| ratites (Struthioniformes) |
| tinamous (Tinamiformes) |
| guans, curassows and megapodes (Craciformes) |
| galliform birds (Galliformes) |
| waterfowl and screamers (Anseriformes) |
| buttonquails? (Turniciformes) |
| woodpeckers, piculets, honeyguides, toucans, etc. (Piciformes) |
| jacamars, puffbirds, etc. (Galbuliformes) |
| hornbills (Bucerotiformes) |
| hoopoes, woodhoopoes, and scimitar-bills (Upupiformes) |
| trogons (Trogoniformes) |
| kingfishers (Coraciiformes) |
| mousebirds (Coliiformes) |
| cuckoos, coucals, anis, roadrunners, etc. (Cuculiformes) |
| diurnal birds of prey (Falconiformes) |
| parrots, etc. (Psittaciformes) |
| swifts and spinetails (Apodiformes) |
| hummingbirds (Trochiliformes) |
| turacos?, etc. (Musophagiformes) |
| owls and relatives (Strigiformes) |
| (Caprimulgiformes) |
| pigeons and doves (Columbiformes) |
| cranes, rails and relatives (Gruiformes) |
| gulls, shorebirds, alcids, etc. (Charadriiformes) |
| (Ciconiiformes) |
| grebes (Podicipediformes) |
| (Pelecaniformes) |
| penguins (Sphenisciformes) |
| loons (Gaviiformes) |
| tube-nosed seabirds (Procellariiformes) |
| (Phoenicopteriformes) |
| perching birds (Passeriformes) |