Moore, W.S.; Overton, L.C.; Miglia, K.J. (2011). "Mitochondrial DNA based phylogeny of the woodpecker genera Colaptes and Piculus, and implications for the history of woodpecker diversification in South America". Molecular Phylogenetics and Evolution. 58 (#1): 76–84. Bibcode:2011MolPE..58...76M. doi:10.1016/j.ympev.2010.09.011. PMID20863898.
Moore, W.S.; Overton, L.C.; Miglia, K.J. (2011). "Mitochondrial DNA based phylogeny of the woodpecker genera Colaptes and Piculus, and implications for the history of woodpecker diversification in South America". Molecular Phylogenetics and Evolution. 58 (#1): 76–84. Bibcode:2011MolPE..58...76M. doi:10.1016/j.ympev.2010.09.011. PMID20863898.
Moore, W.S.; Overton, L.C.; Miglia, K.J. (2011). "Mitochondrial DNA based phylogeny of the woodpecker genera Colaptes and Piculus, and implications for the history of woodpecker diversification in South America". Molecular Phylogenetics and Evolution. 58 (#1): 76–84. Bibcode:2011MolPE..58...76M. doi:10.1016/j.ympev.2010.09.011. PMID20863898.