Tau emerald

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Tau emerald
Hemicordulia tau - Sandford.jpg
Scientific classification e
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Odonata
Infraorder: Anisoptera
Family: Corduliidae
Genus: Hemicordulia
Species: H. tau
Binomial name
Hemicordulia tau
(Selys, 1871)[1]

The tau emerald (Hemicordulia tau), is a species of dragonfly in the family Corduliidae.[2] It is found in all parts of Australia except northern Queensland and north-western Western Australia.[3] The species was first described by Edmond de Sélys Longchamps in 1871.[1]

The tau emerald is a medium-sized dragonfly, reaching a body length of about 50 mm.[4]

Pair of adults mating


  1. ^ a b 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. 
  2. ^ "Species Hemicordulia tau (Selys, 1871)". Australian Faunal Directory. Australian Biological Resources Study. 2012. Retrieved 28 January 2017. 
  3. ^ Günther Theischinger and John Hawking (2006). The Complete Field Guide To Dragonflies Of Australia. Collingwood, Victoria: CSIRO Publishing. p. 249. 
  4. ^ http://www.brisbaneinsects.com/brisbane_dragons/TMark.htm