TRAVAUX INÉDITS. 191 



Marg. formicula. Reeve, Tcon. pi. 8, f. 28. 

 Hab. Nouvelle-Hollande, près de l'île Maria. 



56. Marginella translucida. 



Marg. translucida. Sow. Th. conc. p. 376, pi. 75, 

 f. 62, 63. 



«M. sub-elongatâ, albâ, translucida; spirâ productâ; 

 aperturâ elongatâ, columellâ quadriplicatâ, labio externe 

 intùs in medioincurvo, anticè reflexo, extùs validé reflexo, 

 anticè varieem validum formante. » 



Hab. Australie. 



57. Marginella volutiformis. 



Marg. volutiformis., Reeve, Icon. pi. 24. f. 131. a. h. 



« Marg. testa ovatâ, eburneâ, spirâ conicâ, anfractibus 

 supernè tumidiusculis, labro varicoso-reflexo, columellâ 

 quadriplicatâ. 



Hâb. ? 



58. Marginella picturata. 



Marg. [glabella] picturata, Nevill, J. Asiat. soc. Beng. 

 (1874), Pars 2, n° 1, p. 23. 



« Shell small, rather thick, resembling a miniature 

 M. Gemma, A. Ad. (? Festiva, Reeve, var.) whorls six, 

 spire conically exserted ; rulbus-brown throughout indis- 

 tinctly mattled, round the centre rather broad white band 

 and rov^ of distant, regular, square, dark-brown spots, 

 a second less distinctly marked band near the base of the 

 last whorl; columellâ regularly four-plaited , aperture 

 straight, very narrow outer lip much thrickened and 

 reflexed, marked with three brown spots. Long 3 1/2 

 milL, diam 1 3/4 milL, long, apert. 1 3/4 mill. » 



Hab. Maurice. 



59. Marginella Nevilli. 



Marg. [volvarina] incons'picua , Nevill. J. Asiat. soc. 

 Bèng. p. 2, n° 1, p. 23. 



« This small species belong to the sames group as the 



