Author: Mesnil, Louis P.
Title: Genres Actia Robineau-Desvoidy et voisins. (Diptera Brachycera Calyptratae).
Description: Bruxelles, 1954. 40 pp. Soft cover. (Expl. du Parc Nat. Albert 81).

Keywords: Entomology True Flies Brachycera Entomologie Vliegen Diptera