The grey antbird (''Cercomacra cinerascens'') is a species of bird in the antbird family Thamnophilidae. It is found in

Bolivia , image_flag = Bandera de Bolivia (Estado).svg , flag_alt = Horizontal tricolor (red, yellow, and green from top to bottom) with the coat of arms of Bolivia in the center , flag_alt2 = 7 × 7 square p ...

, Brazil,

Colombia Colombia (, ; ), officially the Republic of Colombia, is a country in South America with insular regions in North America—near Nicaragua's Caribbean coast—as well as in the Pacific Ocean. The Colombian mainland is bordered by the Car ...

, Ecuador, French Guiana,

Guyana Guyana ( or ), officially the Cooperative Republic of Guyana, is a country on the northern mainland of South America. Guyana is an indigenous word which means "Land of Many Waters". The capital city is Georgetown. Guyana is bordered by the ...

, Peru,

Suriname Suriname (; srn, Sranankondre or ), officially the Republic of Suriname ( nl, Republiek Suriname , srn, Ripolik fu Sranan), is a country on the northeastern Atlantic coast of South America. It is bordered by the Atlantic Ocean to the north ...

, and Venezuela. Its natural habitat is subtropical or tropical moist lowland forests. The grey antbird is in length. The male is grey with a darker grey tail. It has white spotting on the and broad white spots near the tips of the tail feathers. The female is olive brown above, pale ochre brown below and has a darker brown tail. The white spotting on the wings and on the tail of the female is similar to that on the male.

Taxonomy

The grey antbird was described by the English zoologist Philip Sclater in 1857 from a specimen obtained near the

Rio Napo The Napo River ( es, Río Napo) is a tributary to the Amazon River that rises in Ecuador on the flanks of the east Andean volcanoes of Antisana, Sincholagua and Cotopaxi. The total length is . The river drains an area of . The mean annual dis ...

in Ecuador. He coined the

binomial name In taxonomy, binomial nomenclature ("two-term naming system"), also called nomenclature ("two-name naming system") or binary nomenclature, is a formal system of naming species of living things by giving each a name composed of two parts, bot ...

''Formicivora cinerascens''. The specific epithet is Late Latin meaning "ashen". This antbird is now placed in the genus ''

Cercomacra ''Cercomacra'' is a genus of passerine birds in the family Thamnophilidae. The genus was erected by the English zoologist Philip Sclater in 1858. The type species was subsequently designated as the Rio de Janeiro antbird. The genus contains se ...

'' that was introduced by Sclater in 1858. Four

subspecies In biological classification, subspecies is a rank below species, used for populations that live in different areas and vary in size, shape, or other physical characteristics (morphology), but that can successfully interbreed. Not all species ...

are recognised: * ''C. c. cinerascens'' ( Sclater, PL, 1857) – southeast Colombia and south Venezuela to east Ecuador, northeast Peru and northwest Amazonian Brazil * ''C. c. immaculata'' Chubb, C, 1918 – east Venezuela, the Guianas and northeast Brazil * ''C. c. sclateri''

Hellmayr Carl Eduard Hellmayr (29 January 1878 in Vienna, Austria – 24 February 1944 in Orselina, Switzerland) was an Austrian ornithologist. Biography Hellmayr was born in Vienna and studied at the University of Vienna, although he did not complete hi ...

, 1905 – east Peru, northwest Bolivia and southwest Amazonian Brazil * ''C. c. iterata'' Zimmer, JT, 1932 – southeast Amazonian Brazil and northeast Bolivia

References

External links

Image at ADW
grey antbird Birds of the Amazon Basin Birds of the Guianas grey antbird grey antbird Birds of Brazil Taxonomy articles created by Polbot {{Thamnophilidae-stub