- Apalis chirindensis chirindensis
- Apalis cinerea (Gray Apalis)
- Apalis cinerea cinerea
- Apalis cinerea funebris
- Apalis cinerea grandis
- Apalis cinerea sclateri
- Apalis flavida (Yellow-breasted Apalis)
- Apalis flavida abyssinica
- Apalis flavida caniceps
- Apalis flavida flavida
- Apalis flavida florisuga
- Apalis flavida golzi
- Apalis flavida pugnax
- Apalis flavida viridiceps
- Apalis goslingi (Gosling’s Apalis)
- Apalis jacksoni (Black-throated Apalis)
- Apalis jacksoni jacksoni
- Apalis karamojae (Karamoja Apalis)
- Apalis karamojae karamojae
- Apalis karamojae stronachi
- Apalis melanocephala (Black-headed Apalis)
- Apalis melanocephala fuliginosa
- Apalis melanocephala melanocephala
- Apalis melanocephala tenebricosa
- Apalis nigriceps (Black-capped Apalis)
- Apalis nigriceps collaris
- Apalis nigriceps nigriceps
- Apalis personata (Black-faced Apalis)
- Apalis personata personata
- Apalis porphyrolaema (Chestnut-throated Apalis)
- Apalis porphyrolaema affinis
- Apalis porphyrolaema kaboboensis
- Apalis porphyrolaema porphyrolaema
- Apalis pulchra (Black-collared Apalis)
- Apalis pulchra murphyi
- Apalis pulchra pulchra
- Apalis ruddi (Rudd’s Apalis)
- Apalis ruddi fumosa
- Apalis ruddi ruddi
- Apalis rufogularis (Buff-throated Apalis)
- Apalis rufogularis angolensis
- Apalis rufogularis brauni
- Apalis rufogularis kigezi
- Apalis rufogularis nigrescens
- Apalis rufogularis rufogularis
- Apalis ruwenzorii (Ruwenzori Apalis)
- Apalis sharpii (Sharpe’s Apalis)
- Apalis thoracica (Bar-throated Apalis)
- Apalis thoracica capensis
- Apalis thoracica flavigularis
- Apalis thoracica flaviventris
- Apalis thoracica fuscigularis
- Apalis thoracica griseopyga
- Apalis thoracica lynesi
- Apalis thoracica murina
- Apalis thoracica rhodesiae
- Apalis thoracica thoracica
- Apalis thoracica uluguru
- Apalis thoracica whitei
- Apalopteron familiare (Bonin Honeyeater)
- Apalopteron familiare familiare
- Apalopteron familiare hahasima
- Aphanotriccus audax (Black-billed Flycatcher)
- Aphanotriccus capitalis (Tawny-chested Flycatcher)
- Aphelocephala leucopsis (Southern Whiteface)
- Aphelocephala leucopsis castaneiventris
- Aphelocephala leucopsis leucopsis
- Aphelocephala nigricincta (Banded Whiteface)
- Aphelocephala pectoralis (Chestnut-breasted Whiteface)
- Aphelocoma californica (Western Scrub-Jay)
- Aphelocoma californica [californica Group] (Western Scrub-Jay (Coastal))
- Aphelocoma californica [woodhouseii Group] (Western Scrub-Jay (Woodhouse’s))
- Aphelocoma californica cactophila
- Aphelocoma californica californica
- Aphelocoma californica cana
- Aphelocoma californica caurina
- Aphelocoma californica cyanotis
- Aphelocoma californica grisea
- Aphelocoma californica hypoleuca
- Aphelocoma californica nevadae
- Aphelocoma californica obscura
- Aphelocoma californica oocleptica
- Aphelocoma californica remota
- Aphelocoma californica sumichrasti
- Aphelocoma californica texana
- Aphelocoma californica woodhouseii
- Aphelocoma coerulescens (Florida Scrub-Jay)
- Aphelocoma insularis (Island Scrub-Jay)
- Aphelocoma ultramarina (Mexican Jay)
