Tau Emerald
Female, ventral
Ellura
Tau Emerald
Pair Mating, rotated, male left
 
                      
Tau Emerald (Hemicordulia tau)Class: Animals (Animalia) - Jointed Legs (Arthropoda) - Insects (Insecta)
Order: Dragonflies (Odonata)
Family: Emerald Dragonfly (Epiprocta: Corduliidae)     iNaturalist Observation
Species: Tau Emerald (Hemicordulia tau)
This Photo:     Pair Mating, male above

Thank you Stephen Fricker for confirming the id of this species for us

General Species Information:
Found on Ellura (in the Murray Mallee, SA), the Adelaide Hills, the Riverland and elsewhere
Different to the Australian Emerald (H. australiae) in a few ways. The Tau has:
1. Orange leading wing veins & wing patch (pterostigma), rather than black
2. An orange spot at the end of it's tail (segment 10)
3. An inverted "T" on it's face (unfortunately we didn't capture this in the photo's, yet)

Copyright © 2016-2022 Brett & Marie Smith. All Rights Reserved. Photographed 06-Dec-2016
This species is an Australian Native Species, not listed in the SA Murray Mallee Survey of 2010.