Rhopalum coarctatum Scopoli, 1763
Distribution in Iran: East Azerbaijan (Ghazi-Soltani et al. 2010a).
General distribution: Algeria, Andorra, Austria, Belarus, Belgium, Bulgaria, Canada, China, Czech Republic, Denmark, Estonia, Finland, France, Germany, Great Britain, Hungary, Iran, Ireland, Italy, Japan, Latvia, Luxembourg, Mexico, Netherlands, Norway, Poland, Portugal, Romania, Russia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey, USA, Ukraine.