viii LIST OF PLATES 



Plate 58. Ring-necked Duck, Nyroca collaris (Donovan). Adult male and female, 



adult male in eclipse (September) facing page 182 



By Allan Brooks 



Plate 59. Downy Young of 



Canvas-back, Nyroca valisineria (Wilson) 

 Red-head, Nyroca americana (Eyton) 



Ring-necked Duck, Nyroca collaris (Donovan) facing page 190 



By Allan Brooks 



Plate 60. White-eyed Duck, Nyroca nyroca (Glildenstadt). Adult male and female 

 Madagascan White-eyed Duck, Nyroca innotala Salvadori. Adult male 



and female, juvenal male 

 Baer's Pochard, Nyroca baeri (Radde). Adult male facing page 194 



By Allan Brooks 



Plate 61. Australian White-eyed Duck, Nyroca australis Eyton. Adult male and 

 female 

 Southern Pochard, Nyroca erythrophthalma (Wied). Adult male and 

 female facing page 214 



By Allan Brooks 



Plate 62. Downy Young of 



White-eyed Duck, Nyroca nyroca (Glildenstadt) 

 Tufted Duck, Nyroca fuligula (Linne) 

 Scaup Duck, Nyroca marila (Linne) 



Lesser Scaup Duck, Nyroca affinis (Eyton) facing page 228 



By Allan Brooks 



Plate 63. Tufted Duck, Nyroca fuligula (Linne). Adult male and female 



New Zealand Scaup, Nyroca novae seelandia (Gmelin). Adult male and 

 female facing page 230 



By Allan Brooks 



Plate 64. Scaup Duck, Nyroca marila (Linne). Adult male and female, immature 

 male 

 Lesser Scaup Duck, Nyroca affinis (Eyton). Adult male and female (win- 

 ter) and breeding female facing page 248 

 By Allan Brooks 



Plate 65. Steamer Duck, Tachyeres cinereus (Gmelin). Adult male and female (gray 



phase), adult (red phase), downy young facing page 288 



By Allan Brooks 



Plate 66. Golden-eye, Bucephala clangula (Linne). Adult male and female 



Barrow's Golden-eye, Bucephala islandica (Gmelin). Adult male and 

 female facing page 298 



By Allan Brooks 



Plate 67. Buffle-head, Bucephala albeola (Linne). Adult male and female 



Long-tailed Duck, Clangula hyemalis (Linne). Adult male (summer) and 

 female, adult male (winter) facing page 334 



By Allan Brooks 



