The bombardier beetle, known scientifically as Brachinus, is a dark brown to black beetle with reddish-orange legs and head. The beetles are small in size, roughly half an inch to one inch in length.

Erwin, Terry L. 1971. "Notes and corrections to a reclassification of bombardier beetles (Carabidae, Brachinida)." Quaestiones Entomologicae, 7 81–82.

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