Suborder 26. EURYPYG^E. 

 Families Mesitidse, Eurypygidx, Rhinochetidx. 



Suborder 27. CEYPTURI. 

 Family Tinamidx. 



Order XIII. GALLIFOEMES. 



Suborder 28. PSOPHLE. 

 Families Cariamidse, Psophiidse, Opisthocomidae, Podicidse. 



Suborder 29. GALLI. 

 Families Cracidse, Pliasianidse, Megapodiidx. 



Subclass V. DROIVLEOMORPKE. 



Order^XIV. APTERYGIFOEMES. 



Suborder 30. APTERYGES. 

 Family Apterygidse. 



Order XV. STRTJTHIONIFORMES. 



Suborder 31. STRUTHIONES. 

 Families Rheidsz, Casuariidx, Struthionidse. 



