''Metabolus'' is a

monotypic In biology, a monotypic taxon is a taxonomic group (taxon) that contains only one immediately subordinate taxon. A monotypic species is one that does not include subspecies or smaller, infraspecific taxa. In the case of genera, the term "unispec ...

genus of

bird Birds are a group of warm-blooded vertebrates constituting the class Aves (), characterised by feathers, toothless beaked jaws, the laying of hard-shelled eggs, a high metabolic rate, a four-chambered heart, and a strong yet lightweigh ...

in the family

Monarchidae The monarchs (family Monarchidae) comprise a family of over 100 passerine birds which includes shrikebills, paradise flycatchers, and magpie-larks. Monarchids are small insectivorous songbirds with long tails. They inhabit forest or woodland a ...

found in Australia and

Melanesia Melanesia (, ) is a subregion of Oceania in the southwestern Pacific Ocean. It extends from Indonesia's New Guinea in the west to Fiji in the east, and includes the Arafura Sea. The region includes the four independent countries of Fiji, Va ...

Taxonomy and systematics

Extant species

The genus ''Metabolus'' presently contains only a single species: * Chuuk monarch (''Metabolus rugensis'')

Former species

Formerly, some authorities also considered the following species (or subspecies) as species within the genus ''Metabolus'': *

Yap monarch The Yap monarch (''Monarcha godeffroyi''), or Yap Island monarch, is a species of bird in the family Monarchidae. It is endemic to the Yap Main Islands, Micronesia. Some authorities consider the Yap monarch to belong to the genus '' Metabolus'' ...

(as ''Metabolus godeffroyi'') *

Tinian monarch The Tinian monarch (''Monarcha takatsukasae'') is a species of bird in the family Monarchidae. It is endemic to the Northern Mariana Islands. Taxonomy and systematics Some authorities consider the Tinian monarch to belong to the genus '' Metab ...

(as ''Metabolus takatsukasae'')

References

Monotypic bird genera Taxa named by Charles Lucien Bonaparte Taxonomy articles created by Polbot {{Monarchidae-stub