Confused pairs
Incorrect answers between two species (undirected). With a country selected, only mix-ups from games in that country are counted, and only pairs where both species are on that country's checklist are shown.
| Species A (lower id) | Species B (higher id) | Total wrong | A was target → picked B | B was target → picked A |
|---|---|---|---|---|
| Turkey Vulture Cathartes aura | Swainson's Hawk Buteo swainsoni | 2 | 2 | 0 |
| Black-cheeked Woodpecker Melanerpes pucherani | Red-rumped Woodpecker Veniliornis kirkii | 2 | 2 | 0 |
| Ochre-bellied Flycatcher Mionectes oleagineus | Bronze-olive Pygmy-Tyrant Pseudotriccus pelzelni | 2 | 1 | 1 |
| Brownish Twistwing Cnipodectes subbrunneus | Dusky-capped Flycatcher Myiarchus tuberculifer | 2 | 1 | 1 |
| Barn Swallow Hirundo rustica | Cliff Swallow Petrochelidon pyrrhonota | 2 | 0 | 2 |
| Black-faced Solitaire Myadestes melanops | Orange-billed Nightingale-Thrush Catharus aurantiirostris | 2 | 2 | 0 |
| Chestnut-capped Warbler Basileuterus delattrii | Black-cheeked Warbler Basileuterus melanogenys | 2 | 0 | 2 |
| Scarlet-browed Tanager Heterospingus xanthopygius | White-eared Conebill Conirostrum leucogenys | 2 | 2 | 0 |
| Great Tinamou Tinamus major | Little Tinamou Crypturellus soui | 1 | 1 | 0 |
| Crested Guan Penelope purpurascens | Black Guan Chamaepetes unicolor | 1 | 1 | 0 |
| Grey-headed Chachalaca Ortalis cinereiceps | Black Guan Chamaepetes unicolor | 1 | 0 | 1 |
| Red-billed Pigeon Patagioenas flavirostris | Plumbeous Pigeon Patagioenas plumbea | 1 | 1 | 0 |
| White-tipped Dove Leptotila verreauxi | Cocoa Woodcreeper Xiphorhynchus susurrans | 1 | 1 | 0 |
| Ruddy Quail-Dove Geotrygon montana | Russet-crowned Quail-Dove Zentrygon goldmani | 1 | 0 | 1 |
| Violaceous Quail-Dove Geotrygon violacea | Russet-crowned Quail-Dove Zentrygon goldmani | 1 | 0 | 1 |
| Common Squirrel-Cuckoo Piaya cayana | Neotropic Cormorant Nannopterum brasilianum | 1 | 1 | 0 |
| Common Squirrel-Cuckoo Piaya cayana | Orange-chinned Parakeet Brotogeris jugularis | 1 | 1 | 0 |
| Common Squirrel-Cuckoo Piaya cayana | Barn Swallow Hirundo rustica | 1 | 1 | 0 |
| Common Pauraque Nyctidromus albicollis | Neotropic Cormorant Nannopterum brasilianum | 1 | 1 | 0 |
| Lesser Nighthawk Chordeiles acutipennis | Rufous Nightjar Antrostomus rufus | 1 | 0 | 1 |
| Chimney Swift Chaetura pelagica | Short-tailed Swift Chaetura brachyura | 1 | 1 | 0 |
| Bronzy Hermit Glaucis aeneus | Rufous-breasted Hermit Glaucis hirsutus | 1 | 0 | 1 |
| Bronzy Hermit Glaucis aeneus | Band-tailed Barbthroat Threnetes ruckeri | 1 | 0 | 1 |
| Rufous-breasted Hermit Glaucis hirsutus | Band-tailed Barbthroat Threnetes ruckeri | 1 | 0 | 1 |
| Green Hermit Phaethornis guy | Long-billed Hermit Phaethornis longirostris | 1 | 1 | 0 |
| Pale-bellied Hermit Phaethornis anthophilus | Stripe-throated Hermit Phaethornis striigularis | 1 | 1 | 0 |
| Purple-crowned Fairy Heliothryx barroti | Rufous-tailed Hummingbird Amazilia tzacatl | 1 | 1 | 0 |
| Black-throated Mango Anthracothorax nigricollis | Green-breasted Mango Anthracothorax prevostii | 1 | 0 | 1 |
| Long-billed Starthroat Heliomaster longirostris | Plain-capped Starthroat Heliomaster constantii | 1 | 0 | 1 |
