Rufous-webbed bush tyrant

The rufous-webbed bush tyrant (Cnemarchus rufipennis) is a species of bird in the family Tyrannidae. It is found mostly in Argentina, Bolivia, and Peru with a few records in Chile,^[1][2] where its natural habitats are subtropical or tropical moist montane forests and subtropical or tropical high-altitude shrubland.^[3]

Rufous-webbed bush tyrant
Conservation status
Least Concern  (IUCN 3.1)[1]
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Chordata
Class:	Aves
Order:	Passeriformes
Family:	Tyrannidae
Genus:	Cnemarchus
Species:	C. rufipennis
Binomial name
Cnemarchus rufipennis (Taczanowski, 1874)
Synonyms
Myiotheretes rufipennis (Taczanowski, 1874)

Taxonomy

The rufous-webbed bush tyrant was formerly placed in the monotypic genus Polioxolmis. It was moved to Cnemarchus based on the results of genetic studies published in 2020.^[4][5][6][7]

References

1. BirdLife International (2012). "Polioxolmis rufipennis". IUCN Red List of Threatened Species. 2012. Retrieved 26 November 2013.{{cite iucn}}: old-form url (help)
2. eBird Basic Dataset. Version: EBD_relMay-2016. Cornell Lab of Ornithology, Ithaca, New York. May 2016.
3. "Polioxolmis rufipennis: Classifications". IUCN Red List of Threatened Species. Retrieved 21 September 2014.{{cite iucn}}: old-form url (help)
4. Chesser, R.T.; Harvey, M.H.; Brumfield, R.T.; Derryberry, E.P. (2020). "A revised classification of the Xolmiini (Aves: Tyrannidae: Fluvicolinae), including a new genus for Muscisaxicola fluviatilis". Proceedings of the Biological Society of Washington. 133 (1): 35–48. doi:10.2988/20-00005.
5. Ohlson, J.I.; Irestedt, M.; Batalha Filho, H.; Ericson, P.G.P.; Fjeldså, J. (2020). "A revised classification of the fluvicoline tyrant flycatchers (Passeriformes, Tyrannidae, Fluvicolinae)". Zootaxa. 4747 (1): 167–176. doi:10.11646/zootaxa.4747.1.7. PMID 32230123.
6. Areta, Nacho; Pearman, Mark (September 2020). "Proposal 885: Revise the generic classification of the Xolmiini". South American Classification Committee, American Ornithologists' Union. Retrieved 26 July 2021.
7. Gill, Frank; Donsker, David; Rasmussen, Pamela, eds. (July 2021). "Tyrant flycatchers". IOC World Bird List Version 11.2. International Ornithologists' Union. Retrieved 26 July 2021.
8. "ITIS Report: Polioxolmis". Integrated Taxonomic Information System. Retrieved 21 September 2014.