Checklist of British and Irish Hymenoptera - Ichneumonidae Author Broad, Gavin R. text Biodiversity Data Journal 2016 4 9042 9042 http://dx.doi.org/10.3897/BDJ.4.e9042 journal article http://dx.doi.org/10.3897/BDJ.4.e9042 1314-2828--9042 Nematopodius debilis (Ratzeburg, 1852) Mesostenus debilis Ratzeburg, 1852 formosus misident. tricolor (Haupt, 1954, Mesostenus ) preocc. homonymator (Aubert, 1959, Mesostenus ) Distribution England