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Genus Ecdyonurus

Mayfly Nymph - Ecdyonurus Ecdyonurus - Ecdyonurus criddlei Ecdyonurus criddlei parastized by Symbiocladius sp. - voucher specimens, in alcohol - Ecdyonurus criddlei Ecdyonurus criddlei parastized by Symbiocladius sp. - voucher specimens, in alcohol - Ecdyonurus criddlei Ecdyonurus criddlei - voucher specimen, in alcohol - Ecdyonurus criddlei Ecdyonurus criddlei - voucher specimen, in alcohol - Ecdyonurus criddlei Ecdyonurus criddlei - voucher specimen, in alcohol - Ecdyonurus criddlei Ecdyonurus criddlei - voucher specimen, in alcohol - Ecdyonurus criddlei
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Ephemeroptera (Mayflies)
Suborder Pisciforma
Superfamily Heptagenioidea
Family Heptageniidae (Flatheaded Mayflies)
Genus Ecdyonurus
Explanation of Names
Ecdyonurus Eaton 1868
Numbers
3 spp. in our area(1), >60 total(2)
Range
primarily Palaearctic, with some representation in NA & se. Asia(2)