Tau emerald
| Tau emerald | |
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| Male | |
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| Female | |
| Scientific classification | |
| Kingdom: | Animalia |
| Clade: | Euarthropoda |
| Class: | Insecta |
| Order: | Odonata |
| Infraorder: | Anisoptera |
| Family: | Corduliidae |
| Genus: | Hemicordulia |
| Species: | H. tau |
| Binomial name | |
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Hemicordulia tau (Selys, 1871) |
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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. The species was first described by Edmond de Sélys Longchamps in 1871.
The tau emerald is a medium-sized, black and yellow dragonfly with long legs, reaching a body length of about 50 mm. In both males and females the inboard edge of the hindwing is rounded.
In flight
Female
Female
Male
Mating pair
Female wings
Male wings
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Wikipedia