82 



42. Helix gypsacea Pfr. 



T. perforata, conoiden , solidula, irregulariler striata, 

 nitidula , cretacea, circa inediiun fusculo-liilasciala; spira 

 convexo-conoidea, acutiuscula ; anfr. ö'/a It^nte accrescen- 

 tes, convexiusculi, ultimus peripheria subangulatus; aper- 

 (ura pariim obliqua, late lunaris; perist. siinplex, rectum, 

 margine columellari in laniinam parvain, fornicatam reflexo- 



Diain. inaj. 30, min. 27, alt. 18 mill, 

 Ilabital . . . ? 



Auf den ersten Blick der H. nemorensis Müll, ähn- 

 lich, doch sogleich durch die langsam zunehmenden Win- 

 dungen, den convexen Umriss des Gewindes, u. s. w. 

 zu unterscheiden. 



-IS. Helix loxotropis Pfr. 



T. umbilicata, turbinato-depressa, subtiliter oblique 

 striata, nitida, alba, linea 1 interrupta rufula prope suturam 

 lasciisque 2 basalibus latis, castaneis ornataj spira co- 

 noidea, obtusiuscula; anfr. 5 parum convexi, ultimus an- 

 lice transverse carinatus, deflexus, basi subplanus, pone 

 aperluram constrictus; umbilicus subinfundibuliformis, an- 

 gustus; apertura subhorizontalis, transverse lunato-ovalis; 

 perist. Simplex, marginibus approximatis, supero expanso, 

 infero reflexo, ad columellam dilatato. 



Diam. maj. 24, min. 19, alt. 11 mill. 

 Ilabitat in insulis Moluccis. 



44. Helix Scheepmakeri Pfr. 



T. umbilicata, depressa, tenuiuscula, spiraliter obso- 

 lete striata, albida, castaneo 4-fasciata; spira plana; su- 

 tura imprcssa; anfr. 4 rapide accrescentes, subplani, ul- 

 timus superne valde turgidus, antice deflexus, basi acute 

 carinatus, subtus vix convexus, antice subconstrictus; 

 umbilicus angustus, cxtus dilatatus; apertura subhorizon- 

 talis, angulato-subelliptica, ad cariuam efl'usa; perist. sim- 



