EXPLANATION OF PLATE 6, 



(Generic names.) 



%. 1. Penguin. ..... Aptenodytes. 



2. Grebe. ...... Podiceps. 



3. Pelican. ..... Pelicanus. 



4. Frigate bird Tachypetes. 



5. Gull. ...... Zarus. 



6- Duck Anas. 



7. Merganser Mergus. 



8. Darter Plotus. 



9. Swan - Cygnus. 



Order 



of 



Palmipedes. 



