Focus on NORTH-WEST SOUTH AMERICA Updates
On this page you can view how changes to the IOC bird list have impacted on the contents of this ATWB eBook since its first annual edition.
2022 edition -> 2023 Edition IOC bird list v 11.2 -> IOC bird list v 12.2
The following species has been ascribed to a new genus:
335/2425 Rufous Potoo Phyllaemulor bracteatus
**********************************************
351/2603 Neotropical Palm Swift
has a new English name:
351/2603 Fork-tailed Palm Swift Tachornis squamata
**********************************************
The three genera Oreonympha, Oxypogon and Chalcostigma within Family: Trochilidae – Hummingbirds have been resequenced.
**********************************************
274/1518 South American Snipe
has a new English name:
274/1518 Pantanal Snipe Gallinago paraguaiae
**********************************************
162/0902 Western Osprey
has a new English name:
162/0902 Osprey Pandion haliaetus
**********************************************
The following species have been ascribed to a new genus:
167/099F Tiny Hawk Microspizias superciliosus
167/099Y Semicollared Hawk Microspizias collaris
**********************************************
Genus Epinecrophylla of Stipplethroats in Family: Thamnophilidae – Antbirds has been resequenced.
…………………………………………………………………….
The following species have been ascribed to a new genus:
487/4522 White-shouldered Antbird Akletos melanoceps
487/4523 Goeldi’s Antbird Akletos goeldii
487/4525 Sooty Antbird Hafferia fortis
487/4526 Blue-lored Antbird Hafferia immaculata
487/4527 Zeledon’s Antbird Hafferia zeledoni
**********************************************
495/45F1 Chachapoya Antpitta
has a new English name:
495/45F1 Chachapoyas Antpitta Grallaria gravesi
**********************************************
511/4774 Tawny-crowned Pygmy Tyrant
has been split into two species:
511/4774 Fulvous-crowned Scrub Tyrant Euscarthmus meloryphus
511/477E Fulvous-faced Scrub Tyrant Euscarthmus fulviceps
(w Ecuador, nw, nc, wc Peru)
…………………………………………………………………….
511/4775 Rufous-sided Pygmy Tyrant
has a new English name:
511/4775 Rufous-sided Scrub Tyrant Euscarthmus rufomarginatus
…………………………………………………………………….
511/5039 Panamanian Flycatcher
has a new English name:
511/5039 Panama Flycatcher Myiarchus panamensis
**********************************************
519/514P Velvety Manakin Lepidothrix velutina
(nw Ecuador to c Costa Rica)
has been split from:
519/5144 Blue-crowned Manakin
which has a new English name:
519/5144 Blue-capped Manakin Lepidothrix coronata (w, c Amazonia)
**********************************************
953/8968 Yellowish Pipit
has a new species epithet. Its scientific name is now:
Anthus chii
**********************************************
Family: Icteridae – Oropendolas, New World Orioles, Blackbirds has a modified English name.
**********************************************
985/990T Olivaceous Saltator
has a new English name:
985/990T Olive-grey Saltator Saltator olivascens
…………………………………………………………………….
985/990F Blue-grey Saltator
has a new English name:
985/990F Bluish-grey Saltator Saltator coerulescens
…………………………………………………………………….
985/957T Inti Tanager Heliothraupis oneilli
is a newly described species.
…………………………………………………………………….
985/9790 Caqueta Seedeater Sporophila murallae
(nw, locally sw Amazonia)
has been lumped with and is now represented by a subspecies of:
985/978Y Wing-barred Seedeater Sporophila americana
2021 edition -> 2022 Edition IOC bird list v 10.2 -> IOC bird list v 11.2
Order Anseriformes has been resequenced to precede Order Galliformes.
**********************************************
Order Caprimulgiformes has been split into four orders, each comprised of a single family. The revised sequence of the three orders/families that are regularly present in North-West South America is as follows:
CAPRIMULGIFORMES/Caprimulgidae – Nightjars
STEATORNITHIFORMES/Steatornithidae – Oilbird
NYCTIBIIFORMES/Nyctibiidae – Potoos
**********************************************
Genus Chaetura of New World swifts in Family: Apodidae – Swifts has been revised and resequenced.
