Euhesma semaphore
| Euhesma semaphore | |
|---|---|
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| Female | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Clade: | Pancrustacea |
| Class: | Insecta |
| Order: | Hymenoptera |
| Family: | Colletidae |
| Genus: | Euhesma |
| Species: | E. semaphore |
| Binomial name | |
| Euhesma semaphore | |
| Synonyms | |
| |
Euhesma semaphore, or Euhesma (Euhesma) semaphore, is a species of bee in the family Colletidae and the subfamily Euryglossinae. It is endemic to Australia. It was described in 1992 by Australian entomologist Terry Houston.[1][2]
Etymology
The specific epithet semaphore is an anatomical reference to the flag-like apices of the male antennae.[1]
Description
Body length of females is 5.8 mm, that of males 5 mm. Colouration is mainly black, brown and cream.[1]
Distribution and habitat
The species occurs in south-west Western Australia. The type locality is 10.5 km south of Eneabba.[2]
Behaviour
The adults are solitary flying mellivores. Flowering plants visited by the bees include Pileanthus filifolius.[2][1]

References
- 1 2 3 4 5 Houston, TF (1992). "Three new, monolectic species of Euryglossa (Euhesma) from Western Australia (Hymenoptera: Colletidae)". Records of the Western Australian Museum. 15: 719–728 [725]. Retrieved 2026-05-04.
- 1 2 3 4 "Species Euhesma (Euhesma) semaphore (Houston, 1992)". Australian Faunal Directory. Dept of Climate Change, Energy, the Environment and Water, Australia. 2026. Retrieved 2026-05-04.
