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Stenotritus bee, (family Stenotritidae), Alice Springs NT

Stenotritus bee

StenotritidaeCtenocolletes albomarginatus Ctenocolletes rufescens Leioproctus (Protomorpha) sp Stenotritus bee

This striking looking bee was dentified as a Stenotritus. This bee was retrieved from a salt-water swimming pool in Alice Springs. The Stenotritus bee belongs to a small family of bees found only in Australia — in the family Stenotritidae. Initially we thought it was deceased, but notice the abdomen was expanding and contracting. We left the bee to dry off and when we returned, it was gone (assuming it had flown off).

The stenotritids (family Stenotritidae) are large, densely hairy and fast-flying bees. They have unmodified mouthparts. They make simple burrows in the ground and firm, ovoid provision masses in cells lined with a waterproof secretion.

Stenotritus bee, (family Stenotritidae), Alice Springs NT
Stenotritus bee, (family Stenotritidae), Alice Springs NT
Stenotritus bee, (family Stenotritidae), Alice Springs NT
Stenotritus bee, (family Stenotritidae), Alice Springs NT

Stenotritus bee, (family Stenotritidae), Alice Springs NT
Stenotritus bee, (family Stenotritidae), Alice Springs NT
Stenotritus bee, (family Stenotritidae), Alice Springs NT
Stenotritus bee, (family Stenotritidae), Alice Springs NT

For more images, see Alice Springs Fauna: Stenotritidae genus Stenotritus


  • Scientific classification
  • Kingdom: Animalia
  • Phylum: Arthropoda
  • Class: Insecta
  • Order: Hymenoptera
  • Clade: Anthophila
  • Family: Stenotritidae
  • Genus:
    • Ctenocolletes
    • Stenotritus

Footnote & References

  1. Stenotritidae, Atlas of Living Australia, https://bie.ala.org.au/species/STENOTRITIDAE
  2. Stenotritus Smith, 1853, Atlas of Living Australia, https://bie.ala.org.au/species/Stenotritus
  3. Genus Stenotritus, ausemade, iNaturalistAU, https://inaturalist.ala.org.au/observations/326316898
  4. Stenotritidae, Wikipedia, https://en.wikipedia.org/wiki/Stenotritidae
  5. Stenotritidae, Ausemade, https://ausemade.com.au/flora-fauna/fauna/insects/bees/stenotritidae/

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StenotritidaeCtenocolletes albomarginatus Ctenocolletes rufescens Leioproctus (Protomorpha) sp Stenotritus bee