Three new Coenosia Meigen species from Madagascar (Diptera: Muscidae)

Three new species, Coenosia circuita sp. n., Coenosia grunowiana sp. n. and Coenosia neaurifa sp. n. are described from Madagascar as new to science. The identification key to the species of the Afrotropical group "Coenosia" created in 1940 by Van Emden has been updated and considers now 14 species.