94 NANINA. 



N. AGLAJA, Pfr. PI. 31, figs. 100-2. 



Scarcely perforate, thin, smooth, pellucid, very shining ; amber 

 brown ; whorls 6, plicatulate at the suture, which is margined by 

 a chestnut line, periphery rounded. Diarn. 13, alt. 6 mill. 



Sarawak, Borneo. 

 N. VALLTCOLA, Pfr. PI. 31, figs. 3, 4. 



Perforate, smooth, pellucid, shining; brownish corneous; 

 whorls 5, suture submargined, periphery rounded. 



Diam. 12, alt. 5 mill. 



Koondah Mts., India. 

 N. HYPOLEUCA, Blanford. PL 31, figs. 5, 0. 



Perforate, rather thin, smooth, polished, lightly striate, with 

 microscopic spiral lines, frequently obsolete, brownish corneous, 

 becoming lighter below, whitish around the umbilicus ; whorls 5, 

 suture impressed, submargined. Diam. 12, axis 6 mill. 



Akoutong, Pegu. 

 N. STEPHOIDES, Stolicz. PL 31, figs. 7-9. 



Yery narrowly perforate, thin, shining, smooth, lightly stri- 

 atulate ; yellowish corneous, becoming whitish around the 

 umbilicus; whorls 6, suture linear. Diam. 11-6, alt. 7 mill. 



Penang Hill. 

 N. CARNEOLA, Pfr. PL 31, figs. 10, 11. 



Narrowly perforate, thin, smooth, pellucid, shining, reddish 

 corneous ; whorls 6, slowly increasing, suture channeled, sub- 

 marginate, last whorl obsoletely angulated on the peripher}^. 



Diam. 11-5, alt. 5 mill. 



Ceylon. 

 N. TODARUM, Blanford. PL 32, figs. 12-14. 



Perforate, thin, shining, striate, fulvous corneous ; whorls 5^. 

 Diam. 14, alt. 8 mill. 



Nilglierri Mts., India. 

 Is larger with a higher spire than the succeeding species. 



N. PERROTTETI, Pfr. PL 32, fig. 15. 



Subopenly perforate, rather thin, smooth, shining; corneous; 

 whorls 5^. Diam. 8, alt. 4 mill. 



Nilgherri Ms., India. 

 N. VILLIPENSA, Benson. PL 32, figs. 16, 17. 



Openly perforate, moderately solid, pellucid, corneous, pol- 

 ished ; whorls 5, suture scarcely margined. Diam. 8, axis 4 mill. 



Ceylon. 



