Traits taxon details
original description
Maderni, U.N.; Martinson, G.G. (1969). O novykh paleogenovykh presnovodnykh mollyuskakh Turgayskogo progiba [On new Paleogene freshwater molluscs of the Turgay Depression]. In: Barkhatova, N.N. (Ed.) Kontinental'nyye obrazovaniya vostochnykh rayonov Sredney Azii i Kazakhstana. Nauka, Leningrad, pp. 119-131. page(s): 128-130, pl. II, figs. 5a, 5б, 6а, 6б, 7а, 7б [details] Available for editors 
additional source
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): 56-57, pl. 16, figs 1-5 [details]
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