1954 Fascicule 81: Genres Actia Robineau-Desvoidy et voisins

Exploration of National Park Albert (First series)

Mission G. F. de Witte (1933-1935):

MESNIL, L. P. Genres Actia Robineau-Desvoidy et voisins (Diptera Brachychera Calyptratae). 41 p.