502 VITRINA §. 3. 



leviter impressa; anfr. 37^ subplani, uilinius latus, depressus, 

 basi fere omnino membranaceus; apertura obliqua, lunato-ovalis; 

 perist. simplicissimum, margine columeilari statim procedente, 

 leviter arcuato. — Diam. maj. 11, min. Sy^, ait. 6/2 miil. (Mus. 

 Cuming.) 



Vitrina resiliens Beck mss. 



— — Pfr. iu Proc. Zool. Soc. 1848. 

 Ilabitat prope Sibonga insuiae Zebu (Cuming). 



Obs. Aiiiinal album , apice nigrum teste H. Cuming. — Haec species 

 formis intenneiliis cum V. crenulari juncta videtur. 



29. V. papillata Pfr. 



T. depressa, tenuis, laeviuscula, nitida, pellucida, pailide 

 carnea; spira planiuscula, medio papillata; sutura profunde im- 

 pressa, marginata; anfr. 3/2 convexiusculi , prope suturam stria- 

 luli, ultimus depressus, lineis obsoletis spiralibus interdum 

 sculptus, peripheria rotundatus, basi latiusculus; apertura per- 

 obliqua, ampla, rotundato-Iunaris, lalior quam alta; perist. tenue, 

 niargine supero antrorsum dilatato, columellari recedenle, per- 

 arcuato. — Diam. maj. 10, min. 8, alt. 5 mill. (Mus. Cuming.) 



Vitrina papillata Pfr. in Proc. Zool. Soc. 18 48. 

 Habitat ad Calauang insulae Luzon (Guming). 

 Obs. Habilus fere V. diaphanae Drap. 



30. V. planulata Pfr. 



T. depressissima, subdiscoidea, laeviuscula, nitida, caroea; 

 spira planiuscula; sutura impressa; anfr. 3 vi.x convexiusculi, ra- 

 pidissime accrescentes, ultimus depressus, basi angustus; aper- 

 tura amplissima, perobliqua, lunaris, transverse dilatata; perist. 

 tenue, margine supero antrorsum dilatato, columellari valde rece- 

 dente, arcuato. — Diam. maj. 11, min. 8, alt. V/2 mill. (Mus. 

 Cuming.) 



Vitrina planulata Pfr. in Proc. Zool. Soc. 184S. 



— depressa Beck mss. nec Jcffr. 



Habitat ad Calauang insulae Luzon (Cuming). 



Obs. Differt a praecedente forraa dopressiore, spira non papillala, an- 

 fraclu ultimo basi angustiore etc. 



31. V. aperta Beck. 



T. depressissima, superne couvexiuscula, basi aperta, laevi- 

 gata, subopaca, virenti-albida; spira minuta, lateralis; sulura 

 levis; anfr. 2 '/2 convexiusculi, basi angustissimi, aperti, ultimus 

 permagnus, plane fornicatus; apertura horizontiilis , auriformis, 



