Elateridae or click beetles are family of beetles. Other names include elaters, snapping beetles, spring beetles or skipjacks. This family was defined by William Elford Leach in 1815. They are a cosmopolitan beetle family characterized by the unusual click mechanism they possess. Wikipedia
Quite unique beetle, with special pronotum.
Location Macritchie – March 2022
Thanks, Keita Matsumoto and Didier Dubail Coleoptera for the ID