Hemicordulia tau

Tau Emerald at Acton, ACT

Hemicordulia tau at Acton, ACT - 2 Oct 2022
Hemicordulia tau at Acton, ACT - 2 Oct 2022
Hemicordulia tau at Acton, ACT - 2 Oct 2022
Hemicordulia tau at Acton, ACT - 2 Oct 2022
Hemicordulia tau at Acton, ACT - 2 Oct 2022
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Identification history

Hemicordulia tau 6 Oct 2022 HarveyPerkins
Unidentified 5 Oct 2022 TimL

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User's notes

Behind the dragonfly's head in the fifth image, the circular, yellow-coloured anterior thoracic spiracle valve can just be seen, and is in the closed position. I understand this is the spiracle that provides oxygen for the dragonfly's head and the wing muscles. Thanks to Marcus for the initial sighting of this dragonfly at rest at ANBG.

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Nearby sightings

Page 2 of 5 - image sightings only

Idaea philocosma (Flecked Wave) at Acton, ACT - 14 Mar 2021 by Roger
Amphibolurus muricatus (Jacky Lizard) at Downer, ACT - 5 Mar 2021 by TimL
Didymoctenia exsuperata (Thick-lined Bark Moth) at Downer, ACT - 3 Mar 2021 by Roger
Asura lydia (Lydia Lichen Moth) at Acton, ACT - 3 Mar 2021 by WHall
Paropsisterna m-fuscum (Eucalyptus Leaf Beetle) at Downer, ACT - 3 Mar 2021 by WHall
Cadmus (Cadmus) luctuosus (Leaf beetle) at Downer, ACT - 21 Feb 2021 by TimL
Tapeigaster argyrospila (Fungus fly) at Downer, ACT - 16 Feb 2021 by Roger
Cermatulus nasalis (Predatory shield bug, Glossy shield bug) at Downer, ACT - 12 Feb 2021 by TimL
Graphium macleayanum (Macleay's Swallowtail) at Watson, ACT - 7 Feb 2021 by Christine
Rayieria acaciae (Acacia-spotting bug) at Watson, ACT - 5 Feb 2021 by TimL
Chauliognathus tricolor (Tricolor soldier beetle) at Acton, ACT - 3 Feb 2021 by WHall
Backobourkia sp. (genus) (An orb weaver) at Acton, ACT - 3 Feb 2021 by WHall
Netelia sp. (genus) (An Ichneumon wasp) at Acton, ACT - 27 Jan 2021 by Roger
Hylaeus sp. (genus) (A masked bee) at Downer, ACT - 21 Jan 2021 by PeterA
Hylaeus (Prosopisteron) littleri (Hylaeine colletid bee) at Downer, ACT - 19 Jan 2021 by PeterA
Tettigoniidae (family) (Unidentified katydid) at Acton, ACT - 10 Jan 2021 by Roger
Araneus circulissparsus (species group) (Speckled Orb-weaver) at Acton, ACT - 10 Jan 2021 by Roger
Neorrhina punctata (Spotted flower chafer) at Acton, ACT - 10 Jan 2021 by Roger
Crypsiphona ocultaria (Red-lined Looper Moth) at Acton, ACT - 10 Jan 2021 by Roger
Chalcididae (family) (Unidentified chalcid wasp) at Acton, ACT - 8 Jan 2021 by TimL
Carphurus sp. (genus) (Soft-winged flower beetle) at Acton, ACT - 7 Jan 2021 by TimL
Arrade destituta (Arrade destituta) at Acton, ACT - 30 Dec 2020 by Roger
Zosteria rosevillensis (A robber fly) at Acton, ACT - 27 Dec 2020 by TimL
Phoracantha semipunctata (Common Eucalypt Longicorn) at Acton, ACT - 18 Dec 2020 by TimL
Stephanopis sp. (genus) (Knobbly crab spider) at Acton, ACT - 18 Dec 2020 by TimL
Rutilia sp. (genus) (A Rutilia bristle fly, subgenus unknown) at Acton, ACT - 15 Dec 2020 by TimL
Stratiomyidae (family) (Soldier fly) at Acton, ACT - 11 Dec 2020 by TimL
Rutilia (Rutilia) sp. (genus & subgenus) (Bristle fly) at Acton, ACT - 8 Dec 2020 by Roger
