Hylaeus constrictus, or Hylaeus (Rhodohylaeus) constrictus, 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 1905.
Distribution and habitat The species occurs in eastern Australia. The type locality is Mackay, Queensland.
Behaviour The adults are flying mellivores. Flowering plants visited by the bees include Alphitonia, Angophora, Callistemon, Eucalyptus, Leptospermum and Melaleuca species.
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