LAND SHELLS FROM NEW GUINEA. 
349 
A 
14. Palaina papuanorum n. sp. 
(Fig. 6.) 
Shell sinistrai, ovate, fusiform, imperforate, thin, white or yellowish 
corneous ; whorls 6, convex, the first smooth, the rest 
with rather strong, distant, oblique ribs and an extre¬ 
mely fine, only under a compound microscope visible 
spiral striation, the penultimate the largest, ultimate 
constricted, ascendent; aperture circular, peristome ex¬ 
panded, white, continuous. 
Diam. 1*2 mm., length 2*30 mm., aperture with 
peristome 0*9 mm. Fio ß 
German New Guinea: Berlinhafen Seleo P, in Pa i aina papua . 
woods, under fallen leaves. 25 specimens. norum. 
15. Diplommatina symmetrica Hedley. 
Diplommatina symmetrica Hedley, Proc. Linn. Soc. N. S. Wales, (2) VI, 
p. 107, tab. 12, fig. 39; Kobelt, 1. c. p. 447. 
German New Guinea : Sattelberg, at an elevation of 800 m. 
16. Truncatella valida Per. 
Truncatella valida Pfeiffer, Zeitschr. f. Malakozool., 1846, p. 182; Tapparone 
Canefri, 1. c. p. 280; Hedley, 1. c. p. 100. 
German New Guinea : Simbang, Berlinhafen, Tamara I d . 
17. Melania denisoniensis Brot. 
Melania Denisoniensis Brot, Melaniaceen in Martini-Chemnitz, Conch. Cab., 
p. 234, tab. 25, fig. 6, 6 a, b (1874); Smith, Jonrn. Linn. Soc. XVI, p. 259 (1883); 
Brancsik, 1 . c. p. 218. 
German New Guinea : Stephansort. 
18. Melania Demani Tapp. Can. 
Melania Demani Tapparone Canefri, 1 . c. p. 39, tab. 1 , fig. 17. 
German New Guinea : Stephansort. 
