Copyright: Per Hoffmann Olsen

Cordulegaster bidentata (Selys, 1843)

 

  • English: Sombre Goldenring
  • German/Austrian: Gestreifte Quelljungfer
  • Danish:
  • Image: 1920x1080
  • Location: Austria, Niederösterreich, Ober-Danegg, Hohlweg
  • Date: 19/06/2003
  • Copyright: Per Hoffmann Olsen
  • Camera: Canon EOS 500N
  • Lens: Sigma 180mm Macro with 25 mm Extension Tube

 

Identification Help

The root triangle on the backwings only have 3 cells instead of 5, which makes it C. bidentata instead of C. boltonii.

Cordulegaster_bidentata_G_0603C.jpg

On the C. boltonii the triangle behind the eyes is yellow instead of here black.

More information here: http://www.natur-in-nrw.de/HTML/Tiere/Insekten/Libellen/TL-25.html (in German)

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