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Sydney Mountain Darner (Austroaeschna obscura)

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PhotoID: AusDr128. Sydney Mountain Darner (Austroaeschna obscura) - male
Sydney Mountain Darner (Austroaeschna obscura) ♂

1 / 10; PhotoID: AusDr128 30/12/2008 11:03 F8 1/350 180mm ISO200 Canon50D -Crop -Flash MF
West Rim Walk at Fitzroy Falls, Morton NP, NSW [-34.648217°; 150.479600°]
PhotoID: AusDr129. Sydney Mountain Darner (Austroaeschna obscura) - male
Sydney Mountain Darner (Austroaeschna obscura) ♂

2 / 10; PhotoID: AusDr129 30/12/2008 11:04 F8 1/350 180mm ISO200 Canon50D -Crop -Flash MF
West Rim Walk at Fitzroy Falls, Morton NP, NSW [-34.648217°; 150.479600°]
PhotoID: AusDr130. Sydney Mountain Darner (Austroaeschna obscura) - male
Sydney Mountain Darner (Austroaeschna obscura) ♂

3 / 10; PhotoID: AusDr130 30/12/2008 11:05 F8 1/250 180mm ISO200 Canon50D -Crop -Flash MF
West Rim Walk at Fitzroy Falls, Morton NP, NSW [-34.648217°; 150.479600°]
PhotoID: AusDr153. Sydney Mountain Darner (Austroaeschna obscura) - male
Sydney Mountain Darner (Austroaeschna obscura) ♂

4 / 10; PhotoID: AusDr153 01/01/2009 15:53 F5.6 1/125 180mm ISO400 Canon50D -Crop -Flash MF
Barren Grounds Nature Reserve, NSW [-34.669300°; 150.710883°]
PhotoID: AusDr154. Sydney Mountain Darner (Austroaeschna obscura) - male
Sydney Mountain Darner (Austroaeschna obscura) ♂

5 / 10; PhotoID: AusDr154 01/01/2009 16:02 F5.6 1/45 180mm ISO400 Canon50D -Crop -Flash MF
Barren Grounds Nature Reserve, NSW [-34.669300°; 150.710883°]
PhotoID: AusDr155. Sydney Mountain Darner (Austroaeschna obscura) - male
Sydney Mountain Darner (Austroaeschna obscura) ♂

6 / 10; PhotoID: AusDr155 01/01/2009 16:06 F5.6 1/45 180mm ISO400 Canon50D -Crop -Flash MF
Barren Grounds Nature Reserve, NSW [-34.669300°; 150.710883°]
PhotoID: AusDr330. Sydney Mountain Darner (Austroaeschna obscura) - male
Sydney Mountain Darner (Austroaeschna obscura) ♂

7 / 10; PhotoID: AusDr330 30/11/2011 11:11 F8 1/160 180mm ISO400 Canon7D -Crop -Flash MF
McCarrs Creek, Ku-Ring-Gai Chase NP, NSW [-33.662900°; 151.250733°]
PhotoID: AusDr331. Sydney Mountain Darner (Austroaeschna obscura) - male
Sydney Mountain Darner (Austroaeschna obscura) ♂

8 / 10; PhotoID: AusDr331 30/11/2011 11:27 F8 1/200 180mm ISO200 Canon7D -Crop -Flash MF
McCarrs Creek, Ku-Ring-Gai Chase NP, NSW [-33.662900°; 151.250733°]
PhotoID: AusDr332. Sydney Mountain Darner (Austroaeschna obscura) - male
Sydney Mountain Darner (Austroaeschna obscura) ♂

9 / 10; PhotoID: AusDr332 30/11/2011 11:30 F8 1/320 180mm ISO400 Canon7D -Crop -Flash MF
McCarrs Creek, Ku-Ring-Gai Chase NP, NSW [-33.662900°; 151.250733°]
PhotoID: AusDr333. Sydney Mountain Darner (Austroaeschna obscura) - male
Sydney Mountain Darner (Austroaeschna obscura) ♂

10 / 10; PhotoID: AusDr333 30/11/2011 11:31 F8 1/250 180mm ISO400 Canon7D -Crop -Flash MF
McCarrs Creek, Ku-Ring-Gai Chase NP, NSW [-33.662900°; 151.250733°]

Sydney Mountain Darner (Austroaeschna obscura)

Australian distribution of Austroaeschna obscura

Inhabits rivers, streams, temporary streams and streams that dry to pools

© 2011 DECCW, NSW and DragonflyPix.com

  • Telephlebiidae: Key couplet 1 of 37

  • couplet drawing
  • ● No crossveins in median space
b ↑
  • Telephlebiidae: Key couplet 9 of 37

  • couplet drawing
  • ○ Wings hyaline
    ● Two to four, occasionally five, cells in triangles and hypertriangles
b ↑
  • Telephlebiidae: Key couplet 11 of 37

  • couplet drawingcouplet drawing
  • ● Both wings with a single supplementary radial vein (Rspl)
    ● Posterior angle of hindwing triangle and 1A joined by a short crossvein
b ↑
  • Telephlebiidae: Key couplet 12 of 37

  • couplet drawingcouplet drawing
  • ● Male with three or fewer, or without, distinct longitudinal dorsal ridges on segment 10
    ○ Anal appendages of female shorter than to slightly longer than segment 10
    ● Supra-anal plate rounded to subtriangular

    ⇒ genus: Austroaeschna and Dromaeschna
a ↑
  • Telephlebiidae: Key couplet 13 of 37

  • ○ Abdominal segments 9 and 10 and anal appendages largely dark brown or black
b ↑
  • Telephlebiidae: Key couplet 14 of 37

  • couplet drawingcouplet drawingcouplet drawing
    couplet drawingcouplet drawing
    couplet drawing
    couplet drawingcouplet drawing
  • ● Front of synthorax with one or two pale stripes over virtually the entire length on each side, or pale patches with or without a long pale stripe
    ● Abdominal terga 3-8 either lacking basal pale marks, or with both basal and central or distal marks

    ⇒ genus: Austroaeschna and Dromaeschna
b ↑
  • Telephlebiidae: Key couplet 17 of 37

  • couplet drawingcouplet drawingcouplet drawing
  • ● Side of synthorax with either unequal, pale stripes or pale patches on a dark background
b ↑
  • Telephlebiidae: Key couplet 18 of 37

  • couplet drawing
  • ● Top of frons black with pair of pale spots isolated from pale patch at side of anterior frons by broad to tenuous black band
a ↑
  • Telephlebiidae: Key couplet 19 of 37

  • couplet drawing
  • ● Anterior frons black or dark brown, pale at sides
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  • Telephlebiidae: Key couplet 20 of 37

  • ○ Meso- and metafemur reddish brown, with or without black tip
b ↑
  • Telephlebiidae: Key couplet 23 of 37

  • couplet drawing
  • ● Antehumeral stripes reduced to short, narrow, slightly curved lines and small patches
b ↑
  • Telephlebiidae: Key couplet 25 of 37

  • couplet drawing
  • ● Anterodorsal spots on abdominal terga 3 and 4 generally much reduced or absent, and on 5-7, lacking

    ⇒ species: Sydney Mountain Darner (Austroaeschna obscura)
a ↑