MANGILIA. 249 



M. hypsela, Watson. Off Pernambuco. 



M. acanthodes, Watson. Bermuda, Azores. 



M. corallina, M. tiara, Watson. Near St. Thomas, W. I. 



M. macra, Watson. Azores. 



M. eritmeta, Watson. Azores. 



M. rufocincta, E. A. Smith. Porto Cavallo, So. America. 



M. ligata, C. B. Ad., H. and A. Adams, Genera. I have not 

 found any description of this species. 



M. INTERLTRATA, Stearns. PI. 22, fig. 56. 



Shell dark reddish brown, solid ; whorls eight, with 8-10 strong 

 longitudinal ribs, and 10-12 thread-like, darker colored revolving 

 ribs in the interspaces only ; outer lip simple, somewhat 

 thickened. Length, -27 inch. 



Monterey and San Diego, Gal. 

 M. HEXAGONA, Gabb. 



Shell small, slender, fusiform ; spire subacute, nuclear whorls 

 two, smooth, normal whorls five, slightly subangular and orna- 

 mented by six large acute radiating ribs with broad, concave 

 interspaces ; besides these, the whole surface is cancellated by 

 minute raised lines ; color brownish white, ornamented by a few 

 reddish brown revolving bands, one much larger than the rest, 

 in the middle of the whorl ; aperture narrow, columella very 

 slightly twisted ; outer lip acute, sinus almost obsolete. 



L. *34, lat. *1 ; L. apert. '15 inch. 



Monterey, Gal. (2 specimens). 

 M. BELLA, Hinds. PI. 21, fig. 35. 



Shell fusiform, attenuated below, slender, pale yellowish 

 brown; whorls rounded, longitudinally ribbed, crossed with 

 white raised lines, banded with darker brown round the upper 

 part ; ribs slender, furnished with small scattered granules, 

 running into a simple suture ; lip thickened, sinus small, rather 

 wide. Length, 16 mill. 



W. Coast of Central America. 



M. STRIOSA, C. B. Adams. PL 34, fig. 96. 



Shell slender, dingy white, with a rather indistinct narrow 

 central brown band on the body-whorl; longitudinal ribs 10-12, 



