Peristenus nitidus (Curtis, 1833)

Material examined. West Azarbaijan province, Piranshahr, 36°42′N 45°10′E, 1♀, summer 2009. New record for Iran.

Distribution outside Iran. Czech Republic (Lozan et al. 2010; Yu et al. 2012 as Leiophron (Peristenus) nitida), Germany (Shenefelt 1969; Yu et al. 2012 as Leiophron (Peristenus) nitida), Hungary (Papp 2006, 2008; Yu et al. 2012 as Leiophron (Peristenus) nitida), Mongolia, Norway (Yu et al. 2012 as Leiophron (Peristenus) nitida), Turkey (Yilmaz et al. 2012; Güçlü and Özbek 2011; Yu et al. 2012 as Leiophron (Peristenus) nitida), UK (Shenefelt 1969; Yu et al. 2012 as Leiophron (Peristenus) nitida).

Host records. Closterotomus norvegicus (Gmelin) ( Hemiptera: Miridae) (Yu et al. 2012).