River Tyrannulet (Serpophaga hypoleuca)

Family
Tyrannidae (Tyrant-flycatchers)

Size
10.70 cm

First Described (Guide)
Sclater & Salvin, 1866

Habitat
Subtropical and tropical moist shrubland. From sea-level - 600 m.

Range (Guide)

Bolivia, Brazil, Colombia, Ecuador, Peru, Venezuela.

Population
Estimated population is unknown (2010).

Status LC
For more information see BirdLife International Species Factsheet.

Voice
Xeno-Canto Sound Files (more (10)...)

River Tyrannulet (Serpophaga hypoleuca) [XC229667]
by John V. Moore from Orinoco river islands, Amazonas, Venezuela (call)

River Tyrannulet (Serpophaga hypoleuca) [XC656887]
by Robson Silva e Silva from Iranduba, Amazonas, Brazil (song)

Subspecies
Subspecies venezuelana possibly indistinguishable from and synonymous with pallida, but paucity of specimens precludes definitive study.

The following 3 subspecies are recognised:

venezuelana Zimmer, JT, 1940 - R Orinoco and tributaries in extreme eastern Colombia and central Venezuela.
hypoleuca Sclater & Salvin, 1866 - South-eastern Colombia, eastern Ecuador, eastern Peru, western Amazonian Brazil and northern Bolivia.
pallida Snethlage, E, 1907 - Lower Amazon and lower R Tapaj�s and R Tocantins, in east-central Brazil.

References
See References.

Files:

JPG files for River Tyrannulet (Serpophaga hypoleuca) - 10 files

More Information

BirdLife International

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BirdLife International Species Factsheet.

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