On this page you can view how the first release of the AviList impacted on the contents of this ATWB eBook.

 

2025 edition -> 2026 edition     IOC bird list v 14.2 -> AviList v2025

Non-Passerine Orders have been resequenced. Within some Orders, there has also been a resequencing of families.

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The following families have been moved from a part of the IOC bird list to a different part of the AviList:

Family: Phoenicopteridae – Flamingos (Part 2 to Part 1)

Family: Podicipedidae – Grebes (Part 2 to Part 1)

Family: Cuculidae – Cuckoos (Part 2 to Part 1)

9 families within Order CHARADRIIFORMES (Part 3 to Part 2)

Family: Caprimulgidae – Nightjars and Nighthawks (Part 1 to Part 3)

Family: Nyctibiidae – Potoos (Part 1 to Part 3)

Family: Apodidae – Swifts (Part 1 to Part 3)

Family: Trochilidae – Hummingbirds (Part 1 to Part 3)

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The species in Family: Tinamidae – Tinamous have been resequenced.

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Family: Anatidae – Ducks, Swans, and Geese has a new English name.

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The species in Family: Anatidae – Ducks, Swans, and Geese have been resequenced.

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042/0196    Green-winged Teal

has been lumped with and is now represented by a subspecies of:

042/0195    Eurasian Teal

which has a new English name:

042/0195    Green-winged Teal    Anas crecca

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Family: Cracidae – Guans, Curassows, and Chachalacas has a new English name.

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The species in Family: Cracidae – Guans, Curassows, and Chachalacas have been resequenced.

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The species in Family: Odontophoridae – New World Quail have been resequenced.

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Family: Phasianidae – Partridges, Pheasants, Grouse, and Allies has a new English name.

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Family: Phasianidae – Partridges, Pheasants, Grouse, and Allies has been partially resequenced.

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315/212E    Mexican Squirrel Cuckoo    Piaya mexicana

(wc, sw, coastal south-west sc Mexico)

has been split from:

315/2124    Squirrel Cuckoo

which has a new English name:

315/2124    Common Squirrel Cuckoo    Piaya cayana

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Family: Columbidae – Doves and Pigeons has a new English name.

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The species in Family: Columbidae – Doves and Pigeons have been resequenced.

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Family: Rallidae – Rails, Gallinules, and Coots has a new English name.

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The species in Family: Rallidae – Rails, Gallinules, and Coots have been resequenced.

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Family: Burhinidae – Thick-knees and Stone-curlews has a new English name.

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Family: Recurvirostridae – Stilts and Avocets has a modified English name.

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The species in Family: Recurvirostridae – Stilts and Avocets have been resequenced.

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Family: Charadriidae – Plovers and Lapwings has a new English name.

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Family: Scolopacidae – Sandpipers and Allies has a new English name.

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Family: Scolopacidae – Sandpipers and Allies has been partially resequenced.

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Family: Stercorariidae – Jaegers and Skuas has a new English name.

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Family: Alcididae – Auks, Puffins, and Murres has a new English name.

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Family: Alcididae – Auks, Puffins, and Murres has been partially resequenced.

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Family: Laridae – Skimmers, Noddies, Terns, and Gulls has a new English name.

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Family: Laridae – Skimmers, Noddies, Terns, and Gulls has been partially resequenced.

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286/1652    Cabot’s Tern

has been lumped with and is now represented by two subspecies of:

286/1651    Sandwich Tern    Thalasseus sandvicensis

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The species in Family: Hydrobatidae – Northern Storm Petrels have been resequenced.

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Family: Petrels, Shearwaters, and Diving Petrels has a modified English name.

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The species in Family: Petrels, Shearwaters, and Diving Petrels have been resequenced.

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The species in Family: Gaviidae – Loons have been resequenced.

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Family: Sulidae – Boobies and Gannets has a new English name.

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Family: Sulidae – Boobies and Gannets has been partially resequenced.

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Family: Anhingidae – Anhinga and Darters has a modified English name.

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Family: Phalacrocoracidae – Cormorants and Shags has a modified English name.

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The species in Family: Phalacrocoracidae – Cormorants and Shags have been resequenced.

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Family: Threskiornithidae – Ibises and Spoonbills has a modified English name.

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Family: Ardeidae – Herons, Egrets, and Bitterns has a new English name.

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Family: Ardeidae – Herons, Egrets, and Bitterns has been partially resequenced.

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Family: Caprimulgidae – Nightjars and Nighthawks has a new English name.

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The species in Family: Caprimulgidae – Nightjars and Nighthawks have been resequenced.

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The following species has been ascribed to a new genus:

339/2458    Spot-tailed Nightjar     Antiurus maculicaudus

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The species in Family: Apodidae – Swifts have been resequenced.

