Neornithes Gadow, 1893 - living birds Palaeognathae - palaeognaths see Cohort Palaeognathae Pycraft, 1900 ratites see Subcohort Ratitae Merrem, 1813 Family Dromaiidae Huxley, 1868 - emus 1 Genus Dromaius Vieillot, 1816