed us, he found them in a pool near Weymouth, 

 and in a ftream near Dorchcjlcr ; but rare in both places ; 

 and that all the Englijh fpecimens, he had feen, were 

 deflitute of bands. 



Thefe are not fo white and opaque as foreign fliells', 

 but rather inclining; to liijht horn-colour; are thinner; 



D d d and 



