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Lampadia Lederi Boettg. n. sp. 



T. imperforata, perminute vix rimata, loco iimbilici pro- 

 funde impressa, depresso-conica, tenuissiroa, fragilis, 

 pellucida , supra sericina , siibtus nitidula , fuliginoso- 

 fusca ; spira brevis, conica ; apex prominulus. Aufr. 3 

 celeriter accrescentes , supra fere plani, ad carinam 

 subiinbricati, basi convexi , sutura profunda disjuncti, 

 superne striis distinctis, fasciculatis, fere costulifornii- 

 bus, iufra falciformibus ornati; ultimus acute carinatus, 

 satis dilatatus, ^/g latitudinis testae aequans, vix 

 descendens. Apert. perobliqua, ampla, angulato-ovata, 

 intus nitida; peristoma acutum, tenue, margine colu- 

 mellari angustissime membranaceo-marginatum, mem- 

 brana ad rimam perminute reflexa. — Alt. 2^/^, lat. 5, 

 prof. 4 mm. 



In Monte Kasbek Caucasi centralis, rara. 



Accedit teste clariss. Prof. Alb. Mousson proxime ad Lept. 

 membranaceam Lowe, cuticulam Shttl., philycinam 

 Mor. et imperfectam Desh. sectionis Lampadiae Lowe, 

 montium insularum Africae occidentalis incolae. — 

 Simulat quasi Vitrinam acute carinatam, sericatam 

 nee nitidissimam, fuliginoso-fuscam ruditerque sculptam. 



Vitrina suhconica Boettg. n. sp. 



T. levissime rimata, subdepresso-turbinata, tenuissima, 

 pellucida, sericina, pallide corneo-fusca; spira elevata; 

 apex parvulus, mamillatus, fere prominulus, Anfr. 3 

 convexi, regulariter crescentes, sutura profunda, sim- 

 plici disjuncti, sub lente subtilissime regulariter striati, 

 ultimus % altitudinis testae aequans et ^/g latitudinis 

 superans. Apert. obliqua, modica, subcircularis, margi- 

 nibus subapproximatis ; perist. acutum, margine colu- 

 mellari vix membranaceo-marginatum, ad rimam brevis- 

 sime reflexum. — Alt. 3, lat. 4, prof. 37g mm. 



