The Wakatobi Sunbird was actually described in 1903; it was subsequently reclassified as a subspecies of the Sahul Sunbird (Cinnyris clementiae Lesson) or the Olive-backed Sunbird (Cinnyris jugularis L.); it was only recently recognized as being a distinct species (again). [1][2]
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https://www.inaturalist.org/people/abuhamas
http://creativecommons.org/licenses/by-sa/4.0/
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References:
[1] Darren P. O’Connell; David J. Kelly; Seán B. A. Kelly; Kangkuso Analuddin; Adi Karya; Nicola M. Marples; Frank E. Rheindt; Thomas E. Martin: An assessment of the avifauna of the Wakatobi Islands, South-east Sulawesi, Indonesia: species recorded and taxonomic considerations. Raffles Bulletin of Zoology 68: 574-587. 2020
[2] Fionn Ó Marcaigh; David J Kelly; Darren P O’Connell; Kangkuso Analuddin; Adi Karya; Jennifer McCloughan; Ellen Tolan; Naomi Lawless; Nicola M Marples: Small islands and large biogeographic barriers have driven contrasting speciation patterns in Indo-Pacific sunbirds (Aves: Nectariniidae). Zoological Journal of the Linnean Society 198(1): 72-92. 2023
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edited: 21.07.2023