Family, Setraonidae.
Bill generally short, stout, and thick ; nostrils in many plumed at the base ; wings rounded in most, pointed in a few, longer than in the Phasianidae ; tail short or moderate, even or very slightly rounded, forked and lengthened in a few ; tarsus rather short and stout; face feathered entirely, or with a small patch of nude skin over or round the eye. Plumage of the sexes in general differing but very slightly, sometimes not at all.
