FAMILY Baetidae
ORDER Ephemeroptera
The most imitated insect in fly-fishing history.
8 Families of this Order are present in the E.F.A. database:
FAMILY Heptageniidae
FAMILY Ephemerellidae
FAMILY Ephemeridae
FAMILY Siphlonuridae
FAMILY Leptophlebiidae
FAMILY Potamanthidae
FAMILY Caenidae
