Therevoid clade==References==*Nagatomi, A.; Saigusa, Toyohei; Nagatomi, Hisako & Lyneborg, L. (1991): Apsilocephalidae, a new family of orthorrhaphous Brachycera (Insecta, Diptera).
* Nagatomi, A.; Saigusa, Toyohei; Nagatomi, Hisako & Lyneborg, L. (1991): Apsilocephalidae, a new family of orthorrhaphous Brachycera (Insecta, Diptera).