Ischnura heterosticta

Common Bluetail (Ischnura heterosticta)

Inhabits still and sluggish waters, including temporary ponds

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

• Coenagrionidae: Key couplet 1 of 54

• ○ Damselflies without this combination of characters

• Coenagrionidae: Key couplet 14 of 54

• 
• ● Anal vein leaving wing margin well basal to the level of Ac in both wings, so there is a basal segment of anal vein about the same length as Ac

• Coenagrionidae: Key couplet 15 of 54

• ○ Hindwing shorter than 22 mm

• Coenagrionidae: Key couplet 28 of 54

• 
• ● Central part of posterior lobe of pronotum low, rounded, not produced into prominent tongue

• Coenagrionidae: Key couplet 29 of 54

• 
• ○ Abdominal segment 3-5 of male either dark brown to black or orange-red above
  ● Female with ventral spine on apex of abdominal segment 8
  
  ⇒ genus: Ischnura

• Coenagrionidae: Key couplet 30 of 54

• 
• ● Postocular spots present

• Coenagrionidae: Key couplet 31 of 54

• ○ Hindwing more than 14 mm long
  ○ Male substantially blue and black, the abdomen not red
  
  ⇒ species: Common Bluetail (Ischnura heterosticta)