List of palaeognaths

This list contains all the species of ratites, including made-up and extinct species.

Struthionidae

 * Common Ostrich, Struthio camelus
 * Somali Ostrich, Struthio molybdophanes

Extinct species

 * †Struthio coppensi (Early Miocene of Elizabethfeld, Namibia)
 * †Struthio linxiaensis (Liushu Late Miocene of Yangwapuzijifang, China)
 * †Struthio orlovi (Late Miocene of Moldavia)
 * †Struthio karingarabensis (Late Miocene - Early Pliocene of SW and CE Africa) - oospecies(?)
 * †Struthio kakesiensis (Laetolil Early Pliocene of Laetoli, Tanzania) - oospecies
 * †Struthio wimani (Early Pliocene of China and Mongolia)
 * †Struthio daberasensis (Early - Middle Pliocene of Namibia) - oospecies
 * †Struthio brachydactylus (Pliocene of Ukraine)
 * †Struthio chersonensis (Pliocene of SE Europe to WC Asia) - oospecies
 * †Struthio asiaticus, Asian Ostrich (Early Pliocene - Late Pleistocene of Central Asia to China ?and Morocco)
 * †Struthio dmanisensis, Giant Ostrich (Late Pliocene/Early Pleistocene of Dmanisi, Georgia)
 * †Struthio oldawayi (Early Pleistocene of Tanzania) - probably subspecies of S. camelus
 * †Struthio anderssoni - oospecies(?)

Rheidae

 * Greater Rhea, Rhea americana
 * Lesser Rhea, Rhea pennata

Apterygidae

 * Great Spotted Kiwi, Apteryx haastii
 * Little Spotted Kiwi, Apteryx owenii
 * Okarito Kiwi, Apteryx rowi
 * Southern Brown Kiwi, Apteryx australis
 * North Island Brown Kiwi, Apteryx mantelli

Dromaiidae

 * Emu, Dromaius novaehollandiae
 * †King Island Emu, Dromaius (novaehollandiae) ater
 * †Kangaroo Island Emu, Dromaius (novaehollandiae) baudinianus
 * †Dromaius ocypus

Casuariidae

 * Southern Cassowary, Casuarius casuarius
 * Dwarf Cassowary, Casuarius bennetti
 * Northern Cassowary, Casuarius unappendiculatus
 * †Casuarius lydekki