Origin;Nearctic Distribution;"Canada: AB, LB, NF, NT, QC, YT; USA: AK, NH" "New records";"New provincial records: Northwest Territories: 27 km west of Yellowknife, aspen, 62.522°, -114.8859°, 171 m, 1.V.2009 (BGC, LFC) 1 male 1 female; 32 km west of Yellowknife, birch/spruce, 62.531°, -114.9581°, 168 m, 3.VI.2009(LFC)1 female" References;"Lohse et al. 1990 [as B. hudsonica], Gusarov 2003a, Gouix and Klimaszewski 2007, Klimaszewski et al. 2008, 2011, Bousquet et al. 2013"