Acta Societatis pro Fauna et Flora Fennica, XIII, n:o 7. 89 



tenuis et fragilis, subplicato-striata, virescens, spira breve 

 lateque conica; anfr. 3 — SV^i rotundato-convexi, ultimus 

 obliquus, valde ventricosus; apert. rotundato-ovalis, ^s long. 

 testcTe non attingens, columella curvata, celeriter superne 

 intrans. Long. 7, lat. 4, ap. long. 4, lat. 3 mm. 

 Hah. Dania ad Kjobenliavn (in hortu poss. Olsson ad 



Osterbro). — S. crosseana W. in Exk. Fauna 1884. 



S. borealis n. sp. T, minuta, angusta, oblongo-conica, irregula- 

 riter striata v. striatula, alba v. albido-succinea, spira pro- 

 ducta valde contorta, acuminato-conica; anfr. 4 — 47^ con- 

 vexi, extus infra ad suturam profunde immersam obliquam 

 constricti, ult. elongatus, convexiusculus; apert. longitudine 

 spirte, irregulariter-oblonga, basi rotundata et recedens, 

 margine exteriore ab insertione forte curvato, columella 

 strictiuscula, cum pariete angulum formante. Long. 6, lat. 

 2^/4 mm. 

 Hah. Snecia in Jemtland ad Ostersund (E. N.). 



S. arenaria Bouch. (Gat. Moll. Pas-du-Gal., 1838). T. elongato- 

 ovata, sat crassa et firma, rufosuccinea, rugoso-striata, 

 spira elongata, forte contorta, late conica; anfr. 3^2 — 4, 

 perconvexi; ultimus ventricosus, sutura profunda, antice 

 subhorizontaHs; apert. rotundato-ovahs, intus pohta, longi- 

 tudine spirse lequalis; margine exter. forte curvato, m. co- 

 lum. superne reflexiusculo. Long. 7 — 8, lat. 3 — 4, ap. 

 long. 3-/3—4, lat. 2V2— 3 mm. 

 Hah. Suecia in Gotland (Traskhedarne par. Bunge, Bunge- 



nas in Ruthe, Snackgiirdet pr. Visby, Ejketrask etc), Oland ad 



Borgholm (in Borga hage) et in Jemtland (ad Ostersund: E. N.) 



— Norv. ad Jerken, in Lango, in Helgooen in lacu Mjosen. — 



Dania in Lolland (Bjerremark) et ad Prsesto. 



Foi-ma impura, t. limo obducta, long. 5 — 6, lat. 8 — SVoi ap. 

 long. 2 '/2— 3, lat. 2 — 2^/^ mm. — Cum typo. — Pullus? 



Subordo 2. Hygrophila Fer. 



21. pulmoiiata, tentaculis 2, contractilihiis, hasi oculi- 

 feris. 



