HELIX. 65 



H. NiLAftHERicA, Pfr. PI. 14, figs. 70, 71. 



Very widely umbilicated, striate, corneous white, with a superior 

 chestnut band; whorls ">', slowly increasing, the last abruptly de- 

 flected in front, aperture small, subhorizontal, peristome nearly 

 continuous, white, sublabiate, reflected. Diani. 14'5 mill. 



Xilijlu't'i 3It*., Eastern India. 



H. CYCLOSTOMATA, Guillou. PI. 14, figs. 63, 64. 



Widely umbilicated, pellucid, linearly papillary, light olivaceous, 

 with chestnut lines; whorls 4, convex, with deep suture, peristome 

 nearly continuous, externally constricted, thin, reflected. 



Diarn. 7-8 mill. 



Iran- ! <- 1st. Torres Str<nf, X. Australia. 



Is possibly a synonym of H. Tuckeri, below. 



H. CONTRACTA, Hutton. PI. 14, figs. 61, 62. 



Widely umbilicated, obliquely striulate, smooth, a little shining, 

 whitish, with a superior chestnut band, suture impressed; whorls 4, 

 the last subangulated above, descending in front, convex below; 

 peristome expanded above, reflected below, margins approaching. 



Diam. 13 mill. 



Malva, India. 

 H. TUCKERI, Pfr. PI. 14, fig. 79. 



Moderately umbilicated, thin, pellucid, obliquely striate, shortly, 

 sparsely hairy, brownish corneous, obsoletely narrowly brown ban- 

 ded ; peristome whitish, shortly reflected, externally constricted. 



Diam. 7 mill. 



Charles Hardy's Isl. Pacific Ocean. 



H. strangulate/,, Hombr. and Jacq. is a synonym, and H. cyclos- 

 omata, above described, is possibly another. 



H. ALBICOSTIS, Pfr. Unfigured. Ahmednuggur, India. 



H. SORDIDA, Pfr. Unfigured. Near Pondicherry, E. India. 



Subsection ANGASELLA, Adams, 18(>.>. 



H. CYRTOPLEURA, Pfr. PL 14, figg. 85, 86. 



Rather widely umbilicated, somewhat solid, with thread-like cur- 

 ved riblets, whitish; whorls 4-4-], scarcely convex above, slightly 

 descending in front, base more convex; aperture shining; peristome 

 thickened, white, shortly expanded, margins converging. 



Diam. 18 mill. 



5 \ So. Australia. 





