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 

 spiritii asservata). 



Hah. Islandia (A. F.). Heec species, quae 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 scandinavicse ac Fenniao invenienda est. 



Subfam. Vitrinina. 



Testa externa adest. Corporis pars posterior a pede 

 distinda, contorta et in testa inclusa, palUo ynagno ad dex- 

 trum appendicem linguceformem retrorsum extiis testam emit- 

 tente. 



Gen. Vitrina Drap. 



Testa depresso-glohosa, suhimperforata, tenuissima, hya- 

 lina, fragiUima, suhlcBvis\ anfr. 3 — 4, ultimus maximus, 

 apertura ampla. 



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

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

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

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



Hah. Siiecia tota usque in Lapponiam Lulensem (ad 68° 

 1. b.). — Norv. tota usqua ad 70° 1. b. — Dania tota. — Fen- 

 nia vulgaris usque in Lapponiam extremam. 



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

 anfr. 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 reflexo. — Suec. in Blekinge (ad Ronneby in 

 Snackbacken *). 



Var. hnmnensis Ulicny (Malak. Blatt., 1884): t. major, 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 (Briinnkj'^rka : E. N.). 



V. angelicae Beck (Ind. Moll., 1837). T. convexiusculo-depressa, 

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



