Penthe pimelia, the velvety bark beetle, is a species of polypore fungus beetle in the family Tetratomidae. It is found in North America.

This species has a uniformly dark appearance, including a dark scutellum, which distinguishes it from the only other species of Penthe in North America, Penthe obliqiuata, which exhibits a distinct, bright-orange scutellum.

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