SECTION IX. 



^17 



The fpecies of this family are not nume- 

 rous ; but among them the Weaver's 

 Shuttle, PI. III. fig. 3, the Poached Egg, 

 and feme others, are efteemed rare and 

 cuiious Shells. 



The eighth family : Cyprea vel Por- 

 cellana, the Cowry, Shells generally fe- 

 mioval^ whofeflat part is the mouth. The 

 fpires of the Cowries in no wife appear 

 externally, but make their revolutions 

 quite latent, or within the body of the 

 Shell. The aperture is on the flat fide ; it 

 is a narrow opening, or fent, the leno^th of 

 the Shell. The lips near together, broad, 

 turning inwards, and toothed^ the two ends 

 or extremes on the upper part are very 

 bumped and prominent. At one extreme 

 it has a wry gutter, or opening, like the 

 mouth of a foal or other flat fifn ; the 

 other extreme has alfo a gutter, but it is 

 ftrait or perpendicular ; and afide of it, in 

 fome kinds, there is another protuberance 

 Jike a fmall rude clavicle or turban. 



N The 



