Key to genera and species of Discomyzini from the Saudi Arabia

1. Wing generally dark with a pattern of white spots; colour of body generally yellowish or gray, microtomentose................................................................................... Actocetor indicus (Wiedeman, 1824)

- Wing hyaline or with anterior margin darkened; colour of body generally black and shiny...................................................................................................... Discomyza incurva (Fallén, 1823)