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476 mayflies species
Centroptilum luteolum
Ameletus subnotatus
Ameletus suffusus
Siphlonurus occidentalis
Heptagenia dalecarlica
Paraleptophlebia ontario
Siphlonurus securifer
Ephoron virgo
Ameletus inopinatus
Siphlonurus minnoi
Siphloplecton interlineatum
Stenacron gildersleevei
Cloeon simile
Rhithrogena semicolorata
Electrogena lateralis
Paraleptophlebia submarginata
Paraleptophlebia cincta
Habrophlebia fusca
Leptophlebia vespertina
Leptophlebia marginata
Ecdyonurus torrentis
Ecdyonurus insignis
Ecdyonurus venosus
Procloeon bifidum
Siphlonurus armatus
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