Blagoderov, V.A. & Grimaldi, D., 2004. Fossil Sciaroidea (Diptera) in Cretaceous ambers, exclusive of Cecidomyiidae, Sciaridae, and Keroplatidae. American Museum Novitates, 3433, pp.1-76. Available at: http://www.online-keys.net/sciaroidea/2000_/Blagoderov_Grimaldi_2004_Fossil_sciaroidea_gen_n.pdf.