210 HELIX. 



H. RUPPELLI, Pesh. PL 48, figs. 75, 76. 



Narrowly perforate, with slight quincunx puncticulations and 

 irregular oblique striae, shining, dark chestnut color, suture chan- 

 neled; whorls 5, periphery obtusely angulated; aperture bright 

 chestnut, lip narrow, reflected; reddish. Diam. 21 mill. 



Moupin, Eastern Thibet. 



H. ARGILLACEA, Fer. PI. 48, figs. 78, 79. 



Perforate, thin, diaphanous, brownish corneous, suture moderate; 

 whorls 4J, the last inflated, suddenly deflected in front; peristome 

 widely expanded, shortly reflected. Diam. 20-22 mill. 



Ins. Timor, Flores. 



H. cyclostomopsis, Lea. is a synonym. 



H. RADICICOLA, Benson. PL 48, fig. 85. 



Perforate, thin, striulate, translucent, greenish corneous; whorls 

 4i, the last obsoletely angulated, shortly descending in front; 

 aperture diagonally subquadrate; lip thin, acute, shortly expanded. 



Diam. 12 mill. 



Himalayas, India. 



H. ELATIOR, Martens. PL 52, figs. 14, 15. 



Subcovered perforate, striulate and malleate, a little shining, 

 light greenish yellow, with two wide chestnut bands; whorls 5, the 

 last rounded, slightly descending in front; lip thickened, white, 

 shortly reflected, nearly covering the umbilicus. Diam. 15'5 mill. 



Himalayas. 



H. BRARDIANA, Pfr. PL 52, fig. 97. 



Narrowly umbilicated, thin, striate, pellucid, fulvous, with irreg- 

 ular yellowish opaque maculations ; whorls 5, the last not descending 

 in front, periphery obtusely angulated; peristome simple, thin, expan- 

 ded. Diam. 14 mill. 



Ins. Bourbon. 



H. TRANSVERSALIS, Mousson. PL 48,, figs. 80, 81. 



Narrowly umbilicated, striulate, subdiaphanous, white under a 

 fugacious thin epidermis, sometimes with a superior corneous band ; 

 whorls 4?, rapidly increasing, the last deflected in front, more 

 convex below, angulated around the umbilicus; peristome sublabiate, 

 reflected, distinctly constricted exteriorly. Diam. 10-14 mill. 



Ins. Bali, and Madura. 