- Aphelocoma ultramarina [arizonae Group] (Mexican Jay (Western))
- Aphelocoma ultramarina [couchii Group] (Mexican Jay (Eastern))
- Aphelocoma ultramarina arizonae
- Aphelocoma ultramarina colimae
- Aphelocoma ultramarina couchii
- Aphelocoma ultramarina gracilis
- Aphelocoma ultramarina potosina
- Aphelocoma ultramarina ultramarina
- Aphelocoma ultramarina wollweberi
- Aphelocoma unicolor (Unicolored Jay)
- Aphelocoma unicolor concolor
- Aphelocoma unicolor griscomi
- Aphelocoma unicolor guerrerensis
- Aphelocoma unicolor oaxacae
- Aphelocoma unicolor unicolor
- Aphrastura masafuerae (Masafuera Rayadito)
- Aphrastura spinicauda (Thorn-tailed Rayadito)
- Aphrastura spinicauda fulva
- Aphrastura spinicauda spinicauda
- Aplonis atrifusca (Samoan Starling)
- Aplonis brunneicapillus (White-eyed Starling)
- Aplonis cantoroides (Singing Starling)
- Aplonis cinerascens (Rarotonga Starling)
- Aplonis corvina (Kosrae Starling)
- Aplonis crassa (Tanimbar Starling)
- Aplonis dichroa (San Cristobal Starling)
- Aplonis feadensis (Atoll Starling)
- Aplonis feadensis feadensis
- Aplonis fusca (Norfolk Starling)
- Aplonis grandis (Brown-winged Starling)
- Aplonis grandis grandis
- Aplonis grandis malaita
- Aplonis insularis (Rennell Starling)
- Aplonis magna (Long-tailed Starling)
- Aplonis magna magna
- Aplonis mavornata (Mysterious Starling)
- Aplonis metallica (Metallic Starling)
- Aplonis metallica inornata
- Aplonis metallica metallica
- Aplonis metallica nitida
- Aplonis metallica purpureiceps
- Aplonis minor (Short-tailed Starling)
- Aplonis mysolensis (Moluccan Starling)
- Aplonis mysolensis mysolensis
- Aplonis mystacea (Yellow-eyed Starling)
- Aplonis opaca (Micronesian Starling)
- Aplonis opaca aeneus
- Aplonis opaca guami
- Aplonis opaca opaca
- Aplonis opaca ponapensis
- Aplonis panayensis (Asian Glossy Starling)
- Aplonis panayensis affinis
- Aplonis panayensis altirostris
- Aplonis panayensis enganensis
- Aplonis panayensis panayensis
- Aplonis panayensis sanghirensis
- Aplonis panayensis strigata
- Aplonis panayensis tytleri
- Aplonis pelzelni (Pohnpei Starling)
- Aplonis santovestris (Mountain Starling)
- Aplonis striata (Striated Starling)
- Aplonis striata atronitens
- Aplonis striata striata
- Aplonis tabuensis (Polynesian Starling)
- Aplonis tabuensis brevirostris
- Aplonis tabuensis brunnescens
- Aplonis tabuensis manuae
- Aplonis tabuensis nesiotes
- Aplonis tabuensis tabuensis
- Aplonis tabuensis tenebrosus
- Aplonis tabuensis vitiensis
- Aplonis zelandica (Rusty-winged Starling)
- Aplonis zelandica rufipennis
- Aplonis zelandica zelandica
- Arachnothera affinis (Streaky-breasted Spiderhunter)
- Arachnothera affinis affinis
- Arachnothera affinis everetti
- Arachnothera chrysogenys (Yellow-eared Spiderhunter)
- Arachnothera chrysogenys chrysogenys
- Arachnothera clarae (Naked-faced Spiderhunter)
- Arachnothera clarae clarae
- Arachnothera clarae luzonensis
- Arachnothera clarae philippensis
- Arachnothera crassirostris (Thick-billed Spiderhunter)
- Arachnothera flavigaster (Spectacled Spiderhunter)
