(ofUnio irtyshensis Lindholm, 1932 †)Lindholm, W. A. (1932). Presnovodnyye mollyuski iz pliotsenovykh otlozheniy po r. Irtyshu (Yugo-Zapadnaya Sibir') [Freshwater mollusks from the Pliocene deposits of the Irtysh River (SW Siberia)]. <em>Trudy Vsesoyuznogo geologo-razvedochnogo ob'edineniya NKTP SSSR.</em> 239: 3–27. page(s): 18, pl. IV, fig. 6 a-c [details] Available for editors [request]
original description(ofUnio irtyshensis Lindholm, 1932 †)Lindholm, W. A. (1932). Presnovodnyye mollyuski iz pliotsenovykh otlozheniy po r. Irtyshu (Yugo-Zapadnaya Sibir') [Freshwater mollusks from the Pliocene deposits of the Irtysh River (SW Siberia)]. <em>Trudy Vsesoyuznogo geologo-razvedochnogo ob'edineniya NKTP SSSR.</em> 239: 3–27. page(s): 18, pl. IV, fig. 6 a-c [details] Available for editors [request]