86 



HELIX. 



H. ALBOCINCTA, Pfr. PI. 17, fig. 36. 



Moderately umbilicated. rather thin, regularly closely striate 



/ O v v 



above, waxy, fulvous-corneous ; whorls 5 2, convex, peripheral 

 carina white, base smoothish, with slight concentric lines. 



Diam. 11 mill. 



Ins. Negros, Philippines. 



Is If. planorbis. var. of Reeve. 



H. BECKIANA, Pfr. PI. 17, figs. 33-35. 



Rather widely umbilicated, thin, obliquely striate, brownish, 

 scarcely shining, suture linear ; whorls 6, somewhat flattened, the 

 last deflected, periphery angulated, the angle becoming obsolete at 

 the aperture, base flattened. Diam. 22 mill. 



Ins. Luzon, Philippines. 

 Var. KIERULFII, Morch. Fig. 35. 



Shell more solid, spire higher, whorls narrower, carina obtuse, 

 umbilicus much smaller, last whorl with slight close longitudinal 

 strise, peristome thicker. Diam. 18 mill. 



Ins. Marinduque, Philippines. 



H. CURVILABRUM, Ads. and Reeve. PI. 17, fig. 37. 



Moderately umbilicated, solid, striate, chestnut color, with a yel- 

 low band above the carina ; whorls 5, somewhat flattened, the last 

 not descending, periphery acutely carinated, base scarcely more 

 convex ; aperture livid, peristome slightly callous. Diam. 13*5 mill. 



Philippines. 



Unfigured Species. 



H. INFANDA, Semper. Ins. Luzon, Philippines. 



H. SPLENDENS, Semper. Ins. Zebu, Philippines. 



H. ELECTRA, Semper. Ins. Palau, Peleliu, etc. 



H. LIZARDENSIS, Pfr. PI. 17, figs. 38, 39. 



Moderately umbilicated, solid, closely costulate-striate, with a 

 thread-like lira next the carina, wax color, suture carinately 

 exserted ; whorls somewhat flattened, very slowly increasing, the 

 base a little convex, rudely striated. Diam. 7'5 mill. 



Lizard Is I., Australia. 



H. MORETONENSIS, Pfr. PI. 17, fig. 40. 



Perforate, thin, arcuately plicate above, shining, brownish, 

 smoothish and whitish below, suture simple, impressed ; whorls 5, 



