64 NANINA. 



N. GRATIOSA, Godwin-Austen. PI. 27, fig. 74. 



Narrowly perforated, finely regularly costulate, extending 

 across the base also; pale horny brown; whorls 5, the last with 

 peripheral angulation. Diam. 3'5, alt. axis 2*5 mill. 



Naga Hills, 8375 feet alt. 



N. TERIAENSTS, Godwin-Austen. PL 27, fig. 75. 



Narrowly perforate, upper whorls obliquely longitudinally 

 striate; color bleached; whorls 5, suture narrowly margined; 

 last whorl sharply keeled. Diam. 3*6, alt. axis 2 mill. 



Teria Ghat, southern base of Khasi Hills. 



B. Shell globosely conoid, sides convex, aperture small, subper- 

 f or ate, closely finely longitudinally costulate. 



a. Rounded on last whorl. 



N. NANA, Hutton. Plate 27, fig. 76. 



Smooth, the very fine longitudinal sculpture only visible under 

 a lens; pale ochraceous ; whorls 6, suture well impressed. 



Diam. 3, alt. axis 2 mill. 



N. W. Himalayas. 



N. RESINULA, Godwin-Austen. PI. 27, fig. 77. 



Narrowly perforate, beautifully closely longitudinally costu- 

 late ; pale ochraceous ; whorls 6, suture impressed. 



Diam. 2*4 mill, alt. axis 2 mill. 



Khasi Hills. 



N. SIKKIMENSIS, Nevill. PI. 27, fig. 78. 



Narrowly perforate, sculpture extremely fine and close ; pale 

 sienna brown ; whorls 6. Diam. 2- 3, alt. axis 2. mill. 



E. Himalayas. 

 N. BULLULA, Hutton. PI. 27, fig. 79. 



Narrowly perforate, very finely longitudinally costulate ; 

 whitish horny ; whorls 5, the last somewhat descending, ob- 

 scurely subangulate on the periphery. Diam. 4, alt. axis 3 mill. 



N. W. Himalayas. 

 N. FLATURA, Godwin-Austen. PI. 27, fig. 80. 



Apparently smooth, finely ribbed under a lens ; horny brown ; 

 whorls 5, suture well impressed. Diam. 2*3, alt. axis 1*5 mill. 



Munipur. 



