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As a result of the examination of the fund collection of black flies (Diptera: Simuliidae) of the Zoological Institute of the Russian Academy of Sciences, a detailed re-descriptions and original drawings of 12 species (of 13 known in the world fauna) of the genus Taeniopterna Enderlein, 1925 (all known Palaearctic species of this genus) are given, 2 species are described as a new species, pupa of 1 species, male and female of 1 species are described for the first time, 1 former subspecies is treated as the separate species. Key to all 13 species of the genus Taeniopterna is provided.