Synaptus filiformis (Fabricius, 1781)

Distribution in Iran. Guilan (Cate et al. 2002; Platia 2013a), Isfahan (Farhangian et al. 2013), Mazandaran (Cate et al. 2002), Iran (no locality cited) (Gurjeva 1979; Agaev 1988; Cate 2007; Zapata & Sánchez-Ruiz 2014).

General distribution. Albania, Armenia, Austria, Azerbaijan, Belgium, Bosnia-Herzegovina, Belarus, Bulgaria, Croatia, Czech Republic, Estonia, France, Georgia, Germany, Great Britain, Greece, Hungary, Iran, Italy, Kazakhstan, Latvia, Liechtenstein, Lithuania, Luxemburg, Macedonia, Moldavia, Netherlands, Poland, Portugal, Romania, Russia, Serbia-Montenegro, Slovakia, Slovenia, Spain, Switzerland, Syria, Turkey, Ukraine (Cate 2007), Lebanon, Tajikistan (Platia 2010).