Entomophthora sp. (genus) (Puppeteer Fungus) at Acton, ACT - 8 Dec 2020 by TimL
Zosteria rosevillensis (A robber fly) at Acton, ACT - 8 Dec 2020 by TimL
Papilio anactus (Dainty Swallowtail) at Acton, ACT - 6 Dec 2020 by TimL
Mutillidae (family) (Unidentified Mutillid wasp or velvet ant) at Acton, ACT - 5 Dec 2020 by TimL
Thereutria amaraca (Spine-legged Robber Fly) at Acton, ACT - 4 Dec 2020 by TimL
Scaptia sp. (genus) (March fly) at Acton, ACT - 4 Dec 2020 by TimL
Brunotartessus fulvus (Yellow-headed Leafhopper) at Acton, ACT - 4 Dec 2020 by TimL
Scaptia sp. (genus) (March fly) at Acton, ACT - 4 Dec 2020 by TimL
Pseudonaja textilis (Eastern Brown Snake) at Acton, ACT - 2 Dec 2020 by HelenCross
Scaptia (Scaptia) auriflua (A flower-feeding march fly) at Acton, ACT - 1 Dec 2020 by TimL
Coryphistes ruricola (Bark-mimicking Grasshopper) at Acton, ACT - 1 Dec 2020 by TimL
Halone coryphoea (Eastern Halone moth) at Acton, ACT - 30 Nov 2020 by RodDeb
Servaea incana (Hoary Servaea) at Acton, ACT - 30 Nov 2020 by RodDeb
Arkys walckenaeri (Triangle spider) at Acton, ACT - 28 Nov 2020 by TimL
Geron sp. (genus) (Slender Bee Fly) at Acton, ACT - 24 Nov 2020 by TimL
Psaltoda moerens (Redeye cicada) at Acton, ACT - 23 Nov 2020 by Roger
Pogona barbata (Eastern Bearded Dragon) at Acton, ACT - 21 Nov 2020 by TimL
Entomophthora sp. (genus) (Puppeteer Fungus) at Acton, ACT - 21 Nov 2020 by TimL
Eolophus roseicapilla (Galah) at Acton, ACT - 18 Nov 2020 by Cpiiroinen
Pogona barbata (Eastern Bearded Dragon) at Acton, ACT - 15 Nov 2020 by GlenGard
Prosena sp. (genus) (A bristle fly) at Acton, ACT - 8 Nov 2020 by Roger
Lasioglossum (Parasphecodes) sp. (genus & subgenus) (Halictid bee) at Acton, ACT - 2 Nov 2020 by TimL
Euomma lateralis (Comb-clawed beetle) at Acton, ACT - 2 Nov 2020 by Roger
Pogona barbata (Eastern Bearded Dragon) at Downer, ACT - 29 Oct 2020 by TimL
Hemicistela discoidalis (Comb-clawed beetle) at Acton, ACT - 27 Oct 2020 by Roger
Servaea sp. (genus) (Unidentified Servaea jumping spider) at Acton, ACT - 23 Oct 2020 by TimL
Commius elegans (Cherry Ballart Shield Bug) at Acton, ACT - 23 Oct 2020 by TimL
Ichneumonidae (family) (Unidentified ichneumon wasp) at Downer, ACT - 20 Oct 2020 by TimL
Bibionidae (family) (Bibionid fly) at Acton, ACT - 19 Oct 2020 by TimL
Lasioglossum (Homalictus) sp. (genus & subgenus) (Furrow Bee) at Acton, ACT - 15 Oct 2020 by PeterA
Servaea incana (Hoary Servaea) at Acton, ACT - 13 Oct 2020 by TimL
Socca pustulosa (Knobbled Orbweaver) at Acton, ACT - 8 Oct 2020 by Roger
Philoponella congregabilis (Social house spider) at Acton, ACT - 4 Oct 2020 by TimL
Cadmus (Cadmus) gigas (Leaf beetle) at Acton, ACT - 2 Oct 2020 by TimL
Aphididae (family) (Unidentified aphid) at Acton, ACT - 22 Sep 2020 by Tim L
Morethia boulengeri (Boulenger's Skink) at Acton, ACT - 1 Sep 2020 by HelenCross
Camponotus consobrinus (Banded sugar ant) at Acton, ACT - 14 Aug 2020 by TimL
Platygastridae (family) (Platygastrid wasp) at Acton, ACT - 11 Aug 2020 by TimL
Eolophus roseicapilla (Galah) at Acton, ACT - 31 Jul 2020 by Alison Milton
Alcaeus varicornis (Acacia shield bug) at Acton, ACT - 28 Jul 2020 by TimL
