118 HELIX. 



Var. CEPHALONICA, Mouss. 



Smaller aperture, narrower, falciform, margins of periphery 

 joined by a thin parietal callus. 



Cephalonia. 



Var. OCTOGYRATA, Mouss. 



Larger, a little convex above, whorls 7 -8, the last rounded. 

 Diam. 14 mill. 



Lesina, Dalmatia; Prevesa, Greece. 



Var. CANALIFERA, Anton. 



Spire more elate, last whorl more angulated above, aperture 

 narrower, peristome thick, defined by an exterior channel. 



Turkey. 



Var. GIRVA, Friv. 



Shell small, aperture coarctate, lip thicker. 



Epirus; Albania. 



H. BARBATA, Fer. PI. 23, figs. 97-99. 



Umbilicus nearly covered, rather thin, costulate-striate above, 

 shortly pilose, brownish corneous; whorls 6, slightly convex, 

 slowly increasing, the last obsoletely angulated above, shortly 

 descending anteriorly, base convex, lightly radiately striate ; aper- 

 ture diagonally subauriform, lip flexuous, narrowly expanded 

 above, reflected below, dilated over the umbilicus. Diam. 13 milL 



Candia, Balkan. 



H. TARNIERI, Morelet. PI. 23, figs. 100-2. 



Moderately umbilicated, subdiscoidal, brownish corneous, closely 

 costulately striate ; whorls 7, a little convex, narrow, spire scarcely 

 emersed, last whorl obtusely angular above, not deflected ; aperture 

 obliquely lunar, depressed, the margin callous, angularly reflected. 



Diam. 12 mill. 



Tangiers. 



H. BOSC.E, Hidalgo. PI. 23, figs. 3-5. 



Narrowly umbilicated, lenticular, rather thin, closely arcuately 

 striate above, brownish corneous ; whorls 6, slowly enlarging, the 

 last obtusely angulated above, not descending anteriorly, constricted 

 below towards the aperture, base convex, smoothish, flattened at 

 the umbilicus ; peristome whitish or flesh color, the upper margin 

 very shortly expanded, the basal reflected. Diam. 11 mill. 



Puebla de Rugat and Valentia, Spain. 



