Yeates, David K.; Weigmann, Brian M; Courtney, Greg W.; Meier, Rudolf; Lambkins, Christine; Pape, Thomas (2007). "Phylogeny and systematics of Diptera: Two decades of progress and prospects". Zootaxa. 1668: 565–590. doi:10.11646/zootaxa.1668.1.27.
Wood, D. M.; Borkent, A. (1989). "Phylogeny and Classilication of the Nematocera". In McAlpine, J.F.; Woods, D.M. (eds.). Manual of Nearctic Diptera, vol. 3(PDF). Ottawa: Agriculture Canada Research Branch.