Incertae Sedis (Ephemeroptera)

Cladus Eukaryota
Supergroup: Opisthokonta
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Protostomia
Superphylum: Ecdysozoa
Phylum: Arthropoda
Subphylum: Hexapoda
Classis: Insecta
Subclassis: Pterygota
Division: Palaeoptera
Ordo: Ephemeroptera
Subordo: Incertae Sedis
Familiae: †Jarmilidae - †Misthodotidae - †Oborophlebiidae - †Palingeniopsidae - †Protereismatidae