Birds of America
By John James Audubon, F. R. SS. L. & E.
VOLUME IV.
GENUS I.--CENTURUS, Kuhl. PARAKEET.
Bill short, very strong, bulging; upper mandible with the dorsal line
decurved, the sides convex, the edges ascending at the base, then direct, with a
deep notch, the tip decurved, acute; lower mandible very deep at the base, with
the dorsal line convex and ascending, the tip sharp-edged and truncate. The
nostrils basal, round. Feet short, stout; tarsus very short; toes of moderate
length, stout; claws strong, curved, acute. Plumage blended, compact on the
wings, which are long and pointed, with the second quill longest. Tail long,
cuneate.