NANTNA. 63 



concentrically <>n the l>ase : dull ochraceous ; whorls 6, the last 

 somewhat obtusely angulated on the periphery. 



Diam. 3. alt. axis 3 mill. 



Munipur Hills, A". E. India. 



\ variety with .V, whorls and finer sculpture (fig. 67), occurs 

 on the Xaga Hills, 5000 ft. alt. 



.V ASTMKANS. Blanford. PI. 27, fig. 68. 



Scarcely perforate, thin, corneous, obscurely striulate; whorls 

 7, the peripheral angle obtuse, evanescent near the aperture. 



Diam. 2, alt. 3 mill. 



Nilgliiri J//s. 

 X. Kn.\siArA. (Jodwin Austen. PL 27, fig. 69. 



Imperforate, microscopically striate, quite smooth under an 

 ordinary lens ; glass}* white ; whorls 8, the last very obtusely 



ungulate on the periphery. Diam. 2'3, alt. 2*7 mill 



Khasi Hill*. 

 lh. Spire higher. 



X. FASTIGIATA. HllttOll. PL 27, fig. 70. 



Perforation covered, regularly finely longitudinally striated ; 

 pale brown ; whorls 8, with shallow suture, periphery obtusely 

 angulated. Diam. 3'7, alt. axis 3'8 mill. 



.Y. W. Himalayas, 5000 to 7000 ft. alt. 



X. KLON<,ATA. Godwin-Austen PL 27, fig. 71. 



fmperforate, irregularly longitudinally costulate, with a few 

 spiral striae on the base near the umbilical region ; pale ochra- 

 ceous brown ; whorls 10, the last with obtuse peripheral angle. 



Diam. 3'3, alt. axis 5 mill. 



c. Base tumid below. 



X. JAIXTIACA, Godwin-Austen. PL 27, fig. 72. 



Finely longitudinally costulate above, concentrically on the 

 base; pale olivaceous brown : whorls 5-f, the last with obtusely 

 angulated periphery. Diarn. 3'3, alt. axis 2'3 mill. 



8. Jaintia Hills, India, alt. 5350 ft. 



X. XA<;AKNSI.S. Godwin-Austen. PI. 27, fig. 73. 



Subperforate, rather thin, finely regularly longitudinally cos- 

 tulate, extending across the base; pale horny brown ; whorls 6, 

 the last distinctly carinated on the periphery. 



Diam. 3'6, alt. axis 2-; mill. Naga Hills, India. 