351/2598 Mato Grosso Swift Chaetura viridipennis (w, s Amazonia)
has been lumped with and is now represented by a subspecies of:
351/2597 Chapman’s Swift Chaetura chapmani
…………………………………………………………………….
351/259P Ashy-tailed Swift Chaetura andrei (e Venezuela)
has been split from:
351/2594 Vaux’s Swift Chaetura vauxi
**********************************************
Genus Anthracothorax of Mangos and genus Chalcostigma of Thornbills within Family: Trochilidae – Hummingbirds have been resequenced.
…………………………………………………………………….
The following species has been ascribed to a new genus:
355/2893 Purple-throated Woodstar Philodice mitchellii
**********************************************
Family: Spheniscidae – Penguins has been resequenced.
**********************************************
The species within genus Oceanodroma of Family: Hydrobatidae – Northern Storm Petrels have been resequenced and ascribed to existing genus Hydrobates.
**********************************************
Family: Phalacrocoracidae – Cormorants, Shags has been revised.
The following species have been ascribed to a new genus:
146/0852 Red-legged Cormorant Poikilocarbo gaimardi
146/0853 Flightless Cormorant Nannopterum harrisi
146/085F Neotropic Cormorant Nannopterum brasilianum
**********************************************
Family: Strigidae – Owls has been revised and resequenced.
The following species has been ascribed to a different genus:
323/2383 Striped Owl Asio clamator
**********************************************
450/3636 Northern Crested Caracara Caracara cheriway
has been lumped with and is now represented by a subspecies of:
450/3637 Southern Crested Caracara
which has a new English name:
450/3637 Crested Caracara Caracara plancus
**********************************************
463/3798 Large-billed Parrotlet
has a new English name:
463/3798 Riparian Parrotlet Forpus crassirostris
…………………………………………………………………….
463/3797 Blue-winged Parrotlet
has a new English name:
463/3797 Cobalt-rumped Parrotlet Forpus xanthopterygius
…………………………………………………………………….
Genus Ara of Macaws within Family: Psittacidae – African & New World Parrots has been resequenced.
**********************************************
483/418E Chinchipe Spinetail Synallaxis chinchipensis
(Marañón Valley: nc Peru)
has been split from:
483/4185 Necklaced Spinetail Synallaxis stictothorax
(wc, sw Ecuador, nw Peru)
**********************************************
483/4336 Rondonia Woodcreeper
has a new English name:
483/4336 Dusky-capped Woodcreeper Lepidocolaptes fuscicapillus
**********************************************
487/444T Rusty-winged Antwren Herpsilochmus frater
has been split from:
487/444Y Rufous-winged Antwren
…………………………………………………………………….
The following species have been ascribed to a different genus:
487/4522 White-shouldered Antbird Percnostola melanoceps
487/4523 Goeldi’s Antbird Percnostola goeldii
487/4525 Sooty Antbird Percnostola fortis
487/4526 Blue-lored Antbird Percnostola immaculata
487/4527 Zeledon’s Antbird Percnostola zeledoni
**********************************************
Family: Grallariidae – Antpittas has been revised and partially resequenced.
495/4579 Rufous Antpitta
has been split into eight species:
495/457E Sierra Nevada Antpitta Grallaria spatiator
(Santa Marta Mountains)
495/457K Perija Antpitta Grallaria saltuensis (Perijá Mountains)
495/4579 Muisca Antpitta Grallaria rufula
(e Andean slope of c Colombia, nw Venezuela)
495/457T Equatorial Antpitta Grallaria saturata
(wc, sw Colombia, c Ecuador, nw Peru)
495/457P Cajamarca Antpitta Grallaria cajamarcae
(Andes of nw Peru)
495/45F6 Junin Antpitta Grallaria obscura
(e Andean slope of c Peru)
495/45F7 Urubamba Antpitta Grallaria occabambae
(e Andean foothills of southern c Peru)
495/45F8 Bolivian Antpitta Grallaria cochabambae
(e Andean slope of wc Bolivia)
…………………………………………………………………….
The following newly described species comprise populations that were formerly considered to be representatives of the species 495/4579 Rufous Antpitta:
495/45F0 Chami Antpitta Grallaria alvarezi
(w Andes of wc, sw Colombia)
495/45F1 Chachapoya Antpitta Grallaria gravesi
(e Andean slope of nc Peru)
495/45F2 Panao Antpitta Grallaria oneilli
(e Andean slope of northern c Peru)
495/45F3 Puno Antpitta Grallaria sinaensis
(e Andean slope of sc Peru, wc Bolivia)
…………………………………………………………………….
