Stenopterapion (Stenopterapion) tenue (Kirby, 1808)

Distribution in Iran. Ardabil (Modarres Awal 1986 as Apion tenue), East Azarbaijan (Modarres Awal 1997, 2012 as Apion tenue; Legalov et al. 2010).

General distribution. Algeria, Armenia, Austria, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, France, Georgia, Germany, Great Britain, Greece, Hungary, Iraq, Israel, Italy, Latvia, Liechtenstein, Lithuania, Luxembourg, Morocco, the Netherlands, Norway, Poland, Romania, Russia, Serbia, Slovakia, Spain, Sweden, Switzerland, Tunisia, Turkey, Ukraine.

Plant associations in Iran. Medicago sativa L., Onobrychis altissima Grossh. (Fabaceae) (Modarres Awal 1986, 1997, 2012).