- Arachnothera juliae (Whitehead’s Spiderhunter)
- Arachnothera longirostra (Little Spiderhunter)
- Arachnothera longirostra buettikoferi
- Arachnothera longirostra dilutior
- Arachnothera longirostra flammifera
- Arachnothera longirostra longirostra
- Arachnothera longirostra randi
- Arachnothera longirostra rothschildi
- Arachnothera longirostra sordida
- Arachnothera magna (Streaked Spiderhunter)
- Arachnothera magna aurata
- Arachnothera magna magna
- Arachnothera magna pagodarum
- Arachnothera modesta (Gray-breasted Spiderhunter)
- Arachnothera modesta concolor
- Arachnothera modesta modesta
- Arachnothera robusta (Long-billed Spiderhunter)
- Arachnothera robusta armata
- Arachnothera robusta robusta
- Arcanator orostruthus (Dapple-throat)
- Arcanator orostruthus orostruthus
- Archboldia papuensis (Archbold’s Bowerbird)
- Archboldia sanfordi (Sanford’s Bowerbird)
- Arremon abeillei (Black-capped Sparrow)
- Arremon abeillei abeillei
- Arremon abeillei nigriceps
- Arremon aurantiirostris (Orange-billed Sparrow)
- Arremon aurantiirostris aurantiirostris
- Arremon aurantiirostris erythrorhynchus
- Arremon aurantiirostris occidentalis
- Arremon aurantiirostris rufidorsalis
- Arremon aurantiirostris saturatus
- Arremon aurantiirostris spectabilis
- Arremon brunneinucha (Chestnut-capped Brush-Finch)
- Arremon brunneinucha [brunneinucha Group] (Chestnut-capped Brush-Finch (Chestnut-capped))
- Arremon brunneinucha alleni
- Arremon brunneinucha brunneinucha
- Arremon brunneinucha frontalis
- Arremon brunneinucha inornatus
- Arremon brunneinucha macrourus
- Arremon castaneiceps (Olive Finch)
- Arremon crassirostris (Sooty-faced Finch)
- Arremon flavirostris (Saffron-billed Sparrow)
- Arremon flavirostris flavirostris
- Arremon flavirostris polionotus
- Arremon franciscanus (Sao Francisco Sparrow)
- Arremon schlegeli (Golden-winged Sparrow)
- Arremon schlegeli schlegeli
- Arremon semitorquatus (Half-collared Sparrow)
- Arremon taciturnus (Pectoral Sparrow)
- Arremon taciturnus axillaris
- Arremon taciturnus nigrirostris
- Arremon taciturnus taciturnus
- Arremon torquatus (Stripe-headed Brush-Finch)
- Arremon torquatus assimilis
- Arremon torquatus atricapillus
- Arremon torquatus basilicus
- Arremon torquatus costaricensis
- Arremon torquatus nigrifrons
- Arremon torquatus poliophrys
- Arremon torquatus tacarcunae
- Arremon torquatus torquatus
- Arremon virenticeps (Green-striped Brush-Finch)
- Arremon virenticeps virenticeps
- Arremonops chloronotus (Green-backed Sparrow)
- Arremonops chloronotus chloronotus
- Arremonops conirostris (Black-striped Sparrow)
- Arremonops conirostris conirostris
- Arremonops conirostris richmondi
- Arremonops conirostris striaticeps
- Arremonops conirostris umbrinus
- Arremonops rufivirgatus (Olive Sparrow)
- Arremonops rufivirgatus chiapensis
- Arremonops rufivirgatus crassirostris
- Arremonops rufivirgatus ridgwayi
- Arremonops rufivirgatus rufivirgatus
- Arremonops rufivirgatus sinaloae
- Arremonops rufivirgatus sumichrasti
- Arremonops rufivirgatus superciliosus
- Arremonops rufivirgatus verticalis
- Arremonops tocuyensis (Tocuyo Sparrow)
