Leioproctus bracteatus, or Leioproctus (Euryglossidia) bracteatus, is a species of bee in the family Colletidae and subfamily Colletinae. It is endemic to Australia. It was described by entomologist Michael Batley in 2025.
Etymology The specific epithet bracteatus (Latin: "gilt") refers to the colour of the scutal integument.
Description Female body length is 7.7 mm. Integumental colouration is mainly black, with the scutum iridescent gold. The hair is white, golden-brown and dark brown.
Distribution and habitat The species occurs in inland southern Western Australia. The type locality is 30 km north of Bullfinch in the eastern Wheatbelt region.
Behaviour The adults are flying mellivores. Flowering plants visited by the bees include Grevillea paniculata.
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