VITRINA §. 3. 4. 503 



iisque in verticem aperta; perist. simplicissimum. — Diam. maj. 

 II , 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. Yjtrina ceylanica Beck ind. p. 2. N. 12 et M. R."C. VIll. t. 1. f. 3 iiied, /'iAS.iVM'= 

 (ex instila Ceylon) nonclum descripla esl. .v';///^,;?. 'i.^'.' 



§.4. 



32. V. hians Ruppell.-^,/7.^/-^>:K',9-7 

 ;'..'/■•/, zrn !•:">;. ''V ■'''"■■ 

 T. depresso-globosa, tenuis, striatula , pellucida , iiitidula, 



pallide cornea, strigis saturatioribus radiata; spira parvula. 



conoideo-convexa; sutura impressa, marginata; anfr, 4 convexius- 



culi, rapide accrescentes, ultimus rotundatus, basi latiusculus; 



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



bus convergentibus , columellari subrecedente, leviter arcuato. — 



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



Vitrina hians Rupp. mss. 



— — /yr. in Proc. Zool. Soc. 1848. 



Habitat in Abyssinia. 



33. V. Sowerbyana Pfr. i;v 



T. depressa, subauriformis, arcuatim plicatula, tenuissima, 

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

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

 peripheria angulatus, basi convexior; apertura 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. Guming.) 



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

 Habitat in Africa occidentali. 



34. V. Ruppelliana Pfr. , 



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

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

 convexiusculi, rapide accrescentes, ultimus ventrosus, basi latius- 

 culus; apertura obliqua, lunato-rotundata ; perist. simplex, mar- 

 gine supero fere angulatim antrorsum dilatato, columellari sub- 

 stricte recedente, basi leviter arcuato ; margo internus anfractuum 

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

 Guming.) - 



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

 Habitat in Abyssinia. 



Obs. Haud absimilis V. praestanli Gould Nr. 13. 



