Forest Darner (Austroaeschna pulchra)

Forest Darner (Austroaeschna pulchra)

Inhabits streams and rivers

© 2011 DECCW, NSW; 2021 Ian Endersby and DragonflyPix.com

• Telephlebiidae: Key couplet 1 of 37

• 
• ● No crossveins in median space

• Telephlebiidae: Key couplet 9 of 37

• 
• ○ Wings hyaline
  ● Two to four, occasionally five, cells in triangles and hypertriangles

• Telephlebiidae: Key couplet 11 of 37

• 
• ● Both wings with a single supplementary radial vein (Rspl)
  ● Posterior angle of hindwing triangle and 1A joined by a short crossvein

• Telephlebiidae: Key couplet 12 of 37

• 
• ● 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

• Telephlebiidae: Key couplet 13 of 37

• ○ Abdominal segments 9 and 10 and anal appendages largely dark brown or black

• Telephlebiidae: Key couplet 14 of 37

• 
  
• ● Synthorax in front of mesopleural suture with a single yellow or yellowish green stripe over virtually its entire length on each side and, commonly, a small spot of the same colour beside it, near its upper end
  ● Abdominal terga 3-8 (male) or 3-7 (female) with one pair of pale spots, widely separated at base of segment
  
  ⇒ genus: Austroaeschna

• Telephlebiidae: Key couplet 15 of 37

• 
• ● Male inferior appendage scoop-shaped, broad, when seen from above extending almost to inner base of superior appendage
  ● Hind corners of occipital triangle of female unarmed or with small, upright or diverging tooth on each side

• Telephlebiidae: Key couplet 16 of 37

• 
• ● Occiput large and predominantly pale
  ● Postoccipital lobes of female thin, finger-like, exceptionally missing
  ● Male superior anal appendages with tip asymmetrical
  
  ⇒ species: Forest Darner (Austroaeschna pulchra)