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): 66-67, textfig. 49 [details] Available for editors [request]
From editor or global species database
Type locality "Pribaykal'ye, Kyrminskaya vpadina" [Baikal region, Kyrma depression] (Russia) [details]
Type locality Exact Age uncertain: the material derives from the Bayandai Formation, which is coarsely classified into the Oligocene to Miocene ("Pg3-3 - N1-2"). [details]