Unassigned Diprotodontia

Superregnum: Eukaryota
Cladus: Opisthokonta
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Cladus: Deuterostomia
Phylum: Chordata
Subphylum: Vertebrata
Infraphylum: Gnathostomata
Superclassis: Tetrapoda
Classis: Mammalia
Subclassis: Theria
Infraclassis: Marsupialia
Ordo: Diprotodontia
Subordo: Unassigned
Familiae: †Palorchestidae - †Thylacoleonidae - †Wynyardiidae