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Family: Trochilidae – Hummingbirds has been partially resequenced.

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355/2663    Wedge-tailed Sabrewing

has been lumped with and is now represented by a subspecies of:

355/2662    Curve-winged Sabrewing

which has a new English name:

355/2662    Wedge-tailed Sabrewing    Pampa curvipennis

…………………………………………………………………….

355/2767    Cinnamon-sided Hummingbird

has been lumped with and is now represented by a subspecies of:

355/2766    Green-fronted Hummingbird    Ramosomyia viridifrons

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Family: Tytonidae – Bay Owls and Barn Owls has a new English name.

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Family: Strigidae – Owls has been partially resequenced.

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323/2323    Northern Pygmy Owl

323/2325    Baja Pygmy Owl

323/2326    Guatemalan Pygmy Owl

have been lumped with and are now each represented by one or more subspecies of:

323/2324    Mountain Pygmy Owl

which has a new English name:

323/2324    Northern Pygmy Owl    Glaucidium gnoma

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Family: Cathartidae – New World Vultures has been moved from Order Accipitriformes to new order Cathartiformes.

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Family: Pandionidae – Osprey has a modified English name.

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Family: Accipitridae – Kites, Old World Vultures, Eagles, and Hawks has a new English name.

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The species in Family: Accipitridae – Kites, Old World Vultures, Eagles, and Hawks have been resequenced.

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167/1032    White-breasted Hawk

has been lumped with and is now represented by a subspecies of:

167/1031    Sharp-shinned Hawk    Accipiter striatus

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363/295E    Coppery-tailed Trogon    Trogon ambiguus

(w, ec Mexico, se Arizona)

has been split from:

363/2950    Elegant Trogon    Trogon elegans

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Family: Momotidae – Motmots has been partially resequenced.

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The species in Family: Alcedinidae – Kingfishers have been resequenced.

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Family: Galbulidae – Jacamars has been moved from Order Piciformes to new order Galbuliformes.

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Family: Bucconidae – Puffbirds has been moved from Order Piciformes to new order Galbuliformes.

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The species in Family: Bucconidae – Puffbirds have been resequenced.

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The species in Family: Ramphastidae – Toucans have been resequenced.

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427/3301    Wagler’s Toucanet

has been lumped with and is now represented by a subspecies of:

427/3302    Emerald Toucanet

which has a new English name:

427/3302    Northern Emerald Toucanet    Aulacorhynchus prasinus

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The species in Family: Picidae – Woodpeckers have been resequenced.

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444/3551    Bronze-winged Woodpecker

has been lumped with and is now represented by a subspecies of:

444/354Y    Golden-olive Woodpecker    Colaptes rubiginosus

…………………………………………………………………….

444/3472    Velasquez’s Woodpecker

has been lumped with and is now represented by 11 subspecies of:

444/3471    Golden-fronted Woodpecker    Melanerpes aurifrons

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Family: Falconidae – Falcons and Caracaras has a new English name.

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The species in Family: Falconidae – Falcons and Caracaras have been resequenced.

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Family: Psittacidae – African and New World Parrots has a modified English name.

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The species in Family: Psittacidae – African and New World Parrots have been resequenced.

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Within Order PASSERIFORMES there has been a resequencing of some families.

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The following families have been moved from a part of the IOC bird list to a different part of the AviList:

Family: Pipridae – Manakins (Part 7 to Part 6)

Family: Cotingidae – Cotingas (Part 7 to Part 6)

Family: Tityridae – Tityras, Becards, and Allies (Part 7 to Part 6)

Family: Vireonidae – Shrike-babblers, Erpornis, and Vireos (Part 8 to Part 7)

Family: Bombycillidae – Waxwings (Part 8 to Part 10)

Family: Ptiliogonatidae – Silky-flycatchers (Part 8 to Part 10)

Family: Cinclidae – Dippers (Part 11 to Part 10)

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The species in Family: Cotingidae – Cotingas have been resequenced.

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Family: Tityridae – Tityras, Becards, and Allies has a new English name.

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The species in Family: Tityridae – Tityras, Becards, and Allies have been resequenced.

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The species in genera Onychorhynchus, Terenotriccus and Myiobius

have been moved from:

Family: Tityridae – Tityras, Becards, and Allies  (identifier number ‘523’)

to new family:

Family: Onychorhynchidae – Royal Flycatchers and Allies  (identifier number ‘522’)

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Family: Tyrannidae – Tyrant Flycatchers and Allies has a new English name.

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The species in Family: Tyrannidae – Tyrant Flycatchers and Allies have been resequenced.

