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Difference between revisions of "Yellow-olive Flatbill" - BirdForum Opus

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[[Image:Yellow-olive Flycatcher 1.jpg|thumb|550px|right|Photo &copy; by {{user|firecrest15|firecrest15}}<br />[[Carara National Park]], western [[Costa Rica]], May 2009]]
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[[Image:Yellow-olive_Flycatcher.jpg|thumb|550px|right|Photo by Fritz73<br />Photo taken: Isla Cerrito, Chaco, Argentina.]]
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'''Alternative name: Yellow-olive Flycatcher'''
 
;[[:Category:Tolmomyias|Tolmomyias]] sulphurescens
 
;[[:Category:Tolmomyias|Tolmomyias]] sulphurescens
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==Identification==
 
==Identification==
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Olive above, grey head, white lores and a narrow eye-ring, dark wings with yellow edging and two yellow wing-bars, flat bill, black above and pale below, pale throat, olive breast, pale yellow belly.
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[[Image:4619258853 e80fa326b5.jpg|thumb|350px|right|Subspecies ''cinereiceps'' <br />Photo &copy; by {{user|Coati|Coati}}<br />Rio Negro, [[Rincon de la Vieja National Park]], [[Costa Rica]], May 2010]]
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13–15·5 cm (5-6 in)
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*Olive upperparts
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*Grey head
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*White [[Topography#Heads|lores]]
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*Pale iris
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*Narrow eye-ring
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*Dark wings with yellow edging
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*Two yellow wing-bars
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*Flat bill, black upper [[Topography#Beaks|mandible]] ; pale lower mandible
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*Pale throat
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*Olive breast
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*Pale yellow belly.
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===Similar Species===
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Distinguished from the very similar [[Yellow-margined Flatbill]] by the '''pale iris'''.
  
 
==Distribution==
 
==Distribution==
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[[South America]].
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[[Image:049 Yellow-olive flycatcher P1110956.jpg|thumb|350px|right|Subspecies ''equatorialis''<br />Photo &copy; by {{user|njlarsen|njlarsen}}<br />Jorupe reserve, Loja, SW [[Ecuador]], 10 June 2019]]
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From [[Oaxaca]] in [[Mexico]] through [[Central America]] and [[South America]] except [[Chile]] and most of [[Argentina]].
  
 
==Taxonomy==
 
==Taxonomy==
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====Subspecies====
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16 subspecies are recognized<sup>[[#References|[1]]]</sup>:
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*''T. s. cinereiceps'': Tropical southern [[Mexico]] (Oaxaca) to [[Costa Rica]]
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*''T. s. flavoolivaceus'': [[Panama]] (west to Chiriquí on the Pacific slope, and to Colón on the Caribbean slope) and northwestern [[Colombia]] (east to southwestern Bolívar)
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*''T. s. asemus'': Western Colombia (Cauca and Magdalena valleys)
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*''T. s. confusus'': Eastern Andes of Colombia to south-western [[Venezuela]] and north-eastern [[Ecuador]]
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*''T. s. exortivus'': Santa Marta region of northern Colombia to northern Venezuela
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*''T. s. berlepschi'': [[Trinidad]]
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*''T. s. cherriei'': Southern Venezuela to the [[Guianas]] and northern Amazonian [[Brazil]]
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*''T. s. duidae'': Tepuis of south-eastern Venezuela and adjacent north-western Brazil
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*''T. s. aequatorialis'': Western Ecuador and north-western [[Peru]] (Tumbes and Piura)
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*''T. s. peruvianus'': South-eastern Ecuador (Loja) and northern Peru (south to Junín)
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*''T. s. insignis'': North-eastern Peru (Loreto) and adjacent western Amazonian Brazil
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*''T. s. mixtus'': North-eastern [[Brazil]] (eastern Pará to north-western Maranhão)
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*''T. s. inornatus'': Subtropical south-eastern Peru (northern Puno)
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*''T. s. pallescens'': Eastern Brazil (Minas Gerais) to northern [[Bolivia]] and northern [[Argentina]]
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*''T. s. grisescens'': [[Paraguay]] and northern Argentina (eastern Chaco, Formosa and northern Santa Fe)
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*''T. s. sulphurescens'': South-eastern Brazil to eastern Paraguay and north-eastern Argentina
  
 
==Habitat==
 
==Habitat==
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Woodland and riversides.
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They occupy a wide variety of humid and montane forests and forest edges.
  
 
==Behaviour==
 
==Behaviour==
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It builds a hanging nest which can be conspicuous and consists of a retort-like nest chamber with a long entrance tube attached to the side.
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[[Image:Nest Yellow-olive Flycatcer P1220397.jpg|thumb|350px|right|Nest of subspecies ''flavoolivaceus''<br />Photo &copy; by {{user|njlarsen|njlarsen}}<br />Canopy Lodge, El Valle, Cocle, [[Panama]], 13 August 2022]]
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====Diet====
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Their diet consists mostly of insects, particularly beetles.
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====Breeding====
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The male displays with open quivering wings. They build a hanging nest which is generally conspicuous and has a long cylindrical side entrance leading to the nest chamber.
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==References==
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#{{Ref-Clements6thOct23}}#{{Ref-GillDonskerRasmussen24V14.2}}#Handbook of the Birds of the World Alive (retrieved January 2016)
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#Avibirds Suriname
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#Caballero, I. (2020). Yellow-olive Flycatcher (Tolmomyias sulphurescens), version 1.0. In Birds of the World (J. del Hoyo, A. Elliott, J. Sargatal, D. A. Christie, and E. de Juana, Editors). Cornell Lab of Ornithology, Ithaca, NY, USA. https://doi.org/10.2173/bow.yeofly1.01
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{{ref}}
 
