Leioproctus punctatifrons, or Leioproctus (Euryglossidia) punctatifrons, 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 punctatifrons is an anatomical reference to the strongly punctate frons and scutum.
Description The female body length is 7.3 mm, the male 5.8 mm. Integumental colouration is mainly black, the metasoma orange-brown. The hair is white to brown.
Distribution and habitat The species occurs in eastern New South Wales. The type locality is Commodore Heights, Sydney.
Behaviour The adults are flying mellivores. Flowering plants visited by the bees include Grevillea sericea.
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