388 DR. L. PFEIFFER ON NEW LAND-SHELLS. [NoV. 26, 



cata ; apertura fere verticalis, sinuato-ovalis ; perist. simplex, 



tenue. 

 Long. 8-9, diam. 5-5^ mill. 

 Hab. Ahmednuggur, India. 



9. Pupa sericina, Pfr. (102 a). 2\ subumbilicata, ovato-conica, 

 subtilissime striatula, sericina, hyalina ; spira sursum sensim 

 attenuata, apice rotundato ; anfr. 6, modice convexi, ultinuts 

 non ascendens, ad basin subcompressus ; upertura subobliqua, ob- 

 longa, lamella intrante parietali marginem dextrum tangente 

 coarctata ; perist. callosiim, album, rectangule patens. 



Long. 3i, diam. 2 mill. 

 Hab. ? 



10. Cyclostomus ISABELLA, Pfr. (41 a). (PI. XXXVn.fig.9.) 

 T. umbilicata, globoso- turbinata, solida, striis spiralibus ince- 

 qualiter distantibus cincta, nitidulu, isabellina ; spira brevis, 

 acutiuscula ; anfr. h\, convexi, ultimus dilatatus, subtus sublce- 

 vigatus, circa mnbi/icion anyustum liris confertis scidptus ; 

 apertura parum obliqua, oralis ; perist. albidum, marginibiis 

 callo arcuatiin excise junctis, dextro late exjianso et revoluto, 

 sinistra angusto, vix reflexo. Operculum ? 



Diam. maj. 26, niin. 21, alt. 21 mill. 

 Hab. Madagascar. 



11. Cyclotus natalensis, Pfr. (§ 6. 37 a). T. anguste um- 

 bilicata, turbinata, soHdula, vix striatula, nitida, lutescenti- 

 cornea, li)ieolis rvfis minutissime variegata ; spira turbinata, 

 acutiuscula ; anfr. 5, convexi, ultimus infra medium castaneo 

 unifasciatus ; apertura vix obliqua, subcircularis ; pierist. 

 simplex, breviter adnatum, undique expansiusculum. Operc. 

 normale. 



Diam. maj. 12, min. 10, alt. Pgmill. 

 Hab. Cape Natal. 



12. Leptopoma nigricans, Pfr. (§ 2). (PI. XXXVII. fig. 10.) 

 T. anguste umbilicata, globoso-conica, solidida, conferte striata, 

 sericina, fusco-nigrescens ; spira conica, acutiuscula ; anfr. 6g, 

 convexi, superiores obsoletissime spiraliter striati, ultimus infra 

 medium subcarinatus, subtus planior ; upertura obliqua, sub- 

 angulato-rotundata ; perist. album, duplex, i^iternum vix por- 

 rectum, externum late patens, concentrice striatum, ad anfr. 

 contiguum subinterruptum. 



Diam. maj. 18, min. 15, alt. 15 mill. 

 Hab. Menado, Indian Seas. 



13. Leptopoma ciNCTELLUM,Pfr.(126). (Pl.XXXVII.fig.il.) 

 T. anguste umbilicata, globoso-conica, tenuiuscula, spiraliter 

 confertissime striata et liris 6 fliforrnibus {harum infima peri- 

 pherica acutiuscula) cincta, albida castaneo plurifasciata, vel 

 fulvida maculis obliquis fidvis minute variegata ; spira turbi- 



