81: FUSINiE. 



Genus METULA, II. and A. Adams. 



Shell elongately fusiform, finely canellated ; spire elevated, 

 acute ; aperture narrow ; inner lip distinct, smooth ; outer 

 lip thickened externally, crenulated within, emarginate pos- 

 teriorly. 



Syn. Buccinum sp., Hinds. 



Ex. M. clathrata, Adams and Reeve, pi. 9, fig. 4. 



The Metulec are deep water-shells, mitriform, elegant, 

 and finely cancellated, the columella simple, and the outer lip 

 slightly sinuated posteriorly. There are at present about 

 four species referred to this genus. 



Species of Metula. 



clathrata, Adams and Reeve. Hindsii, //. and A. Adams. 



Cumingii, A. Adams. mitrella, Adarns and Reeve. 



Genus CANTHARUS, Bolten. 



Shell bucciniform, more or less ventricose in the middle, 

 narrowed anteriorly ; spire and aperture nearly equal ; co- 

 lumella generally with a few obtuse and transverse ridges ; 

 outer lip internally crenated, and with a superior siphon ; 

 inner lip thin or wanting. 



Syn. Pollia, Gray. PoUiana, Mrs. Gray. 



Ex. C. undosus, LinntEUS, pi. 9, fig. 5. Operculum, 

 0. insignis, Beeve, fig. 5, a, 5, I Shell, C. undosus, 

 fig. 5, c. 



The Canthari have been designated Tritons without 

 varices, and have been usually mixed up with Murex^ Pur- 

 pura and BucciHUiu. These shells are generally covered in 



