Species (587)
- Hexagenia munda ssp. marylandica
- Hexagenia munda ssp. munda
- Potamanthus luteus ssp. oriens
- Caudatella heterocaudata ssp. heterocaudata
- Siphlonurus sp.
- Ameletus lineatus Traver
- Elassoneuria candida Eaton
- Homoeoneuria dolani Edmunds & Traver
- Murphyella needhami Lestage
- Siphlonurus mirus Eaton
- Chromarcys feuerborni (Ulmer)
- Ironopsis permagnus (McDunnough)
- Oligoneuriella skoura Dakki & Guidicelli
- Ameletus chlorops McDunnough
- Metretopus borealis (Eaton)
- Oligoneuriella marichuae Alba-Tercedor
- Compsoneuria sp.
- Rhithrogena caucasica Braasch
- Iron sp.
- Brachycercus floridicola Soldán
- Massartella briani Lestage
- Euthyplocia sp.
- Petersophlebia sp.
- Simulacala sp.
- Tortopus incertus (Traver)
- Jappa sp.
- Simothraulopsis sp.
- Isca purpurea Gillis
- Hagenulus morrisoni Peters
- Tricorythopsis sp.
- Tasmanocoenis sp.
- Caenis latipennis Banks
- Baetisca bajkovi Neave
- Brachycercus lacustris (Needham)
- Neurocaenis meridionalis Soldán
- Brachycercus nitidus Traver
- Neoephemera purpurea (Traver)
- Brasilocaenis irmlieri Puthz
- Careospina hespera Peters & Allayo
- Ephemera varia Eaton
- Demoulinellus coloratus Pescador
- Choroterpes mauritanicus Soldán & Thomas
- Penaphlebia chilensis (Eaton)
- Atalophlebia costalis Tilliard
- Ephemera orientalis McLachlan
- Povilla corporaali Lestage
- Povilla cambodiensis Ulmer
- Ephemera strigata Eaton
- Ephoron leucon (Williamson)
- Afromera siamensis (Uéno)
- Eatogenia sp.
- Hexagenia bilineata (Say)
- Ephemera blanda Traver
- Ephemera sp.
- Palingenia fuliginosa (Georgi)
- Ephemera spilosa Eaton
- Ephemera sachalinensis Navás
- Celiphlebia caledonae Peters & Peters
- Arachnocolus phillipsi Towns & Peters
- Rhithrogena robusta Dodds
- Stenacron pallidum (Traver)
- Oligoneuriella keffermuellerae Sowa,1973
- Cinygmula sp.
- Cinygma integrum McDunnough
- Ephoron savignyi (Pictet)
- Cinygmina cervina Braasch & Soldán
- Tindea cohereaui Autor??
- Cinygmula reticulata McDunnough
- Cinygmula quartrelli (McDunnough)
- Rhithrogena tianshanica Brodskij
- Coloburiscoides giganteus Tilliard
- Macedoneuria insulicola Demoulin
- Potamanthus luteus (Linne, 1767)
- Ephemerella mesoleuca (Brauer, 1857)
- Ephemerella notata Eaton, 1887
- Caenis lactea (Burmeister, 1839)
- Caenis pseudorivulorum Keffermüller, 1960
- Caenis rivulorum Eaton, 1884
- Caenis robusta Eaton, 1884
- Brachycercus harrisellus Curtis, 1834
- Ephoron virgo (Olivier, 1791)
- Caenis luctuosa (Burmeister, 1839)
- Baetis niger (Linne, 1761)
- Baetis pentaphlebodes Ujhelyi, 1966
- Baetis tricolor Tshernova, 1928
- Baetis vardarensis Ikonomov, 1962
- Centroptilum stenopteryx Eaton, 1871
- Centroptilum pennulatum Eaton, 1870
- Cloeon simile Eaton, 1870
- Cloeon dipterum (Linne, 1761)
- Procloeon bifidum (Bengtsson, 1912)
- Isonychia ignota (Walker, 1853)
- Epeorus alpicola (Eaton, 1871)
- Rhithrogena allobrogica Sowa & Degrange, 1987
- Rhithrogena alpestris Eaton, 1885
- Rhithrogena endenensis Metzler, Tomka & Zurwerra, 1985
- Rhithrogena germanica Eaton, 1885
- Rhithrogena gratianopolitana Sowa, Degrange & Sartori, 1986
- Rhithrogena hercynia Landa, 1969
- Rhithrogena landai Sowa & Soldan, 1984