Edwards, F.Wallace, 1925. Notes on the types of Mycetophilidae (Diptera) described by Staeger and Zetterstedt. Entomologisk Tidskrift, 45, pp.160-168. Available at: http://www.online-keys.net/sciaroidea/1921_30/Edwards_1924_types_of_Zetterstedt.pdf.