==External Links==
 
==External Links==
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{{GSearch|Tolmomyias+sulphurescens}}
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{{GSearch|"Tolmomyias sulphurescens" {{!}} "Yellow-olive Flycatcher" {{!}} "Yellow-olive Flatbill"}}
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{{GS-checked}}1
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<br />
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<br />
  
 
[[Category:Birds]] [[Category:Tolmomyias]]
 
[[Category:Birds]] [[Category:Tolmomyias]]

Latest revision as of 18:44, 29 September 2024

Photo © by firecrest15
Carara National Park, western Costa Rica, May 2009

Alternative name: Yellow-olive Flycatcher

Tolmomyias sulphurescens

Identification

Subspecies cinereiceps
Photo © by Coati
Rio Negro, Rincon de la Vieja National Park, Costa Rica, May 2010

13–15·5 cm (5-6 in)

  • Olive upperparts
  • Grey head
  • White lores
  • Pale iris
  • Narrow eye-ring
  • Dark wings with yellow edging
  • Two yellow wing-bars
  • Flat bill, black upper mandible ; pale lower mandible
  • Pale throat
  • Olive breast
  • Pale yellow belly.

Similar Species

Distinguished from the very similar Yellow-margined Flatbill by the pale iris.

Distribution

Subspecies equatorialis
Photo © by njlarsen
Jorupe reserve, Loja, SW Ecuador, 10 June 2019

From Oaxaca in Mexico through Central America and South America except Chile and most of Argentina.

Taxonomy

Subspecies

16 subspecies are recognized[1]:

  • T. s. cinereiceps: Tropical southern Mexico (Oaxaca) to Costa Rica
  • T. s. flavoolivaceus: Panama (west to Chiriquí on the Pacific slope, and to Colón on the Caribbean slope) and northwestern Colombia (east to southwestern Bolívar)
  • T. s. asemus: Western Colombia (Cauca and Magdalena valleys)
  • T. s. confusus: Eastern Andes of Colombia to south-western Venezuela and north-eastern Ecuador
  • T. s. exortivus: Santa Marta region of northern Colombia to northern Venezuela
  • T. s. berlepschi: Trinidad
  • T. s. cherriei: Southern Venezuela to the Guianas and northern Amazonian Brazil
  • T. s. duidae: Tepuis of south-eastern Venezuela and adjacent north-western Brazil
  • T. s. aequatorialis: Western Ecuador and north-western Peru (Tumbes and Piura)
  • T. s. peruvianus: South-eastern Ecuador (Loja) and northern Peru (south to Junín)
  • T. s. insignis: North-eastern Peru (Loreto) and adjacent western Amazonian Brazil
  • T. s. mixtus: North-eastern Brazil (eastern Pará to north-western Maranhão)
  • T. s. inornatus: Subtropical south-eastern Peru (northern Puno)
  • T. s. pallescens: Eastern Brazil (Minas Gerais) to northern Bolivia and northern Argentina
  • T. s. grisescens: Paraguay and northern Argentina (eastern Chaco, Formosa and northern Santa Fe)
  • T. s. sulphurescens: South-eastern Brazil to eastern Paraguay and north-eastern Argentina

Habitat

They occupy a wide variety of humid and montane forests and forest edges.

Behaviour

Nest of subspecies flavoolivaceus
Photo © by njlarsen
Canopy Lodge, El Valle, Cocle, Panama, 13 August 2022

Diet

Their diet consists mostly of insects, particularly beetles.

Breeding

The male displays with open quivering wings. They build a hanging nest which is generally conspicuous and has a long cylindrical side entrance leading to the nest chamber.

References

  1. Clements, J. F., P. C. Rasmussen, T. S. Schulenberg, M. J. Iliff, T. A. Fredericks, J. A. Gerbracht, D. Lepage, A. Spencer, S. M. Billerman, B. L. Sullivan, and C. L. Wood. 2023. The eBird/Clements checklist of Birds of the World: v2023. Downloaded from https://www.birds.cornell.edu/clementschecklist/download/
  2. Gill, F, D Donsker, and P Rasmussen (Eds). 2024. IOC World Bird List (v 14.2). Doi 10.14344/IOC.ML.14.2. http://www.worldbirdnames.org/
  3. Handbook of the Birds of the World Alive (retrieved January 2016)
  4. Avibirds Suriname
  5. Caballero, I. (2020). Yellow-olive Flycatcher (Tolmomyias sulphurescens), version 1.0. In Birds of the World (J. del Hoyo, A. Elliott, J. Sargatal, D. A. Christie, and E. de Juana, Editors). Cornell Lab of Ornithology, Ithaca, NY, USA. https://doi.org/10.2173/bow.yeofly1.01

Recommended Citation

External Links

GSearch checked for 2020 platform.1

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