1020 
MALAYSIAN LAND AND FRESHWATER MOLLUSCA, 
N. BALIENSIS, Moiisson, Jour. Conch. VI. 1857, p. 155. pi. 6, 
hg. 6 = Helix halie'iisis ( Xanina), Pfr. Mon. Hel. IV. p. 345. 
Diambrana, Bali. 
N. INQUINATA, v.d. Busch, = inquinata, v.d. Busch, in 
Phil. Icon. I. 1, p. 10, pi. 1, tig. 4 ; Cheinn. 2nd edit. Helix 
No. 169, pi. 31, tigs. 5-6 ; Pfr. Mon. Hel. I. p. 46. 
Java. 
N. SEMISCULPTA, von Martens, Malak. Bl. XX. 1872, p. 167 ; 
Pfr. Novit. Conch. IV. p. 123, No. 826, pi. 128, tig. ^ — Helix 
semisculpta fNanhia), Pfr. Mon. Hel. VII. p. 87. 
Celebes. 
N. CINCTA, \jQ2i, = Helix cincta, Lea, Obs. I. p. 168, pi. 19. 
tig. 68 Pfr. Mon. Hel. I. p. 54. 
In the tigure the columellar margin of the peri.stome appears 
thickened and dilated ; = Nanina steursii, Shuttlew.= H. contri- 
stata, Mousson. 
J ava. 
N. HUMPHRETSIANA, Lea, = Helix humphreysiana, Lea, Trans. 
Amer. Phil. Soc. VII, p. 463, pi. 12, tig. 16 ; Chemn. 2nd edit. 
Helix No. 168, pi. 31, tigs. 3-4; Per. Hist. XXXIV. pi. 2, tig. 7 ; 
von Martens, Ostas. pi. 10, tig. 4. 
This shell seems somewhat widely distributed, since it is 
recorded from Pondicherry, Singapore, and Sumatra. It is an 
orbiculately conical shell, convex below, rugulosely granular, 
yellowish brown with a chestnut band at the periphery ; spire 
somewhat elevated and acute, whorls six to seven, aperture 
oblique, simple acute, diam, maj. 53, min. 47. alt. 33 mill. Pfr. 
Mon. Hel. I. p. 43. 
N. CORROSA, Mousson, Jour. Conch. VI. 1857, p. 156 = 
Helix corrosa (Nanina), Pfr. Mon. Hel. IV. p. 348. 
Java. 