| Fiery-throated Hummingbird Panterpe insignis | Purple-throated Mountain-gem Lampornis calolaemus | 1 | 1 | 0 |
| White-throated Mountain-gem Lampornis castaneoventris | Pirre Hummingbird Goldmania bella | 1 | 1 | 0 |
| Volcano Hummingbird Selasphorus flammula | Scintillant Hummingbird Selasphorus scintilla | 1 | 0 | 1 |
| Scintillant Hummingbird Selasphorus scintilla | Garden Emerald Chlorostilbon assimilis | 1 | 1 | 0 |
| Violet-headed Hummingbird Klais guimeti | White-vented Plumeleteer Chalybura buffonii | 1 | 1 | 0 |
| Crowned Woodnymph Thalurania colombica | Violet-capped Hummingbird Goldmania violiceps | 1 | 1 | 0 |
| Stripe-tailed Hummingbird Eupherusa eximia | Scaly-breasted Hummingbird Phaeochroa cuvierii | 1 | 1 | 0 |
| Spotted Rail Pardirallus maculatus | Paint-billed Crake Mustelirallus erythrops | 1 | 1 | 0 |
| Spotted Rail Pardirallus maculatus | Grey-cowled Wood-Rail Aramides cajaneus | 1 | 1 | 0 |
| Uniform Crake Amaurolimnas concolor | Grey-cowled Wood-Rail Aramides cajaneus | 1 | 0 | 1 |
| Grey-cowled Wood-Rail Aramides cajaneus | Sora Porzana carolina | 1 | 0 | 1 |
| Yellow-breasted Crake Laterallus flaviventer | White-throated Crake Laterallus albigularis | 1 | 1 | 0 |
| Grey Plover Pluvialis squatarola | American Golden Plover Pluvialis dominica | 1 | 0 | 1 |
| Southern Lapwing Vanellus chilensis | Rufous-breasted Wren Pheugopedius rutilus | 1 | 1 | 0 |
| Wattled Jacana Jacana jacana | Upland Sandpiper Bartramia longicauda | 1 | 0 | 1 |
| Terek Sandpiper Xenus cinereus | Spotted Sandpiper Actitis macularius | 1 | 0 | 1 |
| Solitary Sandpiper Tringa solitaria | Wandering Tattler Tringa incana | 1 | 0 | 1 |
| Wandering Tattler Tringa incana | Greater Yellowlegs Tringa melanoleuca | 1 | 1 | 0 |
| Lesser Yellowlegs Tringa flavipes | Willet Tringa semipalmata | 1 | 1 | 0 |
| Whimbrel Numenius phaeopus | Ruddy Turnstone Arenaria interpres | 1 | 0 | 1 |
| Ruddy Turnstone Arenaria interpres | Ruff Calidris pugnax | 1 | 1 | 0 |
| Pectoral Sandpiper Calidris melanotos | Semipalmated Sandpiper Calidris pusilla | 1 | 1 | 0 |
| Least Sandpiper Calidris minutilla | Western Sandpiper Calidris mauri | 1 | 0 | 1 |
| Semipalmated Sandpiper Calidris pusilla | Long-tailed Skua Stercorarius longicaudus | 1 | 0 | 1 |
| Arctic Skua Stercorarius parasiticus | Pomarine Skua Stercorarius pomarinus | 1 | 1 | 0 |
| Herring Gull Larus argentatus | Lesser Black-backed Gull Larus fuscus | 1 | 0 | 1 |
| Wilson's Phalarope Phalaropus tricolor | Brown Noddy Anous stolidus | 1 | 0 | 1 |
| Yellow-billed Tern Sternula superciliaris | Large-billed Tern Phaetusa simplex | 1 | 0 | 1 |
| Black Tern Chlidonias niger | Sandwich Tern Thalasseus sandvicensis | 1 | 1 | 0 |
| Common Tern Sterna hirundo | Bay-headed Tanager Tangara gyrola | 1 | 1 | 0 |
| Band-rumped Storm-Petrel Hydrobates castro | Wedge-rumped Storm-Petrel Hydrobates tethys | 1 | 0 | 1 |
| Marbled Wood-Quail Odontophorus gujanensis | Parkinson's Petrel Procellaria parkinsoni | 1 | 0 | 1 |
| Black Storm-Petrel Hydrobates melania | Galapagos Shearwater Puffinus subalaris | 1 | 0 | 1 |
| Manx Shearwater Puffinus puffinus | Sargasso Shearwater Puffinus lherminieri | 1 | 1 | 0 |
