Arenaria interpres -- Ruddy Turnstone; tournepierre à collier, Vuelvepiedras rojizo. Alternate name on piece: Strepsilas interpres [Turnstone] Drawing on tissue; objects on beach and position of third bird changed in published plate; notes of correction; 3 sketches of beak detail in margin. Artist's name(s): Gould, John; Richter, Henry Constantine.