. . "Passeriformes" . . "Tyrannidae" . . . "Arundinicola" . "Aves" . "Chordata" . . . . "Arundinicola leucocephala" . . "White-headed Marsh Tyrant" . . . . "(Linnaeus 1764)" . . . . "Arundinicola leucocephala (Linnaeus 1764)" . "Animalia" .