original description
Lazareva, A.I. (1967). Additions to the taxonomy of Kazakhstan freshwater molluscs. Trudy Zoologicheskogo Instituta Akademii Nauk SSSR, 42: 198-204. Leningrad. [in Russian].
page(s): 200, fig. 1(4), 8 [details]
From editor or global species database
Type locality Type locality: Kazakhstan, Kustanay Region, upper courses of the Ubagan River [details]