DragonflyPix

Top End Hawk (Austrocordulia territoria)

The Top End Hawk (Austrocordulia territoria) is a dragonfly species of the family Austrocorduliidae, which contains 11 species in Australia.

The identification key to the family Austrocorduliidae consists of 10 couplets, 4 of which are pertinent to Austrocordulia territoria. Click on the numbers on the right to display the corresponding couplets. Or click on the ALLin1 button to see all the relevant couplets together in a single, scrollable window.

#FamilySpeciesCouplet No.
 AustrocorduliidaeTop End Hawk
(Austrocordulia territoria)
  • Austrocorduliidae: Key couplet 1 of 10

  • couplet drawingcouplet drawing
  • ● Two, occasionally more, cu-a in hindwing, or, costal side of hindwing triangle approximately twice as long as proximal side and discoidal field of hindwing beginning with one row of cells
  • b ↑
  • Austrocorduliidae: Key couplet 2 of 10

  • couplet drawing
  • ● One cu-a in hindwing

    ⇒ genus: Austrocordulia
  • a ↑
  • Austrocorduliidae: Key couplet 3 of 10

  • couplet drawingcouplet drawing
  • ● Side of synthorax black with yellow stripes
  • b ↑
  • Austrocorduliidae: Key couplet 4 of 10

  • couplet drawing
  • ● Synthorax with three yellow lateral stripes

    ⇒ species: Top End Hawk (Austrocordulia territoria)
  • b ↑
1  
  • Austrocorduliidae: Key couplet 1 of 10

  • couplet drawingcouplet drawing
  • ● Only one cu-a in hindwing
    ● Costal side of hindwing triangle up to 1.7 times the length of proximal side and discoidal side of hindwing beginning with two rows of cells

    ⇒ species: Orange Streamcruiser (Hesperocordulia berthoudi)
a ↑
b ↓
  • couplet drawingcouplet drawing
  • ● Two, occasionally more, cu-a in hindwing, or, costal side of hindwing triangle approximately twice as long as proximal side and discoidal field of hindwing beginning with one row of cells

2  
  • Austrocorduliidae: Key couplet 2 of 10

  • couplet drawing
  • ● One cu-a in hindwing

    ⇒ genus: Austrocordulia
a ↑
b ↓
  • couplet drawing
  • ● Two, occasionally more, cu-a in hindwing

3  
  • Austrocorduliidae: Key couplet 3 of 10

  • ○ Side of synthorax unicolorous, brown

    ⇒ species: Eastern Hawk (Austrocordulia refracta)
a ↑
b ↓
  • couplet drawingcouplet drawing
  • ● Side of synthorax black with yellow stripes

4  
  • Austrocorduliidae: Key couplet 4 of 10

  • couplet drawing
  • ● Synthorax with two yellow lateral stripes

    ⇒ species: Sydney Hawk (Austrocordulia leonardi)
a ↑
b ↓
  • couplet drawing
  • ● Synthorax with three yellow lateral stripes

    ⇒ species: Top End Hawk (Austrocordulia territoria)

Australian distribution