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Powdered Flatwing (Austroargiolestes calcaris)

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PhotoID: AusDa142. Powdered Flatwing (Austroargiolestes calcaris) - female
Powdered Flatwing (Austroargiolestes calcaris) ♀

1 / 10; PhotoID: AusDa142 20/12/2008 14:53 F8 1/250 180mm ISO200 Canon50D -Crop -Flash MF
Gilmore Creek, Gilmore, NSW [-35.334833°; 148.172700°]
PhotoID: AusDa143. Powdered Flatwing (Austroargiolestes calcaris) - female
Powdered Flatwing (Austroargiolestes calcaris) ♀

2 / 10; PhotoID: AusDa143 20/12/2008 14:53 F8 1/180 180mm ISO200 Canon50D -Crop -Flash MF
Gilmore Creek, Gilmore, NSW [-35.334833°; 148.172700°]
PhotoID: AusDa144. Powdered Flatwing (Austroargiolestes calcaris) - female
Powdered Flatwing (Austroargiolestes calcaris) ♀

3 / 10; PhotoID: AusDa144 20/12/2008 14:55 F5.6 1/350 180mm ISO200 Canon50D -Crop -Flash MF
Gilmore Creek, Gilmore, NSW [-35.334833°; 148.172700°]
PhotoID: AusDa145. Powdered Flatwing (Austroargiolestes calcaris) - female
Powdered Flatwing (Austroargiolestes calcaris) ♀

4 / 10; PhotoID: AusDa145 20/12/2008 14:57 F5.6 1/750 180mm ISO200 Canon50D -Crop -Flash MF
Gilmore Creek, Gilmore, NSW [-35.334833°; 148.172700°]
PhotoID: AusDa152. Powdered Flatwing (Austroargiolestes calcaris) - male
Powdered Flatwing (Austroargiolestes calcaris) ♂

5 / 10; PhotoID: AusDa152 22/12/2008 14:08 F5.6 1/180 180mm ISO200 Canon50D -Crop -Flash MF
Peak River, Kosciuszko NP, NSW
PhotoID: AusDa153. Powdered Flatwing (Austroargiolestes calcaris) - male
Powdered Flatwing (Austroargiolestes calcaris) ♂

6 / 10; PhotoID: AusDa153 22/12/2008 14:10 F5.6 1/125 180mm ISO200 Canon50D -Crop -Flash MF
Peak River, Kosciuszko NP, NSW
PhotoID: AusDa154. Powdered Flatwing (Austroargiolestes calcaris) - male
Powdered Flatwing (Austroargiolestes calcaris) ♂

7 / 10; PhotoID: AusDa154 22/12/2008 14:15 F5.6 1/180 180mm ISO200 Canon50D -Crop -Flash MF
Peak River, Kosciuszko NP, NSW
PhotoID: AusDa166. Powdered Flatwing (Austroargiolestes calcaris) - female
Powdered Flatwing (Austroargiolestes calcaris) ♀

8 / 10; PhotoID: AusDa166 25/12/2008 18:12 F5.6 1/180 180mm ISO400 Canon50D -Crop -Flash MF
Sawpit Creek, Kosciuszko NP, NSW
PhotoID: AusDa167. Powdered Flatwing (Austroargiolestes calcaris) - male
Powdered Flatwing (Austroargiolestes calcaris) ♂

9 / 10; PhotoID: AusDa167 25/12/2008 18:13 F5.6 1/350 180mm ISO400 Canon50D -Crop -Flash MF
Sawpit Creek, Kosciuszko NP, NSW
PhotoID: AusDa168. Powdered Flatwing (Austroargiolestes calcaris) - female
Powdered Flatwing (Austroargiolestes calcaris) ♀

10 / 10; PhotoID: AusDa168 25/12/2008 18:17 F5.6 1/500 180mm ISO400 Canon50D -Crop -Flash MF
Sawpit Creek, Kosciuszko NP, NSW

Powdered Flatwing (Austroargiolestes calcaris)

Australian distribution of Austroargiolestes calcaris

Inhabits streams, deep pools and boggy seepages

© 2011 DECCW, NSW and DragonflyPix.com

  • Megapodagrionidae: Key couplet 1 of 31

  • couplet drawing
  • ○ Smaller, with abdomen shorter than 42 mm, hindwings shorter than 35 mm
    ● Fewer than 27 postnodals
b ↑
  • Megapodagrionidae: Key couplet 2 of 31

  • couplet drawingcouplet drawing
  • ● Generally three or more cells, rarely two in discoidal field between discoidal cell and level of subnodus
    ● Male superior anal appendages with ventral spur

    ⇒ genus: Austroargiolestes
a ↑
  • Megapodagrionidae: Key couplet 3 of 31

  • couplet drawing
  • ● Anterior frons, clypeus and labrum dark greenish brown to black
b ↑
  • Megapodagrionidae: Key couplet 6 of 31

  • couplet drawing
    couplet drawingcouplet drawing
  • ● Median part to much of front of synthorax dark brown to black with pale to yellowish brown humeral stripe on each side, sometimes pruinescent
b ↑
  • Megapodagrionidae: Key couplet 7 of 31

  • couplet drawing
  • ● Humeral stripe not widened at upper end
b ↑
  • Megapodagrionidae: Key couplet 9 of 31

  • couplet drawingcouplet drawing
  • ● Superior anal appendages with tip of ventral spur visible from above
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  • Megapodagrionidae: Key couplet 9 of 31

  • couplet drawing
  • ● Superior anal appendages with ventral spur not visible from above
b ↑
  • Megapodagrionidae: Key couplet 10 of 31

  • couplet drawing
  • ● Distal end of inner marginal ridge of superior appendages ending in sharp point above ventral spur

    ⇒ species: Powdered Flatwing (Austroargiolestes calcaris) (some)
a ↑
  • Megapodagrionidae: Key couplet 12 of 31

  • couplet drawingcouplet drawing
  • ● Distal end of inner marginal ridge of superior appendages ending in sharp point above ventral spur

    ⇒ species: Powdered Flatwing (Austroargiolestes calcaris) (some)
a ↑
  • Megapodagrionidae: Key couplet 14 of 31

  • couplet drawing
    couplet drawingcouplet drawing
  • ● Median part to much of front of synthorax dark brown to black, with pale to red-brown humeral stripe on each side, sometimes pruinescent
b ↑
  • Megapodagrionidae: Key couplet 15 of 31

  • couplet drawing
  • ● Pale stripe in front of mesopleural suture constricted near upper end, then broadened at tip, not obscured by pruinescence
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  • Megapodagrionidae: Key couplet 17 of 31

  • couplet drawing
  • ● Outer face of mandible largely pale
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  • Megapodagrionidae: Key couplet 18 of 31

  • couplet drawingcouplet drawing
    couplet drawingcouplet drawing
  • ● Uppermost point of mesanepisternal part of humeral stripe at mesopleural suture, the upper part of stripe thus appearing acutely tapered
    ● Sometimes obscured by pruinescence
b ↑
  • Megapodagrionidae: Key couplet 20 of 31

  • ○ Ratio between length of hindwing and length of metafemur approximately 4.3 (range 4.0-4.6)
    ○ Mature adults with front of synthorax strongly pruinescent
b ↑
  • Megapodagrionidae: Key couplet 21 of 31

  • ○ Pterostigma of mature adults brown to black
    ○ South-eastern New South Wales (south of Hunter River), Victoria

    ⇒ species: Powdered Flatwing (Austroargiolestes calcaris)
a ↑