Pachyprosopis cornuta, or Pachyprosopis (Pachyprosopis) cornuta, also known as the horned naked bee, is a species of bee in the family Colletidae and subfamily Euryglossinae. It is endemic to Australia. It was described by Australian entomologist Elizabeth Exley in 1972.

Distribution and habitat The species occurs in Western Australia. The type locality is Spargoville, some 45 km west of Coolgardie.

Behaviour The adults are flying mellivores.

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