Xanthomixis tenebrosa (Stresemann, 1925)
Dusky tetraka, Dusky greenbul
Taxonomy & Nomenclature
Synonym/s: Bernieria tenebrosa (Stresemann, 1925); Bernieria tenebrosus (Stresemann, 1925); Phyllastrephus tenebrosus tenebrosus (Stresemann, 1925); Crossleyia tenebrosa (Stresemann, 1925)
Conservation Status
Last record: 1983 (Martin et al., 2023); 1987 (unconfirmed) (Martin et al., 2023); 1999
Rediscovered in 2023
IUCN RedList status: Data Deficient
Distribution
Madagascar
Anatomy & Morphology
Biology & Ecology
Hypodigm
Media
References
Bird, J.P., Martin, R., Akçakaya, H.R., Gilroy, J., Burfield, I.J., Garnett, S.G., Symes, A., Taylor, J., Şekercioğlu, Ç.H. and Butchart, S.H.M. 2020. Generation lengths of the world’s birds and their implications for extinction risk. Conservation Biology 34(5): 1252-1261.
BirdLife International. (2020). Crossleyia tenebrosa. The IUCN Red List of Threatened Species 2020: e.T22713021A177366079. https://dx.doi.org/10.2305/IUCN.UK.2020-3.RLTS.T22713021A177366079.en. Accessed on 02 March 2023.
Hawkins, A. F. A.; Sartain, A. 2013. Dusky Tetraka, Xanthomixis tenebrosa. In: Safford, R. J.; Hawkins, A. F. A. (ed.), The Birds of Africa. Volume VIII: The Malagasy Region, pp. 728-730. Christopher Helm, London.
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.
Martin, Thomas E., Bennett, Gareth C., Fairbairn, Andrew J. and Mooers, A. Ø. (2023). ‘Lost’ taxa and their conservation implications. Animal Conservation 26(1): 14-24. https://doi.org/10.1111/acv.12788 [Appendix S2 (1617 taxa not seen >10 years); Appendix S3 (562 taxa not seen >50 years)]
Morris, P.; Hawkins, F. 1998. Birds of Madagascar: a photographic guide. Pica Press, Robertsbridge, UK.
Randriamanindry, J. J. 1995. The Dusky Greenbul Phyllastrephus tenebrosus in the Zahamena Strict Reserve, Madagascar. Working Group on Birds in the Madagascar Region Newsletter 5: 1.
ZICOMA. 1999. Zones d'Importance pour la Conservation des Oiseaux a Madagascar.
https://www.birdwatchingdaily.com/news/conservation/dusky-tetraka-rediscovered-in-madagascar/