Opius pygmaeator (Nees, 1811)
Material examined. 2♀, Iran, East Azarbaijan province, Ahar, 38°30′N 47°08′E, April 2011 (new record).
Distribution outside Iran. Austria (Fischer 1963, 1980; Hellrigl 1997; Fischer and Koponen 1999; Yu et al. 2012), Belgium (Wesmael 1835; Fischer 1963; Fischer and Koponen 1999; Yu et al. 2012), Bulgaria, Hungary (Fischer 1963; Yu et al. 2012), France, Greece, Lithuania, Poland, Romania, Slovakia, Slovenia, Spain, Switzerland (Yu et al. 2012), Croatia, Macedonia (Papp 2010; Yu et al. 2012), Czech Republic (Fischer 1963; Fischer and Koponen 1999; Lozan et al. 2010; Yu et al. 2012), Estonia (Fischer and Koponen 2000b, 2009 as Opius meracus), Denmark (Yu et al. 2012; van Achterberg 2014a), Finland (Fischer 1989 as Opius meracus; Fischer and Koponen 1999; Yu et al. 2012; van Achterberg 2014a), Georgia (Fischer and Koponen 1999; Yu et al. 2012), Germany (Fischer 1957 as Opius ruminans; Fischer 1963; Fischer and Koponen 1999; Belokobylskij et al. 2003; Yu et al. 2012), Italy (Fischer 1963, 1980; Fischer 1989 as Opius meracus; Yu et al. 2012), Montenegro (Yu et al. 2012; Žikić et al. 2013b), Norway (Riedel and Hansen 2014; van Achterberg 2014a), Russia (Fischer 1963; Fischer and Koponen 1999; Yu et al. 2012), Sweden (Thomson 1895; Fischer 1963; Fischer and Koponen 1999; Yu et al. 2012; van Achterberg 2014a), Turkey (Çivelek et al. 2002; Yu et al. 2012; Beyarslan and Fischer 2013; Beyarslan 2015), UK (Marshall 1899; Fischer 1963; Fischer and Koponen 1999; Broad et al. 2012; Yu et al. 2012).
Host records. Liriomyza congesta (Becker, 1903), L. huidobrensis (Blanchard, 1926); Phytomyza cineracea Hendel, 1920, Ph. evanescens Hendel, 1920 ( Diptera: Agromyzidae); Chaetostomella cylindrica (Robineau- Desvoidy, 1830) ( Diptera: Tephritidae) (Yu et al. 2012; Žikić et al. 2013b).