VERTAGUS.— Plvie V. 



apex, ornamented with iiodiiliferous ribs ; whorls 



beaded and tumid at the suture, spirally ribbed ; 



aperture rather round, with a canal above, outer lip 



expanded, digitated, canal short. 

 LinNjEUs {Mitrex). 



Murex minulatus, Martvn. 



Murex annularin, Gmelin. 

 Hab. Society Islands. 



Variety Fig. 25 i is a frequently-occurring, irregular 

 growth, peculiar to this species; it may be identified with 

 the more regularly formed shell by the apex, which is cha- 

 racterized bv broad ribs with livid-blue between them. 



Species 26. (Fig. a, b, Mus. Cuming.) 



Veetagus Kochii. Fer. testa avgustd, pallida, fiisco 

 vel ritfo interliueatd ; atifractibm spiraUter costellalis, 

 costellis altemadm granosis el plan is ; aperturd sub- 

 obliqud, labro paiilo iricrussato, labia interna urdpU- 

 calo, catiali breoi, recurvo. 



Koch's Veetagus. Shell narrow, pale, interlined with 

 brown or red; whorls spirally ribbed, ribs alteruatelv 

 granulated and plain; aperture rather oblique, outer 

 lip a little thickened, inner lip with a single plait, 

 canal short, recurved. 



Philippi, Abbild. pi. i. f. 3. 



Hab. East coasts of Africa. 



