Acta Societatis pro Fauna et Flora Fennica, XIII, n:o 7. 31 



pallidis, subtus albidus, vel supra nigrescens, lateribus 



pallido brunneis. Long. 10, lat. max. 3 mm. (Specim. in 



spiritu asservata). 



Hah. Islandia (A. F.). Hsec species, qua? per totam Sibi- 

 riam (1. o. ins. Sopotschnoj in Jenisej, 66° 17' 1. b. *) et in 

 Alaska Americae borealis occurrit, certissime in partibus boreali- 

 bus peninsulse scandinaviccTe ac Fennise invenienda est. 



Subfam. Vitrinina. 



Testa externa adest. Corporis pars posterior a pede 

 distinda, coyitorta et in testa inclusa, pallio magno ad dex- 

 trum appendicem linguceformem retrorsum extus testam emit- 

 tente. 



Gen. Vitrina Drap. 



Testa depresso-globosa, subimperforata, tenuissima, hya- 

 lina, fragillima, subhevis; anfr. 3 — 4, ultimus maximus, 

 apertura ampla. 



V. pellucida Mall. (Verm. Hist. II, 1774, Helix). T. depresso- 

 globosa, rotundata; anfr. 3, celeriter accrescentes, ultimus 

 convexus, non dilatatus; apert. rotundata, margine colu- 

 mellari forte arcuato. Long. 4 — 5, lat. 3 — 4, alt. 3 mm. 

 Hab. Suecia tota usque in Lapponiam Lulensem (ad 68° 



1. b.). — ]Sfo?'v. tota usqua ad 70° I. b. — Dania tota. — Fen- 



nia vulgaris usque in Lapponiara extremam. 



Var. dilhoyni Jeffr. (Linn. Trans., 1830): t. globoso-depressa, 

 aofr. ultimo perconvexo et spira altiore. — Passim. 



Var. perforata W. (Fauna europ., 1876): t. minor et rotunda- 

 tior, minute perforata, margine columellari multo minus 

 arcuato, basi refiexo. — Suec. in Blekinge (ad Ronneby in 

 Snackbacken *). 



Var. brunnensis Ulicny (Malak. Blatt., 1884): t. niajor, vire- 

 scens, spira altiore, anfr. ultimo magis dilatato, sutura pro- 

 fundiore, striata; long. 7 — 8, lat. -4 mm. — Suec. ad Stock- 

 holm (Valdemarsudde in Djurgarden: J. W.) et in Soder- 

 manland (Brannk^a-ka : E. N.). 



V. angelicsB Beck (Ind. MoIL, 1837). T. convexiusculo-depressa, 

 subelliptica; anfr. 4, rapide accrescentes, ultimus dilatatus, 