- Arses insularis (Rufous-collared Monarch)
- Arses kaupi (Pied Monarch)
- Arses kaupi kaupi
- Arses kaupi terraereginae
- Arses lorealis (Frill-necked Monarch)
- Arses telescophthalmus (Frilled Monarch)
- Arses telescophthalmus aruensis
- Arses telescophthalmus harterti
- Arses telescophthalmus lauterbachi
- Arses telescophthalmus telescophthalmus
- Artamella viridis (White-headed Vanga)
- Artamella viridis annae
- Artamella viridis viridis
- Artamus cinereus (Black-faced Woodswallow)
- Artamus cinereus cinereus
- Artamus cinereus melanops
- Artamus cinereus normani
- Artamus cinereus perspicillatus
- Artamus cyanopterus (Dusky Woodswallow)
- Artamus cyanopterus cyanopterus
- Artamus fuscus (Ashy Woodswallow)
- Artamus insignis (Bismarck Woodswallow)
- Artamus leucorynchus (White-breasted Woodswallow)
- Artamus leucorynchus albiventer
- Artamus leucorynchus humei
- Artamus leucorynchus leucopygialis
- Artamus leucorynchus leucorynchus
- Artamus leucorynchus pelewensis
- Artamus leucorynchus tenuis
- Artamus maximus (Great Woodswallow)
- Artamus mentalis (Fiji Woodswallow)
- Artamus minor (Little Woodswallow)
- Artamus minor derbyi
- Artamus minor minor
- Artamus monachus (White-backed Woodswallow)
- Artamus personatus (Masked Woodswallow)
- Artamus superciliosus (White-browed Woodswallow)
- Arundinicola leucocephala (White-headed Marsh-Tyrant)
- Ashbyia lovensis (Desert Chat)
- Asthenes anthoides (Austral Canastero)
- Asthenes baeri (Short-billed Canastero)
- Asthenes baeri baeri
- Asthenes baeri chacoensis
- Asthenes berlepschi (Berlepsch’s Canastero)
- Asthenes cactorum (Cactus Canastero)
- Asthenes cactorum cactorum
- Asthenes dorbignyi (Creamy-breasted Canastero)
- Asthenes dorbignyi arequipae (Creamy-breasted Canastero (Dark-winged))
- Asthenes dorbignyi dorbignyi
- Asthenes dorbignyi huancavelicae
- Asthenes dorbignyi usheri
- Asthenes flammulata (Many-striped Canastero)
- Asthenes flammulata flammulata
- Asthenes flammulata multostriata
- Asthenes flammulata pallida
- Asthenes flammulata taczanowskii
- Asthenes heterura (Maquis Canastero)
- Asthenes hudsoni (Hudson’s Canastero)
- Asthenes humicola (Dusky-tailed Canastero)
- Asthenes humicola humicola
- Asthenes humicola polysticta
- Asthenes humilis (Streak-throated Canastero)
- Asthenes humilis cajamarcae
- Asthenes humilis humilis
- Asthenes humilis robusta
- Asthenes luizae (Cipo Canastero)
- Asthenes maculicauda (Scribble-tailed Canastero)
- Asthenes modesta (Cordilleran Canastero)
- Asthenes modesta australis
- Asthenes modesta modesta
- Asthenes modesta proxima
- Asthenes modesta rostrata
- Asthenes modesta serrana
- Asthenes ottonis (Rusty-fronted Canastero)
- Asthenes patagonica (Patagonian Canastero)
- Asthenes pudibunda (Canyon Canastero)
- Asthenes pudibunda neglecta
- Asthenes pudibunda pudibunda
- Asthenes pyrrholeuca (Sharp-billed Canastero)
- Asthenes pyrrholeuca affinis
- Asthenes pyrrholeuca pyrrholeuca
- Asthenes pyrrholeuca sordida
- Asthenes sclateri (Puna Canastero)
- Asthenes sclateri lilloi
- Asthenes sclateri punensis
- Asthenes sclateri sclateri
