KEYS 71 



Key to California Game Birds — (Continued) 



PAGE 

 11'. Head entirely black; no white on cheeks or 

 throat. 

 13. A series of white streaks on each side of 



neck. Eastern Sea Brant 241 



13'. A broad white collar around middle of 

 neck, incomplete behind. 



Black Sea Brant 237 

 6'. Wing less than 12.00 inches (305 mm.) long; tarsus shorter 

 than middle toe without claw. 

 14. No broad thin lobe on hind toe (compare figs. 11 and 22). 

 15. Tarsus 2.00 inches (51 mm.) long or more. 



16. Belly black. Black-bellied Tree-duck 251 



16'. Belly hazel brown like breast, not black (pi. 7). 



Fulvous Tree-duck 246 

 15'. Tarsus less than 2.00 inches (51 mm.) long. 

 17. Head crested; speculum deep steel blue. 



Wood Duck 140 

 17'. Head not crested; speculum variously colored. 

 18. Bill spoon-shaped (fig. 18), about twice as 



broad near tip as at base. Shoveller 129 



18'. Bill nearly straight-sided, never greatly ex- 

 panded at tip. 

 19. Speculum purple or violet. 



20. Speculum Dordered with white (pi. 2). 



MaUard 92 

 20'. Speculum without white border. 



Black Duck 101 

 19'. Speculum not purple or violet. 



21. Speculum white. Gadwall 103 



21'. Speculum not white (though there may 

 be white elsewhere on wing). 

 22. Larger; folded wing 9.00 inches (228 

 mm.) long or more. 

 23. A large white patch on fore part of 

 wing; top of head white or cream- 

 color in males; bill less than 1.75 

 inches (44 mm.) long; middle tail 

 feathers never greatly elongated. 

 24. Head of male cinnamon (pi. 3), of 

 female ochre flecked with blackish. 



European Widgeon 111 



24'. Head not cinnamon, but white 



flecked with black in both sexes ; a 



streak of green behind eye in 



male (pi. 3). Baldpate lOG 



23'. No light patch on fore part of wing 



or on top of head in male; bill 



more than 1.75 inches (44 mm.) 



long (fig. 19) ; middle tail feathers 



of male in winter very long (pi. 



3). Pintail 134 



