Number of species described per year

Countries with high numbers of newly described species

• Brazil
• Peru
• Philippines
• Indonesia

2010

• Limestone leaf warbler, Phylloscopus calciatilis: Alström, P.; Davidson, P.; Duckworth, J.W.; Eames, J.C.; Le, T.T.; Nguyen, C.; Olsson, U.; Robson, C.; Timmins, R. (2010). "Description of a new species of Phylloscopus warbler from Vietnam and Laos". Ibis. 152 (1): 145–168. doi:10.1111/j.1474-919X.2009.00990.x.
• Fenwick's antpitta or Urrao antpitta, Grallaria fenwickorum: Barrera, L.F.; Bartels, A.; Fundación ProAves de Colombia (2010). "A new species of Antpitta (family Grallariidae) from the Colibrí del Sol Bird Reserve, Colombia". Conservación Colombiana. 13: 8–24.
• Socotra buzzard, Buteo socotraensis: Porter, R.F.; Kirwan, G.M. (2010). "Studies of Socotran birds VI. The taxonomic status of the Socotra Buzzard". Bull. Brit. Orn. Club. 130 (2): 116–131.
• Willard's sooty boubou, Laniarius willardi: Voelker, G.; Outlaw, R.K.; Reddy, S.; Tobler, M.; Bates, J.M.; Hackett, S.J.; Kahindo, C.; Marks, B.D.; Kerbis Peterhans, J.C.; Gnoske, T.P. (2010). "A New Species of Boubou (Malaconotidae: Laniarius) from the Albertine Rift". Auk. 127 (3): 678–689. doi:10.1525/auk.2010.09014. S2CID 15031325.
• Rock tapaculo, Scytalopus petrophilus: Whitney, B.M.; Vasconcelos, M.F.; Silveira, L.F.; Pacheco, J.F. (2010). "Scytalopus petrophilus (Rock Tapaculo): a new species from Minas Gerais, Brazil". Revista Brasileira de Ornitologia. 18 (2): 73–88.

2011

• Tsingy wood rail, Canirallus beankaensis: Steven M. Goodman; Marie Jeanne Raherilalao; Nicholas L. Block (2011). "Patterns of morphological and genetic variation in the Mentocrex kioloides complex (Aves: Gruiformes: Rallidae) from Madagascar, with the description of a new species". Zootaxa. 2776: 49–60. doi:10.11646/zootaxa.2776.1.3.
• Bryan's shearwater, Puffinus bryani: Pyle, Peter; Welch; Andreanna J.; Fleischer; Robert C. (2011). "A New Species of Shearwater (Puffinus) Recorded from Midway Atoll, Northwestern Hawaiian Islands". The Condor. 113 (3): 518–527. doi:10.1525/cond.2011.100117. S2CID 55634270.
• Várzea thrush, Turdus sanchezorum: O'Neill, John P.; Lane, Daniel F.; Naka, Luciano N. (2011). "A cryptic new species of thrush (Turdidae: Turdus) from western Amazonia". The Condor. 113 (4): 869–880. doi:10.1525/cond.2011.100244. S2CID 86624442.

