— 122 — 

 Diagnosen neuer Arten. 



Von 



W. Kobelt. 



1. Helix (Maciilaria) arichensis Debeaux in seh ed. 



Testa depresse globosa, leviter transverse dilatata, solida, 

 irregula riter hie illic rugose striata et lineis brevibus 

 impressis notata, cretaceo - alba vel obscure quadri- 

 fasciata. Anfr. 6 oonvexiusculi, leniter crescentes, 

 sutura distinete impressa discreti, ultirnus subinflatus 

 leviter dilatatus, antice subite valdeque detlexus, ad 

 locura umbilici subexcavatus. Apertura valde obliqua, 

 fere horizontalis, sat parva, ad columellarn, ad parieteoi 

 aperturalera nee non pone labium costaneo vel badio 

 tineta, rnarginibus conniventibus, supero et externo 

 aentis, dilatatis et subreflexis, coluraellari appresso, 

 plica permagna arenata antice dentiforme truncata 

 albida ruunito, cum externo callo tenui diffuso juneto. 



Diam. maj. 35, min. 30, alt. 22 mm. 



Hab. prope el-Arich in parte meridionali provinciae 

 Oranensis. 



Differt ab Hei. odopaehya testa magis depressa, transverse 

 dilatata, regione umbilicali excavata, dente transverse 

 plieiformi. 



2. Helix (Maciilaria) pseudembia Debeaux in sched. 



Testa subglobosa, imperforata, solida, cretacea, unicolor 

 alba, striis irregularibus hie illic costiformibus im- 

 pressiouibusque brevibus transversis sculpta. Anfr. 5 

 convexiusculi, sutura distinete impressa discreti, ultirnus 

 leviter inflatus, vix dilatatus, circa umbilicum perparum 

 depressus, antice valde profundeque deflexus. Apert. 

 obliqua, lunata, intus, ad parietem et ad columellam 



