70 NANINA. 



N. STUARTI^E, Sowerby. PI. 18, fig. 61. 



Obsoletely perforate, or imperforate, rugosely obliquely striate 

 by growth-lines ; white, variously fasciated by light chestnut to 

 chocolate bands and lines; whorls 6, the last slightly descending 



in front. Diam. 40, alt. 2G mill. 



Celebes. 



The banding varies greatly, sometimes nearly covering the 

 shell, in others reduced to a single peripheral band, reappearing 

 above the suture. 



N. GYPSACEA, Pfr. PI. 18, fig. 62. 



Narrowly umbilicated, somewhat solid, irregularly striated; 

 slightly shining ; chalky, doubly narrowty banded with light 

 brown around the periphery, the upper band visible on the 

 spire ; whorls 6-J, the periphery subangulated. 



Diam. 30, alt. 18 mill. 



Habl 



Dr. von Martens thinks this may be a young N. Stuartise, but 

 the description and figures indicate a distinct species. 



N. JULIANA, Gray. PL 18, figs. 63, 64. 



Narrowly perforate, moderately solid, smoothish, slightly 

 plicate by growth-lines ; yellowish white or rosy white, with a 

 chestnut band below the suture, a broad one below the periphery 

 and another broad one around the perforation ; whorls 5, the last 



not descending, obtusely angular on the periphery. 



Ceylon. 



It is N. rosacea, Sowb.; N. Dufourii, Grat.; N. citrinoides, 

 Grat., and N. commendabilis, Fer. 



N. GANOMA, Pfr. PL 18,. figs. 65, 66. 



Narrowly umbilicated, rather solid, smoothish, with lightly 

 rugose growth-lines ; epidermis yellowish horny, with a narrow 

 chestnut band below the suture, and another, sometimes broadly 

 diffused below the periphery, also broadly chestnut-banded 

 around the umbilicus; whorls 5. the periphery obtusely angu- 



lated. Diam. 51, alt. 26 mill. 



Ceylon. 



More depressed than N. Juliana, but very closely allied to it. 



