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Acre Antshrike - BirdForum Opus

Thamnophilus divisorius


c. 15 cm.


  • Almost entirely dark bluish-grey plumage
  • Blacker hood, wings and tail
  • Mottled greyish underwing-coverts
  • Sometimes some white feathers on head and small white spots at tips of some upperwing-coverts and at tips of outer rectrices
  • Black bill
  • Dull bluish-grey legs, yellow soles


  • Bluish-grey facial region and upperparts
  • Slightly darker wings and tail
  • Brownish-orange underparts
  • Sometimes with some small buffish-orange spots on tips of some upperwing-coverts and outer rectrices

Juveniles are similar to adults.


Endemic to Western Amazonian Brazil in Serra do Divisor National Park, also in similar habitat in adjacent Peru.
A resctricted-range species with a very small range.


This is a monotypic species. Described as recently as in 2004.


Found in dense ridgetop forest on thin, sandy soil. Understorey dominated by terrestrial bromeliads and ferns, trees mostly of Fabaceae family.



Feeds on arthropods, including caterpillars and orthopterans.
Forages by reaching and gleaning to nearby branches and leaves.


No information available.


This is probably a sedentary species.


  1. Clements, J. F., T. S. Schulenberg, M. J. Iliff, D. Roberson, T. A. Fredericks, B. L. Sullivan, and C. L. Wood. 2016. The eBird/Clements checklist of birds of the world: v2016, with updates to August 2016. Downloaded from http://www.birds.cornell.edu/clementschecklist/download/
  2. Handbook of the Birds of the World Alive (retrieved December 2016)

Recommended Citation

External Links

GSearch checked for 2020 platform.