336 EAST INDIAN NESOPUP^E. 



nected with tlie margin ; 1 parietal, 1 eolumellar, 2 palatals, 

 opposed cross-like to the others, not very deeply placed. 

 Peristome widely separated, a little reflected, somewhat thick- 

 ened within, the outer margin not thickened at the sinulus 

 and scarcely sinuate. 



"Length '2. width 1V 8 mm." (Bttg.). 



Caroline Islands: Yap (Mus. Godeffroy). Pelew Islands 

 (Kubary). 



Pupa fupaixis BTTG.. in Conchologische Mittheilungen, 

 1881, p. 5G, pi. 11, f. 11. Vertigo (Ptychochiltis) eapcnsis 

 (Bttgr.), MOELLENDOKFF. Joiirn. of Malac., vii, 1900, p. 112. 



34. NESOPUPA PONAPICA (Mlldff.). 



Shell perforate-rimate, ovate-oblong, delicately and dis- 

 tantly eostulate, silky, brown. Spire subcylindric below, 

 conoid above, the apex obtuse. Whorls 5, moderately convex, 

 the last somewhat compressed at base, with a deep, long ex- 

 ternal impression behind the aperture. Aperture nearly ver- 

 tical, rounded-trapezoidal, the peristome moderately ex- 

 panded, having a reddish lip, externally distinctly sinuate, 

 the margins joined by a very thin callus. Teeth 6, the eolu- 

 mellar receding; palatals 3, the lower two deeply placed, 

 short, the third long, strong; angular lamella strong, entering 

 deeply ; parietal remote from the margin, approaching the 

 angular. 



Length 1.75, diam. 1 mm. (Mlldff.). 



Caroline Islands: Mpomp, Ponape (Kubary). 



Vertigo (Ptychochilus] pouopica MOELLENDORFF, Journal 

 of Malacology, vii, March, 1900, p. 113. 



' ' This minute shell belongs to the group of V. tautUla Old., 

 and might be considered, like the preceding form [eapensis], 

 to be merely a representative subspecies of that species, 

 widely distributed over Polynesia" (Mlldff.). 



IV. NESOPUPA OF THE EAST INDIES AND PHILIPPINES. 



N. nwluccana is a typical Ncsopupa related to Polynesian 

 species. The other known species belong to groups common 

 to the rest of the Oriental region, or to Africa also. 



