Hylaeus xanthaspis, or Hylaeus (Prosopisteron) xanthaspis, is a species of bee in the family Colletidae and subfamily Hylaeinae. It is endemic to Australia. It was described by British-American entomologist Theodore Dru Alison Cockerell in 1910.
Description Female body length is about 7 mm. Integumental colouration is mainly black, with a chrome yellow scutellum.
Distribution and habitat The species occurs in north-eastern Australia. The type locality is Mackay, Queensland.
Behaviour The adults are flying mellivores. Flowering plants visited by the bees include Cassia and Eucalyptus species.
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