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 1314-2828-4-9042 Probles (Microdiaparsis) microcephalus (Gravenhorst, 1829) Porizon microcephalus Gravenhorst, 1829 quercetorum ( Szepligeti , 1899, Thersilochus ) ruficoxis (Seyrig, 1927, Diaparsis ) Distribution England, Scotland, Ireland