| Sargasso Shearwater Puffinus lherminieri | White-fronted Nunbird Monasa morphoeus | 1 | 1 | 0 |
| Red-necked Phalarope Phalaropus lobatus | Peruvian Booby Sula variegata | 1 | 0 | 1 |
| Yellow-crowned Night Heron Nyctanassa violacea | Capped Heron Pilherodius pileatus | 1 | 1 | 0 |
| Green Heron Butorides virescens | Great White Egret Ardea alba | 1 | 1 | 0 |
| Osprey Pandion haliaetus | Red-tailed Hawk Buteo jamaicensis | 1 | 1 | 0 |
| Crested Eagle Morphnus guianensis | Harpy Eagle Harpia harpyja | 1 | 1 | 0 |
| White-tipped Dove Leptotila verreauxi | Mississippi Kite Ictinia mississippiensis | 1 | 0 | 1 |
| Brown Pelican Pelecanus occidentalis | Mississippi Kite Ictinia mississippiensis | 1 | 0 | 1 |
| Savanna Hawk Buteogallus meridionalis | Great Black Hawk Buteogallus urubitinga | 1 | 1 | 0 |
| Crested Eagle Morphnus guianensis | Solitary Eagle Buteogallus solitarius | 1 | 0 | 1 |
| Great Black Hawk Buteogallus urubitinga | Solitary Eagle Buteogallus solitarius | 1 | 0 | 1 |
| Solitary Eagle Buteogallus solitarius | White-winged Tanager Piranga leucoptera | 1 | 1 | 0 |
| Harpy Eagle Harpia harpyja | Roadside Hawk Rupornis magnirostris | 1 | 0 | 1 |
| White-tailed Hawk Geranoaetus albicaudatus | White Hawk Pseudastur albicollis | 1 | 1 | 0 |
| White-tailed Hawk Geranoaetus albicaudatus | Grey-lined Hawk Buteo nitidus | 1 | 1 | 0 |
| Green-fronted Lancebill Doryfera ludovicae | Semiplumbeous Hawk Leucopternis semiplumbeus | 1 | 0 | 1 |
| Semiplumbeous Hawk Leucopternis semiplumbeus | Short-tailed Hawk Buteo brachyurus | 1 | 1 | 0 |
| Short-tailed Hawk Buteo brachyurus | Red-tailed Hawk Buteo jamaicensis | 1 | 1 | 0 |
| Mississippi Kite Ictinia mississippiensis | Swainson's Hawk Buteo swainsoni | 1 | 0 | 1 |
| Tropical Screech-Owl Megascops choliba | Choco Screech-Owl Megascops centralis | 1 | 0 | 1 |
| White-tailed Trogon Trogon chionurus | Graceful Black-throated Trogon Trogon tenellus | 1 | 1 | 0 |
| Black-tailed Trogon Trogon melanurus | Baird's Trogon Trogon bairdii | 1 | 0 | 1 |
| Gartered Violaceous Trogon Trogon caligatus | Graceful Black-throated Trogon Trogon tenellus | 1 | 1 | 0 |
| Marbled Wood-Quail Odontophorus gujanensis | Whooping Motmot Momotus subrufescens | 1 | 0 | 1 |
| Lesson's Motmot Momotus lessonii | Whooping Motmot Momotus subrufescens | 1 | 0 | 1 |
| Rufous Motmot Baryphthengus martii | Broad-billed Motmot Electron platyrhynchum | 1 | 0 | 1 |
| Broad-billed Motmot Electron platyrhynchum | Red-crowned Ant-Tanager Habia rubica | 1 | 1 | 0 |
| White-whiskered Puffbird Malacoptila panamensis | Lanceolated Monklet Micromonacha lanceolata | 1 | 0 | 1 |
| Spot-crowned Barbet Capito maculicoronatus | Prong-billed Barbet Semnornis frantzii | 1 | 0 | 1 |
| White-throated Crake Laterallus albigularis | Collared Aracari Pteroglossus torquatus | 1 | 0 | 1 |
| Red-rumped Woodpecker Veniliornis kirkii | Pale-billed Woodpecker Campephilus guatemalensis | 1 | 1 | 0 |
| Crimson-crested Woodpecker Campephilus melanoleucos | Lineated Woodpecker Dryocopus lineatus | 1 | 1 | 0 |
| Cinnamon Woodpecker Celeus loricatus | Chestnut-coloured Woodpecker Celeus castaneus | 1 | 1 | 0 |
| Stripe-cheeked Woodpecker Piculus callopterus | Golden-green Woodpecker Piculus chrysochloros | 1 | 0 | 1 |
