Par Jean-Luc Renneson en collaboration avec Leopoldo Castro:
Symmorphus bifasciatus (Linnaeus, 1761)
Synyonyme : Symmophus mutinensis (Baldini 1894) - sinuata (Fabricius, 1793) - sinuatissimus Richards, 1955
Distribution de Symmorphus bifasciatus : Ireland, Great Britain, Finland, Scandinavia (Norway, Sweden), Denmark, Germany, Netherlands, Belgium, Eurosiberian France [N.+ C. + Pyrenees], central-southern Europe (Switzerland, Austria, Hungary), Poland, Rumania, European Russia, mainland Spain [N. + Pyrenees], Mediterranean France [S.E.: Provence], mainland Italy, Sicily (IT), Balkans (Slovenia, Croatia, Albania), Caucasus [N.], Turkey, Turkmenistan, Uzbekistan, Kazakhstan [E.], Kyrgyzstan, Siberia (RU), Mongolia, China (Jiangsu), Korea, Primorye (RU), Sakhalin (RU), Japan (Hokkaido, Honshu).