KEY TO SPECIES OF DUCKS 267 



B. With chestnut. LENGTH 



1. Head chestnut; short crest; breast spotted. 



139. GREEN-WINGED TEAL 15 



2. Body cinnamon. . . . 141. CINNAMON TEAL 16 



3. Sides of head white; crown and nape black; 

 otherwise rich chestnut above; "Wire-tail." 



167. RUDDY DUCK 14 



