Sciaridae - Information from Wikipedia on this family of flies, commonly known as dark-winged fungus gnats, their classification, description and life history. Album: Sciaridae - Several photographs of flies in this family, including one in amber. Family Sciaridae - Photographs of flies in this family found in North America, provided by BugGuide. Sciaridae: Snake-worm - Photograph and information on these fungus gnats, the larvae of which sometimes undertake mass migrations. Bradysia spp. - Provides photographs and information on these dark-winged fungus gnats, their distribution, identification, bionomics and management. Fungus Gnats - Photographs of species of Bradysia, description, life history and habits. Bradysia and Sciara: Fungus Gnats - Photograph of a gnat, with information on its hosts, symptoms, life cycle and description.