| Laughing Falcon Herpetotheres cachinnans | Red-throated Caracara Ibycter americanus | 1 | 0 | 1 |
| Crested Caracara Caracara plancus | Yellow-headed Caracara Daptrius chimachima | 1 | 0 | 1 |
| American Kestrel Falco sparverius | Peregrine Falcon Falco peregrinus | 1 | 1 | 0 |
| Aplomado Falcon Falco femoralis | Peregrine Falcon Falco peregrinus | 1 | 1 | 0 |
| Blue-fronted Parrotlet Touit dilectissimus | Orange-chinned Parakeet Brotogeris jugularis | 1 | 1 | 0 |
| Orange-chinned Parakeet Brotogeris jugularis | Cliff Swallow Petrochelidon pyrrhonota | 1 | 1 | 0 |
| Swainson's Hawk Buteo swainsoni | Blue-headed Parrot Pionus menstruus | 1 | 0 | 1 |
| Lanceolated Monklet Micromonacha lanceolata | White-crowned Parrot Pionus senilis | 1 | 0 | 1 |
| Blue-headed Parrot Pionus menstruus | White-crowned Parrot Pionus senilis | 1 | 0 | 1 |
| Great Antshrike Taraba major | Black-hooded Antshrike Thamnophilus bridgesi | 1 | 1 | 0 |
| Black-crowned Antshrike Thamnophilus atrinucha | Rufous Mourner Rhytipterna holerythra | 1 | 1 | 0 |
| Black Antshrike Thamnophilus nigriceps | Russet Antshrike Thamnistes anabatinus | 1 | 0 | 1 |
| Russet Antshrike Thamnistes anabatinus | Plain Antvireo Dysithamnus mentalis | 1 | 1 | 0 |
| Spot-crowned Antvireo Dysithamnus puncticeps | Checker-throated Stipplethroat Epinecrophylla fulviventris | 1 | 0 | 1 |
| Slaty Antwren Myrmotherula schisticolor | Ochraceous Wren Troglodytes ochraceus | 1 | 1 | 0 |
| Dot-winged Antwren Microrhopias quixensis | Spotted Antbird Hylophylax naevioides | 1 | 1 | 0 |
| Dot-winged Antwren Microrhopias quixensis | Northern White-fringed Antwren Formicivora intermedia | 1 | 0 | 1 |
| Northern White-fringed Antwren Formicivora intermedia | White-bellied Antbird Myrmeciza longipes | 1 | 1 | 0 |
| White-bellied Antbird Myrmeciza longipes | Chestnut-backed Antbird Poliocrania exsul | 1 | 1 | 0 |
| Dull-mantled Antbird Sipia laemosticta | Zeledon's Antbird Hafferia zeledoni | 1 | 0 | 1 |
| Wing-banded Antbird Myrmornis torquata | Scarlet-thighed Dacnis Dacnis venusta | 1 | 1 | 0 |
| Chestnut-backed Antbird Poliocrania exsul | Bicoloured Antbird Gymnopithys bicolor | 1 | 0 | 1 |
| Olivaceous Woodcreeper Sittasomus griseicapillus | Ruddy Woodcreeper Dendrocincla homochroa | 1 | 1 | 0 |
| Wedge-billed Woodcreeper Glyphorynchus spirurus | Cocoa Woodcreeper Xiphorhynchus susurrans | 1 | 1 | 0 |
| Wedge-billed Woodcreeper Glyphorynchus spirurus | Pale-breasted Spinetail Synallaxis albescens | 1 | 1 | 0 |
| Common Pauraque Nyctidromus albicollis | Cocoa Woodcreeper Xiphorhynchus susurrans | 1 | 0 | 1 |
| Cocoa Woodcreeper Xiphorhynchus susurrans | Spotted Woodcreeper Xiphorhynchus erythropygius | 1 | 1 | 0 |
| Black-striped Woodcreeper Xiphorhynchus lachrymosus | Spot-crowned Woodcreeper Lepidocolaptes affinis | 1 | 1 | 0 |
| Black-striped Woodcreeper Xiphorhynchus lachrymosus | Streak-headed Woodcreeper Lepidocolaptes souleyetii | 1 | 0 | 1 |
| Spot-crowned Woodcreeper Lepidocolaptes affinis | Streaked Xenops Xenops rutilans | 1 | 0 | 1 |
| Plain Antvireo Dysithamnus mentalis | Sharp-tailed Streamcreeper Lochmias nematura | 1 | 0 | 1 |
| Sharp-tailed Streamcreeper Lochmias nematura | Scaly-throated Foliage-gleaner Anabacerthia variegaticeps | 1 | 1 | 0 |
