Family Tyrant-flycatchers (Tyrannidae)

Least Concern

Eastern Olivaceous Flatbill (Rhynchocyclus olivaceus)


Taxonomy

French: Tyranneau olivâtre German: Ostamazonien-Breitschnabeltyrann Spanish: Picoplano oliváceo
Taxonomy:

Platyrhynchos olivaceus

Temminck

, 1820,

Rio de Janeiro, Brazil

.

Hitherto treated as conspecific with R. aequinoctialis (which see). Three subspecies recognized.

Subspecies and Distribution
  • R. o. guianensis McConnell, 1911 – S Venezuela (E Amazonas, Bolívar), the Guianas and N Brazil N of Amazon (E from R Negro).
  • R. o. sordidus Todd, 1952 – Brazil S of Amazon (R Tapajós E to R Tocantins and N Maranhão).
  • R. o. olivaceus (Temminck, 1820) – NC & E Brazil (Pernambuco S to Rio de Janeiro).
  • Descriptive notes

    15 cm; 18–24·8 g. Large-headed, dark olive flatbill with white eyering surrounding large dark eye. Head and upper­parts dark olive, wings dusky, wing-coverts... read more

    Voice

    Song, mainly at dawn, a fast series of very buzzy (chattering) notes that descend in pitch; call a... read more

    Habitat

    Mostly lower level of humid forest (especially terra firme, also várzea)... read more

    Food and feeding

    Feeds on arthropods. Forages alone, often at edge of understorey mixed-species flocks of various antwrens and antshrikes (Thamnophilidae)... read more

    Breeding

    Nest with eggs late Jun in Manaus (NC Brazil); male in breeding condition in Alagoas (NE Brazil) in mid Jul; in SE Brazil, eggs in Nov and... read more

    Movements

    Probably resident throughout range.

    Status and conservation

    Not globally threatened (Least Concern). Uncommon to fairly common in most of range. Occurs in many national parks and other protected areas throughout its range, e.g. Tapaj... read more

    Recommended citation

    Bates, J. & Kirwan, G.M. (2019). Eastern Olivaceous Flatbill (Rhynchocyclus olivaceus). In: del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona. (retrieved from https://www.hbw.com/node/57307 on 17 June 2019).