2012

• Alta Floresta antpitta, Hylopezus whittakeri: Carneiro; Lincoln Silva; Gonzaga, Luiz Pedreira; Rêgo, Péricles S.; Sampaio, Iracilda; Schneider, Horacio; Aleixo, Alexandre (2012). "Systematic Revision of the Spotted Antpitta (Grallariidae: Hylopezus macularius), with Description of a Cryptic New Species from Brazilian Amazonia". The Auk. 129 (2): 338–351. doi:10.1525/auk.2012.11157. S2CID 84023178.
• Antioquia wren, Thryophilus sernai: Lara, C. E.; A. M. Cuervo; S. V. Valderrama; D. Calderón-F.; C. D. Cadena (2012). "A new species of wren (Troglodytidae: Thryophilus) from the dry Cauca River Canyon, northwestern Colombia". The Auk. 129 (3): 537–550. doi:10.1525/auk.2012.12028. S2CID 49351402.
• Sira barbet, Capito fitzpatricki: Seeholzer, G.F.; B.M. Winger, M.G. Harvey & D. Cáceres A., J.D. Weckstein (2012). "A New Species of Barbet (Capitonidae: Capito) From The Cerros Del Sira, Ucayali, Peru". The Auk. 129 (3): 551–559. doi:10.1525/auk.2012.11250. S2CID 49550316.
• †Bermuda towhee, Pipilo naufragus: Olson, S. L. & Wingate, D. B. (2012). "A new species of towhee (Aves: Emberizidae: Pipilo) from Quaternary deposits on Bermuda". Proceedings of the Biological Society of Washington. 125 (1): 85–96. doi:10.2988/11-21.1. S2CID 128495407.
• Cipó cinclodes, Cinclodes pabsti espinhacensis: Freitas, G. H. S.; Chaves, A. V.; Costa, L. M.; Santos, F. R.; Rodrigues, M. (2012). "A new species of Cinclodes from the Espinhaço Range, southeastern Brazil: insights into the biogeographical history of the South American highlands". Ibis. 154 (4): 738–755. doi:10.1111/j.1474-919x.2012.01268.x.. Lumped with long-tailed cinclodes (Cinclodes pabsti) in 2013
• Camiguin hawk-owl, Ninox leventisi:Rasmussen, P. C.; Allen, D. N. S.; Collar, N.; DeMeuleMeester, B; Hutchinson, R. O.; Jakosalem, P. G. C.; Kenny, R. S.; Lambert, F. R.; Paguntalan, L. M. (2012). "Vocal divergence and new species in the Philippine Hawk Owl Ninox philippensis complex". Forktail. 28: 1–20.. Split from Philippine hawk-owl.
• Cebu hawk-owl, Ninox rumseyi:Rasmussen, P. C.; Allen, D. N. S.; Collar, N.; DeMeuleMeester, B; Hutchinson, R. O.; Jakosalem, P. G. C.; Kenny, R. S.; Lambert, F. R.; Paguntalan, L. M. (2012). "Vocal divergence and new species in the Philippine Hawk Owl Ninox philippensis complex". Forktail. 28: 1–20. Split from Philippine hawk-owl.

