336 EAST INDIAN NESOPUP^E. 



nected with the margin; 1 parietal, 1 columellar, 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 1% mm." (Bttg.). 



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

 (Kubary). 



Pupa eapensis BTTG., in Conchologische Mittheilungen, 

 1881, p. 56, pi. 11, f. 11. Vertigo (Ptych&chH/iis) eapensis 

 (Bttgr.), MOELLENDORFF, Journ. of Malac., vii, 1900, p. 112. 



34. NESOPUPA PONAPICA (Mlldff.). 



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

 tantly costulate, 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 colu- 

 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. (Mttdff.). 



Caroline Islands: Mpomp, Ponape (Kubary). 



Vertigo (Ptychochilus) ponapica MOELLENDORFF, Journal 

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



* ' This minute shell belongs to the group of V. tant&la Gld., 

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

 to be merely a representative subspecies of that species, 

 widely distributed over Polynesia" (Mlldff.). 



IV. NESOPUP^E OF THE BAST INDIES AND PHILIPPINES. 



N. moluccana is a typical Nesopupa related to Polynesian 

 species. The other known species belong to groups common 

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



