We investigated and described the thoracic structures. jumping mechanism. and promesothoracic interlocking mechanism of the click beetle Campsosternus auratus (Drury) (Elateridae: Dendrometrinae). Two experiments were conducted to reveal the critical muscles and sclerites involved in the jumping mechanism. https://www.diegojavierfares.com/quick-find-Umpqua-U203-U-Series-Hook-clearance/