Gomphus vulgatissimus male on oak leaves.
Gomphus vulgatissimus female / Beekrombout / Club-tailed Dragonfly female / Gemeine Keiljungfer / Le Gomphus très commun.
The Club-tailed Dragonfly is found on large slow-flowing rivers. The adult flight period extends from 30 April to 26 July.
KEY IDENTIFICATION FEATURES:
-a medium sized species with club-shaped abdomen.
-males black with extensive yellow markings on thorax and abdomen which turn green when mature.
-females black with extensive yellow markings.
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