original description
(of ) Villeneuve J. (1921). Description de diptères nouveaux. <em>Annales de la Société Entomologique de Belgique.</em> 61: 157-161., available online at http://www.biodiversitylibrary.org/page/12282062 [details]
new combination reference
Czerny L. (1927). Helomyzidae + Trichoscelidae + Chiromyidae. In Lindner, E. (ed.) Die Fliegen der Palaearktischen Region. [details]
From editor or global species database