Biosteres (Chilotrichia) blandus (Haliday, 1837)

Distribution in Iran. Kermanshah (Ghahari and Fischer 2012).

Distribution outside Iran. Austria (Fischer 1980; Fischer and Koponen 1999; Yu et al. 2012), Bulgaria, Lithuania, Serbia, Ukraine, Uzbekistan (Yu et al. 2012), Czech Republic, Denmark, Finland, France, Hungary, Ireland, Italy, Switzerland, former Yugoslavia (Fischer and Koponen 1999; Yu et al. 2012), England (Fischer and Koponen 1999; Broad et al. 2012; Yu et al. 2012), Germany (Fischer and Koponen 1999; Belokobylskij et al. 2003; Yu et al. 2012), Mongolia (Fischer and Koponen 1999; Papp 2009; Lelej 2012; Yu et al. 2012), Russia (Fischer and Koponen 1999; Tobias 2000; Lelej 2012; Yu et al. 2012), Sweden (Thomson 1895 as Opius blandus; Fischer and Koponen 1999; Yu et al. 2012), Turkey (Beyarslan and Fischer 2011, 2013; Yu et al. 2012; Beyarslan 2015).

Host records. In Finland, it is reported from Pegomya sp. ( Diptera: Anthomyiidae) on Beta vulgaris L. (Fischer and Koponen 1999). Yu et al. (2012) also reported Agromyza spp. ( Diptera: Agromyzidae) as host.