[ '5 ] 



F I G. 54. 



TURBO Stagnalis perverfus quinque anfra(5tibus apertura ovall. 

 The reverfed lake tui'bo of five fpires and oval aperture, 

 The colour femipellucid brov^n and glofly, 

 On the bank of a flream near Faverfliam—not uncommon. 



This feems defcribed by Petiver, tho' very indiiFerendy engraved, Gaz. T. 10. f. 8. 



F I G. sS' 

 TURBO Tribus anfra6llbus reticulatis apertura unidentata. 



The three fpired elegantly reticulated turbo with a one toothed oval 

 aperture,. 



The colour pellucid white. 

 From Sandwich — exceeding rare. 



FIG. 56 



TURBO Tribus anfraftibus umbilicatus apertura fubrotunda. 



The three fpired umbilicated turbo with a roundifli aperture. 

 The colour greenifli white pellucid. 

 From Faverfliam Creek — not common. 



FIG. 57. 



TURBO Striatus quatuor anfractibus apertura ovali marginata. 



The ftriatrd four fpired turbo with an oval margmated aperture. 



The colour opaque wlaite, 



From a ftream near Faverfliam— very rare. 



TR CHUS. 



