Literature
- Langton, P.H. 1991a. A key to pupal exuviae of West Palaearctic Chironomidae. Privately published by P.H. Langton: 3 St Felix Road, Ramsay Forty Foot, Cambridgeshire, England PE17 1YH: 386 pp.
- Wülker, W. 1957b. Über die Chironomiden der Parakiefferiella-Gruppe (Diptera: Tendipedidae: Orthocladiinae). Beiträge zur Entomologie 7: 411-429.