87. Turnix albiventris.
THE NICOBAR BUTTON QUAIL.
Male 6"; 1 1/4 oz. female 6 1/2"; 1 3/4 oz. Legs yellow. Bill yellow. Plumage similar to T. tanki.— Female has broad half-collar chestnut. Two black stripes from crown to nape. Outer web of first primary nearly white. (H. & M. ii. 199.) Found in Nicobar and Andaman Islands.