Olivaceous Woodcreeper

Vocalizations

Subspecies (15)

• Sittasomus griseicapillus aequatorialis

  western Ecuador (western Esmeraldas) to far northwestern Peru (Tumbes)

• Sittasomus griseicapillus amazonus

  tropical eastern Colombia, Ecuador, Peru, and Amazonian Brazil (eastward to Rio Negro and Rio Madeira, southward to northwestern Mato Grosso)

• Sittasomus griseicapillus axillaris

  tropical southeastern Venezuela to the Guianas and far northern Brazil (south of the Amazon River from lower Rio Negro eastward to Amapá)

• Sittasomus griseicapillus gracileus

  southeastern Mexico (Yucatan Peninsula) northern Belize, and adjacent northern Guatemala

• Sittasomus griseicapillus griseicapillus

  western Brazil to Paraguay, northern Argentina, and southern Bolivia

• Sittasomus griseicapillus griseus

  eastern Andes and coastal ranges of northern Venezuela; Tobago

• Sittasomus griseicapillus jaliscensis

  Mexico (Nayarit and San Luis Potosí to Isthmus of Tehuantepec)

• Sittasomus griseicapillus olivaceus

  coastal eastern Brazil (southeastern Bahia)

• Sittasomus griseicapillus perijanus

  northeastern Colombia and far northwestern Venezuela (Sierra de Perijá)

• Sittasomus griseicapillus reiseri

  northeastern Brazil (Maranhão and Piauí to northern Goiás and western Bahia)

• Sittasomus griseicapillus sylviellus

  southeastern Brazil to northeastern Argentina, southeastern Paraguay, and northeastern Uruguay

• Sittasomus griseicapillus sylvioides

  southern Mexico to northwestern Colombia

• Sittasomus griseicapillus tachirensis

  northern Colombia and western Venezuela (southwestern Táchira)

• Sittasomus griseicapillus transitivus

  southeastern Amazonian Brazil south of the Amazon River, eastward from at least Rio Tapajós (probably from Rio Madeira), to northeastern Mato Grosso

• Sittasomus griseicapillus viridis

  Amazonian Bolivia (La Paz, Beni, Cochabamba, and Santa Cruz)