original description
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): 23-24, pl. 6, fig. 4, textfig. 6 [details] Available for editors [request]
From editor or global species database
Type locality "Allyuviy IV (25-32 m) terrasy r. Angary, gravelistaya pachka" [Alluvium IV terraces of the river Angara, gravelly member] (Russia) [details]