2013

• Rinjani scops owl, Otus jolandae:George Sangster; Ben F. King; Philippe Verbelen; Colin R. Trainor (2013). "A New Owl Species of the Genus Otus (Aves: Strigidae) from Lombok, Indonesia". PLOS ONE. 8 (2): e53712. Bibcode:2013PLoSO...853712S. doi:10.1371/journal.pone.0053712. PMC 3572129. PMID 23418422.
• Pincoya storm petrel, Oceanites pincoyae:Peter Harrison; Michel Sallaberry; Chris P Gaskin; Karen A Baird; Alvaro Jamarillo; Shirley Maria Metz; Mark Pearman; Michael O'Keeffe; Jim Dowdall; Seamus Enright; Kieran Fahy; Jeff Gilligan; Gerard Lillie (2013). "A new storm-petrel species from Chile". The Auk. 130 (1): 180–191. doi:10.1525/auk.2012.12071. S2CID 85987531.
• Delta Amacuro softtail, Thripophaga amacurensis:Steven Leon Hilty; David Ascanio; Andrew W. Whittaker (2013). "A New Species of Softtail (Furnariidae: Thripophaga) from the Delta of the Orinoco River in Venezuela". The Condor. 115 (1): 143–154. doi:10.1525/cond.2012.110212. S2CID 84646597.
• †Bermuda flicker, Colaptes oceanicus:Storrs L. Olson (2013). "Fossil woodpeckers from Bermuda with the description of a new species of Colaptes (Aves: Picidae)". Proceedings of the Biological Society of Washington. 126 (1): 17–24. doi:10.2988/0006-324X-126.1.17. S2CID 84248107.
• †Sao Miguel scops owl, Otus frutuosoi : Juan Carlos Rando; Josep Antoni Alcover; Storrs L. Olson; Harald Pieper. (2013). "A new species of extinct scops owl (Aves: Strigiformes: Strigidae: Otus) from São Miguel Island (Azores Archipelago, North Atlantic Ocean)". Zootaxa. 3647 (2): 343–357. doi:10.11646/zootaxa.3647.2.6. hdl:10261/85708. PMID 26295111.
• Seram masked owl, Tyto almae:Knud Andreas Jønsson; Michael Køie Poulsen; Tri Haryoko; Andrew Hart Reeve; Pierre-Henri Fabre (2013). "A new species of masked-owl (Aves: Strigiformes: Tytonidae) from Seram, Indonesia". Zootaxa. 3635 (1): 51–61. doi:10.11646/zootaxa.3635.1.5. PMID 26097930.
• Junin tapaculo, Scytalopus gettyae:Peter A. Hosner; Mark B. Robbins; Thomas Valqui & A. Townsend Peterson (2013). "A New Species of Scytalopus Tapaculo (Aves: Passeriformes: Rhinocryptidae) from the Andes of Central Peru". The Wilson Journal of Ornithology. 125 (2): 233–242. doi:10.1676/12-055.1. S2CID 85756230.
• Cambodian tailorbird Orthotomus chaktomuk:Simon Mahood; Ashish John; Hong Chamnan & Colin Poole (2013). "A new species of lowland tailorbird (Passeriformes: Cisticolidae: Orthotomus) from the Mekong floodplain of Cambodia". Forktail. 29: 1–14.
• Tropeiro seedeater, Sporophila beltoni: Márcio Repenning & Carla Suertegaray Fontana. (2013). "A new species of gray seedeater (Emberizidae: Sporophila) from upland grasslands of southern Brazil". The Auk. 130 (4): 791–803. doi:10.1525/auk.2013.12167. S2CID 85942537.
• Sierra Madre ground warbler Robsonius thompsoni: Peter A. Hosner, Nikki C. Boggess; Phillip Alviola; Luis A. Sánchez-González; Carl H. Oliveros; Rolly Urriza; Robert G. Moyle. (2013). "Phylogeography of the Robsonius Ground-Warblers (Passeriformes: Locustellidae) Reveals an Undescribed Species from Northeastern Luzon, Philippines". The Condor. 115 (3): 630–639. doi:10.1525/cond.2013.120124. hdl:1808/14475. S2CID 54028888.
• Guerrero brush-finch Arremon kuehnerii: Adolfo G. Navarro-Sigüenza; Martha A. García-Hernández; A. Townsend Peterson (2013). "A new species of Brush-Finch (Arremon; Emberizidae) from western Mexico". The Wilson Journal of Ornithology. 125 (3): 443–453. doi:10.1676/12-136.1. S2CID 84057064.
• Omani owl Strix omanensis: Magnus Robb; Arnoud B van den Berg; Mark Constantine (2013). "A new species of Strix owl from Oman". Dutch Birding. 35 (5): 275–310.
• †New Caledonia snipe, Coenocorypha neocaledonica: Trevor Worthy; Atholl Anderson; Christophe Sand (2013). "An extinct Austral snipe Aves: Coenocorypha from New Caledonia". Emu. 113 (4): 383–393. doi:10.1071/MU13019. S2CID 85169982.

