The genus Pezoporus contains three Australia

Australia

Australia , officially the Commonwealth of Australia, is a country in the Southern Hemisphere comprising the mainland of the Australian continent, the island of Tasmania, and numerous smaller islands in the Indian and Pacific Oceans. It is the world's sixth-largest country by total area...

n species: the Night Parrot

Night Parrot

The Night Parrot is a small broad-tailed parrot endemic to the continent of Australia. The species was originally placed within its own genus , but most authors now prefer to place it within the genus Pezoporus together with the two ground parrots.No known sightings of the bird were made between...

 (Pezoporus occidentalis) and the cryptic ground parrots, the Eastern Ground Parrot (Pezoporus wallicus) and the Western Ground Parrot

Western Ground Parrot

The Western Ground Parrot is an endangered species of parrot endemic to Western Australia and is a close relative of the Eastern Ground Parrot and the somewhat more distantly related and mysterious Night Parrot...

 (Pezoporus flaviventris). The night parrot was previously separated in a distinct genus, Geopsittacus. The genus is considered part of the tribe

Tribe (biology)

In biology, a tribe is a taxonomic rank between family and genus. It is sometimes subdivided into subtribes.Some examples include the tribes: Canini, Acalypheae, Hominini, Bombini, and Antidesmeae.-See also:* Biological classification* Rank...

 Platycercini or, if this is considered a subfamily, the monotypic

Monotypic

In biology, a monotypic taxon is a taxonomic group with only one biological type. The term's usage differs slightly between botany and zoology. The term monotypic has a separate use in conservation biology, monotypic habitat, regarding species habitat conversion eliminating biodiversity and...

 tribe Pezoporini. The phylogenetic position of the genus Pezoporus within the parrot family

True parrots

The true parrots are about 330 species of bird belonging to the Psittacidae family, one of the two "traditional" families in the biological order Psittaciformes . The other family is the Cacatuidae which are also parrots, but not classified as true parrots...

remains unclear.