Gyrinus (Gyrinus) colymbus Erichson, 1837

Distribution in Iran. Iran (no locality cited) (Guéorguiev 1981; Mazzoldi 2003).

General distribution. Armenia, Austria, Bosnia Herzegovina, Bulgaria, Byelorussia, Croatia, Cyprus, Czech Republic, Denmark, France, Germany, Greece, Hungary, Iran, Italy, Kazakhstan, Lebanon, Macedonia, Poland, Russia (Southern Territory), Slovakia, Switzerland, Syria, Turkey, former Yugoslavia (Mazzoldi 2003). Comments. Living in fresh and brackish water (Drost 2009).