Xanthesma villosula, or Xanthesma (Xenohesma) villosula, is a species of bee in the family Colletidae and the subfamily Euryglossinae. It is endemic to Australia. It was described in 1879 by English entomologist Frederick Smith.
Distribution and habitat The type locality is Swan River in the Perth region of south-west Western Australia.
Behaviour The adults are flying mellivores.
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