Subclass Neornithes Gadow, 1893 see Clade Neornithes Gadow, 1893 Order Struthioniformes Latham, 1790 Suborder Apteryges see Order Apterygiformes Haeckel, 1866 Family Apterygidae Gray, 1840 - kiwis 1 Genus Apteryx Shaw, 1813