502 VITRINA §.3. 



leviter impressa; anfr. S^A subplani, ulliinus latus, depressus, 

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

 perist. simplicissimum, margine columellari statim procedente, 

 ieviter arcuato, — Diam. maj. 11, min. 8^2, alt. 6/2 mill. (Mus. 

 Cuming.) 



Vitrina resiliens Beck mss. 



— — Pfr. m Proc. Zool. Soc. 1848. 



Habitat prope Sibonga insulae Zebu (Guming). 



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

 formis intermetliis cum V. crenulari juncta videlur. 



• 29. V. papillata Pfr.//;{^j,A^v_/,> 



T. depressa, tenuis, laeviuscula, nitida, 'f)eiruciaa,'pallide 

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

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

 tuli, ultimus depressus, lineis obsolelis spiralibus interdum 

 sculptus, peiipheria rotundatus, basi latiusculus; apertura per- 

 obliqua, ampla, rotundato-Iunaris, latior quam alta; perist, tenue, 

 margine supero antrorsum dilatato, columellari recedenle, per- 

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



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

 Habitat ad Galauang insulae Luzon (Cuming), 

 Obs. Habilus fere V. diaphanae Drap. 



30. V. planulata Pft-.-^^-^-ii^^^te 



T, depressissima, subdiscoidea, laeviuscula, nitida, carnea; 

 spira planiuscula; sutura impressa; anfr. 3 vix 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. 4/2 mill. (Mus. 

 Cuming.) 



Vitrina planulata Pfr. in Proc. Zool. Soc. 1848. 



— depressa Beck mss, nec Jeffr. 



Habitat ad Galauang insulae Luzon (Cuming). 



Obs. Differt a praecedeute forma depressiore, spira non papillata , an- 

 fraclu ultimo basi angustiore etc. 



31. V. apcrta Beck. m>.^to#^^ 



T. depressissima, superne convexiuscula , Basi aperla, laevi- 

 gata, subopaca, \irenti-albida; spira minuta, lateralis; sutura 

 levis; anft\ 2 '/2 convexiusculi, basi angustissimi, aperti, ultimus 

 permagnus, plane fornicatus; apertura horizontalis , auriformis, 



