1. Salvadori, T. (1895). Catalogue of the Chenomorphæ (Palamedeæ, Phoenicopteri, Anseres), Crypturi, and Ratitæ in the collection of the British Museum. Catalogue of the Birds in the British Museum. Volume 27. Trustees of the British Museum (Natural History), London, UK.
2. Blake, E. R. (1977). Manual of Neotropical Birds. Volume 1. Spheniscidae (Penguins) to Laridae (Gulls and Allies). University of Chicago Press, Chicago, IL, USA and London, UK.
3. Davies, S. J. J. F. (2002). Ratites and Tinamous: Tinamidae, Rheidae, Dromaiidae, Casuariidae, Apterygidae, Struthionidae. Oxford University Press, Oxford and New York.
4. Johnson, A. W., and J. D. Goodall (1965). The Birds of Chile and adjacent regions of Argentina, Bolivia, and Peru. Volume 1. Platt Establecimientos Gráficos, Buenos Aires, Argentina.
5. Herzog, S. K., R. S. Terrill, A. E. Jahn, J. V. Remsen, O. Maillard Z., V. H. García-Solíz, R. MacLeod, A. Maccormick, and J. Q. Vidoz (2016). Birds of Bolivia: Field Guide. Asociación Armonía, Santa Cruz de la Sierra, Bolivia.