12 INDIAN DUCKS 



Suborder ANSEKES. 

 Family ANATID.E. 



Key to SuhfaDillles. 



A. Hind-toe not lobed. 



a. Neck as long as, or longer than, the body . . 1. Cygnin.E. 



h. Nook not as long as body. 



a . Hind-toe rather long, tail-feathers rather long. 



Upper parts glossy 2. Plectkoptkrin.!;. 



b' . Hind-toe moderate, tail-feathers rather short. 



Upper parts not glossy. No cere ... 3. Anserin^e. 



B. Hind-toe very narrowly lobed. 



c. Bill short and goose-like 4. Chenonettin^E. 



(/. Bill rather flat and broad 5. ANATIN.E. 



C. Hind-toe broadly lobed. 



c. Bill more or less depressed. 



c . Tail-feathers normal 6. FULIGULIN^. 



(V . Tail-feathers narrow and very stiff ... 7. OxYURlNvE. 



/. Bill more or less compressed, never depressed . 8. Merging. 



