Macrostomus mura is a species of dance flies, in the fly family Empididae.
References
^Smith, Kenneth G. V. . (1962). "Studies on the Brazilian Empididae (Diptera)". Transactions of the Entomological Society of London. 114 (7): 195–266. doi:10.1111/j.1365-2311.1962.tb01079.x.