16 



HELIX. 



H. MADRITENSIS, Bambur. PI. 3, figs. 17, 18. 



Perforate whitish or ash colored, with two maculated brown 

 bands above, often obsolete, thinly and regularly closely costulate; 

 whorls 5, the last subinflated, a little deflected in front, Jbase sub- 

 turgid, suture conspicuous, periphery cariuated ; peristome simple, 

 acute, widely labiate within, margins joined by a thin white callus. 



Diam. 9 mill. 



Madrid, Spain. 



H. PENCHINATI, Bourg. PL 3, figs. 19-21. 



Perviously umbilicated, striate, corneous chestnut color flamed 

 with white above, whitish, dark banded below, suture impressed; 

 whorls 5 ;>-, a little convex, slowly increasing, the last carinated, the 

 carina vanishing towards the aperture, suddenly descending, base 

 convex; peristome simple, acute, slightly thickened within, margins 

 approximating, joined by a thin callus. Diam. 6'5 mill. 



Barcelona, Spain. 

 H. CODIA, Bourg. PI. 3, figs. 22-24. 



Narrowly umbilicated, subpellucid, elegantly costate, yellowish 

 corneous with interrupted chestnut liueolations, apex corneous; 

 whorls 6, slightly convex, regularly increasing, suture scarcely 

 impressed, last whorl rounded, abruptly descending at the aperture; . 

 peristome acute, white margined within. Diam. 12 mill. 



Portugal. 



H. intersecta, Morelet is a synonym. 



Aucey has indicated a var. EUFA. 



H. SEMIPICTA, Hidalgo. PL 3, fig. 2. 



Moderately umbilicated, thin, subopaque, a little shining, mi- 

 nutely striated above, smooth below, light yellowish white, with 

 pellucid maculatious above, profusely variegated and banded at the 

 periphery with brownish corneous, suture rather deep ; whorls 5-5, 

 a little convex, regularly increasing, the last convex, slightly des- 

 cending in front, base subdepressed ; peristome acute, sublabiate 

 within. Diam, 9'5 mill. 



Alcare%, Spain. 

 H. GIGAXII, Charp. PL 3, figs. 25-27. 



Arcuately rimate, solid, closely striated, opaque, whitish or flesh 

 color, unicolored or marbled and interruptedly banded with chestnut, 

 apex corneous; whorls 5, somewhat flattened, the last wider, not 



