original description(ofViviparus polytropis Lindholm, 1930 †)Lindholm, W.A. (1930). Vorläufige Beschreibung einer gekielten <em>Viviparus</em>-Art aus dem Neogen Südwest-Sibiriens. <em>Archiv für Molluskenkunde.</em> 62: 87-89. page(s): 88 [details]
basis of recordMaderni U.N. (1990). Mollusks of the continental Cenozoic of the Turgai Depression and adjacent areas [= Моллюски континентального кайнозоя Тургайского прогиба и смежных регионов]. <em>Trudy VSEGEI.</em> 345: 1-191. [In Russian]., available online athttp://ashipunov.me/shipunov/school/books/moll_kontin_kajnoz_turgajskogo_progiba_1990.djvu page(s): 126-128, pl. 37, figs 1-6 [details]
Present Inaccurate Introduced: alien Containing type locality
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