Cinygma
(tree size 5)
Ecdyonurus
(tree size 67)
Heptagenia
(tree size 27)
Epeorus
(tree size 96)
Rhithrogena
(tree size 153)
Acanthomola
Afghanurus
(tree size 1)
Anepeorus
(tree size 1)
Cinygmula
(tree size 32)
Darthus
(tree size 1)
Electrogena
(tree size 46)
Ironodes
(tree size 6)
Kageronia
(tree size 3)
Leucrocuta
(tree size 10)
Macdunnoa
(tree size 3)
Nixe
(tree size 15)
Nixe (mayfly)
Raptoheptagenia
(tree size 1)
Stenonema
(tree size 4)
Maccaffertium
(tree size 23)
Stenacron
(tree size 7)
Paracinygmula
(tree size 1)
Afronurus
(tree size 64)
Asionurus
(tree size 3)
Atopopus
(tree size 4)
Bleptus
(tree size 1)
Compsoneuria
(tree size 20)
Dacnogenia
(tree size 1)
Ecdyogymnurus
(tree size 4)
Notacanthurus
(tree size 7)
Paegniodes
(tree size 2)
Parafronurus
(tree size 1)
Pseudiron
(tree size 2)
Spinadis
(tree size 2)
Thalerosphyrus
(tree size 10)
Trichogenia
(tree size 4)
Rhithrogeniella
Iron
(tree size 2)