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''Bythinella austriaca'' is a species of very small freshwater snail with an operculum, an aquatic gastropod mollusk in the family Amnicolidae. == Distribution == The distribution of this species is Carpathian (eastern alpine and Carpathian).〔 Lisický M. J. (1991). (''Mollusca Slovenska'' ) (Slovak molluscs ). VEDA vydavateľstvo Slovenskej akadémie vied, Bratislava, 344 pp.〕 This species occurs in: * Bulgaria * Czech Republic〔 Horsák M., Juřičková L., Beran L., Čejka T. & Dvořák L. (2010). "Komentovaný seznam měkkýšů zjištěných ve volné přírodě České a Slovenské republiky. (list of mollusc species recorded outdoors in the Czech and Slovak Republics )". ''Malacologica Bohemoslovaca'', Suppl. 1: 1-37. (PDF ).〕 - it lives mainly in Moravia and in eastern Bohemia, but there are also islolated populations near Prague〔 Beran L. (2010). Izolované populace praménky ''Bythinella austriaca'' (Frauenfeld, 1857) (Gastropoda: Hydrobiidae) v okolí Prahy. (populations of ''Bythinella austriaca'' (Frauenfeld, 1857) (Gastropoda: Hydrobiidae) in Prague surroundings (Czech Republic) )". ''Malacologica Bohemoslovaca'' 9: 5–10. (PDF )〕 * Germany - lives only in Bayern and is endangered (''Gefährdet'')〔 Glöer P. & Meier-Brook C. (2003) Süsswassermollusken. DJN, pp. 134, page 106, ISBN 3-923376-02-2〕 * Poland * Slovakia〔 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Bythinella austriaca」の詳細全文を読む スポンサード リンク
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