The following newly described species comprise populations that were formerly considered to be representatives of the monotypic species 495/457F Chestnut Antpitta:
495/45F4 Oxapampa Antpitta Grallaria centralis
(e Andean slope of northern c Peru)
495/45F5 Ayacucho Antpitta Grallaria ayacuchensis
(e Andean slope of c Peru)
**********************************************
Genus Scytalopus within Family: Rhinocryptidae – Tapaculos has been revised and resequenced.
503/466T White-winged Tapaculo Scytalopus krabbei (ne Peru)
is a newly described species.
…………………………………………………………………….
503/466E Loja Tapaculo Scytalopus androstictus
se Ecuador, nc Peru)
has been split from:
503/4669 Paramo Tapaculo Scytalopus opacus
(c, sw Colombia, c Ecuador)
…………………………………………………………………….
503/466K Ampay Tapaculo Scytalopus whitneyi (sc Peru)
is a newly described species.
…………………………………………………………………….
503/466P Jalca Tapaculo Scytalopus frankeae (c Peru)
is a newly described species.
…………………………………………………………………….
503/464F Bolivian White-crowned Tapaculo
has a new English name:
503/464F Bolivian Tapaculo Scytalopus bolivianus
…………………………………………………………………….
503/464Y Northern White-crowned Tapaculo
has a new English name:
503/464Y White-crowned Tapaculo Scytalopus atratus
…………………………………………………………………….
503/467E Utcubamba Tapaculo Scytalopus intermedius (nc Peru)
has been split from:
503/4677 Blackish Tapaculo Scytalopus latrans
**********************************************
The Ground Tyrants, Black Tyrants, Monjitas, Shrike-Tyrants, Bush Tyrants and close relatives genera within Family: Tyrannidae – Tyrant Flycatchers, Calyptura have been revised and resequenced.
The following species have been ascribed to a new or different genus:
511/4949 Little Ground Tyrant Syrtidicola fluviatilis
511/4974 Rufous-webbed Bush Tyrant Cnemarchus rufipennis
511/4964 Grey Monjita Nengetus cinereus
**********************************************
Genus Lipaugus of Pihas within Family: Cotingidae – Cotingas has been resequenced.
**********************************************
Family: Vireonidae – Vireos, Greenlets, Shrike-babblers has been revised and resequenced.
The following species have been ascribed to a new genus:
664/5953 Tawny-crowned Greenlet Tunchiornis ochraceiceps
664/5954 Lesser Greenlet Pachysylvia decurtata
664/594Y Dusky-capped Greenlet Pachysylvia hypoxantha
664/5950 Buff-cheeked Greenlet Pachysylvia muscicapina
664/594F Golden-fronted Greenlet Pachysylvia aurantiifrons
664/5949 Rufous-naped Greenlet Pachysylvia semibrunnea
**********************************************
Family: Hirundinidae – Swallows, Martins has been revised and resequenced.
The following species have been ascribed to a new or different genus:
768/6766 White-thighed Swallow Atticora tibialis
768/675Y Blue-and-white Swallow Pygochelidon cyanoleuca
768/6765 Black-collared Swallow Pygochelidon melanoleuca
768/6761 Pale-footed Swallow Orochelidon flavipes
768/6760 Brown-bellied Swallow Orochelidon murina
768/6763 Andean Swallow Orochelidon andecola
**********************************************
Family: Polioptilidae – Gnatcatchers has been revised and resequenced.
872/775T White-browed Gnatcatcher Polioptila bilineata
(Middle America, w coast of nw South America)
has been split from:
872/7759 Tropical Gnatcatcher Polioptila plumbea
**********************************************
Family: Turdidae – Thrushes has been revised and resequenced.
900/802E Sclater’s Nightingale-Thrush
has a new English name:
900/802E Speckled Nightingale-Thrush Catharus maculatus
**********************************************
Genera Chlorophonia and Euphonia of Family: Fringillidae – Finches, Euphonias have been revised and resequenced.
