86 NANINA. 



N. SIAMENSIS, Pfr. PI. 16, figs. 37-39. 



Perforate, rather solid, granulately decussated above, lightly 

 radiately striate and shining below ; light corneous, becoming 

 whitish on the base, sometimes with a chestnut peripheral band, 

 and suture margin ; whorls 6. Diam. 25, alt. 12*5 mill. 



Si am. 



N. Mouhoti, Pfr., is referred here by Dr. von Martens, who 

 has described a white unbanded variety as N. Hainesi. 



N. SETIGERA, Sowb. PL 16, fig. 40. 



Covered subperforate, thin, subgranulate and clothed with 

 a hairy epidermis on the top and side, base smooth and shining; 

 chestnut-colored, with a wide yellow band below the periphery; 

 whorls 6, periphery rounded. Diam. 30, alt. 20 mill. 



Ins. Luzon, Philippines. 

 N. C^SIA, Pfr. PI. 17, figs. 41-43. 



Perforate, thin, pellucid, striulate above, and with slight spiral 

 lines, radiately striate, smoother and shining below ; grayish 

 corneous or yellowish; whorls 6, the last angulated on the 

 periphery. Diam. 17, alt. 8 mill. 



Admiralty Is. 

 N. BATAVIANA, Busch. PL 17, figs. 45, 46. 



Perforate, thin, closely costulate above, with microscopic 

 close revolving lines ; base smooth, shining ; cinnamon-brown 

 above, chestnut-colored below, fading out towards the umbilical 

 region, which is again chestnut-colored; whorls ('!, with 

 obtusely angulated periphery. Diam. 33, alt. 17 mill. 



Java. 

 N. ALBIZONATA, Dohrn. PL 17, fig. 49. 



Subperforate, solid, granulately decussated above, smoother, 

 radiately striated below ; light chestnut-colored above, with a 

 peripheral narrow white band, light yellowish brown below; 

 whorls 6, suture pallid-margined, last whorl carinated on the 

 periphery. Diam. 25, alt. 14 mill. 



Ceylon. 

 N. LJETA, Pfr. PL 17, fig. 50. 



Yery narrowly perforated, moderately solid, subgranulate 

 above, smoother below ; yellowish white ; whorls 6, the last with 

 rugosely carinated periphery. Diam. 35, alt. 18 mill. 



Anamullay Hills, India. 



