NANINA. 93 



N. POLITISSIMA, Pfr. PI. 31, figs. 83, 84. 



Perforate, thin, highly polished ; greenish corneous or yel- 

 lowish chestnut ; whorls 4^, suture profound, periphery rounded. 



Diam. 24, alt. 11 mill. 



Ceylon. 

 N. JUCUNDA, Pfr. PI. 31, figs. 87, 88. 



Perforation nearly cohered, thin, lightly striatulate, shining; 

 brownish corneous; whorls 62, periphery rounded. 



Diam. 17, alt. 9 mill. Ins. Labuan. 



N. FULVO-CARNEA, Martens. PI. 31, figs. 89-91. 



Perforate, striatulate, with very fine, close, lightly impressed 

 spiral lines, shining ; orange-brown above, a little pinkish and 

 lighter below; whorls 5, suture margined, plicatulate, dark 

 violaceous. Diam. 17, alt. 10 mill. 



Manado, Celebes. 

 N. EXUL, Theobald. PI. 31, figs. 92-94. 



Very narrowty perforate, thin, shining, incremental striae 

 lightly impressed ; yellowish corneous ; whorls 5, suture im- 

 pressed, periphery obtusely angulated. Diam. lii, alt. 6 mill. 



Andaman Is. 



N. Andamanensis, Try on, is a synonym. 



N. MALACCANA, Pfr. PL 31, fig. 95. 



Perforate, thin, smooth, irregularly pustulate-punctate; cor- 

 neous chestnut ; whorls 5J, suture distinctly margined, periphery 



rounded. Diam. 15'5, alt. 7 mill. 



QuedOj Malacca. 

 N. CONVALLATA, Benson. PL 31, figs. 96, 97. 



Scarcely perforate, thin, very shining, striatulate, translucent ; 

 olivaceous corneous; whorls 6, suture profoundly canaliculate, 

 the channel exteriorly bounded by an acute angle. 



Diam. 14, alt. 7 mill. 



Tenasserim, Burmah. 



N. COMPLUVIALIS, Blanford. PL 31, figs. 98, 99. 



Perforate, thin, smooth, polished, diaphanous, very minutely 

 striate ; yellowish corneous ; whorls 4J, suture deeply channeled 

 and bounded by an acute angle. Diam. 10, alt. 6'5 mill. 



Mts. AraJcan. 