The following species has been ascribed to a different genus:
961/9140 Golden-rumped Euphonia Chlorophonia cyanocephala
**********************************************
965/923T Chestnut-capped Warbler Basileuterus delattrii
has been split from:
965/9238 Rufous-capped Warbler Basileuterus rufifrons
(Mexico, c Guatemala, c Belize)
**********************************************
983/947T Moss-backed Sparrow Arremon dorbignii
(wc, sc Bolivia, nw Argentina)
has been split from:
983/9480 Saffron-billed Sparrow Arremon flavirostris
**********************************************
985/990F Greyish Saltator
has been split into three species. The two species regularly present in North-West South America are:
985/990T Olivaceous Saltator Saltator olivascens
(northern nw, nc South America)
985/990F Blue-grey Saltator Saltator coerulescens
(Amazonia, c South America)
…………………………………………………………………….
985/9745 White-winged Diuca Finch
has a new English name and a modified species epithet:
985/9745 Glacier Finch Idiopsar speculifer
…………………………………………………………………….
985/9747 Short-tailed Finch
has a new English name:
985/9747 Boulder Finch Idiopsar brachyurus
…………………………………………………………………….
The following species has been ascribed to a new genus:
985/9607 Blue-and-yellow Tanager Rauenia bonariensis
This compendium ATWB eBook combines the contents of three former ‘Focus On’ guides: NORTH-WEST SOUTH AMERICA Volume 1: NON-PASSERINES, NORTH-WEST SOUTH AMERICA Volume 2: SUBOSCINE PASSERINES and NORTH-WEST SOUTH AMERICA Volume 3: OSCINE PASSERINES. You can view how earlier changes to the IOC bird list impacted on the first two of these three volumes by following the links at the foot of this page.
The remainder of this page details how changes to the IOC bird list impacted on the contents of the first edition of the compendium eBook.
2021 edition IOC bird list v 9.2 -> IOC bird list v 10.2
Family: Trochilidae – Hummingbirds has been revised and resequenced.
355/269T Butterfly Coquette Lophornis verreauxii (w, c Amazonia)
has been split from:
355/269F Festive Coquette Lophornis chalybeus (se Brazil)
…………………………………………………………………….
355/2879 Geoffroy’s Wedgebill
has a new English name:
355/2879 Geoffroy’s Daggerbill Schistes geoffroyi
…………………………………………………………………….
355/287E White-throated Wedgebill
has a new English name:
355/287E White-throated Daggerbill Schistes albogularis
…………………………………………………………………….
The following species have been ascribed to a new or different genus:
355/2729 Pirre Hummingbird Goldmania bella
355/2750 Tumbes Hummingbird Thaumasius baeri
355/2751 Spot-throated Hummingbird Thaumasius taczanowskii
355/2752 Olive-spotted Hummingbird Talaphorus chlorocercus
355/2773 Steely-vented Hummingbird Saucerottia saucerottei
355/2774 Indigo-capped Hummingbird Saucerottia cyanifrons
355/2759 Chestnut-bellied Hummingbird Saucerottia castaneiventris
355/2778 Green-bellied Hummingbird Saucerottia viridigaster
355/2779 Copper-rumped Hummingbird Saucerottia tobaci
355/275F Amazilia Hummingbird Amazilis amazilia
355/2762 Andean Emerald Uranomitra franciae
355/273Y Shining-green Hummingbird Chrysuronia goudoti
355/2760 Versicolored Emerald Chrysuronia versicolor
355/2739 Sapphire-throated Hummingbird Chrysuronia coeruleogularis
355/273F Sapphire-bellied Hummingbird Chrysuronia lilliae
355/2745 Humboldt’s Sapphire Chrysuronia humboldtii
355/2744 Blue-headed Sapphire Chrysuronia grayi
355/2761 White-chested Emerald Chrysuronia brevirostris
355/275Y Plain-bellied Emerald Chrysuronia leucogaster
355/2768 Glittering-throated Emerald Chionomesa fimbriata
355/2769 Sapphire-spangled Emerald Chionomesa lactea
355/2754 White-bellied Hummingbird Elliotomyia chionogaster
355/2755 Green-and-white Hummingbird Elliotomyia viridicauda
355/276F Blue-chested Hummingbird Polyerata amabilis
355/2770 Purple-chested Hummingbird Polyerata rosenbergi
355/2740 Blue-throated Sapphire Chlorestes eliciae
355/2742 White-chinned Sapphire Chlorestes cyanus
355/2738 Violet-bellied Hummingbird Chlorestes julie
**********************************************
303/1840 Maroon-chested Ground Dove Paraclaravis mondetoura
has been ascribed to a new genus and has a new scientific name.
