188 HELIX. 



Var. WELEBITANA, Stentz. 



More solid, opaque, basal margin of aperture straighter. 



Var. MONODON, Villa. 



Columellar margin unidentate, more globose and turrited than 

 the type. 



Switzerland. 



H. armata, Stabile is identical. 



H. JURINIANA, Bourg. PL 41, figs. 10-12. 



Narrowly perforate, subpellucid, dull, corneous or fulvous corn- 

 eous, subcostulate above, stimulate below; whorls 6J, the last with 

 subcarinate periphery, which is sometimes lighter colored or whitish ; 

 peristome simple, acute, with white lip within. Diam. 9 mill. 



Aix-les Bains. 



H. VICINA, Rossmassler. PI. 42, figs. 27, 28. 



Subperforate, yellowish corneous, with a pellucid peripheral zone, 

 slightly granulate ; whorls 6, scarcely convex above, the last shortly 

 descending in front, base convex, impressed in the middle ; peristome 

 patulous, white-lipped within. Diam. 12'5 mill. 



Carpath Ian Mountains. 



It is H. Carpatica, Friv., and H. tecta, A. Schmidt. 



H. HIBERNA, Benoit. PL 41, figs. 18, 19. 



Perforation covered, thin subpellucid, yellowish corneous, very 

 shortly pilose, and slightly striate; whorls 5, subplanulate above, 

 periphery subangulated, body whorl scarcely descending in front, 

 base convex; peristome subpatulous, white-lipped within. 



Diam. 9 mill. 



Sicily. 

 Var. VULCANICA, Platanica. 



More yellowish, periphery rounded, peristome rosy, marked with 

 brown exteriorly. 



H. CONSONA, Ziegler. PL 42, figs. 29, 30. 



Perforation nearly covered, pellucid, slightly striate, a little shin- 

 ing, yellowish corneous, with a peripheral pellucid zone ; whorls 5?, a 

 little convex, the last scarcely descending at the aperture ; peristome 

 .acute, white-lipped within, margins remote. Diam. 14*5 mill. 



Sicily. 



H. Ursula, Fer. is a probable synonym. 



