SeasonalityAdults collected in late summer (no Alberta specimens available).
IdentificationMember of the amethystinus group, (subgenus Hypherpes). Piceous black to almost brown, no metallic sheen, appendages more or less paler. Prothorax with no sinuation, or barely perceptible, before obtuse hind-angles. Shoulder tooth weak. No femoral tubercle in males, and last sternite has only an opaque (more densely microsculptured) spot. Length 9.5 to 13 mm.