VJTlllNA §. 3. 4. 503 



usquc in vcrtiecm aperta; perist. simplicissimuui. — Diam. maj. 

 11 , min. 8, alt. 3 mill. (Mus. Guming.) 



Vitrina aperta Beck mss. 



— — Pfr. in Proc. Zool. Soc. 1848. 



Habitat ad S, Juan insulae Luzon (Cuming). 



Obs. Vilnna ccylanica Beck inil. p. 2. N. 12 et M. R. C. VIII. t. I. f. 3 iiietl. 

 ( ex insula Ceylon ) nondum desciipla est. 



32. V. hians Riippell. 



T. depresso-globosa, tenuis, strialula , pellucida, nitidula, 

 pallide cornea, strigis saturatioribus radiata; spira parvula. 

 conoideo-convcxa ; sutura imprcssa, marginata; anfr. 4 convexius- 

 culi, rapide accrescentes, ultimus rotundatus, basi latiusculus; 

 apertura obliqua , lunato-subcircularis; perist. simplex, margini- 

 bus convergentibus, columellari subrecedente, leviter arcuato. — 

 Diara. maj. 24, min. 16, alt. 12 mill. (Mus. Guming.) 

 Vitrina hians Riipp. mss. 



— — Pfr. in Proc. Zool. Soc. 1848. 



Ilabitat in Abyssinia. 



33. V. Sowcrbyana Pfr. 



T. depressa, subauriformis, arcuatim plicatula, tenuissima, 

 nitida, pellucida, brunneo-fulva; spira vix emersa ; sutura pro- 

 funde impressa ; anfr. 3, primi convexiusculi, ultimus depressus, 

 peripheria angulatus, basi convexior; aperlura ampla, perobliqua, 

 lunato-ovalis, marginibus conniventibus, supero vix dilatato, co- 

 lumellari perarcuato, anguste membranaceo-marginato; margo 

 internus anfractuum inconspicuus. — Diam. maj. 22, min. 15, alt. 

 11 mill. (Mus. Cuming.) 



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

 Ilabitat in Africa occidentali. 



34. V. Riippelliana Pfr. 



T. subsemiglobosa, tenuis, arcuato-striata , pellucida, parum 

 nitida, fulva; spira brevis, obtusiuscula ; sutura impressa; anfr. 3 

 convexiusculi , rapide accrescentes, ultimus vcntrosus, basi latius- 

 culus; apertura obliqua, lunato-rotundata ; pcrist. simplex, mai- 

 gine supero ferc angulatim auLrorsum dilatato, columellari sub- 

 stricte recedente, basi leviter arcuato; margo intcrnus anfractuum 

 inconspicuus. — Diam. maj. 18, min. 13/2, alt, 10 mill. (Mus. 

 Cuming.) 



Vitritia Ruppelliana Pfr. in Proc. Zool. Soc. 18 48. 

 Habilat in Abyssinia. 



Obs. Haud absiunli& V, pruoslauli (jlould Nr. 13. 



