CHAP. XV.] 



THE NEARCTIC REGION. 



153 



Feculiar or very Characteristic Genera of Wading and Swimming Birds. 

 GRALL^. 



SCOLOPACID^. 



Micropelma 

 Philoliela 



CHARADRIID.S!:. 



Aphriza . . . 

 ANSERES. 



ANATID.a!. 



Aix 



Bucephala 

 CEderaia... 

 Harelda . . . 

 Somateria 

 Camptolcemus 



LAEIDiE. 



Creagrus 



N. America 



Eastern States to Canada 



W. coast of America 



N. America 



N. America 



N. America 



Arctic 



Arctic 



N. E. America (? extinct) 



California and N. Pacific coasts 



Andes to Chili 



West of S. America 



China 

 Europe 

 Europe 

 Arctic Seas 

 North Palsearctic 



