Tau emerald

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Tau emerald
Hemicordulia tau - Sandford.jpg
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Odonata
Family: Corduliidae
Genus: Hemicordulia
Species: H. tau
Binomial name
Hemicordulia tau
Selys, 1871

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

They are medium-sized dragonflies, reaching a body length of about 50 mm.[2]

Pair of adults mating


  1. ^ Günther Theischinger and John Hawking (2006). The Complete Field Guide To Dragonflies Of Australia. Collingwood, Victoria: CSIRO Publishing. p. 249. 
  2. ^ http://www.brisbaneinsects.com/brisbane_dragons/TMark.htm