Superfamily: Ephydroidea Family: Drosophilidae Subfamily Drosophilinae Steganinae Wikispecies has information related to: Drosophilidae Drosophilidae is a diverse, cosmopolitan family of flies , including the genus Drosophila , which includes fruit flies. The best known species is Drosophila melanogaster , which is used extensively for studies concerning genetics , development, physiology ,