DESCRIPTION. 167 



Specimen livid, with red indistinctly waved rays 

 and spots upon the margin ; transversely striate ; 

 whorls contiguous, upper ones finely granulate; 

 aperture pearly. 



Inhabits the European and African seas. 



Fig. 3. T. dolahratus. 



Shell umbilicate, glabrous ; columella recurved, 

 twisted and plaited. 



Lister Conch, tab. 844. fig, 72. 



Shell white, with purphsh brown transverse lines; 

 whorls somewhat rounded, separated by a groove ; 

 columella with three folds. 



Inhabits South America. 



Fig. 4. Turbo muricatus. 



Shell umbilicate, subovate, acute, surrounded 

 with transverse striae of raised dots ; columellar 

 margin obtuse. 



Lister Conch, tab. 30. fig. 28. 



Specimen purplish blue; aperture brown ; whorls 

 distant. 



Inhabits Europe, South America, and Africa. 