| Lineated Foliage-gleaner Syndactyla subalaris | White-ringed Flycatcher Conopias albovittatus | 1 | 1 | 0 |
| Buff-fronted Foliage-gleaner Dendroma rufa | Mountain Elaenia Elaenia frantzii | 1 | 1 | 0 |
| Pale-breasted Spinetail Synallaxis albescens | Blackburnian Warbler Setophaga fusca | 1 | 1 | 0 |
| White-ruffed Manakin Corapipo altera | Choco Manakin Cryptopipo litae | 1 | 1 | 0 |
| Choco Manakin Cryptopipo litae | White-collared Manakin Manacus candei | 1 | 0 | 1 |
| Slaty-winged Foliage-gleaner Neophilydor fuscipenne | Red-capped Manakin Ceratopipra mentalis | 1 | 0 | 1 |
| Red-capped Manakin Ceratopipra mentalis | Yellow-crowned Tyrannulet Tyrannulus elatus | 1 | 1 | 0 |
| Scaly-throated Leaftosser Sclerurus guatemalensis | Blue Cotinga Cotinga nattererii | 1 | 0 | 1 |
| Yellow-billed Cotinga Carpodectes antoniae | Snowy Cotinga Carpodectes nitidus | 1 | 1 | 0 |
| Speckled Mourner Laniocera rufescens | Plain-coloured Tanager Tangara inornata | 1 | 1 | 0 |
| Lanceolated Monklet Micromonacha lanceolata | Barred Becard Pachyramphus versicolor | 1 | 0 | 1 |
| Speckled Mourner Laniocera rufescens | Barred Becard Pachyramphus versicolor | 1 | 0 | 1 |
| Tropical Royal Flycatcher Onychorhynchus coronatus | Ruddy-tailed Flycatcher Terenotriccus erythrurus | 1 | 1 | 0 |
| Fasciated Antshrike Cymbilaimus lineatus | Ruddy-tailed Flycatcher Terenotriccus erythrurus | 1 | 0 | 1 |
| Ruddy-tailed Flycatcher Terenotriccus erythrurus | Wilson's Warbler Cardellina pusilla | 1 | 1 | 0 |
| Olive-streaked Flycatcher Mionectes olivaceus | Pale-eyed Pygmy-Tyrant Atalotriccus pilaris | 1 | 1 | 0 |
| Olive-streaked Flycatcher Mionectes olivaceus | Olive-striped Flycatcher Mionectes galbinus | 1 | 0 | 1 |
| Rufous-browed Tyrannulet Phylloscartes superciliaris | Ruddy-breasted Seedeater Sporophila minuta | 1 | 1 | 0 |
| Scale-crested Pygmy-Tyrant Lophotriccus pileatus | Pale-eyed Pygmy-Tyrant Atalotriccus pilaris | 1 | 1 | 0 |
| Slate-headed Tody-Flycatcher Poecilotriccus sylvia | Black-headed Tody-Flycatcher Todirostrum nigriceps | 1 | 0 | 1 |
| Brownish Twistwing Cnipodectes subbrunneus | Tufted Flycatcher Mitrephanes phaeocercus | 1 | 1 | 0 |
| Western Olivaceous Flatbill Rhynchocyclus aequinoctialis | Yellow-olive Flatbill Tolmomyias sulphurescens | 1 | 0 | 1 |
| Yellow-olive Flatbill Tolmomyias sulphurescens | Yellow-winged Flatbill Tolmomyias flavotectus | 1 | 1 | 0 |
| Yellow-winged Flatbill Tolmomyias flavotectus | Lesser Elaenia Elaenia chiriquensis | 1 | 1 | 0 |
| Southern Beardless-Tyrannulet Camptostoma obsoletum | Slate-throated Gnatcatcher Polioptila schistaceigula | 1 | 1 | 0 |
| Brown-capped Tyrannulet Ornithion brunneicapillus | Northern Mouse-coloured Tyrannulet Nesotriccus incomtus | 1 | 0 | 1 |
| Northern Mouse-coloured Tyrannulet Nesotriccus incomtus | Yellow Warbler Setophaga petechia | 1 | 1 | 0 |
| Yellow-crowned Tyrannulet Tyrannulus elatus | Yellow-thighed Brushfinch Atlapetes tibialis | 1 | 1 | 0 |
| Yellow-crowned Tyrannulet Tyrannulus elatus | Golden-crowned Warbler Basileuterus culicivorus | 1 | 1 | 0 |
| Forest Elaenia Myiopagis gaimardii | Golden-bellied Flycatcher Myiodynastes hemichrysus | 1 | 1 | 0 |
