See text The Ditomyiidae are a small (90 species) family of flies (Diptera).They are found worldwide (except in the Afrotropical Region), most species are found in the Australasian and Neotropical realms.

[1] There are only two genera in Europe Ditomyia Winnertz, 1846 and Symmerus Walker, 1848 [2][3] Ditomyia is found in Central Europe Symmerus in Northern Europe Symmerus is endemic to the Palaearctic.

[4]

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