Visual Key: Demoiselle Males

Males of the UK’s two Demoiselle (Calopteryx) species are reasonably easily distinguished from each other. (Just don’t be sidetracked by the fact that immature Beautiful Demoiselle males have brown-tinted wings, not the more familiar dark blue-black.)

Banded Demoiselle (Calopteryux splendens) male

Beautiful Demoiselle (Caloptery virgo) male


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