(Split Fulvous Antshrike) |
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− | + | ;[[: Category:Frederickena|Frederickena]] unduligera | |
− | ;Frederickena unduligera | ||
==Identification== | ==Identification== | ||
− | Black throat with faint wavy white bars | + | Bill is very stout. <br /> |
+ | '''Male''': Black throat and upper breast black, rest of body black with faint wavy white bars. Female rufous barred black, about equal with on upper and narrower black on lower parts; tail black and grey. | ||
+ | ====Similar species==== | ||
+ | [[Fulvous Antshrike]]; differs mostly in voice and female plumage. Female [[Fulvous Antshrike]] has a more reddish, warmer color than the [[Undulated Antshrike]] and she is more heavily barred. | ||
==Distribution== | ==Distribution== | ||
− | [[Bolivia]], [[Brazil | + | [[Bolivia]], [[Brazil]], and [[Peru]]; everywhere scarce and occurs in a patchy distribution. |
==Taxonomy== | ==Taxonomy== | ||
+ | Closely related to [[Black-throated Antshrike]]. | ||
+ | ====Subspecies<sup>[[#References|[1]]]</sup>==== | ||
+ | There are three subspecies: | ||
+ | *''F. u. unduligera'': | ||
+ | :*North-western Amazonian [[Brazil]] on upper Rio Negro | ||
+ | *''F. u. diversa'': | ||
+ | :*Eastern [[Peru]] (south of Río Marañón) and north-western [[Bolivia]] (southern La Paz, southern Beni) | ||
+ | *''F. u. pallida'': | ||
+ | :*South-western Amazonian [[Brazil]] south of the Amazon; northern Bolivia (?) | ||
+ | |||
+ | |||
+ | [[Fulvous Antshrike]] (''Frederickena fulva'') was considered a subspecies of ''F. unduligera'', but is now considered a separate species.<sup>[[#References|[1]]][[#References|[2]]]</sup> | ||
+ | |||
==Habitat== | ==Habitat== | ||
Moist lowland forests. | Moist lowland forests. | ||
==Behaviour== | ==Behaviour== | ||
+ | Unobtrusive: generally difficult to detect. | ||
+ | ==References== | ||
+ | #{{Ref-Clements6thDec10}}#{{Ref-GillDonsker10}}#[http://www.birdforum.net/showthread.php?t=158359 Birdforum thread] discussing the taxonomy of Undulated Antshrike | ||
+ | # Ridgely and Tudor 2009. Field guide to the songbirds of South America - The Passerines. University of Texas Press. ISBN 978-0-292-71979-8 | ||
+ | #[http://www.museum.lsu.edu/~Remsen/SACCprop431.html SACC proposal] to split Fulvous Antshrike | ||
+ | {{ref}} | ||
==External Links== | ==External Links== | ||
{{GSearch|Frederickena+unduligera}} | {{GSearch|Frederickena+unduligera}} | ||
− | + | [[Category:Birds]] [[Category:Missing Images]] [[Category:Frederickena]] | |
− | [[Category:Birds]] [[Category:Missing Images]][[ |
Latest revision as of 13:41, 12 January 2011
- Frederickena unduligera
Identification
Bill is very stout.
Male: Black throat and upper breast black, rest of body black with faint wavy white bars. Female rufous barred black, about equal with on upper and narrower black on lower parts; tail black and grey.
Similar species
Fulvous Antshrike; differs mostly in voice and female plumage. Female Fulvous Antshrike has a more reddish, warmer color than the Undulated Antshrike and she is more heavily barred.
Distribution
Bolivia, Brazil, and Peru; everywhere scarce and occurs in a patchy distribution.
Taxonomy
Closely related to Black-throated Antshrike.
Subspecies[1]
There are three subspecies:
- F. u. unduligera:
- North-western Amazonian Brazil on upper Rio Negro
- F. u. diversa:
- F. u. pallida:
- South-western Amazonian Brazil south of the Amazon; northern Bolivia (?)
Fulvous Antshrike (Frederickena fulva) was considered a subspecies of F. unduligera, but is now considered a separate species.[1][2]
Habitat
Moist lowland forests.
Behaviour
Unobtrusive: generally difficult to detect.
References
- Clements, JF. 2010. The Clements Checklist of Birds of the World. 6th ed., with updates to December 2010. Ithaca: Cornell Univ. Press. ISBN 978-0801445019. Spreadsheet available at http://www.birds.cornell.edu/clementschecklist/Clements%206.5.xls/view
- Gill, F and D Donsker (Eds). 2010. IOC World Bird Names (version 2.7). Available at http://www.worldbirdnames.org/.
- Birdforum thread discussing the taxonomy of Undulated Antshrike
- Ridgely and Tudor 2009. Field guide to the songbirds of South America - The Passerines. University of Texas Press. ISBN 978-0-292-71979-8
- SACC proposal to split Fulvous Antshrike
Recommended Citation
- BirdForum Opus contributors. (2024) Undulated Antshrike. In: BirdForum, the forum for wild birds and birding. Retrieved 13 May 2024 from https://www.birdforum.net/opus/Undulated_Antshrike