Eusynthemis nigra is a species of dragonfly of the family Synthemistidae, known as the black tigertail. It is a medium-sized dragonfly with black and yellow markings. It inhabits streams in eastern Australia
Eusynthemis nigra appears similar to Eusynthemis brevistyla which is found in streams of south-eastern Australia.
Etymology The genus name Eusynthemis combines the Greek εὖ (eu, "well") with Synthemis, an existing genus of dragonflies, referring to a more developed form compared with other members of Synthemis.
The species name nigra is derived from the Latin niger ("black"), referring to the black abdomen.
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See also List of Odonata species of Australia
References