**********************************************
Family: Rallidae – Rails, Crakes & Coots has been revised and resequenced.
201/125Y Grey-necked Wood Rail
has a new English name:
201/125Y Grey-cowled Wood Rail Aramides cajaneus
…………………………………………………………………….
The following species have been ascribed to a new or different genus:
201/1280 Ash-throated Crake Mustelirallus albicollis
201/121Y Russet-crowned Crake Rufirallus viridis
201/121F Chestnut-headed Crake Rufirallus castaneiceps
201/1285 Yellow-breasted Crake Laterallus flaviventer
**********************************************
274/153E Hudsonian Whimbrel Numenius hudsonicus
has been split from:
274/1530 Whimbrel
**********************************************
Within Order Suliformes, Family: Anhingidae – Anhingas, Darters has been resequenced to precede Family: Phalacrocoracidae – Cormorants, Shags
**********************************************
Family: Cathartidae – New World Vultures has been resequenced.
**********************************************
Genus Megascops of Screech Owls in Family: Strigidae – Owls has been revised and resequenced.
**********************************************
Genus Chloroceryle of American Kingfishers in Alcedinidae – Kingfishers has been resequenced.
**********************************************
427/3323 Curl-crested Aracari
has had its species epithet amended. Its scientific name is now:
Pteroglossus beauharnaisii
**********************************************
Genus Forpus of Parrotlets within Family: Psittacidae – African & New World Parrots has been resequenced.
**********************************************
Genus Ara of Macaws within Family: Psittacidae – African & New World Parrots has been resequenced.
**********************************************
The following species have been assigned to a new or different genus:
483/4260 Buff-fronted Foliage-gleaner Dendroma rufa
483/4258 Chestnut-winged Foliage-gleaner Dendroma erythroptera
483/4121 Tawny Tit-Spinetail Sylviorthorhynchus yanacensis
**********************************************
The following Epinecrophylla Antwren species have new English names:
487/4403 Checker-throated Stipplethroat Epinecrophylla fulviventris
487/4405 White-eyed Stipplethroat Epinecrophylla leucophthalma
487/4406 Rufous-backed Stipplethroat Epinecrophylla haematonota
487/4408 Rio Madeira Stipplethroat Epinecrophylla amazonica
487/440F Foothill Stipplethroat Epinecrophylla spodionota
487/440Y Ornate Stipplethroat Epinecrophylla ornata
487/4410 Rufous-tailed Stipplethroat Epinecrophylla erythrura
**********************************************
487/4484 White-backed Fire-eye Pyriglena leuconota
has been split into three species. Birds that are resident within the North-West South America region have been ascribed to a newly defined species:
487/448P Western Fire-eye Pyriglena maura
**********************************************
Family: Cotingidae – Cotingas has been resequenced.
**********************************************
Genus Progne of American Martins within Family: Hirundinidae – Swallows, Martins has been resequenced.
**********************************************
Family: Passerellidae – New World Sparrows has been revised and resequenced.
**********************************************
993/991Y Rothschild’s Grosbeak
has been ascribed to a different genus and has a new English name:
993/991Y Amazonian Grosbeak Cyanoloxia rothschildii
…………………………………………………………………….
The following species have been ascribed to a different genus:
993/991F Blue-black Grosbeak Cyanoloxia cyanoides
993/9920 Ultramarine Grosbeak Cyanoloxia brissonii
**********************************************
Family: Thraupidae – Tanagers & Allies has been revised and resequenced.
985/9703 Giant Conebill
has been ascribed to a different genus and has a new species epithet. Its scientific name is now:
Conirostrum binghami
…………………………………………………………………….