Acanthiza pusilla (Brown Thornbill) at Acton, ACT - 3 Jul 2020 by Christine
Dacelo novaeguineae (Laughing Kookaburra) at Hackett, ACT - 22 Jun 2020 by MatthewFrawley
Technomyrmex sp. (genus) at Acton, ACT - 19 Jun 2020 by TimL
Trombidiidae (family) (Red velvet mite) at Hackett, ACT - 12 Jun 2020 by TimL
Intellagama lesueurii howittii (Gippsland Water Dragon) at Hackett, ACT - 12 Jun 2020 by TimL
Zanda funerea (Yellow-tailed Black-Cockatoo) at Acton, ACT - 28 May 2020 by Alison Milton
Chalcidoidea (superfamily) (A gall wasp or Chalcid wasp) at Hackett, ACT - 17 Mar 2020 by TimL
Holoplatys planissima (Common ultraflat jumping spider, Grooved jumping spider) at Hackett, ACT - 10 Mar 2020 by TimL
Platybrachys sp. (genus) (A gum hopper) at Acton, ACT - 10 Mar 2020 by TimL
Megachile (Eutricharaea) maculariformis (Gold-tipped leafcutter bee) at Hackett, ACT - 1 Mar 2020 by redsnow
Iridomyrmex sp. (genus) (Ant) at Hackett, ACT - 25 Feb 2020 by TimL
Myrmecia piliventris (Golden tail bull ant) at Hackett, ACT - 18 Jan 2020 by TimL
Apis mellifera (European honey bee) at Hackett, ACT - 17 Jan 2020 by TimL
Zosteria rosevillensis (A robber fly) at Acton, ACT - 15 Jan 2020 by TimL
Monophlebulus sp. (genus) (Giant Snowball Mealybug) at Hackett, ACT - 14 Jan 2020 by TimL
Stenocotis depressa (Leafhopper) at Acton, ACT - 27 Dec 2019 by TimL
Pogona barbata (Eastern Bearded Dragon) at Hackett, ACT - 27 Dec 2019 by TimL
Melanacanthus scutellaris (Small brown bean bug) at Acton, ACT - 17 Dec 2019 by TimL
Brunotartessus fulvus (Yellow-headed Leafhopper) at Acton, ACT - 17 Dec 2019 by TimL
Arkys walckenaeri (Triangle spider) at Acton, ACT - 17 Dec 2019 by TimL
Cadmus sp. (genus) (Unidentified Cadmus leaf beetle) at Acton, ACT - 17 Dec 2019 by TimL
Dicranolaius bellulus (Red and Blue Pollen Beetle) at Hackett, ACT - 7 Dec 2019 by TimL
Rhinotia bidentata (Two-spot Rhinotia weevil) at Acton, ACT - 6 Dec 2019 by TimL
Pogona barbata (Eastern Bearded Dragon) at Acton, ACT - 6 Dec 2019 by TimL
Pogona barbata (Eastern Bearded Dragon) at Acton, ACT - 3 Dec 2019 by TimL
Cerdistus sp. (genus) (Yellow Slender Robber Fly) at Acton, ACT - 2 Dec 2019 by TimL
Tiphiidae (family) (Unidentified Smooth flower wasp) at Acton, ACT - 2 Dec 2019 by TimL
Tiphiidae (family) (Unidentified Smooth flower wasp) at Hackett, ACT - 2 Dec 2019 by TimL
Aporocera (Aporocera) scabrosa (Leaf beetle) at Hackett, ACT - 1 Dec 2019 by TimL
Siphanta acuta (Green planthopper, Torpedo bug) at Hackett, ACT - 1 Dec 2019 by TimL
Heteropsilopus sp. (genus) (A long legged fly) at Hackett, ACT - 1 Dec 2019 by Christine
Dicranolaius bellulus (Red and Blue Pollen Beetle) at Hackett, ACT - 1 Dec 2019 by Christine

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Location information

Sighting information

  • 1 Abundance
  • 2 Oct 2022 01:31 PM Recorded on
  • TimL Recorded by

Additional information

  • 50mm or larger Animal size

Species information

Record quality

  • Images or audio
  • More than one media file
  • Confirmed by an expert moderator
  • Nearby sighting(s) of same species
  • GPS evidence of location
  • Description
  • Additional attributes
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