Acta Societatis pro Fauna et Flora Fennica. XIII, n:o 7. 141 



conica (fere altitudine aperturse), truncata, anfr. 4, sat lente 

 accrescentes, subscalares, ultimus subtus antice dilatatus, 

 apert. paullisper sub anfr. penultimum; lat. 4—5, alt. B--4 

 mm. — Suecia in Skaue (ad Ousbyholm). — Fennia in Sai- 

 men. — V. depressa Kob., Cl. &c. 



V. frigida W. (Fauna Suec, 1873). T. discoideo-depressa, sub- 

 tus late umbilicata, dense et argute striata, olivaceo- v. 

 virescenti- cornea v, argenteo micans; anfr. 4, superi sen- 

 sim, ca.4eri celeriter accrescentes, subcylindracei, ultimus 

 antice dilatatus, ssepius humilior quam penultimus; apert. 

 magna, circularis, ad ^3 sub anfr. penultimum et sat late 

 adnata. Lat. 5, alt. 2 mm. 

 Hah. Siiecia in Pite Lappmark (ad Naustejaur '•=). — Fen- 



nia in Enare Lappmark (ad Joinkoski in fluvio Muonio ad tem- 



plum Muonioniska). 



.5. Gyrorbis Fitz. 18-33. T. discoidea, spira plana, siibtus late 

 umbilicata v. concava. 



V. cristata Miill. (Verm. flist. II, 1774). T. tenuissime striatula, 



brunneo-fulvida v. cinerascens, nitida; anfr. 37^ — ^^ ^ub- 



teretes, sat lente accrescentes, ad suturam profundam ca- 



naliculatam obtuse angulati et declivi, omnes subtus fere 



rieque distincti ac supra; apert. circularis, omnino extra 



anfr. penultimum. I^at. 2 — 3, alt. 1 — ly^ 'it^i- 



Hah. Suecia in Skane et Halland passim frequens, in Ble- 



kinge rarissime (in lacu Wesan et ad Ronneby 1 ex. inventum), 



in Oland, Gotland et Ostergotland passim frequenter, Wester- 



gotland (ad Goteborg fere vulgaris), Nerike (in tota regione cam- 



pestri vulgatissime, in regione silvestri passim), ad Stockholm 



et in Upland passim, in Westmanland vulgaris, in Wermland 



(in lacu Wenern par. Botilsssater) et Jemtland (ad Lockne: E. 



N.). Teste S. Nilsson (in Hist. Moll. Su.) usque in Lapponiam 



hsec species ascendit, si non confusio cum V. frigida exstat. — 



Norv. meridionalis. — Dania vulgaris. — Feimia in Aland, 



Geta Emkarby, ad Luhanko et in Ytteron ad Bjorneborg (Mus. 



Helsingf.). 



