< VI. I' II 



prominent point. Alt. (><>*.". in., <li:im. <><> 1 |. Month }>na<lth at 

 same place O'OdT inch ( \\'n 



T'l/ilt! II*irl>r, near the reefs, 20 fms. 

 C. tali!!* n*u W \ i-.. ('hall. Kep. Gastr. p. 665, pi. -J'.', f. 11. 

 This is very possibly a young shell. 



C. i I.III.NSIS E. A. Smith. Un figured. 



Shell very much elongated, narrow, cylindrical, a little contra- 

 in the middle, white, transversely very finely striated, the strise 

 more distant toward the vertex, longitudinally .-triated with indi>- 

 tinct growth lines. Vertex (which is surrounded by an acute mar- 

 gin) profoundly umbilicate ; base subperforate. Aperture very nar- 

 row above, dilated below ; columella a little thickened, spirally 

 twisted, joined to the apex by a thin callus. Alt. 6, diam. 2 mill. 

 (fibk). 



Fiji Is. 



C.-fijiemis S.M., Ann. Mag. N. H. (4), ix, p. 352. 



A pure white shining species, of nearly the same form as C. li- 

 jiUmta A. Ad., but rather narrower, with the columella only spiral- 

 ly twisted, and the transverse striie finer (<S f w.). 



C. NITENS E. A. Smith. Unfyured. 



Shell ovate, semi-pellucid, bluish-white, shining, longitudinally 

 indistinctly and transversely at top and base striated. Vertex 

 minutely umbilicated. Aperture narrow, dilated at base ; lip solid, 

 thick ; columella thick, provided with a small tooth or tubercle in 

 the middle ; umbilical region subperforate. Alt. 5, diam. 2' mill. 

 (Sm.~). 



Fiji Is. 



C. nitens SM., Ann. Mag. N. H. (4), ix, p. 351. 



A small semitransparent bluish-white species, chiefly character- 

 ized by the thick labrum and columella which has a small tooth or 

 tubercle on the middle of it ($?n.). 



Var. : Shell larger, less solid ; alt. 6, diam. 3 mill. 



South Afi'lc'in <tn<t South Atlantic Species. 



C. TUBULOSA Gould. Unjigured. 



Shell of moderate size, elongated, cylindrical, sensibly enlarged 

 above and below, whitish ; smooth or sculptured with revolving 



