HELIX. 259 



AEGISTA, p. 59. 



H. VIRILIS Gredler, 1888. 



Moderately umbilicate, globose-trochoidal, apex slightly obtuse, 

 slightly and irregularly obliquely striattdate, thin, pellucid, shining, 

 vitreous like agate, violet- white, tmifasciate with brown or whitish ; 

 whorls 7, gently increasing all the way to the base, slightly convex, 

 the last obtusely angulated, descending anteriorly as far as the in- 

 ferior band, slightly flattened, ornamented with two castaneous bands, 

 one thin situated upon the angle, the other inferior, fading out to- 

 ward the umbilicus, the two separated by & milky peripheral band 

 of double the width; aperture oblique, rotund-lunar; peristome a 

 little expanded, very briefly reflexed, the columellar margin dilated 

 above the umbilicus, which it does not conceal, reflexed. 



Diani. 14-15 alt. 9-1).] mill. (Gredler). 



Patong, China. 



Var. sri;i-Ts.(.'A Gredler. 



Corneous-brown or reddish-brown, with a broad white peripheral 

 band; spire more depressed; umbilicus wider and striation stronger 

 than in the type. The breadth of the umbilicus is quite variable. 



H. L.vriii;xTir Gredler, 1888. 



Moderately umbilicated, convexo-globose, unequally striatulate, 

 thin and pellucid, shining, corneous, concolored ; whorls 4, rapid- 

 ly increasing, convex, the last large, anteriorly not descending; 

 suture impressed ; aperture large, subrotund, slightly oblique; per- 

 istome a little expanded, not reflexed, scarcely thickened. 



Diam. 11, alt. 6 mill. 



Hupe, China. 



H. BUPEANA Gredler, 1886. PL 66, figs. 78-80. 



I )extral, orbicular-discoidal, spire depressed, convex ; thin pellucid, 

 widely umbilicate, densely but unequally striate, somewhat shining, 

 corneous ; whorls 6-6-1, a little convex, sensibly increasing, the last 

 descending slightly or not at all, angulate above the periphery, the 

 angle sometimes whitish, base cylindrical ; aperture rotund-lunar, 

 oblique; peristome broadly expanded all around, reflexed, acute, 

 thickly labiate, margins converging, rarely joined by a thin parietal 

 callus. Diam. 13-17, alt. 5-6 mill. (Gredler). 



Patong, Western Hupc, China. 



