''Licmetis'' is a

subgenus In biology, a subgenus (plural: subgenera) is a taxonomic rank directly below genus. In the International Code of Zoological Nomenclature, a subgeneric name can be used independently or included in a species name, in parentheses, placed between t ...

of the white cockatoos (genus ''

Cacatua ''Cacatua'' is a genus of cockatoos found from the Philippines and Wallacea east to the Solomon Islands and south to Australia. They have a primarily white plumage (in some species tinged pinkish or yellow), an expressive crest, and a black (sub ...

''). They are collectively known as corellas in Australia. Three of the six species are primarily – or only – found in Australia, while the

Philippines The Philippines (; fil, Pilipinas, links=no), officially the Republic of the Philippines ( fil, Republika ng Pilipinas, links=no), * bik, Republika kan Filipinas * ceb, Republika sa Pilipinas * cbk, República de Filipinas * hil, Republ ...

Indonesia Indonesia, officially the Republic of Indonesia, is a country in Southeast Asia and Oceania between the Indian and Pacific oceans. It consists of over 17,000 islands, including Sumatra, Java, Sulawesi, and parts of Borneo and New Guine ...

, and the Solomons each have an

endemic Endemism is the state of a species being found in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also found elsew ...

species. They are relatively small

cockatoo A cockatoo is any of the 21 parrot species belonging to the family Cacatuidae, the only family in the superfamily Cacatuoidea. Along with the Psittacoidea (true parrots) and the Strigopoidea (large New Zealand parrots), they make up the ord ...

s and – unlike the members of the subgenus ''

'' – all have pale bills. While most show yellow-tinged underwings and some red to the face, none has conspicuously coloured crests.

Species

Long-billed corella The long-billed corella or slender-billed corella (''Cacatua tenuirostris'') is a cockatoo native to Australia, which is similar in appearance to the little corella. This species is mostly white, with a reddish-pink face and forehead, and has a lo ...

, ''Cacatua (Licmetis) tenuirostris'' *

Western corella The western corella (''Cacatua pastinator'') also known as the western long-billed corella, is a species of white cockatoo endemic to south-western Australia. Taxonomy Cacatuidae is one of three families of the large and diverse avian order Psit ...

, ''Cacatua (Licmetis) pastinator'' **

Muir's corella Muir's corella (''Cacatua pastinator pastinator'') is a stocky, medium-sized white cockatoo endemic to Western Australia. It was the threatened nominate subspecies of the western corella.Anon. (2007). ''Muir’s Corella''. (Fauna Note No.4). Dep ...

, ''Cacatua (Licmetis) pastinator pastinator'' **

Butler's corella Butler's corella (''Cacatua pastinator butleri'') is a medium-sized white cockatoo endemic to Western Australia. It is one of two subspecies of the western corella.Anon. (2007). ''Butler’s Corella''. (Fauna Note No.19). Department of Environme ...

, ''Cacatua (Licmetis) pastinator butleri'' *

Little corella The little corella (''Cacatua sanguinea''), also known as the short-billed corella, bare-eyed cockatoo, blood-stained cockatoo, and little cockatoo is a white cockatoo native to Australia and southern New Guinea. It was known as ''Birdirra'' amo ...

, ''Cacatua (Licmetis) sanguinea'' *

Red-vented cockatoo The red-vented cockatoo (''Cacatua haematuropygia''), also known as the Philippine cockatoo and locally katala, abukay, agay or kalangay, is a species of cockatoo. It is endemic to the Philippines though pressured by various environmental degradat ...

, ''Cacatua (Licmetis) haematuropygia'' *

Tanimbar corella The Tanimbar corella (''Cacatua goffiniana''), also known as Goffin's cockatoo, is a species of cockatoo endemic to forests of Yamdena, Larat and Selaru, all islands in the Tanimbar Islands archipelago in Indonesia. It has been introduced to t ...

, ''Cacatua (Licmetis) goffiniana'' *

Solomons cockatoo The Solomons cockatoo (''Cacatua ducorpsii''), also known as the Ducorps's cockatoo, Solomons corella or broad-crested corella, is a species of cockatoo endemic to the Solomon Islands archipelago. This small white cockatoo is larger than the Tan ...

, ''Cacatua (Licmetis) ducorpsii''

References

* Brown, D. M., and Toft, C. A. (1999). ''Molecular systematics and biogeography of the cockatoos (Psittaciformes: Cacatuidae).'' Auk 116(1): 141–157. * Juniper, T., and Parr, M. (1998). ''A Guide to the Parrots of the World.'' Pica Press, East Sussex. Little corella on nest

{{Taxonbar, from=Q5170252 .3 Cacatua