Traditional Classification
Palaeognathae
Tinamiformes - tinamous
Ratitae - ratites
Struthioniformes – ostriches (sometimes includes all ratites)
Rheiformes – rheas
Casuariiformes – cassowaries and emus
Apterygiformes – kiwis
Aepyornithiformes – elephant birds
Dinornithiformes - moas
Neognathae
Gaviiformes - loons
Podicipediformes - grebes
Sphenisciformes - penguins
Procellariiformes – tubenoses: albatrosses, shearwaters (petrels), storm
petrels, diving petrels
Pelecaniformes (polyphyletic) – totipalmate birds: pelicans, tropicbirds,
gannets (boobies), darters (anhingas), cormorants, frigatebirds
Ciconiiformes (polyphyletic) – storks, herons, ibises, shoebill,
hammerkop, flamingos
Anseriformes – waterfowl: screamers, magpie goose, whistling ducks,
ducks (swans, geese)
Falconiformes (polyphyletic) - diurnal birds-of-prey: New World vultures,
hawks (eagles, buzzards,kites), falcons, osprey, secretarybird
Galliformes – fowl: mound-builders, currasows, pheasants (turkeys,
grouse, quail), guineafowl
Gruiformes (polyphyletic) – cranes, rails, bustards, seriemas, finfoots
(sungrebe), sunbittern, kagu, mesites, button quail, plains wanderer
Charadriiformes (polyphyletic) – shorebirds: sandpipers, seedsnipe,
painted snipe, jaçanas, coursers and pratincoles, jaegers, auks, gulls,
thick-knees, plovers, stilts, oystercatchers, sheathbills, ibisbill, crab
plover, sand grouse
Columbiformes – doves (pigeons), dodos
Psittaciformes – parrots
Cuculiformes (polyphyletic) – cuckoos, turacos, hoatzin
Strigiformes – owls, barn owls
Caprimulgiformes (paraphyletic) – goatsuckers: frogmouths, potoos,
nighthawks, owlet-nightjars, oilbirds
Apodiformes – crested swifts, swifts, hummingbirds
Coliiformes – mousebirds (colies)
Trogoniformes – trogons
Coraciiformes (polyphyletic) – kingfishers, todies, motmots, bee-eaters,
rollers, cuckoo-roller, ground rollers, hornbills, hoopoes, wood-
hoopoes
Piciformes
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