The following species have been ascribed to a new or different genus:
985/972F Mourning Sierra Finch Rhopospina fruticeti
985/9734 Band-tailed Sierra Finch Porphyrospiza alaudina
985/9823 Black-faced Grassquit Melanospiza bicolor
985/9824 Sooty Grassquit Asemospiza fuliginosa
985/9822 Dull-colored Grassquit Asemospiza obscura
985/9581 Flame-crested Tanager Loriotus cristatus
985/9584 White-shouldered Tanager Loriotus luctuosus
985/9582 Yellow-crested Tanager Loriotus rufiventer
985/9818 White-naped Seedeater Sporophila fringilloides
985/9811 Thick-billed Seed Finch Sporophila funerea
985/9812 Chestnut-bellied Seed Finch Sporophila angolensis
985/9815 Great-billed Seed Finch Sporophila maximiliani
985/9814 Large-billed Seed Finch Sporophila crassirostris
985/9816 Black-billed Seed Finch Sporophila atrirostris
985/9767 Cochabamba Mountain Finch Poospiza garleppi
985/9568 Slaty-backed Hemispingus Poospiza goeringi
985/9569 Rufous-browed Hemispingus Poospiza rufosuperciliaris
985/9563 Grey-capped Hemispingus Kleinothraupis reyi
985/955F Black-capped Hemispingus Kleinothraupis atropileus
985/955Y White-browed Hemispingus Kleinothraupis auricularis
985/9560 Orange-browed Hemispingus Kleinothraupis calophrys
985/9561 Parodi’s Hemispingus Kleinothraupis parodii
985/9564 Oleaginous Hemispingus Sphenopsis frontalis
985/9565 Black-eared Hemispingus Sphenopsis melanotis
985/9566 Western Hemispingus Sphenopsis ochracea
985/9567 Piura Hemispingus Sphenopsis piurae
985/9562 Superciliaried Hemispingus Thlypopsis superciliaris
985/9756 Rufous-sided Warbling Finch Poospizopsis frontalis
985/9766 Chestnut-breasted Mountain Finch Poospizopsis caesar
985/9757 Rusty-browed Warbling Finch Microspingus erythrophrys
985/9755 Plain-tailed Warbling Finch Microspingus alticola
985/9763 Ringed Warbling Finch Microspingus torquatus
985/9570 Three-striped Hemispingus Microspingus trifasciatus
985/9732 Ash-breasted Sierra Finch Geospizopsis plebejus
985/972Y Plumbeous Sierra Finch Geospizopsis unicolor
985/9731 White-throated Sierra Finch Idiopsar erythronotus
985/9745 White-winged Diuca Finch Idiopsar speculiferus
985/9607 Blue-and-yellow Tanager Pipraeidea bonariensis
985/9623 Chestnut-bellied Mountain Tanager Dubusia castaneoventris
985/9606 Blue-capped Tanager Sporathraupis cyanocephala
985/9617 Masked Mountain Tanager Tephrophilus wetmorei
985/9615 Black-chested Mountain Tanager Cnemathraupis eximia
985/9616 Golden-backed Mountain Tanager Cnemathraupis aureodorsalis
985/9650 Dotted Tanager Ixothraupis varia
985/9651 Rufous-throated Tanager Ixothraupis rufigula
985/964F Spotted Tanager Ixothraupis punctata
985/964Y Speckled Tanager Ixothraupis guttata
985/9649 Yellow-bellied Tanager Ixothraupis xanthogastra
985/965Y Golden-naped Tanager Chalcothraupis ruficervix
985/9635 Grey-and-gold Tanager Poecilostreptus palmeri
985/9671 Black-headed Tanager Stilpnia cyanoptera
985/966Y Silver-backed Tanager Stilpnia viridicollis
985/966F Sira Tanager Stilpnia phillipsi
985/9670 Straw-backed Tanager Stilpnia argyrofenges
985/9669 Black-capped Tanager Stilpnia heinei
985/9663 Golden-hooded Tanager Stilpnia larvata
985/9662 Blue-necked Tanager Stilpnia cyanicollis
985/9664 Masked Tanager Stilpnia nigrocincta
985/9659 Green-capped Tanager Stilpnia meyerdeschauenseei
985/9658 Scrub Tanager Stilpnia vitriolina
985/9654 Burnished-buff Tanager Stilpnia cayana
To view how earlier changes to the IOC bird list impacted on two of the the three volumes that preceded the publication of this compendium ATWB eBook, follow these links:
Focus on NORTH-WEST SOUTH AMERICA VOLUME 1: NON-PASSERINES Updates
Focus on NORTH-WEST SOUTH AMERICA VOLUME 2: SUBOSCINE PASSERINES Updates
All the World's Birds 