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



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

 lateque conica; anfr. 3 — 3V21 rotiindato-convexi, ultimiis 

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

 testae non attingens, columella curvata, celeriter superne 

 intrans. Long. 1, lat. 4, ap. long. 4, lat. 3 mm. 



Hah. Dania ad Kj5benhavn (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 — 4Y2 con- 

 vex!, extus infra ad suturam profunde immersam obliquam 

 constricti, ult. elongatus, convexiusculus; apert. longitudine 

 spires, 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. Suecia in Jemtland ad Ostersund (E. N.). 



S. arenaria Bouch. (Cat. Moll. Pas-du-Cal., 1838). T. elongato- 

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

 spira elongata, forte contorta, late conica; anfr. 372 — 4, 

 perconvexi; ultimus ventricosus, sutura profunda, antice 

 subhorizontalis; apert. rotundato-ovalis, intus polita, longi- 

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

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

 long. 32/3—4, lat. 2V2— 3 mm. 



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

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

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

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

 Dania in Lolland (Bjerremark) et ad Praesto. 



Forma impura, t. limo obducta, long. 5 — 6, lat. 3 — 3^/^, ap. 

 long. 272—^5 lat. 2—2^2 nim. — Cum typo. — Pulliis? 



Subordo 2. Hygrophila Per. 



M. pulmonata, tentaciilis 2, contractilihiis, hasi oculi- 

 feris. 



