NO. 13 CLASSIFICATION OF BIRDS WETMORE 5 



Suborder Odontopteryges, Odontopteryx, Pseiidodoutornis 

 (fossil). 

 Family Odontopterygidae, Odontopteryx (fossil). 



Pseudodontornithidae/ Pseudodontornis ( fos- 

 sil). 

 Order Ciconiiformes, Herons, Storks, and Allies. 

 Suborder Ardeae, Herons, Bitterns. 



Family Ardeidae, Herons, Bitterns. 



Cochleariidae, Boat-billed Herons. 

 Suborder Balaenicipites, Whale-headed Storks. 



Family Balaenicipitidae, Whale-headed Storks. 

 Suborder Ciconiae, Storks, Ibises, Spoonbills. 

 Superfamily Scopoidea, Hammerheads. 



Family Scopidae, Hammerheads. 

 Superfamily Ciconioidea, Storks. 



Family Ciconiidae, Storks, Jabirus. 

 Superfamily Threskiornithoidea, Ibises. 



Family Threskiornithidae, Ibises, Spoonbills. 

 Suborder Phoenicopteri, Flamingos. 



Family Agnopteridae, Agnoptcnis (fossil). 



Scaniornithidae, Scanioniis, Parascaniornis 



(fossil). 

 Phoenicopteridae, Flamingos. 

 Order Anseriformes, Screamers, Ducks, Geese, Swans. 

 Suborder Anhimae, Screamers. 



Family Anhimidae, Screamers. 

 Suborder Anseres, Ducks, Geese, Swans. 

 Family Anatidae, Ducks, Geese, Swans. 

 Order Falconiformes, Vultures, Hawks, Falcons. 

 Suborder Cathartae, New World Vultures. 



Family Cathartidae, New World Vultures. 

 Teratornithidae, Teratontis (fossil). 

 Suborder Falcones, Secretary-birds, Hawks, Falcons. 

 Superfamily Sagittarioidea, Secretary-birds. 



Family Sagittariidae, Secretary-birds. 

 Superfamily Falconoidea, Hawks, Falcons, and Allies. 

 Family Accipitridae, Hawks, Old World Vultures, 

 Harriers, Ospreys. 

 Falconidae, Falcons, Caracaras. 



' Position not certain ; see Lambrecht, Handbuch der Palaeornithologie, 1933, 

 pp. 305-308. 



