Lathrecista asiatica festa

Australasian Slimwing (Lathrecista asiatica festa)

Inhabits streams and rivers and riverine lagoons and swamps

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

• Libellulidae: Key couplet 1 of 67

• 
• ● Distal antenodal of forewing incomplete, only the costal section present

• Libellulidae: Key couplet 35 of 67

• 
• ● Hindwing triangle free

• Libellulidae: Key couplet 39 of 67

• ○ Not as above

• Libellulidae: Key couplet 40 of 67

• 
• ● Base of hindwing triangle at or slightly proximal to arculus

• Libellulidae: Key couplet 41 of 67

• 
• ● Tip of anal loop closed, the bounding veins meeting midvein one row of cells away from wing margin

• Libellulidae: Key couplet 45 of 67

• 
• ● Subtriangle of forewing with one to three cells, its basal side well-defined

• Libellulidae: Key couplet 45 of 67

• 
• ● Basal side of forewing subtriangle poorly defined
  ● If recognisable, containing more than three cells

• Libellulidae: Key couplet 46 of 67

• ○ Smaller dragonflies, hindwing shorter than 38 mm

• Libellulidae: Key couplet 47 of 67

• 
• ● Discoidal field of forewing containing three rows of cells, occasionally four, between triangle and level of origin of IR3

• Libellulidae: Key couplet 48 of 67

• 
• ● Arculus situated between second and third antenodal crossveins
  ○ Male abdomen orange-red with black tip
  
  ⇒ species: Australian Slimwing (Lathrecista asiatica festa) (part)

• Libellulidae: Key couplet 56 of 67

• ○ Wing membrane hyaline or yellow, with, at most, dark markings at extreme wing tip, beyond pterostigma

• Libellulidae: Key couplet 57 of 67

• ○ Abdomen brownish yellow to orange red, with black markings on some segments

• Libellulidae: Key couplet 58 of 67

• 
• ● Arculus situated between second and third antenodal crossveins
  ○ Male abdomen orange-red with black tip
  
  ⇒ species: Australian Slimwing (Lathrecista asiatica festa) (part)