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TWENTIETH CENTURY CLASSICS 



VII. Heron Family (Herodiones) . 



Heron. 



VIII. Crane Family (Alectorides) . 

 Crane. Rail. 

 Coot. 



IX. Family of Geese and Ducks (Lamellirostres) . 



Domestic Ducks and Geese. Wild Ducks and Geese. 



X. Totipalmate Swimmers (Steganopodes). 



Pelican. Comorant. 



XI. Long-winged Swimmers (Longipennes) . 



Gull. Tern. 



XII. Diving Birds (Pygopodes). 



Grebe. 



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