taxonomy

archaeornithes

subclass, includes Extinct birds (archaeopteryx), Mostly Jurassic/cretaceous birds

Paleognathae

  Includes Struthioniformes, Rheiformes, Apterygiformes,Casuariiformes, “Old Jaw”

Neognathae

“New jaw” includes everything else

Order Struthioniformes

Includes ostriches.

Order Rheiformes

Includes rheas.

Order Apterygiformes

Includes kiwis.

Order Casuariiformes

Includes emus and cassowaries.

Superorder: Neognathae

Superorder including more modern birds.

Order Anseriformes

Includes ducks, geese, swans.

Order Galliformes

Includes chickens, turkeys, grouse, quail, pheasant.

Order Gaviiformes

Includes loons.

Order Podicipediformes

Includes grebes.

Order Ciconiiformes

Includes storks.

Order Suliformes

Includes cormorants, anhingas, frigatebirds.

Order Gruiformes

Includes rails, cranes.

Order Pelecaniformes

Includes pelicans, egrets, herons, ibises.

Order Accipitriformes

Includes hawks, eagles, vultures, osprey, kites.

Order Falconiformes

Includes falcons and caracaras.

Order Charadriiformes

Includes sandpipers, plovers, gulls, terns.

Order Columbiformes

Includes pigeons and doves.

Order Strigiformes

Includes owls.

Order Caprimulgiformes

Includes nightjars/goatsuckers.

Order Apodiformes

Includes swifts and hummingbirds.

Order Piciformes

Includes woodpeckers.

Order Passeriformes

Includes songbirds such as finches, sparrows, warblers.