The following 15 Brazilian species are described in the 17th volume of the Handbook of the Birds of the World:

• Western striolated-puffbird, Nystalus obamai
• Xingu woodcreeper, Dendrocolaptes retentus
• Inambari woodcreeper, Lepidocolaptes fatimalimae
• Tupana scythebill, Campylorhamphus gyldenstolpei
• Tapajós scythebill, Campylorhamphus cardosoi
• Roosevelt stipple-throated antwren, Epinecrophylla dentei
• Bamboo antwren, Myrmotherula oreni
• Predicted antwren, Herpsilochmus praedictus
• Aripuana antwren, Herpsilochmus stotzi
• Manicoré warbling antbird, Hypocnemis rondoni
• Chico's tyrannulet, Zimmerius chicomendesi
• Acre tody-tyrant, Hemitriccus cohnhafti
• Sucunduri yellow-margined flycatcher, Tolmomyias sucunduri
• Inambari gnatcatcher, Polioptila attenboroughi
• Campina jay, Cyanocorax hafferi

2014

• São Paulo marsh antwren Formicivora paludicola: Dante Renato Corrêa Buzzetti; Ricardo Belmonte Lopes; Bianca Luiza Reinert; Luíz Fábio Silveira; Marcos Ricardo Bornschein (December 2013). "A new species of Formicivora Swainson, 1824 (Thamnophilidae) from the state of São Paulo, Brazil". Revista Brasileira de Ornitologia. 21 (4): 269–291.

[the last issue of RBO 21, from "Dec 2013", was released only in March 2014]

• Wakatobi flowerpecker Dicaeum kuehni: Seán B. A. Kelly; David J. Kelly; Natalie Cooper; Andi Bahrun; Kangkuso Analuddin; Nicola M. Marples (2014). "Molecular and Phenotypic Data Support the Recognition of the Wakatobi Flowerpecker (Dicaeum kuehni) from the Unique and Understudied Sulawesi Region". PLOS ONE. 9 (6): e98694. Bibcode:2014PLoSO...998694K. doi:10.1371/journal.pone.0098694. PMC 4045762. PMID 24896822.
• †Cryptic treehunter Cichlocolaptes mazarbarnetti Mazar Barnett, J.; Buzzetti, D.R.C. (2014). "A new species of Cichlocolaptes Reichenbach 1853 (Furnariidae), the 'gritador-do-nordeste', an undescribed trace of the fading bird life of northeastern Brazil". Rev Bras Ornitol. 22 (2): 75–94. doi:10.1007/BF03544237.
• Bahian mouse-colored tapaculo Scytalopus gonzagai: Giovanni Nachtigall Maurício; Ricardo Belmonte-Lopes; José Fernando Pacheco; Luís Fábio Silveira; Bret M. Whitney & Marcos Ricardo Bornschein (2014). "Taxonomy of 'Mouse-colored Tapaculos' (II): An endangered new species from the montane Atlantic Forest of southern Bahia, Brazil (Passeriformes: Rhinocryptidae: Scytalopus)". The Auk. 131 (4): 643–659. doi:10.1642/AUK-14-16.1.
• Sulawesi streaked flycatcher (Muscicapa sodhii) : Harris, J.B.C.; Rasmussen, P.C.; Yong, D.L.; Prawiradilaga, D.M.; Putra, D.D.; Round, P.D.; Rheindt, F.E. (2014). "A New Species of Muscicapa Flycatcher from Sulawesi, Indonesia". PLOS ONE. 9 (11): e112657. Bibcode:2014PLoSO...9k2657H. doi:10.1371/journal.pone.0112657. PMC 4242539. PMID 25419968.

2015

• Desert owl Strix hadorami: Guy M. Kirwan; Manuel Schweizer; José Luis Copete (2015). "Multiple lines of evidence confirm that Hume's Owl Strix butleri (A. O. Hume, 1878) is two species, with description of an unnamed species (Aves: Non-Passeriformes: Strigidae)". Zootaxa. 3904 (1): 28–50. doi:10.11646/zootaxa.3904.1.2. PMID 25660770. S2CID 4287913.
• Perijá tapaculo Scytalopus perijanus: Avendaño, J.E.; Cuervo, A.M.; López-O., J.P.; Gutiérrez-Pinto, N.; Cortés-Diago, A.; Cadena, C.D. (2015). "A new species of tapaculo (Rhinocryptidae: Scytalopus) from the Serranía de Perijá of Colombia and Venezuela". The Auk. 132 (2): 450–466. doi:10.1642/AUK-14-166.1. S2CID 49354537.
• Sichuan bush warbler Locustella chengi: Alström, P.; Xia, C.; Rasmussen, P.C.; Olsson, U.; Dai, B.; Zhao, J.; Leader, P.J.; Carey, G.J.; Dong. L., Cai; T., Holt; P.I., Manh; H.L., Song; G., Liu; Y., Zhang; Y. & Lei, F. (2015). "Integrative taxonomy of the Russet Bush Warbler Locustella mandelli complex reveals a new species from central China". Avian Research. 6 (9): 1–32. doi:10.1186/s40657-015-0016-z.

