Order Coleoptera, family Scarabaeidae, subfamily Melolonthinae. Looks a bit like a Christmas beetle, but is not closely related.
Xylonichus eucalypti is listed in the following regions:
Canberra & Southern Tablelands | Southern Highlands | South Coast | New England
Maps
Bimberi Nature Reserve Brindabella National Park Genoplesium plumosum target area Genoplesium vernale target area Jedbinbilla Kosciuszko National Park Mongarlowe River Namadgi National Park Penrose Scott Nature Reserve Wairo Beach and Dolphin Point Wingecarribee Local Government AreaPlaces
Burrungubugge, NSW Cotter River, ACT Gilgai, NSW Penrose, NSW Undefined