PULMONATA. 95 



convex ; apex blunt ; suture impressed ; whorls four, little convex, 

 enlarging rapidly, the last not descending, more convex beneath ; 

 umbilicus narrow, forming about one-eighth of the total breadth, 

 open ; aperture scarcely oblique, roundish-lunate ; peristome 

 simple, straight ; upper margin slightly depressed, columellar 

 margin expanded into a triangular lamina. Height 8, greatest 

 breadth i5, least breadth 13 mill. {Pfr.) 



Helix epixantha, Pfr. in Zeitschr.f. Mai 1850, p. 70; /e.n.869. 

 t. 134. f. 13-15 ; Mon. Suppl. 84. 

 Reeve, n. 454. t. 84, 

 Hab. Shang Hi, China (Fortune). 



e. Japan. 



61. Nanina conospira. 



Shell openly perforate, globose-conic, rather thin, faintly stri- 

 ated, little shining, pale horn-coloured; sj)ire conic, with the 

 outlines convex and the apex rather pointed ; whorls five and a 

 half, convex, the last rounded, not descenthng; aperture little 

 oblique, nearly semicircular; peristome simple, straight, with 

 distant margins; columellar margin somewhat dilated, expanded. 

 Height 5, greatest breadth (5, least breadth 5i mill. {Pfr.} 



Hehx conospira, Pfr. in Z.f. M. 1851, p. 14 ; Ic. n. 963. 1. 146. 

 f. 17, 18; Mon. Suppl. 50. 



Hab. Japan. 



62. Nanina Sieboldtiana. 



Shell scarcely perforate, globular, thin, horn-coloured, pel- 

 lucid, shghtly striate and very obsoletely decussate ; spire short, 

 conoidal, rather acuminate ; whorls five and a half, moderately 

 convex, the last one ventricose ; aperture lunate-circular; peri- 

 stome simple, sharp, with the columellar margin arcuate, dilated, 

 convexly reflected. Height 13, greatest breadth 18, least breadth 

 15^ mUl. (Pfr.) 



Helix Sieboldtiana, Pfr. in Z.f. M. 1850, p. 8/ ; Mon. Suppl. 42. 



Reeve, n. 49.5. t.n. 

 Hehx ravida, Pfr. Mon. i. 42. n. 69 ; Ic. i. 201. t. 31. f. 1, 2 (not 

 Benson). 



Hab. Japan iSieboldt). 



f. Sumatra, 



63. Nanina castanea. 



Shell perforated, subglobose, obscure, chestnut, with an adnatc 

 red and white band ; whorls striated. Lat. 17 lin. 



