Var. I>OU<;AUKXSIS Malt/an. 



Differs from the type in the hi.irher spin-, thickened, decidedly 

 reflexed peristome, its terminations joined bv a distinct callus. 



Diam. 20, alt, KM mill. 



II. (iiiomiAxxi Philippi, 18:5(1. IM. ~>4, figs. 7, s. 



Covered perforate, orbieulate-depressed, cnriimte, subtly striatc. 

 white, with three or four spiral series of brown blotches; whorl- 

 subplanulate, the last subdeflexed anteriorly; aperture lunar axe- 

 shaped, dark banded within; peristome simple, the upper niai-in 

 subexpanded, the basal appressed, subdilated and rnldish at the 

 columella. (Pfcif'r*. Diam. 21 alt. <)] mill. 



Piilfi-nio, Sicily. 



Benoit considers this a form of H. serpent I mi, a very probable 

 supposition. 



H. MUKALIS Miiller, 1773. PI. (52, figs. 35-37. 



Imperforate, depressed-globose, solid, opaque, whitish, with spiral 

 bunds of blotches or large patches and irregular striiraiioiis of dark 

 brown, the base light; surface marked with coarse oblique, wavy 

 irregular wrinkles, obsolete below, and a secondary microscopic 

 sculpture of delicate undulating growth-lines, decimated by line 

 spiral impressed lines; spire low-conic, obtuse; whorls 4-4^ tin- 

 inner rather flattened, apex smooth, the body-whorl wide, well- 

 rounded, sometimes obtusely subangular at its origin, convex below. 

 indented around the axis, anteriorly suddenly, rather deeply de- 

 scending; aperture very oblique, dark within, oval-truncate; peri- 

 stome white, expanded, margins subapproach ing, the basal somewhat 

 straightened within, appressed at the axis. Diam. 18, alt, 10 mill. 

 Sicily; Italy; southern France and Spain; Balearic Is. 



The following are synonyms: H. orgonensis Philbert, (pi. 60, figs. 

 71-73.) H. abromia Bourg., H. abraea Bourg. 



Var. RUGOSA Ziegl. PI. 62, figs. 42, 4:5. 



Very rudely sculptured above, the wrinkles white on a dark 

 ffround; body- whorl often more or less keeled at its origin. 



O J fj. . 



Sicily. 



Var. COSTULATA Benoit. PI. 62, figs. 40, 41. 



Depressed; sculptured with strong ribs; peripheral keel extending 

 to the aperture. 



