original description
Popova, S.M.; Devyatkin, Ye.V.; Starobogatov, Ya.I. (1970). Mollyuski kyzylgirskoy svity Gornogo Altaya [Molluscs of the Kyzylgir Formation of the Altay Mountains]. Nauka, Moskva, 95 pp., available online at http://ashipunov.info/shipunov/school/books/popova1970_moll_kyzylgirskoj_svity_gorn_altaja.djvu
page(s): 68, pl. 10, textfigs 46, 47 [details] Available for editors [request]
additional source
Popova, S.M. (1981). Kaynozoyskaya kontinental'naya malakofauna yuga Sibiri i sopredel'nykh territoriy [The Cenozoic continental malacofauna of Southern Siberia and adjacent territories]. Nauka, Moskva, 188 pp.
page(s): 104, textfig. 58 [details] Available for editors [request]
From editor or global species database
Type locality "Chuyskaya vpadina" [Chuya depression] (Altay, Russia) [details]