Trypoxylon attenuatum F. Smith, 1851
Distribution in Iran: Alborz, East Azerbaijan, Ilam (Ebrahimi 2014), Tehran (Ebrahimi 2005).
General distribution: Afghanistan, Albania, Algeria, Andorra, Austria, Belarus, Belgium, Canada, Canary Islands, China, Croatia, Cyprus, Czech Republic, Denmark, Egypt, Estonia, Finland, France, Germany, Great Britain, Greece, Hungary, Iran, Ireland, Israel, Italy, Kazakhstan, Latvia, Liechtenstein, Luxembourg, Malta, Morocco, Netherlands, Poland, Portugal, Romania, Russia, Slovakia, Spain, Sweden, Switzerland, Tunisia, Turkey, Ukraine.