Reference
diverse (2007-2009): Aculeate wasps and bees from a park-like garden in Bruchertseifen near Altenkirchen (Rhineland-Palatinate) (Hymenoptera Aculeata: Chrysididae, Mutillidae, Sapygidae, Tiphiidae, Vespidae, Pompilidae, Sphecidae, Apidae) – Fauna und Flora in Rheinland-Pfalz – 11: 1181 - 1197.