PALEOGNATH
Struthioniformes
1
Struthionidae: Ostriches
PALEOGNATH
Rheiformes
2 Rheidae:
Rheas
PALEOGNATH
Casuariiformes
3
Dromaiidae: Emus
4
Casuariidae: Cassowaries
PALEOGNATH
Apterygiformes
5
Apterygidae: Kiwis
PALEOGNATH
Tinamiformes
6
Tinamidae: Tinamous
