IIKLIX. !'")!> 



AEGISTA, p. 5!). 



H. VIUFLIS Gredler, 1*88. 



Moderately umbilicate, globose-trochoidal, apex slightly obtuse, 

 slightlv and irregular! v obliquely striatulate, thin, pellucid, shining, 

 vitreous like agate, violet-white, unifasciate with brown or whitish : 

 whorls 7, gently inn-caking all the way to the base, slightly convex. 

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

 terior band, slightly flattened, ornamented with two cast aneous band,-, 

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

 ward the umbilicus, the two separated bv a 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. 



Diam. 1 4-1 .'> alt. 9-9-] mill. ( (1,-ctlttr I 



Patong, Chi tin. 



Var. sruiTscA ( m-dler. 



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. LAURKNTII Gredler, 1888. 



Moderately nmbilicated, convexo-globose, unequally striatulate, 

 thin and pellucid, shining, corneous, eom-olored ; whorls 41, 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. 



H. HUFKAXA Gredler, l.S,S<>. PI. 66, figs. 78-KO. 



Dextral, orbicujar-discoidal, spire depressed, convex ; thin pellucid, 

 widely umbilicate, densely but unequally striate, somewhat shining, 

 corneous; whorls 6-61, a little convex, sensibly increasing, the last 

 descending slightly or n.ot at all, augulate 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. 18-17, alt. -~)-6 mill. ( driller). 



Patony, Western IIiijx', < 'ft inn. 



