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Dutkevich, G. A. (1939). Class Rizopoda. In: Likharev, B.K. (Ed.), Атлас руководящих форм ископаемых фаун СССР - Atlas of the leading forms of the fossil fauna of the USSR. Leningrad, Tsentralnyi Nauchnoissledovatelskii Geologo-razvedochnyi Institut. 6: 26–46 (in Russian).
Dutkevich, G. A. (1939). Class Rizopoda. In: Likharev, B.K. (Ed.), Атлас руководящих форм ископаемых фаун СССР - Atlas of the leading forms of the fossil fauna of the USSR. Leningrad, Tsentralnyi Nauchnoissledovatelskii Geologo-razvedochnyi Institut. 6: 26–46 (in Russian).