170 



fubfcribed to the opinion that it really was a diflin6l fpe- 

 cies, and as fuchgave it in the former part of this fupplenient, 

 under the title o'i^ Strombus Turbqfurmis. Candour however 

 oblijrcs us to remark that, that ihell raufl be received with 

 caution, fince the fpecimen which was found with it, anc^ 

 which we have fmce had an opportunity of examining, is 

 at^Uially Slrombus cojlatus ; fo that it is probable our S. Tur- 

 boformis may hereafter be found to be only a variety of that 

 fliell. 



Wkrex Muiex gyiinus. lin. Sysi^. p. l2l6—G/iic!. Sj/si. p. 3331. 

 Gykinus. J/^////w.iv.t. 158. f. 1231. 1!:32. 



Shell flrong, fliort, conic, and confiderably tumid, with 

 four brown volutions regularly covered with dark chsfnut- 

 coloured tubercles ; on the body whirl, including the length- 

 ened bafe or canal, there are eight rows of tubercles, and 

 three on the fucceeding volution. Length fcarcely a quar- 

 ter of an inch ; breadth one eighth. 



Taken with the preceding by Mr. Laskev, 



This fliell is fo extremely like fome of the numerous va- 

 rieties of Murex gyrbius that we dare not venture to give it 

 as diflinfl : the aperture in fo young a fpecimen could not 

 be formed, and ofcourfeis defiitute of the thickened lip j. 

 and the fingle rib ufually obferved in that fliell on the oppo- 

 fitefide is alfo wanting. Martini gives figures of fix va- 

 rieties, but we have only rcfeiTcd to one which mofi nearly 



reprefents 



