Acta Societatis pro Fauna et Flora Fennica, XIII, n:o 7. 85 



vexi, primus tuberculo similis, sutura minus obliqua; aper- 



tura maxima, margine columellari curvato. Long. 8 — 11, 



lat. 6—7, ap. long. 6V2— "Y^, lat. 4 — 4^2 mm- 



Hal. Suecia m Blekinge (Ronneby), Ostergotlancl (Brunnby), 



Dalarne (Hedemora), Stockholm (Skarsatra in Lidingon: V. L.), 



iMedelpad, Westerbotten et ad Tornea, semper in vicinitate pro- 



xima vel etiam in litoribus maris. — Fennia in palude Malja- 



lampi in Kuopio (Mus. Helsingf.). 



S. groenlandica Beck (Index MoII., 1837). T. elongata, sat firma, 

 vix nitidula, pallide cornea, albido-strigata, spira scalari- 

 dea; anfr. 3, penultimus valde convexus; apertura ovalis, 

 columella subrecta, margine exteriore arcuato. Long. 8, 

 lat. 572, ap. long. 5, lat. 3^2 mm. 



Hah. Islandia. »S. sp. gronlandicse aff. Long, 11, lat. 7 

 mm., long. apert. 6, lat. 4^/2 mm. — Dania, exemplar unicum 

 Isesum a Bierremark in ins. LoIIand» (Morch Syn. Moll. Dan.). 



2. Amphibina Hartm. T. anfractu ultimo convexiusculo, supra 

 infraque angustato, aj^ertura anguste ovata, dimidiam te- 

 stce longe superante (Maxilla fuscoflavida, medio dente 

 prominulo). 



S. pfeifferi Rossm. (Icon. I, 1835). T. obliqua, elongata, striata 

 et striatula, spira brevi, conica; anfr. penultimus subtus 

 extusque ventrosus, superne plus minusve planatus, su- 

 tura demum minus obliqua; inter parietem et columel- 

 lam angulus distinctus. Long. 12, lat. 6, ap. long. 8 — 9, 

 lat. 5 mm. 

 Hab. Suecia ubi forma typica Rossmassleri (Icon. f. 46) 



rarissime loco unico (in litore lacus Svinosjon in Dalarne) in- 



venta est. 



Var. elongata Hartm. ap. Sturm (Faunula Helv. VI, 1829) : t. 

 spira elongata, acutaj long. 15 — 16, lat. 7—8, ap. long. 10, 

 lat. 6 mm. — Suecia a Skane usque in Lappland, multis 

 locis frequentior quam S. putris. — Norv. tota usque in 

 Westfinmarken. — Dania tota vulgai'is. — Fennia tota 

 usque in Lapponiam. 



Var. brevispirata Baud. (Journ. Concli., 1877) : t. spira perbrevi, 

 anfr. 3, celeiTime accrescentes (1. minimus, 2. sat convexus, 

 3. maximus, elongatus, convexiiisculus), apert. maxima, in- 



