Diagnosis. Small to medium-sized (4.0-7.0 mm) nematocerous flies. Head small and almost spherical; eyes large; antennae moderately long. Thorax slightly arched; scutellum small. Legs rather sturdy but long; coxae elongated. Wings with somewhat reduced venation, cross veins r-m and dm-cu contiguous; no discal cell; base of M vestigial. Abdomen relatively short and straight to slightly arched. Larvae long and narrow, filiform, pale; head strongly sclerotized dorsally. Pupal abdomen with many spines.
Biology. Larvae are saprophagous and usually found in dead wood and in or near sap runs on trees but always under humid conditions. Adults are generally found near suitable sites for larvae.
General references. Krivosheina (1997b [general, key to genera]), Mamaev & Krivosheina (1988b [catalogue]), Peterson (1981a [general]).
References to the local fauna. De Meijere (1939b), Van der Wulp (1877), Van der Wulp & De Meijere (1898).
How to quote this page: Beuk, P.L.Th., 2001. Family Mycetobiidae. In: Beuk, P.L.Th. (Ed.): Checklist of the Diptera of the Netherlands, https://diptera-info.nl/news.php?fam=Mycetobiidae (date accessed: 13/09/2025).
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