2016

• Himalayan forest thrush Zoothera salimalii: Alström P.; Rasmussen P.C.; Chao Zhao; Jingzi Xu; Dalvi S.; Tianlong Cai; Yuyan Guan; Kalyakin M.V.; Fumin Lei; Olsson U. (2016). "Integrative taxonomy of the Plain-backed Thrush (Zoothera mollissima) complex (Aves, Turdidae) reveals cryptic species, including a new species". Avian Research. 7 (1): 1–39. doi:10.1186/s40657-016-0037-2.
• Dahomey forest robin Stiphrornis dahomeyensis: Voelker, G.; Tobler, M.; Prestridge, H. L.; Duijm, E.; Groenenberg, D.; Hutchinson, M. R.; Martin, A. D.; Nieman, A.; Roselaar, C. S.; Huntley, J. W. (2016). "Three new species of Stiphrornis (Aves: Muscicapidae) from the Afro-tropics, with a molecular phylogenetic assessment of the genus". Systematics and Biodiversity. doi:10.1080/14772000.2016.1226978
• Ghana forest robin Stiphrornis inexpectatus: Voelker, G.; Tobler, M.; Prestridge, H. L.; Duijm, E.; Groenenberg, D.; Hutchinson, M. R.; Martin, A. D.; Nieman, A.; Roselaar, C. S.; Huntley, J. W. (2016). "Three new species of Stiphrornis (Aves: Muscicapidae) from the Afro-tropics, with a molecular phylogenetic assessment of the genus". Systematics and Biodiversity. doi:10.1080/14772000.2016.1226978.
• Rudder's forest robin Stiphrornis rudderi: Voelker, G.; Tobler, M.; Prestridge, H. L.; Duijm, E.; Groenenberg, D.; Hutchinson, M. R.; Martin, A. D.; Nieman, A.; Roselaar, C. S.; Huntley, J. W. (2016). "Three new species of Stiphrornis (Aves: Muscicapidae) from the Afro-tropics, with a molecular phylogenetic assessment of the genus". Systematics and Biodiversity. doi:10.1080/14772000.2016.1226978
• Ibera seedeater Sporophila iberaensis: Adrian Di Giacomo, Bernabe López-Lanús and Cecilia Kopuchian. 2017. A New Species of Seedeater (Emberizidae: Sporophila) from the Iberá grasslands, in northeast Argentina. bioRxiv. 046318. doi:10.1101/0463182017