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511/4933    Vermilion Flycatcher

has been lumped with and is now represented by nine subspecies of:

511/493P    Scarlet Flycatcher

which has a new English name:

511/493P    Vermilion Flycatcher    Pyrocephalus rubinus

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Family Thamnophilidae – Antbirds, Antshrikes, Antwrens, and Antvireos has a new English name.

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The species in Family Thamnophilidae – Antbirds, Antshrikes, Antwrens, and Antvireos have been resequenced.

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Family Furnariidae – Ovenbirds and Woodcreepers has a new English name.

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Family: Vireonidae – Shrike-babblers, Erpornis, and Vireos has a new English name.

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The species in Family: Vireonidae – Shrike-babblers, Erpornis, and Vireos have been resequenced.

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664/5953    Tawny-crowned Greenlet

has a new English name:

664/5953    Ochre-crowned Greenlet    Tunchiornis ochraceiceps

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Family: Corvidae – Crows, Jays, and Magpies has a new English name.

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The species in Family: Corvidae – Crows, Jays, and Magpies have been resequenced.

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684/6205    Green Jay

has been lumped with and is now represented by seven subspecies of:

684/6206    Inca Jay

which has a new English name:

684/6206    Green Jay    Cyanocorax yncas

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Family: Paridae – Tits, Chickadees, and Titmice has a new English name.

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The species in Family: Paridae – Tits, Chickadees, and Titmice have been resequenced.

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Family: Hirundinidae – Swallows has a new English name.

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Family: Hirundinidae – Swallows has been partially resequenced.

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Family: Aegithalidae – Tit-warblers, Bushtits, and Long-tailed Tit has a new English name.

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Family: Paradoxornithidae – Parrotbills and Allies has a modified English name.

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Family: Ptiliogonatidae – Silky-flycatchers has been partially resequenced.

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Family: Regulidae – Kinglets has a new English name.

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Family: Polioptilidae – Gnatwrens and Gnatcatchers has a new English name.

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The species in Family: Troglodytidae – Wrens have been resequenced.

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Family: Mimidae – Mockingbirds and Thrashers has a modified English name.

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The species in Family: Mimidae – Mockingbirds and Thrashers have been resequenced.

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888/7837    Cozumel Thrasher    Toxostoma guttatum

(Cozumel Island: se Mexico)

is annotated as possibly extinct in the AviList and has been removed.

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Family: Turdidae – Thrushes and Allies has a new English name.

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The species in Family: Turdidae – Thrushes and Allies have been resequenced.

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Family: Motacillidae – Wagtails and Pipits has a modified English name.

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The species in Family: Motacillidae – Wagtails and Pipits have been resequenced.

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Family: Fringillidae – Finches, Euphonias, and Allies has a new English name.

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The species in Family: Fringillidae – Finches, Euphonias, and Allies have been resequenced.

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Family: Calcariidae – Longspurs and Snow Buntings has a modified English name.

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Family: Passerellidae – New World Sparrows has been partially resequenced.

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983/941F    Sooty Fox Sparrow

983/941Y    Slate-colored Fox Sparrow

and

983/9420    Thick-billed Fox Sparrow

have been lumped with and are now represented by seven, five and one subspecies respectively of:

983/9419    Red Fox Sparrow

which has a new English name:

983/9419    Fox Sparrow    Passerella iliaca

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983/947E    Grey-crowned Ground Sparrow    Melozone occipitalis

(sc Mexico, s Guatemala, wc El Salvador)

has been split from:

983/9474    White-eared Ground Sparrow    Melozone leucotis

(c Honduras, nc Nicaragua, n Costa Rica)

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Family: Icteridae – New World Blackbirds, Troupials, and Allies has a new English name.

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Monotypic Family: Icteriidae – Yellow-breasted Chat has been embedded within Family: Icteridae – New World Blackbirds, Troupials, and Allies.

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The species in Family: Icteridae – New World Blackbirds, Troupials, and Allies have been resequenced.

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973/9313    Bullock’s Oriole    Icterus bullockiorum

has a new species epithet.

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Family: Parulidae – New World Warblers has been partially resequenced.

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965/920F    Audubon’s Warbler

and

965/920Y    Goldman’s Warbler

have been lumped with and are now represented by two and one subspecies respectively of:

965/9209    Myrtle Warbler

which has a new English name:

965/9209    Yellow-rumped Warbler    Setophaga coronata

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Family: Cardinalidae – Cardinals and Allies has a modified English name.

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The species in Family: Cardinalidae – Cardinals and Allies have been resequenced.

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993/9873    Hepatic Tanager

has been lumped with and is now represented by five subspecies of:

993/9872    Red Tanager

which has a new English name:

993/9872    Hepatic Tanager    Piranga flava

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Family: Thraupidae – Tanagers and Allies has a modified English name.

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The species in Family: Thraupidae – Tanagers and Allies have been resequenced.