The claspers of this male Hexagenia atrocaudata mayfly spinner are highlighted in green.

Caption

The claspers (
The claspers of this male Hexagenia atrocaudata mayfly spinner are highlighted in green.
The claspers of this male Hexagenia atrocaudata mayfly spinner are highlighted in green.
Clasper: The claspers, also known as forceps, are a pair of appendages beneath the tip of the abdomen of male mayfly adults, which are used to grab onto the female while mating.
)
of this male Hexagenia atrocaudata mayfly spinner are highlighted in green.
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