Tau emerald

Tau emerald
Male
Female
Scientific classification
Kingdom:Animalia
Phylum:Euarthropoda
Class:Insecta
Order:Odonata
Infraorder:Anisoptera
Family:Corduliidae
Genus:Hemicordulia
Species: H. tau
Binomial name
Hemicordulia tau
(Selys, 1871)[2]

The tau emerald (Hemicordulia tau) is a species of dragonfly in the family Corduliidae.[3] It is found in all parts of Australia except northern Queensland and north-western Western Australia.[4] The species was first described by Edmond de Sélys Longchamps in 1871.[2]

The tau emerald is a medium-sized, black and yellow dragonfly with long legs,[5] reaching a body length of about 50 mm.[6] In both males and females the inboard edge of the hindwing is rounded.[5]

References

  1. ↑ Dow, R.A. (2017). "Hemicordulia tau". IUCN Red List of Threatened Species. IUCN. 2017: e.T83306426A83375516. doi:10.2305/IUCN.UK.2017-1.RLTS.T83306426A83375516.en. Retrieved 15 December 2017.
  2. 1 2 Selys-Longchamps, Edmond (1871). "Synopsis des Cordulines". Bulletin de la Classe des Science, Academie Royale de Belgique. 2 (in French). 31: 256 – via Biodiversity Heritage Library.
  3. ↑ "Species Hemicordulia tau (Selys, 1871)". Australian Faunal Directory. Australian Biological Resources Study. 2012. Retrieved 28 January 2017.
  4. ↑ Günther Theischinger and John Hawking (2006). The Complete Field Guide To Dragonflies Of Australia. Collingwood, Victoria: CSIRO Publishing. p. 249.
  5. 1 2 Watson, J.A.L.; Theischinger, G.; Abbey, H.M. (1991). The Australian Dragonflies: A Guide to the Identification, Distributions and Habitats of Australian Odonata. Melbourne: CSIRO. ISBN 0643051368.
  6. ↑ http://www.brisbaneinsects.com/brisbane_dragons/TMark.htm
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