Phreatoicidea

Cladus: Eukaryota
Supergroup: Opisthokonta
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Cladus: Protostomia
Superphylum: Ecdysozoa
Phylum: Arthropoda
Subphylum: Crustacea
Classis: Malacostraca
Subclassis: Eumalacostraca
Superordo: Peracarida
Ordo: Isopoda
Subordo: Phreatoicidea
Familiae: Amphisopodidae - Hypsimetopidae - Hypsimetopodidae - Mesamphisopidae - Nichollsiidae - †Palaeophreatoicidae - Phreatoicidae - Ponderellidae - Incertae sedis

References

* Wilson, G.D.F. 2008: Gondwanan groundwater: subterranean connections of Australian phreatoicidean isopods to India and New Zealand. Invertebrate systematics, 22: 301-310.
* World List of Marine, Freshwater and Terrestrial Isopod Crustaceans
* Checklist to Australian Species of Phreatoicidea