Checklist of British and Irish Hymenoptera - Sawflies, ' Symphyta' Author Liston, Andrew D. Author Knight, Guy T. Author Sheppard, David A. Author Broad, Gavin R. Author Livermore, Laurence text Biodiversity Data Journal 2014 2 1168 1168 http://dx.doi.org/10.3897/BDJ.2.e1168 journal article http://dx.doi.org/10.3897/BDJ.2.e1168 1314-2828-2-1168 Pristiphora (Pristiphora) subbifida (Thomson, 1871) Nematus subbifidus Thomson, 1871 Distribution England, Wales Notes Characterisation of Pristiphora subbifida by Zhelochovtsev (1988) is based on misidentification by Lindqvist (1973) of Pristiphora conjugata , or a similar species.