HELIX. 113 



in front and somewhat inflated; peris to me scarcely reflected, col- 

 umellar margin dilated, thickened, extremities joined by a callus. 

 Diam. 29 mill. 



Ins. Sardinia. 



Var. VIPERINA, Maltzan. PL 45, fig. 33. 



Irregularly marked above with yellow mac illations. Dorgali. 



Var. SPECTRUM, Maltzan. PL 45, fig. 34. 



Unicolored, green, and of light texture, resembling in color the 

 unicolored var. H. hortensis. 



Var. LAMARMORJE, Maltzan. 



A more conoidal, elevated form than the type, somewhat smaller. 



H. GENNARII, Paulucci. PL 34, figs. 77, 78. 



Imperfbrate, conoid globose, lightly striate, subopaque olive color- 

 ed with a narrow castaneous band, bounded above and below by 

 pale brown zones ; spire conoidal, apex very large, sutures distinctly 

 impressed, white margined; whorls 4i, regularly increasing, the last 

 much inflated, deeply deflexed anteriorly ; aperture oblique, ovate- 

 rotund, lunate bluish within, peristome thin, slightly reflected. 



Diam. 32, alt 24 mill. 



Ins. Sardinia. 



H. MELONII, Maltzan. PL 34, figs. 79, 80. 



Depressed globose, covered perforate, spire obtuse, conoid apex 

 very obtuse, irregularly striate, trifasciate with brown on an oli- 

 vaceous ground, suture distinct, white margined, whorls 4, convex, 

 the last inflated, rounded, at aperture suddenly descending, aperture 

 very oblique, rotund ovate, margins converging, columella reflexed 

 and thickened. Diam. 25-29 mill. 



Ins. Sardinia. 



H. BREXSKEI, Bottger. PL 34, figs. 81, 82. 



Moderately umbilicated, depressed conic, solid, reddish-corneous, 

 with u supramedian brown band, apparently lying under the epider- 

 mis ; distinctly striate above, with numerous fine short brown hairs, 

 about 16 to 25 standing upon a square mill. ; whorls over 6, convex, 

 with deep sutures; the last dilated, descending anteriorly; aperture 

 oblique, lunate, peristome impinging slightly upon umbilicus. 



Diam. 29 mill. Messena. 



8 



