Hemicordulia tauCommon name: Tau Emerald
Description: There are dark markings on the upper surface of the yellow abdominal segments.
Notes: The larvae inhabit pools, lakes and ponds. The adults are vagrants.
References: Identification courtesy of Wes Bancroft.
The Complete Field Guide to Dragonflies of Australia. Günther Theischinger and John Hawking. 2006