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 Aptesis nigricollis (Thomson, 1883) Acanthocryptus nigricollis Thomson, 1883 Distribution England, Ireland Notes Listed as a species of Rhembobius by Fitton (1978) .