Ecdyonurus

Ecdyonurus is a kind of winged Insecte, about the éphéméroptère S; four species are known in Europe:

Ecdyonurus venosus (Fabricius, 1775)
Ecdyonurus torrentis Kimmins, 1942
Ecdyonurus aurantiacus (Bürmeister, 1839)
Ecdyonurus insignis (Eaton, 1870)

NB: two species living with the Netherlands disappeared:

Ecdyonurus affinis
Ecdyonurus dispar (Curtis, 1834)

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