Dysithamnus occidentalis (Chapman, 1923)
Bicolored antvireo, Bicoloured antvireo, Western antvireo
Taxonomy & Nomenclature
Synonym/s: Thamnomanes occidentalis occidentalis Stotz et al. (1996)
Conservation Status
Last record: 1941
Rediscovered in 1991
IUCN RedList status: Vulnerable
Distribution
Colombia & Ecuador
Biology & Ecology
Hypodigm
Media
References
Original scientific description:
(Chapman) 1923 Am.Mus.Novit. no.86 p.2
Other references:
Agreda, A.; Nilsson, J.; Tonato, L.; Roman, H. 2005. Range extension for, and description of the juvenile of, Bicoloured Antvireo Dysithamnus occidentalis punctitectus in Ecuador. Cotinga 24: 20-21.
BirdLife International. 2016. Dysithamnus occidentalis. The IUCN Red List of Threatened Species 2016: e.T22701407A93828448. http://dx.doi.org/10.2305/IUCN.UK.2016-3.RLTS.T22701407A93828448.en. Downloaded on 13 February 2017.
Best, B. J.; Checker, M.; Thewlis, R. M.; Best, A. L.; Duckworth, W. 1996. New bird breeding data from southwestern Ecuador. Ornitologia Neotropical 7(1): 69-73.
Collar, N. J.; Gonzaga, L. P.; Krabbe, N.; Madroño Nieto, A.; Naranjo, L. G.; Parker, T. A.; Wege, D. C. 1992. Threatened birds of the Americas: the ICBP/IUCN Red Data Book. International Council for Bird Preservation, Cambridge, U.K.
Donegan, T. M.; Dávalos, L. M. 1999. Ornithological observations from Reserva Natural Tambito, Cauca, south-west Colombia. Cotinga 12: 48-55.
Donegan, T. M.; Dávalos, L.; Salaman, P. G. W. 1998. An ornithological expedition to Tambito nature reserve, Cauca, Colombia, Aug-Sept 1997.
Greeney, H. F. 2002. First description of the nest for the Bicolored Antvireo (Dysithamnus occidentalis), with notes on its behavior in eastern Ecuador. Ornitologia Neotropical 13: 297-299.
Greeney, H. F. 2004. Breeding behavior of the bicolored Antvireo (Dysithamnus occidentalis). Ornitologia Neotropical 15: 349-356.
Harris, J. B. C.; Carpio, R. L.; Chambers, M. K.; Greeney, H. F. 2008. Altitudinal and geographical range extension for Bicoloured Antvireo Dysithamnus occidentalis punctutectus in south-east Ecuador, with notes on its nesting ecology. Cotinga: 63-65.
Krabbe, N.; Palacio, J. 1999. Range extension of Bicoloured Antvireo Dysithamnus occidentalis in Ecuador. Cotinga 11: 48.
Renjifo, L. M.; Franco-Maya, A. M.; Amaya-Espinel, J. D.; Kattan, G. H.; López-Lanús, B. 2002. Libro rojo de aves de Colombia. Instituto de Investigación de Recursos Biológicos Alexander von Humboldt y Ministerio del Medio Ambiente, Bogotá, Colombia.
Ridgely, R. S.; Greenfield, P. J. 2001. The birds of Ecuador: status, distribution and taxonomy. Cornell University Press and Christopher Helm, Ithaca and London.
Salaman, P. G. W.; Stiles, F. G. 1996. A distinctive new species of vireo (Passeriformes: Vireonidae) from the Western Andes of Colombia. Ibis 138: 610-619.
Scheffers, Brett R., Yong, Ding Li, Harris, J. Berton C., Giam, Xingli and Sodhi, Navjot S. (2011). The world’s rediscovered species: back from the brink? PLoS ONE 6(7): e22531. https://doi.org/10.1371/journal.pone.0022531 [Supporting Information (Table S1)]
Schulenberg, T. S.; Stotz, D. F.; Lane, D. F.; O'Neill, J. P.; Parker III, T. A. 2007. Birds of Peru. Princeton University Press, Princeton, NJ, USA.
Wege, D. C.; Long, A. J. 1995. Key Areas for threatened birds in the Neotropics. BirdLife International, Cambridge, U.K.
Whitney, B. M. 1992. Observations on the systematics, behavior, and vocalizations of "Thamnomanes" occidentalis (Formicariidae). The Auk 109: 302-308.