Length: 12-19 mm
The larvae of Trigonarthris minnesotana feed in various hardwoods. Adults are flying from May through August, and have been reported on flowers including various dogwoods and New Jersey Tea.
Right: the head and pronotum of Trigonarthris minnesotana. In this species the pronotum is densely pubescent and lacks tubercules along the side. The apices of the elytra are black.
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