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Genus Rhithrogena

Rhithrogena sp - Rhithrogena Heptageniid 3 - Rhithrogena Mayfly - Rhithrogena brunneotincta Rhithrogena Rhithrogena sp. nymph - voucher specimen, in alcohol - Rhithrogena Mayfly Two Tailed Male Spinner - Rhithrogena - male Nixe - Rhithrogena - male Ephemeroptera, came to UV light - Rhithrogena
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 Rhithrogena
Explanation of Names
Rhithrogena Eaton 1881
Numbers
one of the largest mayfly genera, with 22 spp. in our area and >150 total(1)(2)
Range
holarctic, by far more diverse in Asia(2)