973 



pressa (marginata, subcrenulata, anfractibus primis exceptis) sejunctis; ultimo regulariter ad 

 peripheriam convexiusculo, satis amplo; apertura ut recta subovali, emarginata, Vs testae 

 fere occupante, intus nitida, luteo-coerulescente, peristomio simplice incrassatulo, haud valde 

 acute, marginibus continuis; columella subrecta, vix arcuata haud piiciformi. 

 Alt. 139, diam. 41, alt. apert. 42,5 mm. 



Clavator herculeus (Ancey mss.) Mabille, in: Bull. Soc. philom. 1885 p. 182. 



Aufenthalt in Madagaskar. 



37. Chondrula heptodon Martens. 



Testa rimata, cylindraceo-turrita, subtiliter striata, nitidula, albida; anfractus 7 con- 

 vexiusculi, 5 superi regulariter accrescentes, lutescentes, penultimus antepenultimum magni- 

 tudine vix superans, ultimus basi rotundatus. Apertura verticalis, dentibus 7 coarctata: 

 2 parietalibus, uno humili, subduplici, altero compresso, forti, 1 columellari, 1 basali, 3 mar- 

 ginalibus; peristoma incrassatum, breviter expansum, albidum. 

 Alt. 10, diam. 4 mm. 



Buliminus heptodon Martens, in: Sitz. Ber. Ges. naturf. Freunde 1885 

 p. 88. — (Chondrula) Westerlund, Fauna palaearkt. Binnen- 

 conch. III p. 47; Synopsis Moll, extram. palaearct. I p. 51. 



Landenge von Suez. 



38. Buliminus (Subzebrinus) herzensteini Ancey. 



T. anguste perforata, elliptico-ovata, subobesa, olaceo-nitidula, subtennis, Cornea, strigis 

 albidulis opacis plus minusve numerosis et latis irregularibus variegata. Anfractus 7 con- 

 vexiusculi, sutura modice impressa disjuncti, 5 primi regulariter diametro accrescentes, 

 conulum obtusum haud abruptum formantes; ultimus latere bene convexus, basi convexus 

 et attenuatus, subtumidus. Apertura haud plana sed fere verticalis, intus corneola, truncato- 

 ovalis; peristoma intus albo-callosum, simplex, acutum, vix extus expansiusculum, margo 

 columellaris medio distincte callosus, arcuatus, dilatato-expansus, umbilicum non obtegens» 

 externus primo ad insertionem distincte, dein parum curvatus; margines callo indistincto, 

 haud tuberculifero jnncti. — Var. pellucens: differt a typo testa tenuissima, pellucida, 

 omnino vel fere omnino cornea (strigis calcareis nullis), caeterum habitu formaque 

 simillima. 



Alt. 11, diam. 9,5 mm. 



I. 13. 27. VI. 1902. 123 



