EXPLANATION OF PLATE 6, 



(Generic names.) 



Fig. 1. Penguin. ..... Aptenodytes. 



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



3. Pelican. - - - PelicanuK. 



4. Frigate bird Tacftypetes. Order 



5. Gull. - Lorvs. \ of 



6. Duck Anas. \ Palmipedes. 



7. Merganser Mergus. 



8. Darter Plotus. 



9. Swan - Cygnua. ) 



