A. I.  Shatalkin and Merz, B., ?The Psilidae (Diptera, Acalyptrata) of Switzerland , with description of two new species from Central Europe?, Revue Suisse de Zoologie, vol. 117, pp. 771?800, 2010.

M.  Carles-Tolrá, ?Catálogo de los Diptera de España, Portugal y Andorra (Insecta)?, Monografias SEA, vol. 8, p. 323, 2002.

V.  Muchowski and Zatwarnicki, T., ?Checklist of Polish Diptera?, Wersja, vol. IV, pp. 1?153, 2001.