| White-crowned Manakin Pseudopipra pipra | Sooty-headed Tyrannulet Phyllomyias griseiceps | 1 | 0 | 1 |
| White-fronted Tyrannulet Acrochordopus zeledoni | Mistletoe Tyrannulet Zimmerius parvus | 1 | 0 | 1 |
| Northern Tropical Pewee Contopus bogotensis | Eastern Wood-Pewee Contopus virens | 1 | 0 | 1 |
| Eastern Wood-Pewee Contopus virens | Acadian Flycatcher Empidonax virescens | 1 | 0 | 1 |
| Alder Flycatcher Empidonax alnorum | White-throated Flycatcher Empidonax albigularis | 1 | 1 | 0 |
| Willow Flycatcher Empidonax traillii | Western Tanager Piranga ludoviciana | 1 | 1 | 0 |
| Rusty-winged Antwren Herpsilochmus frater | Bright-rumped Attila Attila spadiceus | 1 | 0 | 1 |
| Choco Sirystes Sirystes albogriseus | Panama Flycatcher Myiarchus panamensis | 1 | 1 | 0 |
| Social Flycatcher Myiozetetes similis | Yellow-crowned Euphonia Euphonia luteicapilla | 1 | 1 | 0 |
| Social Flycatcher Myiozetetes similis | Blue-black Grassquit Volatinia jacarina | 1 | 1 | 0 |
| Rusty-margined Flycatcher Myiozetetes cayanensis | Grey-capped Flycatcher Myiozetetes granadensis | 1 | 0 | 1 |
| Grey-capped Flycatcher Myiozetetes granadensis | Fork-tailed Flycatcher Tyrannus savana | 1 | 1 | 0 |
| Social Flycatcher Myiozetetes similis | White-ringed Flycatcher Conopias albovittatus | 1 | 0 | 1 |
| Golden-bellied Flycatcher Myiodynastes hemichrysus | Piratic Flycatcher Legatus leucophaius | 1 | 1 | 0 |
| Golden-bellied Flycatcher Myiodynastes hemichrysus | Green-naped Tanager Tangara fucosa | 1 | 1 | 0 |
| Peregrine Falcon Falco peregrinus | Eastern Kingbird Tyrannus tyrannus | 1 | 0 | 1 |
| Scrub Greenlet Hylophilus flavipes | Chestnut-sided Warbler Setophaga pensylvanica | 1 | 1 | 0 |
| Yellow-browed Shrike-Vireo Vireolanius eximius | Lesser Greenlet Pachysylvia decurtata | 1 | 0 | 1 |
| Yellow-winged Vireo Vireo carmioli | Chestnut-sided Warbler Setophaga pensylvanica | 1 | 1 | 0 |
| Warbling Vireo Vireo gilvus | Red-eyed Vireo Vireo olivaceus | 1 | 1 | 0 |
| Yellow-throated Vireo Vireo flavifrons | Red-eyed Vireo Vireo olivaceus | 1 | 0 | 1 |
| Red-eyed Vireo Vireo olivaceus | Black-whiskered Vireo Vireo altiloquus | 1 | 1 | 0 |
| Southern Rough-winged Swallow Stelgidopteryx ruficollis | Blue-and-white Swallow Pygochelidon cyanoleuca | 1 | 0 | 1 |
| Bright-rumped Attila Attila spadiceus | Long-billed Gnatwren Ramphocaenus melanurus | 1 | 0 | 1 |
| Tawny-faced Gnatwren Microbates cinereiventris | Long-billed Gnatwren Ramphocaenus melanurus | 1 | 0 | 1 |
| White-crowned Parrot Pionus senilis | Slate-throated Gnatcatcher Polioptila schistaceigula | 1 | 0 | 1 |
| White-headed Wren Campylorhynchus albobrunneus | Black-bellied Wren Pheugopedius fasciatoventris | 1 | 0 | 1 |
| Spot-crowned Barbet Capito maculicoronatus | Rufous-breasted Wren Pheugopedius rutilus | 1 | 0 | 1 |
| Rufous-and-white Wren Thryophilus rufalbus | Stripe-throated Wren Cantorchilus leucopogon | 1 | 1 | 0 |
| Rufous-and-white Wren Thryophilus rufalbus | Canebrake Wren Cantorchilus zeledoni | 1 | 1 | 0 |
| Canebrake Wren Cantorchilus zeledoni | Riverside Wren Cantorchilus semibadius | 1 | 0 | 1 |
| Buff-breasted Wren Cantorchilus leucotis | Grey-breasted Wood-Wren Henicorhina leucophrys | 1 | 1 | 0 |
