Rosy Skimmer (Orthetrum migratum)

Rosy Skimmer (Orthetrum migratum)

Inhabits streams, boggy seepages, riverine pools and swamps

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

• Libellulidae: Key couplet 1 of 67

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• ● Distal antenodal of forewing complete, both costal and subcostal sections present

• Libellulidae: Key couplet 2 of 67

• 
• ● Anal loop present

• Libellulidae: Key couplet 9 of 67

• 
• ● Anal loop well developed, generally stocking-shaped, usually closed at tip

• Libellulidae: Key couplet 14 of 67

• ○ Not as above

• Libellulidae: Key couplet 15 of 67

• 
• ● Base of hindwing triangle at or proximal to arculus
  ○ Top of frons, if metallic, dully so

• Libellulidae: Key couplet 20 of 67

• ○ Smaller dragonflies, hindwing up to 40 mm long
  ○ Wings patterned or hyaline

• Libellulidae: Key couplet 21 of 67

• 
• ● Subtriangle of forewing with three or more cells

• Libellulidae: Key couplet 24 of 67

• 
• ● Forewing triangle crossed

• Libellulidae: Key couplet 27 of 67

• ○ Hind margin of eye uniformly curved

• Libellulidae: Key couplet 28 of 67

• 
• ● Some double cells between IR3 and Rspl
  
  ⇒ genus: Orthetrum

• Libellulidae: Key couplet 29 of 67

• 
• ● Small reddish-brown to yellowish-brown spot at base of hindwing

• Libellulidae: Key couplet 30 of 67

• 
• ● Side of synthorax unicolorous, yellowish, red to brown, or pruinescent, lower margins of epimera sometimes darkened

• Libellulidae: Key couplet 32 of 67

• ○ Thorax and abdomen yellow, orange or red

• Libellulidae: Key couplet 33 of 67

• 
• ● Male abdomen evenly tapered, not constricted on segment 4
  ● Female abdominal segment 4 little narrower than segment 3, approximately equal in width to segment 5
  
  ⇒ species: Rosy Skimmer (Orthetrum migratum)