270 Sitzung der physikalisch-mathematischen Klasse 



20. Cochlastyla sulcocincta n. sp. 



Testa imperforata, subdepressa, soHdula, oblique striatula, 

 rugis reticulatis et impressionibus quasi malleatis exarata, carina 

 peripherica rugulosa et paulo infra hanc carinulis nonnullis (8) 

 levioribus cincta, purpure ofusca; spira brevis, obtusa, oblique 

 striatula; anfr. 5 vix convexi, ultimus ad aperturam modice de- 

 scendens; apertura perobliqua, lunato-ovalis; peristoma anguste 

 expansum, non incrassatum, aurantio-flavescens, margo columei- 

 laris yalde obliquus, incrassatus, angulum distinctum cum mar- 

 gine basali efficiens. Diam. maj. 59, min. 46, alt. 32; apert. 

 long, et lat. 29 Mill. 



Insel Halmahera. Ahnlich der C. cryptica {Helix) Brod. 



21. Clausilia S umatr ana n. sp. 



Testa ventricosa, solidula, oblique striatula, striis grossiori- 

 bus intermixtis, vix nitidula, brunneorufa, ad suturam pallida; 

 spira sensim attenuata; sutura marginata; anfr. 9, convexiusculi, 

 ultimus angustior, non compressus ; apertura oblique piriformis, 

 violacea; lamellae validae, divergentes, supera compressa, margi- 

 nem attingens, infera obtusiuscula, a margine remota; lunella 

 nulla; plicae palatales 6, profundae, suprema elongata, ceterae 

 perbreves; plica subcolumellaris non emersa; peristoma conti- 

 nuum, solutum, late expansum. Long. 25, diam. 6, apert. long. 

 7, lat. 6 Mill. 



Im Gebirge von Sumatra, bei Kepahiang gefunden. Nächst 

 verwandt mit Cl. Javana P fr. , äufscre Form die der Cl. Al- 

 missana Küster. 



22. Clausilia Moluccensis n. sp. 



Testa cylindraceo-fusiformis, gracilis, subtiliter oblique ru- 

 gosa, opaca, brunnea; anfr. 10, primi subglobosi, ceteri planati, 

 ultimus vix angustatus, non compressus; apertura late piriformis ; 

 lamellae medioeres, divergentes, supera marginem attingens; lu- 

 nella nulla; plicae palatales 3, suprema elongata, media brevis, 

 tertia punctiformis ; plica subcolumellaris inconspicua ; peristoma 

 continuum, solutum, crassum, expansum, album. Long. 17, diam. 

 3, apert. long. 3, lat. 2\ Mill. 



Insel Halmahera (Djilolo). Verwandt mit CL Cumingiana 

 Pfr., aber gröber gestreift. 



