This beetle is a serious pest to Black Locust trees. From a distance they can be mistaken for a wasp or bee. The adult beetle grows between 12 and 20 mm and have a W-shaped 3rd stripe on their elytra. Both sexes antenna are dark brown while male's antenna are two-thirds its body length and the female's are one-half. Their legs are reddish-brown. Overall black with yellow bands.
They can be found almost anywhere Black Locust trees grow, often more abundant with goldenrod plants.