''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 "unisp ...

genus of

bird Birds are a group of warm-blooded vertebrates constituting the class (biology), class Aves (), characterised by feathers, toothless beaked jaws, the Oviparity, laying of Eggshell, hard-shelled eggs, a high Metabolism, metabolic rate, a fou ...

in the family

Monarchidae The monarchs or monarch flycatchers (family Monarchidae) comprise a family of over 100 passerine birds which includes shrikebills, paradise flycatchers, and Grallina, magpie-larks. Monarchids are small insectivore, insectivorous songbirds with l ...

found in Australia and

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

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 (as ''Metabolus takatsukasae'')

References

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