SPECIES

White-winged Black-Tyrant Knipolegus aterrimus

Andrew Farnsworth, Josep del Hoyo, Nigel Collar, Gary Langham, Guy M. Kirwan, and Andrew J. Spencer
Version: 2.0 — Published July 31, 2020

Revision History

Birds of the World

  • Version  2.0

  • Full Revision
  • July 31, 2020
  • White-winged Black-Tyrant Knipolegus aterrimus

Authors

Andrew Farnsworth, Josep del Hoyo, Nigel Collar, Gary Langham, Guy M. Kirwan, and Andrew J. Spencer

Revisors

Harold F. Greeney

Recommended Citation

Farnsworth, A., J. del Hoyo, N. Collar, G. Langham, G. M. Kirwan, and A. J. Spencer (2020). White-winged Black-Tyrant (Knipolegus aterrimus), version 2.0. In Birds of the World (T. S. Schulenberg and B. K. Keeney, Editors). Cornell Lab of Ornithology, Ithaca, NY, USA. https://doi.org/10.2173/bow.whwblt1.02

  • Version  1.0

  • March 4, 2020
  • White-winged Black-Tyrant Knipolegus aterrimus

Authors

Andrew Farnsworth, Josep del Hoyo, Nigel Collar, Gary Langham, and Guy M. Kirwan

Recommended Citation

Farnsworth, A., J. del Hoyo, N. Collar, G. Langham, and G. M. Kirwan (2020). White-winged Black-Tyrant (Knipolegus aterrimus), version 1.0. In Birds of the World (S. M. Billerman, B. K. Keeney, P. G. Rodewald, and T. S. Schulenberg, Editors). Cornell Lab of Ornithology, Ithaca, NY, USA. https://doi.org/10.2173/bow.whwblt1.01


Handbook of the Birds of the World

Authors

Josep del Hoyo, Nigel Collar, and Guy M. Kirwan

Recommended Citation

del Hoyo, J., N. Collar, and G. M. Kirwan (2017). White-rumped Black-tyrant (Knipolegus heterogyna). In Handbook of the Birds of the World Alive (J. del Hoyo, A. Elliott, J. Sargatal, D. A. Christie, and E. de Juana, Editors). Lynx Edicions, Barcelona.

Authors

Andrew Farnsworth, Gary Langham, and Guy M. Kirwan

Revisors

Guy M. Kirwan

Recommended Citation

Farnsworth, A., G. Langham, and G. M. Kirwan (2016). White-winged Black-tyrant (Knipolegus aterrimus). In Handbook of the Birds of the World Alive (J. del Hoyo, A. Elliott, J. Sargatal, D. A. Christie, and E. de Juana, Editors). Lynx Edicions, Barcelona.

Recommended Citation

Farnsworth, A., J. del Hoyo, N. Collar, G. Langham, G. M. Kirwan, and A. J. Spencer (2020). White-winged Black-Tyrant (Knipolegus aterrimus), version 2.0. In Birds of the World (T. S. Schulenberg and B. K. Keeney, Editors). Cornell Lab of Ornithology, Ithaca, NY, USA. https://doi.org/10.2173/bow.whwblt1.02