2017

• Tatama tapaculo Scytalopus alvarezlopezi: Stiles, F. Gary; Laverde-R., Oscar; Cadena, Carlos Daniel (2017). "A new species of tapaculo (Rhinocryptidae: Scytalopus) from the Western Andes of Colombia". The Auk. 134 (2): 377–392. doi:10.1642/AUK-16-205.1.
• Ashambu blue robin Sholicola ashambuensis: Robin, V., Vishnudas, C.K., Gupta, P. et al. Two new genera of songbirds represent endemic radiations from the Shola Sky Islands of the Western Ghats, India. BMC Evol Biol 17, 31 (2017) doi:10.1186/s12862-017-0882-6
• Blue-winged amazon Amazona gomezgarzai: Silva, Tony; Guzmán, Antonio; Urantówka, Adam D.; Mackiewicz, Paweł (2017). "A new parrot taxon from the Yucatán Peninsula, Mexico—its position within genus Amazona based on morphology and molecular phylogeny". PeerJ. 5: e3475. doi:10.7717/peerj.3475
• Painted manakin Machaeropterus eckelberryi: Daniel F. Lane, Andrew W. Kratter, John P. O'Neill. A new species of manakin (Aves: Pipridae; Machaeropterus) from Peru with a taxonomic reassessment of the Striped Manakin (M. regulus) complex . Zootaxa, 2017; 4320 (2): 379 DOI: 10.11646/zootaxa.4320.2.11
• Dry-forest sabrewing Campylopterus calcirupicola: Lopes, Leonardo; Ferreira de Vasconcelos, Marcelo; Gonzaga, Luiz (2017-05-15). "A cryptic new species of hummingbird of the Campylopterus largipennis complex (Aves: Trochilidae)". Zootaxa. 4268: 1–33. doi:10.11646/zootaxa.4268.1.1
• †Greater Azores bullfinch Pyrrhula crassa: J. C. Rando, H. Pieper, Storrs L. Olson, F. Pereira and J. A. Alcover. 2017. A New Extinct Species of Large Bullfinch (Aves: Fringillidae: Pyrrhula) from Graciosa Island (Azores, North Atlantic Ocean). Zootaxa. 4282(3); 567–583.  DOI: 10.11646/zootaxa.4282.3.9
• Rote myzomela Myzomela irianawidodoae: Dewi Malia Prawiradilaga, Pratibha Baveja, Suparno, Hidayat Ashari, Nathaniel Sheng Rong Ng, Chyi Yin Gwee, Philippe Verbelen and Frank Erwin Rheindt (2017). A colorful new species of Myzomela Honeyeater from Rote Island in Eastern Indonesia. Treubia. Number: 44. Pages: 77-100. December. http://e-journal.biologi.lipi.go.id/index.php/treubia/article/view/3414
• Santa Marta screech owl Megascops gilesi: Krabbe, N. K. (2017). "A new species of Megascops (Strigidae) from the Sierra Nevada de Santa Marta, Colombia, with notes on voices of New World screech-owls". Ornitología Colombiana. 16: 1–27.

2018

• Cordillera Azul antbird Myrmoderus eowilsoni: Andre E. Moncrieff, Oscar Johnson, Daniel F. Lane, Josh R. Beck, Fernando Angulo and Jesse Fagan. 2018. A New Species of Antbird (Passeriformes: Thamnophilidae) from the Cordillera Azul, San Martín, Peru [Una nueva especie de hormiguero (Passeriformes: Thamnophilidae) de la Cordillera Azul, San Martín, Perú]. The Auk. 135(1); 114–126. DOI: 10.1642/AUK-17-97.1
• Whenua Hou diving petrel Pelecanoides whenuahouensis: Fischer, Johannes H.; Debski, Igor; Miskelly, Colin M.; Bost, Charles A.; Fromant, Aymeric; Tennyson, Alan J. D.; Tessler, Jake; Cole, Rosalind; Hiscock, Johanna H. (2018-06-27). "Analyses of phenotypic differentiations among South Georgian Diving Petrel (Pelecanoides georgicus) populations reveal an undescribed and highly endangered species from New Zealand". PLOS ONE. 13 (6): e0197766. doi:10.1371/journal.pone.0197766. ISSN 1932-6203
• Western square-tailed drongo Dicrurus occidentalis: Fuchs, Jérôme; DOUNO, MORY; Bowie, Rauri; Fjeldså, Jon (2018-06-20). "Taxonomic revision of the Square-tailed Drongo species complex (Passeriformes: Dicruridae) with description of a new species from western Africa". Zootaxa. 4438: 105. doi:10.11646/zootaxa.4438.1.4
• Southern dark newtonia Newtonia lavarambo: Younger, Jane & Strozier, Lynika & Maddox, J. Dylan & Nyári, Árpád & Bonfitto, Matthew & Raherilalao, Marie Jeanne & Goodman, Steven & Reddy, Sushma. (2018). Hidden diversity of forest birds in Madagascar revealed using integrative taxonomy. Molecular Phylogenetics and Evolution. 124. [[doi:10.1016/j.ympev.2018.02.017|doi:10.1016/j.ympev.2018.02.017]].
• Blue-throated hillstar Oreotrochilus cyanolaemus: Francisco Sornoza-Molina, Juan F. Freile, Jonas Nilsson, Niels Krabbe and Elisa Bonaccorso. 2018. A Striking, Critically Endangered, New Species of Hillstar (Trochilidae: Oreotrochilus) from the southwestern Andes of Ecuador [Una sorprendente y críticamente amenazada especie nueva de estrella (Trochilidae: Oreotrochilus) de los Andes suroccidentales de Ecuador]. The Auk. 135(4);1146-1171. doi:10.1642/AUK-18-58.1
• Rote leaf warbler Phylloscopus rotiensis: Ng, Nathaniel. S. R.; Prawiradilaga, Dewi. M.; Ng, Elize. Y. X.; Suparno; Ashari, Hidayat; Trainor, Colin; Verbelen, Philippe; Rheindt, Frank. E. (2018-10-23). "A striking new species of leaf warbler from the Lesser Sundas as uncovered through morphology and genomics". Scientific Reports. 8 (1). doi:10.1038/s41598-018-34101-7. ISSN 2045-2322.