- Asthenes steinbachi (Steinbach’s Canastero)
- Asthenes urubambensis (Line-fronted Canastero)
- Asthenes urubambensis huallagae
- Asthenes urubambensis urubambensis
- Asthenes virgata (Junin Canastero)
- Asthenes wyatti (Streak-backed Canastero)
- Asthenes wyatti aequatorialis
- Asthenes wyatti azuay
- Asthenes wyatti graminicola
- Asthenes wyatti perijana
- Asthenes wyatti sanctaemartae
- Asthenes wyatti wyatti
- Astrapia mayeri (Ribbon-tailed Astrapia)
- Astrapia nigra (Arfak Astrapia)
- Astrapia rothschildi (Huon Astrapia)
- Astrapia splendidissima (Splendid Astrapia)
- Astrapia splendidissima splendidissima
- Astrapia stephaniae (Princess Stephanie’s Astrapia)
- Astrapia stephaniae stephaniae
- Atalotriccus pilaris (Pale-eyed Pygmy-Tyrant)
- Atalotriccus pilaris griseiceps
- Atalotriccus pilaris pilaris
- Atalotriccus pilaris venezuelensis
- Atlapetes albiceps (White-headed Brush-Finch)
- Atlapetes albinucha (White-naped Brush-Finch)
- Atlapetes albinucha albinucha
- Atlapetes albinucha brunnescens
- Atlapetes albinucha coloratus
- Atlapetes albinucha griseipectus
- Atlapetes albinucha gutturalis
- Atlapetes albinucha parvirostris
- Atlapetes albofrenatus (Moustached Brush-Finch)
- Atlapetes albofrenatus albofrenatus
- Atlapetes albofrenatus meridae
- Atlapetes blancae (Antioquia Brush-Finch)
- Atlapetes canigenis (Cusco Brush-Finch)
- Atlapetes citrinellus (Yellow-striped Brush-Finch)
- Atlapetes flaviceps (Olive-headed Brush-Finch)
- Atlapetes forbesi (Apurimac Brush-Finch)
- Atlapetes fulviceps (Fulvous-headed Brush-Finch)
- Atlapetes fuscoolivaceus (Dusky-headed Brush-Finch)
- Atlapetes latinuchus (Yellow-breasted Brush-Finch)
- Atlapetes latinuchus baroni
- Atlapetes latinuchus comptus
- Atlapetes latinuchus latinuchus
- Atlapetes latinuchus phelpsi
- Atlapetes latinuchus simplex
- Atlapetes latinuchus spodionotus
- Atlapetes latinuchus yariguierum
- Atlapetes leucopis (White-rimmed Brush-Finch)
- Atlapetes leucopterus (White-winged Brush-Finch)
- Atlapetes leucopterus [leucopterus Group] (White-winged Brush-Finch (White-winged))
- Atlapetes leucopterus dresseri
- Atlapetes leucopterus leucopterus
- Atlapetes melanocephalus (Santa Marta Brush-Finch)
- Atlapetes melanolaemus (Black-faced Brush-Finch)
- Atlapetes melanopsis (Black-spectacled Brush-Finch)
- Atlapetes nationi (Rusty-bellied Brush-Finch)
- Atlapetes nationi brunneiceps
- Atlapetes nationi nationi
- Atlapetes pallidiceps (Pale-headed Brush-Finch)
- Atlapetes pallidinucha (Pale-naped Brush-Finch)
- Atlapetes pallidinucha pallidinucha
- Atlapetes personatus (Tepui Brush-Finch)
- Atlapetes personatus collaris
- Atlapetes personatus duidae
- Atlapetes personatus jugularis
- Atlapetes personatus personatus
- Atlapetes pileatus (Rufous-capped Brush-Finch)
- Atlapetes pileatus dilutus
- Atlapetes pileatus pileatus
- Atlapetes rufigenis (Rufous-eared Brush-Finch)
- Atlapetes rufinucha (Rufous-naped Brush-Finch)
- Atlapetes rufinucha carrikeri
- Atlapetes rufinucha rufinucha
- Atlapetes schistaceus (Slaty Brush-Finch)
- Atlapetes schistaceus castaneifrons
