Leioproctus worsfoldi, or Leioproctus (Zosterocolletes) worsfoldi, is a species of bee in the family Colletidae and subfamily Colletinae. It is endemic to Australia. It was described by British-American entomologist Theodore Dru Alison Cockerell in 1906.
Description Body length of female is about 10.5 mm. Colouration is mainly black, with narrow white metasomal hair-bands.
Distribution and habitat The species occurs in south-west Western Australia.
Behaviour The adults are flying mellivores.
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