Conehead Darner (Austroaeschna subapicalis)

Conehead Darner (Austroaeschna subapicalis)

Inhabits montane streams

© 2011 DECCW, NSW 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

• 
  
  
  
• ● 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

• Telephlebiidae: Key couplet 17 of 37

• 
• ● Side of synthorax with either unequal, pale stripes or pale patches on a dark background

• Telephlebiidae: Key couplet 18 of 37

• 
• ● Top of frons dark brown to black in centre and along anterior and posterior margins, otherwise pale, broadly continuous with pale lateral patch at side of anterior frons

• Telephlebiidae: Key couplet 28 of 37

• 
• ● Postgenae immediately behind eye-margin black, with bright yellow or brown mark near lateral notch
  ● Front of synthorax with pale, often ill-defined patches on dull blackish brown background

• Telephlebiidae: Key couplet 34 of 37

• 
• ● Hind margin of occipital triangle markedly convex, that of female flanked by rounded tooth of variable length
  
  ⇒ species: Conehead Darner (Austroaeschna subapicalis)