246 POPULAR CONCHOLOGY. 



transversely striated, and much varied in co- 

 lour ; operculum small and horny. 

 Animal, head having two ten- 

 tacular with eyes near the base. 

 — 18 species, recent. 



Inhabits both the Atlantic and 

 Pacific, in warm latitudes. The C. rustica is 

 also found on the southern coast of Italy. 



113. Mitra. — Shell turreted, rather fusi- 

 form; spire pointed at the 

 end; the lowest plaits on 

 the inner lip are the smallest ; 

 outer lip sometimes toothed ; 

 operculum doubtful.* Ani- 

 mal not much known; the 

 trunk, however, is very long, 

 and the foot small. — 80 spe- 

 cies recent, and 14 fossil. 



These shells are much smaller and more 

 slender than the Volutes (the next genus), but 

 are not inferior to them in beauty of sculptur- 

 ing and colour. They exhibit an infinite variety 

 of patterns ; sometimes grooved, sometimes 



* Existing in some species, not in others. — Gray. 