2019

• Cream-eyed bulbul Pycnonotus pseudosimplex: Subir B. Shakya, Haw Chuan Lim, Robert G. Moyle, Mustafa Abdul Rahman, Maklarin Lakim and Frederick H. Sheldon. 2019. A Cryptic New Species of Bulbul from Borneo. Bulletin of the British Ornithologists' Club. 139(1) DOI 10.25226/bboc.v139i1.2019.a3 ISSN 0007-1595
• Whistling long-tailed cuckoo Cercococcyx lemaireae: Peter Boesman and N. J. Collar "Two undescribed species of bird from West Africa," Bulletin of the British Ornithologists' Club 139(2), 147–159, (17 June 2019). https://doi.org/10.25226/bboc.v139i2.2019.a7
• Western yellow-spotted barbet Buccanodon dowsetti: Peter Boesman and N. J. Collar "Two undescribed species of bird from West Africa," Bulletin of the British Ornithologists' Club 139(2), 147–159, (17 June 2019). https://doi.org/10.25226/bboc.v139i2.2019.a7
• Alor myzomela Myzomela prawiradilagae: Mohammad Irham, Hidayat Ashari, Suparno, Colin R. Trainor, Philippe Verbelen, Meng Yue Wu and Frank E. Rheindt. 2019. A New Myzomela Honeyeater (Meliphagidae) from the Highlands of Alor Island, Indonesia. Journal of Ornithology. DOI: 10.1007/s10336-019-01722-2
• Spectacled flowerpecker Dicaeum dayakorum: Jacob R. Saucier, Christopher M. Milensky, Marcos A. Caraballo-Ortiz, Roslina Ragai, N. Faridah Dahlan and David P. Edwards. 2019. A Distinctive New Species of Flowerpecker (Passeriformes: Dicaeidae) from Borneo. Zootaxa. 4686(4); 451–464. DOI: 10.11646/zootaxa.4686.4.1

Described in this period, no longer thought to be good species

• Strix omanensis, described in 2013, is now thought to be identical with Strix butleri.
• Amazona gomezgarzai, described in 2017, now thought to represent specimens of hybrid origin

Described in this period as a species but may instead be a subspecies

• Sholicola ashambuensis, described in 2017, tentatively considered a subspecies of S. albiventris by the Clements Checklist.
• Newtonia lavarambo, described in 2018, tentatively considered a subspecies of N. amphicroa by the Clements Checklist.