—— (do. ) albifrons—White-fronted goose.
{267} Anas discors—Blue-winged teal.
—— albeola—Buffle-headed duck.
—— boschus—Wild duck.
—— sponsa—Summer duck.
—— marila—Scaup duck.
—— acuta—Pin-tailed duck.
—— glacialis—Long-tailed duck.
—— clangula—Golden-eye.
—— Americana—American widgeon.