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Stout Vicetail (Hemigomphus heteroclytus)

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PhotoID: AusDr036. Stout Vicetail (Hemigomphus heteroclytus) - male
Stout Vicetail (Hemigomphus heteroclytus) ♂

1 / 10; PhotoID: AusDr036 30/11/2008 11:19 F8 1/1000 180mm ISO200 Canon50D -Crop -Flash MF
Gloucester River, Gloucester, NSW [-32.008134°; 151.951440°]
PhotoID: AusDr068. Stout Vicetail (Hemigomphus heteroclytus) - male
Stout Vicetail (Hemigomphus heteroclytus) ♂

2 / 10; PhotoID: AusDr068 20/12/2008 11:26 F8 1/350 180mm ISO200 Canon50D -Crop -Flash MF
Adelong Creek, near Adelong, NSW [-35.295517°; 148.058350°]
PhotoID: AusDr069. Stout Vicetail (Hemigomphus heteroclytus) - male
Stout Vicetail (Hemigomphus heteroclytus) ♂

3 / 10; PhotoID: AusDr069 20/12/2008 11:28 F8 1/250 180mm ISO200 Canon50D -Crop -Flash MF
Adelong Creek, near Adelong, NSW [-35.295517°; 148.058350°]
PhotoID: AusDr070. Stout Vicetail (Hemigomphus heteroclytus) - male
Stout Vicetail (Hemigomphus heteroclytus) ♂

4 / 10; PhotoID: AusDr070 20/12/2008 11:29 F8 1/500 180mm ISO200 Canon50D -Crop -Flash MF
Adelong Creek, near Adelong, NSW [-35.295517°; 148.058350°]
PhotoID: AusDr074. Stout Vicetail (Hemigomphus heteroclytus) - male
Stout Vicetail (Hemigomphus heteroclytus) ♂

5 / 10; PhotoID: AusDr074 20/12/2008 12:40 F8 1/500 180mm ISO100 Canon50D -Crop -Flash MF
Adelong Creek, near Adelong, NSW [-35.295517°; 148.058350°]
PhotoID: AusDr075. Stout Vicetail (Hemigomphus heteroclytus) - male
Stout Vicetail (Hemigomphus heteroclytus) ♂

6 / 10; PhotoID: AusDr075 20/12/2008 12:41 F8 1/500 180mm ISO100 Canon50D -Crop -Flash MF
Adelong Creek, near Adelong, NSW [-35.295517°; 148.058350°]
PhotoID: AusDr076. Stout Vicetail (Hemigomphus heteroclytus) - male
Stout Vicetail (Hemigomphus heteroclytus) ♂

7 / 10; PhotoID: AusDr076 20/12/2008 12:41 F8 1/500 180mm ISO100 Canon50D -Crop -Flash MF
Adelong Creek, near Adelong, NSW [-35.295517°; 148.058350°]
PhotoID: AusDr077. Stout Vicetail (Hemigomphus heteroclytus) - male
Stout Vicetail (Hemigomphus heteroclytus) ♂

8 / 10; PhotoID: AusDr077 20/12/2008 12:47 F8 1/350 180mm ISO100 Canon50D -Crop -Flash MF
Adelong Creek, near Adelong, NSW [-35.295517°; 148.058350°]
PhotoID: AusDr078. Stout Vicetail (Hemigomphus heteroclytus) - male
Stout Vicetail (Hemigomphus heteroclytus) ♂

9 / 10; PhotoID: AusDr078 20/12/2008 13:00 F8 1/500 180mm ISO100 Canon50D -Crop -Flash MF
Adelong Creek, near Adelong, NSW [-35.295517°; 148.058350°]
PhotoID: AusDr079. Stout Vicetail (Hemigomphus heteroclytus) - male
Stout Vicetail (Hemigomphus heteroclytus) ♂

10 / 10; PhotoID: AusDr079 20/12/2008 13:02 F8 1/350 180mm ISO100 Canon50D -Crop -Flash MF
Adelong Creek, near Adelong, NSW [-35.295517°; 148.058350°]

Stout Vicetail (Hemigomphus heteroclytus)

Australian distribution of Hemigomphus heteroclytus

Inhabits streams and rivers, which during summer are often reduced to trickles between the pools

© 2011 DECCW, NSW and DragonflyPix.com

  • Gomphidae: Key couplet 1 of 47

  • couplet drawingcouplet drawing
  • ● Generally no incomplete antenodal crossvein proximal to Ax1 in any wing
    ● End of abdomen not elongate, mid-dorsal length of abdominal tergum 9 less than 2.3 mm in male, 2.1 mm in female
b ↑
  • Gomphidae: Key couplet 10 of 47

  • couplet drawingcouplet drawing
    couplet drawingcouplet drawing
    couplet drawingcouplet drawing
  • ● Superior anal appendages converging at tips, bearing basal, ventral to lateral spine or toothed spur
b ↑
  • Gomphidae: Key couplet 11 of 47

  • couplet drawingcouplet drawing
  • ● Upper projection of bipartite sternum 11 concealed by basal, toothed spine of superior anal appendage
    ○ From eastern and northern Australia

    ⇒ genus: Hemigomphus
a ↑
  • Gomphidae: Key couplet 12 of 47

  • couplet drawingcouplet drawing
  • ● Abdominal sternites 7 and/or 8 each with pair of strong, central setal tufts protruding below ventral carina
b ↑
  • Gomphidae: Key couplet 13 of 47

  • couplet drawingcouplet drawing
  • ● Tip of superior appendage smoothly curved inwards
    ● Setal tufts on sternite 7 and 8
a ↑
  • Gomphidae: Key couplet 14 of 47

  • couplet drawing
  • ● Abdominal terga 4-7 with basal yellow ring, or basal pair of large yellow spots, narrowly separated in midline
b ↑
  • Gomphidae: Key couplet 15 of 47

  • couplet drawing
  • ● Superior appendages widely separated at base, maximum separation more than 1.05 mm
    ● Inner margin of superior appendage convex beyond basal divergence, curving smoothly into distal convergence

    ⇒ species: Stout Vicetail (Hemigomphus heteroclytus)
a ↑
  • Gomphidae: Key couplet 19 of 47

  • couplet drawing
  • ● Anterior part of abdominal segments 3 and 4, in front of supplementary transverse carina, with broad, mid-dorsal black patch or band
a ↑
  • Gomphidae: Key couplet 20 of 47

  • couplet drawing
  • ● Ovipositor less than half length of sternum 9
b ↑
  • Gomphidae: Key couplet 21 of 47

  • couplet drawing
  • ● Two or three (occasionally one) crossveins between sectors of arculus proximal to fork of Rs in hindwing
    ○ From eastern and northern Australia

    ⇒ genus: Hemigomphus
b ↑
  • Gomphidae: Key couplet 22 of 47

  • couplet drawingcouplet drawing
  • ● Occiput unarmed
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  • Gomphidae: Key couplet 24 of 47

  • couplet drawingcouplet drawing
    couplet drawing
  • ● Central part of yellow humeral stripe present, joined or not to upper humeral spot
b ↑
  • Gomphidae: Key couplet 25 of 47

  • couplet drawingcouplet drawing
  • ● Black band along line of intersegmental suture continuous below metastigma, lacking or almost so above it
b ↑
  • Gomphidae: Key couplet 26 of 47

  • couplet drawingcouplet drawing
  • ● Postgena not swollen on either side of occiput
    ● Antehumeral stripe commonly fused below with outer corner of collar

    ⇒ species: Stout Vicetail (Hemigomphus heteroclytus)
a ↑