Author: Haupt, H.
Title: Pompilidae (Hymenopotera Sphecoidea).
Description: Bruxelles, 1950/57. 2 vols. 63, 37 pp. 45 b./w. figs. Soft covers. (Expl. du Parc Nat. Albert. Mission G.F.de Witte 1933-1935. Afleveringen 69 & 89).

Keywords: Entomology Hymenoptera Entomologie Wesp