| White-throated Crake Laterallus albigularis | Gruiformes / Rallidae | LC |
| Grey-breasted Crake Laterallus exilis | Gruiformes / Rallidae | LC |
| Yellow-breasted Crake Laterallus flaviventer | Gruiformes / Rallidae | LC |
| Black Rail Laterallus jamaicensis | Gruiformes / Rallidae | NE |
| Rusty-flanked Crake Laterallus levraudi | Gruiformes / Rallidae | VU |
| Rufous-sided Crake Laterallus melanophaius | Gruiformes / Rallidae | LC |
| Speckled Rail Laterallus notatus | Gruiformes / Rallidae | LC |
| Inaccessible Island Rail Laterallus rogersi | Gruiformes / Rallidae | VU |
| Ruddy Crake Laterallus ruber | Gruiformes / Rallidae | LC |
| Galapagos Crake Laterallus spilonota | Gruiformes / Rallidae | VU |
| Dot-winged Crake Laterallus spiloptera | Gruiformes / Rallidae | VU |
| Swift Parrot Lathamus discolor | Psittaciformes / Psittaculidae | CR |
| Euler's Flycatcher Lathrotriccus euleri | Passeriformes / Tyrannidae | LC |
| Grey-breasted Flycatcher Lathrotriccus griseipectus | Passeriformes / Tyrannidae | LC |
| Rufous-vented Grass Babbler Laticilla burnesii | Passeriformes / Pellorneidae | NT |
| Swamp Grass Babbler Laticilla cinerascens | Passeriformes / Pellorneidae | EN |
| Piratic Flycatcher Legatus leucophaius | Passeriformes / Tyrannidae | LC |
| Orange-crowned Warbler Leiothlypis celata | Passeriformes / Parulidae | LC |
| Colima Warbler Leiothlypis crissalis | Passeriformes / Parulidae | LC |
| Lucy's Warbler Leiothlypis luciae | Passeriformes / Parulidae | LC |
| Tennessee Warbler Leiothlypis peregrina | Passeriformes / Parulidae | LC |
| Nashville Warbler Leiothlypis ruficapilla | Passeriformes / Parulidae | LC |
| Virginia's Warbler Leiothlypis virginiae | Passeriformes / Parulidae | LC |
| Malleefowl Leipoa ocellata | Galliformes / Megapodiidae | VU |
| Peruvian Meadowlark Leistes bellicosus | Passeriformes / Icteridae | LC |
| Pampas Meadowlark Leistes defilippii | Passeriformes / Icteridae | VU |
| Long-tailed Meadowlark Leistes loyca | Passeriformes / Icteridae | LC |
| Red-breasted Meadowlark Leistes militaris | Passeriformes / Icteridae | LC |
| White-browed Meadowlark Leistes superciliaris | Passeriformes / Icteridae | LC |
| Bagobo Babbler Leonardina woodi | Passeriformes / Muscicapidae | LC |
| Spot-crowned Woodcreeper Lepidocolaptes affinis | Passeriformes / Furnariidae | NE |
| Guianan Woodcreeper Lepidocolaptes albolineatus | Passeriformes / Furnariidae | LC |
| Narrow-billed Woodcreeper Lepidocolaptes angustirostris | Passeriformes / Furnariidae | LC |
| Duida Woodcreeper Lepidocolaptes duidae | Passeriformes / Furnariidae | LC |
| Scalloped Woodcreeper Lepidocolaptes falcinellus | Passeriformes / Furnariidae | LC |
| Inambari Woodcreeper Lepidocolaptes fatimalimae | Passeriformes / Furnariidae | LC |
| Dusky-capped Woodcreeper Lepidocolaptes fuscicapillus | Passeriformes / Furnariidae | LC |
| Montane Woodcreeper Lepidocolaptes lacrymiger | Passeriformes / Furnariidae | LC |
| White-striped Woodcreeper Lepidocolaptes leucogaster | Passeriformes / Furnariidae | LC |
| Streak-headed Woodcreeper Lepidocolaptes souleyetii | Passeriformes / Furnariidae | LC |
| Scaled Woodcreeper Lepidocolaptes squamatus | Passeriformes / Furnariidae | LC |
| Madagascar Mannikin Lepidopygia nana | Passeriformes / Estrildidae | LC |
| Cerulean-capped Manakin Lepidothrix coeruleocapilla | Passeriformes / Pipridae | LC |
| Blue-capped Manakin Lepidothrix coronata | Passeriformes / Pipridae | NE |
| Opal-crowned Manakin Lepidothrix iris | Passeriformes / Pipridae | VU |
| Blue-rumped Manakin Lepidothrix isidorei | Passeriformes / Pipridae | LC |
| Snow-capped Manakin Lepidothrix nattereri | Passeriformes / Pipridae | LC |
| White-fronted Manakin Lepidothrix serena | Passeriformes / Pipridae | LC |
| Orange-bellied Manakin Lepidothrix suavissima | Passeriformes / Pipridae | LC |
| Velvety Manakin Lepidothrix velutina | Passeriformes / Pipridae | NE |