original description
Maderni, U.N. (1972). Novyye paleogenovyye presnovodnyye dvustvorki kazakhstana [New Paleogene freshwater bivalves from Kazakhstan]. In: Akademiya Nauk SSSR. Nauchnyy Sovet po Probleme (Ed.) Novyye vidy drevnikh rasteniy i bespozvonochnykh SSSR. Nauka, Moskva, pp. 138-140.
page(s): 138, pl. 39, figs 1, 2 [details] Available for editors [request]
redescription
Maderni U.N. (1990). Mollusks of the continental Cenozoic of the Turgai Depression and adjacent areas [= Моллюски континентального кайнозоя Тургайского прогиба и смежных регионов]. <em>Trudy VSEGEI.</em> 345: 1-191. [In Russian]., available online at http://ashipunov.me/shipunov/school/books/moll_kontin_kajnoz_turgajskogo_progiba_1990.djvu
page(s): 10-11, pl. 1, figs 1, 2 [details]
From editor or global species database
Taxonomic remark Re-described by Maderni (1990) as new species without discussion of the 1972-record. Also indicated as new by Maderni (1974) without discussion. [details]