D. P.  Sumner, ?Vernacular names: European Micropezids & Tanypezids (Diptera, Nerioidea & Diopsoidea)?, Dipterists Forum Open Access, vol. 1, pp. 1?14, 2018.

D. P.  Sumner, ?European Atlas: Micropezids & Tanypezids (Diptera, Nerioidea & Diopsoidea)?, Dipterists Forum Open Access, vol. 1, pp. 1?94, 2018.

A. I.  Shatalkin, ?Review of the East Palaearctic flies of Psila Mg. (Diptera, Psilidae), with the key of the Palaearctic species (In Russian)?, Trudy Zoologicheskogo Instituta AN SSSR, vol. 146, pp. 23?42, 1986.

J. E.  Collin, ?The British species of Psilidae (Diptera)?, Entomologist's Monthly Magazine, vol. 81, pp. 214?224, 1944.

L.  Lyneborg, ?Danske acalyptrate fluer 2. Psilidae, Platystomidae and Otitidae (Diptera)?, Entomologiske Meddelelser, vol. 2, pp. 367?388, 1964.

J.  Kahanpää and Salmela, J., ?Checklist of the Diptera of Finland?, ZooKeys, vol. 441, pp. 1?20, 2014.

J.  Kahanpää and Stuke, J. - H., ?Checklist of the superfamilies Conopoidea, Diopsoidea and Nerioidea of Finland (Insecta, Diptera)?, ZooKeys, vol. 257, pp. 251?257, 2014.

M.  Chvála, ?Check List of Diptera (lnsecta) of the Czech and Slovak Republics?, Karolinum, vol. 1, 1997.