Subfamily MERGING

Bill subcorneal or subcylindrical, not depressed; the tip hooked; lamellae replaced by tooth-like serrations; feet large, hind toe broadly lobed.

Key to the Genera.

a. Culmen not longer than tarsus; tail of 10 feathers………………….. MERGUS, p. 467.
b. Culmen much longer than tarsus; tail of 18 feathers………………….. MERGANSER, p. 468.

BookTitle: 
The Fauna Of British India, Including Ceylon And Burma-birds
Reference: 
Blanford, William Thomas, ed. The Fauna of British India: Including Ceylon and Burma. Vol. 4. 1898.
Title in Book: 
Subfamily MERGING
Book Author: 
William Thomas Blanford
Year: 
1898
Page No: 
467
Volume: 
Vol. 4
id: 
2358

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