''Chlorostilbon'' is a genus of

hummingbird Hummingbirds are birds native to the Americas and comprise the biological family Trochilidae. With about 361 species and 113 genera, they occur from Alaska to Tierra del Fuego, but the vast majority of the species are found in the tropics aro ...

in the family Trochilidae, known as emeralds (as are some hummingbirds in the

genera Genus ( plural genera ) is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruses. In the hierarchy of biological classification, genus comes above species and below family. In binomial nomenclat ...

'' Amazilia'' and '' Elvira''). A single species, the blue-chinned sapphire is variously placed in the

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 ''Chlorestes'' or in ''Chlorostilbon''. The

taxonomy Taxonomy is the practice and science of categorization or classification. A taxonomy (or taxonomical classification) is a scheme of classification, especially a hierarchical classification, in which things are organized into groups or types. ...

of the ''C. mellisugus'' superspecies is highly complex and, depending on view, includes 1-8 species. All species in this genus have straight black or black-and-red bills. The males are overall iridescent green, golden-green or bluish-green, and in some species the tail and/or throat is blue. The females have whitish-grey underparts, tail-corners and post-ocular streak. The genus ''Chlorostilbon'' was introduced in 1853 by the English ornithologist John Gould. The 5 volumes were issued in 25 parts between 1849 and 1861. Title pages of all volumes bear the date of 1861.

Species

The genus contains ten species: * Blue-tailed emerald (''Chlorostilbon mellisugus'') * Garden emerald (''Chlorostilbon assimilis'') * Red-billed emerald (''Chlorostilbon gibsoni'') *

Western emerald The western emerald (''Chlorostilbon melanorhynchus'') is a species of hummingbird in the "emeralds", tribe Trochilini of subfamily Trochilinae. It is found in Colombia and Ecuador. Taxonomy and systematics The western emerald was originally ...

(''Chlorostilbon melanorhynchus'') *

Chiribiquete emerald The Chiribiquete emerald (''Chlorostilbon olivaresi'') is a species of hummingbird in the "emeralds", tribe Trochilini of subfamily Trochilinae. It is endemic to southern Colombia.HBW and BirdLife International (2020) ''Handbook of the Birds of ...

(''Chlorostilbon olivaresi'') * Glittering-bellied emerald (''Chlorostilbon lucidus''; formerly ''C. aureoventris'') * Coppery emerald (''Chlorostilbon russatus'') * Narrow-tailed emerald (''Chlorostilbon stenurus'') * Green-tailed emerald (''Chlorostilbon alice'') * Short-tailed emerald (''Chlorostilbon poortmani'')

Gallery

File:Chlorostilbon portmanni, Gould.jpg, Short-tailed emerald, by John Gould File:Chlorostilbon lucidus.jpg, Glittering-bellied emerald

References

Bird genera Hummingbirds Taxonomy articles created by Polbot {{hummingbird-stub