Aprionus is a genus of wood midges in the family Cecidomyiidae. There are at least 137 described species in Aprionus. The genus was established by Jean-Jacques Kieffer in 1894.
McAlpine, J.F.; Petersen, B.V.; Shewell, G.E.; Teskey, H.J.; etal. (1987). Manual of Nearctic Diptera. Research Branch Agriculture Canada. ISBN978-0660121253.
Thompson, C.F.; Evenhuis, N.L., eds. (1998). "Biosystematic Database of World Diptera". Diptera Data Dissemination Disk. 1. North American Dipterists Society c/o SEL, USDA.