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 Ichneumon formosus Gravenhorst, 1829 obsessor Wesmael, 1845 obessor misspelling batis Holmgren, 1880 brunneosparsus Strobl, 1901 schachti Heinrich, 1980 Distribution England, Scotland, Ireland Notes Two subspecies, I. f. formosus and I. formosus microcephalus Stephens, 1835, have been recorded from Britain ( Hilpert 1992 ).