120 HELIX. 



Var. ALIOSTOMA, Westerl. 



More narrowly umbilicated, shining, distantly arcuately costate, 

 peristome slightly reflected. Diam. 13 mill. 



Corfu. 



H. LENTICULARIS, Morelet. PL 24, figs. 15-17. 



Umbilicated, lenticular, acutely carinated, costulately striate 

 above, fulvous corneous ; whorls 7, slowly enlarging, the last com- 

 pressed at the carina, spire scarcely elevated ; peristome simple 

 above, the base white, thickened, reflected. Diam. 17 mill. 



Fez, Tangiers, N. Africa. 



H. BARBULA, Charp. PI. 24, figs. 18-20. 



Openly umbilicated, lenticular, carinate, corneous, closely lightly 

 costulate ; whorls 6, flattened, the last constricted in front, not 

 descending; aperture Innately trisinuate; peristome flexuous, re- 

 flected at the base, white lipped and two-toothed. Diam. 11 mill. 



Portugal, Azores. 



It is H. bituberculata, Fer. (teste Morelet), H. Guerini, Anton, 

 If. holosericea, Graells. 



H. CALPEANA, Morelet. PI. 24, figs. 21-23. 



Narrowly umbilicated, lenticular, acutely carinated, thinly costu- 

 late-striate, fulvous corneous ; whorls 7?, flattened, narrow, sub- 

 equal, base convex ; aperture narrow, peristome simple and straight 

 above, sinuous and reflected below. Diam. 11 mill. 



Gibraltar. 



It is H. finitima, Fer. 



H. MAROCCANA, Morelet. PI. 24, figs. 24-26. 



Umbilicated, acutely carinated on all the whorls, thin, subpel- 

 lucid, lightly costulate-striate, brownish corneous ; whorls 8, narrow; 

 lip white. Diam. 17-18 mill. 



Tetuan, Morocco. 



H. TURRIPLANA, Morelet. PI. 24, figs. 29-31. 



Umbilicated, solid, granularly scabrous, corneous ; whorls 6-6 , 

 exserted, carinate, subchanneled at the suture, last whorl scarcely 

 descending in front, base a little convex, sulcate, deeply biscrobi- 

 culate toward the aperture ; aperture rostrate at the carina ; peris- 

 tome white-lipped, joined by a callus, superiorly expanded, basally 

 bidentate. Diam. 15 mill. 



Portugal. 



