The sooty-faced finch (''Arremon crassirostris'') is a species 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

Emberizidae The buntings are a group of Old World passerine birds forming the genus ''Emberiza'', the only genus in the family Emberizidae. The family contains 45 species. They are seed-eating birds with stubby, conical bills. Taxonomy The family Emberizid ...

. Until recently, it was placed in the

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...

'' Lysurus''.Cadena, C. D., J. Klicka and R. E. Ricklefs. (2007). ''Evolutionary differentiation in the Neotropical montane region: molecular phylogenetics and phylogeography of Buarremon brush-finches (Aves, Emberizidae).'' Molecular Phylogenetics and Evolution. 44(3): 993-1016. It is found in the

Talamancan montane forests The Talamancan montane forests ecoregion, in the tropical moist broadleaf forest biome, are in montane Costa Rica and western Panama in Central America. Setting The Talamancan montane forests cover a discontinuous area of in Cordilleran mountain ...

and the

Serranía del Darién The Serranía del Darién is a small mountain range on the border between Colombia and Panamá in the area called the Darién Gap. It is located in the southeastern part of the Darién Province of Panamá and the northwestern part of the Chocó D ...

. Its natural

habitat In ecology, the term habitat summarises the array of resources, physical and biotic factors that are present in an area, such as to support the survival and reproduction of a particular species. A species habitat can be seen as the physical ...

is subtropical or tropical moist

montane forest Montane ecosystems are found on the slopes of mountains. The alpine climate in these regions strongly affects the ecosystem because temperatures fall as elevation increases, causing the ecosystem to stratify. This stratification is a crucial f ...

References

{{Taxonbar, from=Q3726906 sooty-faced finch Birds of the Talamancan montane forests sooty-faced finch Taxonomy articles created by Polbot