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]
^Winnertz, Johannes (1846). "Beschreibung einiger neuen Gattungen aus der Ordnung der Zweiflügler". Stettiner Entomologische Zeitung. 7: 11–20.
^Papavero, N. (1977). "Family Ditomyiidae". Catalogue of the Diptera of the Americas South of United States. 19B: 6.
^Marshall, Patrick (1896). "New Zealand Diptera: no. 2. - MycetophilidaeMycetophilidae". Transactions of the New Zealand Institute. 28: 250–309. hdl:10182/3343.
^Edwards, F. W . (1940). "New Neotropical Mycetophilidae (IV) (Diptera)". Revista de Entomologia. 11: 440–465, pls. 18–19.