130 HELIX. 



H. PARETIANA Issel. PL 45, fig. 41. 



Shell large, imperforate, subglobose, ventricose, irregularly striate, 

 Avith lightly impressed spiral lines, white, with reddish bands; 

 whorls 5, convex, the last inflated, deflexecl anteriorly ; sutures im- 

 pressed, aperture very widely lunar, peristome narrowly reflected, 

 appressed and dilated at base; throat reddish. 



Diam. 41, alt. 32 mill. Monaco, (fossil.) 



H. moncecensis Ramber is a synonym. Perhaps this species be- 

 longs in Tachea. 



H. LACTEA Muller. PL 39, figs. 89-96. 



Imperforate, depressed-globose, solid, obliquely striate, with fine 

 revolving lines, dirty white, variously fasciate with rufous, rarely 

 unicolored by absence or coalescence of bands; spire slightly eleva- 

 ted, apex obtuse; whorls 4i-5, slightly convex, rather rapidly in- 

 creasing, the last wide, rounded, profoundly deflected anteriorly; 

 aperture very oblique, truncate-oval, deep brown or black and 

 shining within, peristome expanded, obtuse, dark colored, margins 

 subparallel, connected by a black callus which covers the umbilical 

 tract; columella with a heavy callus within, subdenlate. 



Diam. 25-40 mill. 



Spain, Canary Is. North Africa ; Introduced into Cuba, Buenos 

 Ar/res, and other Spanish colonies. 



H. irrorata Say, H. fauci-nigra Chem, H. punctatissima Jeniss, 

 H. flattersiana Ancey, H. tagina Servain and perhaps H. hispanica 

 Mich, are synonymous. H. axia Bourg. is a small unfigured form, 

 and with H. Jacquementana Bourg. from the Canary Is., likewise 

 unfigured, may be placed here. 



Var. BATHYL.EMA Bourg. 



Whorls smaller, the last inflated; mouth short and rounded; 

 outer lip more strongly reflected than in the following varieties. 



Balearic Is. 



Var. ALYBENSIS Kobelt. PL 39, fig. 97. 



A small solid form, with fine sculpture aud-distinct bands; whorls 

 five; aperture intensely black. Diam. 30 mill. 



Gibraltar. 



Var. TAGINA Servain. 



Similar to H. alybensis but usually flatter, with more swollen 

 outer whorl. Spain. 



