Par Jean-Luc Renneson avec la collaboration de Nico Schneider et Leopoldo Castro.
Symmorphus debilitatus ( Saussure, 1855)
Distribution de Symmorphus debilitatus : Scandinavia (Sweden), Germany, Netherlands, Belgium, Eurosiberian, France, central-southern Europe (Switzerland, Austria, Hungary, Czech Republic, Slovakia), Belarus, Poland, Ukraine, European Russia, mainland Italy [N.E.], Balkans, Caucasus, Turkey [N.].