Current view: Data table and detailed info
Knipolegus signatus and K. cabanisi (del Hoyo and Collar 2016) were previously lumped as K. signatus (see SACC [2005 & updates]; Sibley & Monroe [1990, 1993]; Stotz et al. ).
del Hoyo, J., Collar, N.J., Christie, D.A., Elliott, A., Fishpool, L.D.C., Boesman, P. and Kirwan, G.M. 2016. HBW and BirdLife International Illustrated Checklist of the Birds of the World. Volume 2: Passerines. Lynx Edicions and BirdLife International, Barcelona, Spain and Cambridge, UK.
Stotz, D. F.; Fitzpatrick, J. W.; Parker, T. A.; Moskovits, D. K. 1996. Neotropical birds: ecology and conservation. University of Chicago Press, Chicago.
Red List criteria met
Red List history
IUCN Red list criteria met and history
||not a migrant
|Land mass type
Population justification: The global population size has not been quantified, but the pre-split species has been described as 'uncommon' (Stotz et al. 1996).
Trend justification: This population is suspected to be stable in the absence of evidence for any declines or substantial threats.
Important Bird and Biodiversity Areas (IBA)
BirdLife International (2023) Species factsheet: Knipolegus cabanisi. Downloaded from
http://datazone.birdlife.org/species/factsheet/plumbeous-black-tyrant-knipolegus-cabanisi on 01/06/2023.
Recommended citation for factsheets for more than one species: BirdLife International (2023) IUCN Red List for birds. Downloaded from
http://datazone.birdlife.org on 01/06/2023.