A genus of mayflies in the family Ephemeridae. There are three species in the UK.
Ephemera
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Ephemeroptera
Family: Ephemeridae
Genus: Ephemera
Species: E. danica
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Ephemeroptera
Family: Ephemeridae
Genus: Ephemera
Species: E. vulgata
