Origin;Nearctic Distribution;"Canada: AB, SK, YT. USA: AK, OR" "New provincial records";"CANADA, Saskatchewan, Larson Ranch, Hwy 21, 16 km S Maple Creek: Apr., 22-IV-2010, dam, D. Larson (DLC) 1 female; 28-IV-2011, on snowbank (DLC) 1 female; 15-VII-2014, decaying polypore mushrooms (DLC) 1 male; 7-X-2010, (LFC) 1 male; Cypress Hills Park, Center Block fire guard, 8-VIII-2013: gilled mushroom, D. Larson (DLC, LFC) 1 male, 5 females; 18-VIII-2014, old polypore fungus on dead lodgepole pine stump (DLC) 2 males, 1 female; Highland Trail, 2-X-2014, gilled mushroom (LFC) 1; 7-X-2014, spruce-aspen (DLC) 1 female; 10-X-2013, decaying mushrooms (DLC) 2 females." References;"Mäklin 1953, Lohse and Smetana 1985, Klimaszewski et al. 2006, 2008a, Bousquet et al. 2013"