original description
Lindholm, W. A. (1932). Mollyuski iz sredne-pliotsenovykh presnovodnykh otlozhenii yugo-zapadnoy Sibiri [Molluscs from middle Pliocene freshwater sediments of southwestern Siberia]. <em>Trudy Vsesoyuznogo geologo-razvedochnogo ob'edineniya NKTP SSSR.</em> 238: 3–50. [In Russian].
page(s): 30, pl. IV, fig. 26 a-b, 27, 28 a-b [details] Available for editors
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source of synonymy
Zykin, V.S. (1979). Stratigrafiya i unionidy pliotsena yuga Zapadno-Sibirskoy ravniny [Stratigraphy and unionids of the Pliocene of the South of the West Siberian Plain]. Nauka, Novosibirsk, 135 pp., available online at http://ashipunov.info/shipunov/school/books/zykin1979_stratigr_unionidy_juga_sap_sib_ravn.djvu
page(s): 53 [details] Available for editors
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From editor or global species database
Type locality Kazakhstan, Akmolinsk Region, Petropavlovsk District, right bank of the Betekey River (a right tributary of the Ishim River), near Selim Dzhevar village [details]