Xylocopa waterhouseiXylocopa waterhousei or Xylocopa waterhousei is a species of carpenter bee. It is endemic to Australia. It was described in 2000 by Australian entomologist Remko Leys.DescriptionBody length is 20–26 mm; wing length 17–21 mm. Body pubescence is bright yellow.Distribution and habitatThe species occurs in the Northern Territory in Arnhem Land and Kakadu National Park. The holotype was collected near Mudginberri homestead. Associated habitats include open monsoon forest and shrubland.BehaviourThe adults are flying mellivores. Flowering plants visited by the bees include Calytrix brachychaeta.