''Ephemerelloidea'' is a
superfamily
SUPERFAMILY is a database and search platform of structural and functional annotation for all proteins and genomes. It classifies amino acid sequences into known structural domains, especially into SCOP superfamilies. Domains are functional, str ...
of
mayflies in the suborder
Pannota. It is a basal group of mayflies with a worldwide distribution. Members of this super-family can be distinguished from those of
Caenoidea by the fact that the gills of the nymphs are not filamentous.
The following families are recognised:
*
Ephemerellidae
Ephemerellidae are known as the spiny crawler mayflies. They are a family of the order Ephemeroptera. There are eight genera consisting of a total 90 species (Merritt & Cummins). They are distributed throughout North America as well as the UK. T ...
*
Leptohyphidae
Leptohyphidae is a family of mayfly, mayflies with some 140 described species in 12 genera.
References
*
Mayflies
Insect families
{{Mayfly-stub ...
*
Tricorythidae
References
{{Taxonbar, from=Q10486005
Mayflies
Insect superfamilies