| Thicket Antpitta Myrmothera dives | White-breasted Wood-Wren Henicorhina leucosticta | 1 | 0 | 1 |
| Black-faced Antthrush Formicarius analis | White-breasted Wood-Wren Henicorhina leucosticta | 1 | 0 | 1 |
| White-breasted Wood-Wren Henicorhina leucosticta | Grey-breasted Wood-Wren Henicorhina leucophrys | 1 | 1 | 0 |
| Black-faced Solitaire Myadestes melanops | Varied Solitaire Myadestes coloratus | 1 | 0 | 1 |
| Black-faced Antthrush Formicarius analis | Black-billed Nightingale-Thrush Catharus gracilirostris | 1 | 0 | 1 |
| Ruddy-capped Nightingale-Thrush Catharus frantzii | Grey-cheeked Thrush Catharus minimus | 1 | 1 | 0 |
| Grey-cheeked Thrush Catharus minimus | Mountain Thrush Turdus plebejus | 1 | 1 | 0 |
| Grey-cheeked Thrush Catharus minimus | Wood Thrush Hylocichla mustelina | 1 | 0 | 1 |
| Black-bellied Wren Pheugopedius fasciatoventris | Black-and-yellow Silky-flycatcher Phainoptila melanoxantha | 1 | 0 | 1 |
| Black-and-yellow Silky-flycatcher Phainoptila melanoxantha | Bananaquit Coereba flaveola | 1 | 1 | 0 |
| White-winged Dove Zenaida asiatica | Yellow-crowned Euphonia Euphonia luteicapilla | 1 | 0 | 1 |
| Yellow-crowned Euphonia Euphonia luteicapilla | Blue-black Grassquit Volatinia jacarina | 1 | 1 | 0 |
| Olive-backed Euphonia Euphonia gouldi | Orange-bellied Euphonia Euphonia xanthogaster | 1 | 1 | 0 |
| Lesser Goldfinch Spinus psaltria | Yellow-bellied Siskin Spinus xanthogastrus | 1 | 0 | 1 |
| Common Chlorospingus Chlorospingus flavopectus | Tacarcuna Chlorospingus Chlorospingus tacarcunae | 1 | 0 | 1 |
| Tacarcuna Chlorospingus Chlorospingus tacarcunae | Pirre Chlorospingus Chlorospingus inornatus | 1 | 1 | 0 |
| Grasshopper Sparrow Ammodramus savannarum | Black-striped Sparrow Arremonops conirostris | 1 | 1 | 0 |
| Sooty-faced Finch Arremon crassirostris | Red-crowned Ant-Tanager Habia rubica | 1 | 1 | 0 |
| Sooty-faced Finch Arremon crassirostris | Volcano Junco Junco vulcani | 1 | 0 | 1 |
| Crested Oropendola Psarocolius decumanus | Chestnut-headed Oropendola Psarocolius wagleri | 1 | 1 | 0 |
| Broad-billed Motmot Electron platyrhynchum | Chestnut-headed Oropendola Psarocolius wagleri | 1 | 0 | 1 |
| Three-wattled Bellbird Procnias tricarunculatus | Montezuma Oropendola Psarocolius montezuma | 1 | 0 | 1 |
| Montezuma Oropendola Psarocolius montezuma | Black Oropendola Psarocolius guatimozinus | 1 | 0 | 1 |
| Tennessee Warbler Leiothlypis peregrina | Nashville Warbler Leiothlypis ruficapilla | 1 | 1 | 0 |
| Prothonotary Warbler Protonotaria citrea | Cape May Warbler Setophaga tigrina | 1 | 0 | 1 |
| Silvery-fronted Tapaculo Scytalopus argentifrons | Chestnut-sided Warbler Setophaga pensylvanica | 1 | 0 | 1 |
| Black-throated Green Warbler Setophaga virens | Chestnut-capped Warbler Basileuterus delattrii | 1 | 1 | 0 |
| Choco Tapaculo Scytalopus chocoensis | Black-cheeked Warbler Basileuterus melanogenys | 1 | 0 | 1 |
| Plain Xenops Xenops minutus | Black-cheeked Warbler Basileuterus melanogenys | 1 | 0 | 1 |
| Tawny-capped Euphonia Euphonia anneae | Costa Rican Warbler Basileuterus melanotis | 1 | 0 | 1 |
| Northern Mouse-coloured Tyrannulet Nesotriccus incomtus | Buff-rumped Warbler Myiothlypis fulvicauda | 1 | 0 | 1 |