- Atlapetes schistaceus schistaceus
- Atlapetes schistaceus taczanowskii
- Atlapetes seebohmi (Bay-crowned Brush-Finch)
- Atlapetes seebohmi seebohmi
- Atlapetes seebohmi simonsi
- Atlapetes semirufus (Ochre-breasted Brush-Finch)
- Atlapetes semirufus albigula
- Atlapetes semirufus semirufus
- Atlapetes semirufus zimmeri
- Atlapetes terborghi (Vilcabamba Brush-Finch)
- Atlapetes tricolor (Tricolored Brush-Finch)
- Atlapetes tricolor crassus
- Atlapetes tricolor tricolor
- Atrichornis clamosus (Noisy Scrub-bird)
- Atrichornis rufescens (Rufous Scrub-bird)
- Atrichornis rufescens rufescens
- Atticora fasciata (White-banded Swallow)
- Atticora pileata (Black-capped Swallow)
- Atticora tibialis (White-thighed Swallow)
- Atticora tibialis griseiventris
- Atticora tibialis minima
- Atticora tibialis tibialis
- Attila bolivianus (Dull-capped Attila)
- Attila bolivianus bolivianus
- Attila bolivianus nattereri
- Attila cinnamomeus (Cinnamon Attila)
- Attila citriniventris (Citron-bellied Attila)
- Attila phoenicurus (Rufous-tailed Attila)
- Attila rufus (Gray-hooded Attila)
- Attila rufus hellmayri
- Attila rufus rufus
- Attila spadiceus (Bright-rumped Attila)
- Attila spadiceus caniceps
- Attila spadiceus cozumelae
- Attila spadiceus flammulatus
- Attila spadiceus gaumeri
- Attila spadiceus pacificus
- Attila spadiceus parvirostris
- Attila spadiceus sclateri
- Attila spadiceus spadiceus
- Attila torridus (Ochraceous Attila)
- Auriparus flaviceps (Verdin)
- Auriparus flaviceps acaciarum
- Auriparus flaviceps lamprocephalus
- Auriparus flaviceps ornatus
- Auriparus flaviceps sinaloae
- Automolus infuscatus (Olive-backed Foliage-gleaner)
- Automolus infuscatus badius
- Automolus infuscatus cervicalis
- Automolus infuscatus infuscatus
- Automolus infuscatus purusianus
- Automolus leucophthalmus (White-eyed Foliage-gleaner)
- Automolus leucophthalmus lammi
- Automolus leucophthalmus leucophthalmus
- Automolus leucophthalmus sulphurascens
- Automolus melanopezus (Brown-rumped Foliage-gleaner)
- Automolus ochrolaemus (Buff-throated Foliage-gleaner)
- Automolus ochrolaemus auricularis
- Automolus ochrolaemus hypophaeus (Buff-throated Foliage-gleaner (hypophaeus))
- Automolus ochrolaemus ochrolaemus
- Automolus ochrolaemus pallidigularis (Buff-throated Foliage-gleaner (pallidigularis))
- Automolus ochrolaemus turdinus
- Automolus paraensis (Para Foliage-gleaner)
- Automolus roraimae (White-throated Foliage-gleaner)
- Automolus roraimae albigularis
- Automolus roraimae duidae
- Automolus roraimae roraimae
- Automolus rubiginosus (Ruddy Foliage-gleaner)
- Automolus rubiginosus brunnescens
- Automolus rubiginosus fumosus
- Automolus rubiginosus nigricauda
- Automolus rubiginosus obscurus
- Automolus rubiginosus rubiginosus
- Automolus rubiginosus rufipectus
- Automolus rubiginosus saturatus
- Automolus rubiginosus umbrinus
- Automolus rubiginosus venezuelanus
- Automolus rubiginosus veraepacis
- Automolus rubiginosus watkinsi
- Automolus rufipileatus (Chestnut-crowned Foliage-gleaner)
- Automolus rufipileatus consobrinus
- Automolus rufipileatus rufipileatus