Opius (Allophlebus) singularis Wesmael, 1835

Distribution in Iran. Guilan (Ghahari et al. 2012b).

Distribution outside Iran. Armenia, Georgia, Romania (Papp 1982a; Yu et al. 2012), Austria (Fischer 1963, 1974, 1980 as Opius spretus and as O. singularis; Jiménez-Peydró 1983a as Opius vindex and as Opius spretus; Hellrigl 1997 as O. singularis and as O. spretus; Fischer and Koponen 1999 as O. spretus; Yu et al. 2012), Belgium (Wesmael 1835; Fischer 1963; Yu et al. 2012), Bulgaria (Papp 1982a; Avinent and Jiménez 1987; Yu et al. 2012), Croatia, France, Lithuania, Netherlands, Serbia, Tunisia (Yu et al. 2012), Czech Republic (Fischer 1963 as O. spretus and as O. singularis; Jiménez-Peydró 1983a as Opius spretus; Fischer and Koponen 1999 as O. spretus; Lozan et al. 2010; Yu et al. 2012), Denmark (Jiménez-Peydró 1983a as Opius spretus; Fischer 1963; Fischer and Koponen 1999 as O. spretus; Yu et al. 2012), Finland (Fischer and Koponen 1999 as O. spretus; Yu et al. 2012), Germany (Fischer 1963; Belokobylskij et al. 2003; Yu et al. 2012), Greece (Papp 2003 as Opius spretus; Yu et al. 2012), Hungary (Szepligeti 1898 as Opius arenosus; Papp 1982a, 2008; Jiménez-Peydró 1983a as Opius vindex and as O. spretus; Yu et al. 2012), Italy (Fischer 1980, 1984 as Opius spretus; Yu et al. 2012), Korea (Fischer 1984 as Opius spretus; Yu et al. 2012), Mongolia (Avinent and Jiménez 1987; Papp 2009; Yu et al. 2012), Montenegro (Yu et al. 2012; Žikić et al. 2013b), Poland, Slovakia, Sweden, Switzerland (Fischer 1963; Fischer and Koponen 1999 as O. spretus; Yu et al. 2012), Russia (Jiménez-Peydró 1983a as Opius spretus; Fischer 1984 as Opius spretus; Yu et al. 2012), Spain (Jiménez-Peydró 1983a as Opius vindex and as O. spretus; Avinent and Jiménez 1987; Yu et al. 2012), Turkey (Fischer and Beyarslan 2011; Beyarslan and Fischer 2011, 2013; Yu et al. 2012), UK (Marshall 1899 as Opius clarus and as O. spretus and O. vindex; Fischer 1963 as Opius spretus and as O. singularis; Jiménez-Peydró 1983a as O. spretus; Fischer and Koponen 1999 as O. spretus; Broad et al. 2012; Yu et al. 2012).

Host records. Agromyza abiens Zetterstedt, 1848, A. ferruginosa Wulp, 1971 ( Diptera: Agromyzidae) on Symphytum officinale L., A. myosotidis Kaltenbach, 1864, A. pseudorufipes Nowakowski, 1964 ( Diptera: Agromyzidae) on Myosotis laxa Lehm, A. reptans Fallen, 1823 on Urtica dioica L., A. rufipes Meigen, 1830 on Myosotis paliistris L. and Symphytum officinale L. (Fisher and Koponen 1999; Yu et al. 2012; Žikić et al. 2013b), A. agrosticola Hering, 1927, A. alnibetulae Hendel, 1931, A. anthracina Meigen, 1830, A. arunci Hering, 1954, A. nigripes Meigen, 1830 A. potentillae (Kaltenbach, 1864), A. pseudoreptans Nowaskowski, 1964, Amauromyza labiatarum (Hendel, 1920), Aulagromyza hendeliana (Hering, 1926), Cerodontha pygmaea (Meigen, 1830), Chromatomyia periclymeni (de Meijere, 1924), Liriomyza amoena (Meigen, 1830), L. eupatorii (Kaltenbach, 1873), Phytomyza actaeae Hendel, 1922, Ph. angelicastri Hering, 1932, Ph. chaerophylli Kaltenbach, 1856, Ph. heracleana Hering, 1937 ( Diptera: Agromyzidae) (Yu et al. 2012; Žikić et al. 2013b).