| Yellow Warbler Setophaga petechia | Buff-rumped Warbler Myiothlypis fulvicauda | 1 | 0 | 1 |
| Yellow Warbler Setophaga petechia | Collared Redstart Myioborus torquatus | 1 | 0 | 1 |
| Summer Tanager Piranga rubra | Flame-coloured Tanager Piranga bidentata | 1 | 1 | 0 |
| Bicoloured Antbird Gymnopithys bicolor | Flame-coloured Tanager Piranga bidentata | 1 | 0 | 1 |
| Cinereous Becard Pachyramphus rufus | Carmiol's Tanager Chlorothraupis carmioli | 1 | 0 | 1 |
| Yellow-green Grosbeak Caryothraustes canadensis | Tawny-crested Tanager Tachyphonus delatrii | 1 | 1 | 0 |
| Coiba Spinetail Cranioleuca dissita | Dickcissel Spiza americana | 1 | 0 | 1 |
| Choco Sirystes Sirystes albogriseus | Tawny-crested Tanager Tachyphonus delatrii | 1 | 0 | 1 |
| White-naped Brushfinch Atlapetes albinucha | Flame-rumped Tanager Ramphocelus flammigerus | 1 | 0 | 1 |
| Flame-rumped Tanager Ramphocelus flammigerus | Crimson-backed Tanager Ramphocelus dimidiatus | 1 | 0 | 1 |
| Yellow-crowned Euphonia Euphonia luteicapilla | Blue-grey Tanager Thraupis episcopus | 1 | 0 | 1 |
| Spangle-cheeked Tanager Tangara dowii | Green-naped Tanager Tangara fucosa | 1 | 1 | 0 |
| Barn Swallow Hirundo rustica | Plain-coloured Tanager Tangara inornata | 1 | 0 | 1 |
| Plain-coloured Tanager Tangara inornata | Emerald Tanager Tangara florida | 1 | 1 | 0 |
| Plain-coloured Tanager Tangara inornata | Swallow Tanager Tersina viridis | 1 | 1 | 0 |
| Plain-coloured Tanager Tangara inornata | Blue Dacnis Dacnis cayana | 1 | 1 | 0 |
| Thick-billed Euphonia Euphonia laniirostris | Silver-throated Tanager Tangara icterocephala | 1 | 0 | 1 |
| Swallow Tanager Tersina viridis | Blue Dacnis Dacnis cayana | 1 | 1 | 0 |
| Scarlet-thighed Dacnis Dacnis venusta | Blue Dacnis Dacnis cayana | 1 | 1 | 0 |
| Purple Gallinule Porphyrio martinica | Shining Honeycreeper Cyanerpes lucidus | 1 | 0 | 1 |
| Thick-billed Euphonia Euphonia laniirostris | Red-legged Honeycreeper Cyanerpes cyaneus | 1 | 0 | 1 |
| Slate-throated Redstart Myioborus miniatus | Red-legged Honeycreeper Cyanerpes cyaneus | 1 | 0 | 1 |
| Bronzy Hermit Glaucis aeneus | Sulphur-rumped Tanager Heterospingus rubrifrons | 1 | 0 | 1 |
| Black-crowned Antshrike Thamnophilus atrinucha | Sulphur-rumped Tanager Heterospingus rubrifrons | 1 | 0 | 1 |
| Spiny-faced Antshrike Xenornis setifrons | Scarlet-browed Tanager Heterospingus xanthopygius | 1 | 0 | 1 |
| Sulphur-rumped Tanager Heterospingus rubrifrons | Yellow-backed Tanager Hemithraupis flavicollis | 1 | 0 | 1 |
| Yellow-backed Tanager Hemithraupis flavicollis | Large-billed Seed-Finch Sporophila crassirostris | 1 | 1 | 0 |
| White-eared Conebill Conirostrum leucogenys | Slaty Finch Haplospiza rustica | 1 | 0 | 1 |
| Blue-black Grassquit Volatinia jacarina | Thick-billed Seed-Finch Sporophila funerea | 1 | 0 | 1 |
| Thick-billed Seed-Finch Sporophila funerea | Variable Seedeater Sporophila corvina | 1 | 0 | 1 |
| Costa Rican Warbler Basileuterus melanotis | Yellow-bellied Seedeater Sporophila nigricollis | 1 | 0 | 1 |
| Variable Seedeater Sporophila corvina | Yellow-bellied Seedeater Sporophila nigricollis | 1 | 0 | 1 |
| Bananaquit Coereba flaveola | Black-headed Saltator Saltator atriceps | 1 | 1 | 0 |