PULMONATA. 97 



G"!- Nanina gemina. B.M. 



Shell very narrowly umbilicated, depressecUy-turbinated, obso- 

 letely angulated, irregularly subgranular with concentric and 

 obhque stria;, brunneous, beneath pale, lutescent, surrounded in 

 the middle by a white band, adnata with a narrower rufous band ; 

 whorls six, rapidly increasing, scarcely convex ; aperture lunate- 

 oval ; peristome simple, inflected above. Lat. maj. 49, min. 41, 

 alt. 28 mill. 



Helix gemina, V. d. Busch in Phil. Icon. i. 1. p. 9. t. 1. f. 1 (Na- 

 nina?). 



Pfr. Symb. ii. 18 ; Mon. Helic. i. 43. 



Hub. Java. 



68. Nanina halata. 



Shell scarcely perforate, conoidal, thin, smooth, diaphanous, 

 bluish-green, uniform, or with two pale red bands ; spire convex- 

 conoidal, dusty, with the apex rather blunt ; whorls six, mode- 

 rately convex, the last one not descending, obtusely angulated 

 in the middle, rounded anteriorly, convex and shining beneath ; 

 aperture obhque, lunate, somewhat trapezoidal; peristome simple, 

 straight, sharp, with the margins distant from each other, colu- 

 mellar margin reflected above in a very small lamina. Height 

 19, greatest breadth 28, least breadth 25 mill. (Pfr.) 



Nanina halata, Mouss. Jav. Moll. 112. t. 21. f. 2. 



Alh. 60 (Hemiplecta). 

 Helix halata. Reeve, Conch. Icon. n. 486. t. 90. 



Pfr. Ic. n. 929. t. 142. f. 9, 10; Mon. Suj)])!. 45. 

 Hub. Dompo, Java {Zollinger). 



69. Nanina bataviana. 



Shell perforated, depressedly-globose, thin, obtusely keeled, 

 above cixmamon-coloured, obhquely closely costulated, chestnut 

 beneath, striated, pale towards the umbilicus, umbilical area 

 chestnut ; whorls six and a half, very slightly convex ; a]3erture 

 angulately -lunar ; peristome nearly simple, archedly reflected at 

 the perforation. Lat. maj. 33f, min. 29, alt. \7i mill. 



Helix bataviana, V. d. Busch in Phil. Icon. i. 1. p. 9. t. 1. f. 3. 



Pfr. Mon. Helic. i. 77 (Nanina?) ; Symb. ii. 17; Ic. i. S7. 



Chemn. ed. 2, Helix, n. 58. t. 11. f. 1-3. 



Reeve, n. 463. t. 86. 

 Nanina bataviana, Mouns. Jav, Moll. 17. t. 1. f. 1. 



Alb. 60 (Hemiplecta). 



Hab. Java, 



F 



