MTIOPA. 281 



ate ; light yellowish brown, outer lip often l)ordered internally with 

 black. Length, 6 mill. 



Pelagic, \mivermlly didrihuted in warm seas, on floaiing seaweed. 



The synonymy includes L. striata, Pfr., Buccinum litiopa, Mrs. 

 Gray, L. hombyx. Rang. (fig. 74), L. maculata, d'Orb., L. divlsa^ 

 Carp., L. nitidula, Pfr. (fig. 73), L. decussata, Gould (fig. 78), and 

 L. Grateloupiana, Drouet. (fig. 75.) 

 L. Savignyi, Issel. PL 53, fig. 76. 



Smooth, translucent, whitish or yellowish, with numerous small 

 opaque white spots ; whorls 7, suture impressly margined ; colum- 

 ella subtruncate. Length, 3 mill. 



Suez. 



The figure has the aperture of a Diala, but Issel describes the 

 columella as above. 

 L. Jeffreysiana, Issel. PI. 53, fig. 77. 



Whitish, subpellucid, shining, smooth ; whorls 9-10, the last 

 subangulate above and below ; columella straight, subtruncate at 

 the base. Length, 2 mill. 



Red Sea. 



Possibly synonymous with L. melanostoma. 



L. Belakgeri, Eyd. et Soul. PI. 53, fig. 79. 



Longitudinally costate towards the apex, very finely spirally 

 striate elsewhere, reddish brown, with darker spiral bands ; colum- 

 ella not truncate below. Length, 6 mill. 



China Sea. 



Unfig tired Species. 



L. VENTROSA, A. Ad., and var. minor, Nevill. Indian Ocean.. 



L. EFFUSA, and L. obesa, C. B. Ad. Jamaica. 



L. VENTROSA and L. carinata, Pfr. Cuba. 



Subgenus Alaba, A. Ad., 1862. 

 All the species of the typical group (most of them by Arthur 

 Adams), remain unfigured, and I have no reliably determined 

 specimens from which to represent the types. 



Unfigured and Undetermined Species. 

 L. tervaricosa, L. melanura, C. B. Ad. Jamaica. 



Oingnla pro'usta, Recluz is said to be a synonym of the last- 

 named species. 



