Scarbrough 2002. Redescription of two species of Ommatius Wiedemann, with lectotype and paralectotype designations for Ommatius tenellus van der Wulp and range extension, and a replacement name for Ommatius tibialis Ricardo (Diptera: Asilidae). Proceedings of the Entomological Society of Washington, 104(3), July 2002: 680-686