Tente links no:Similares em:
Chesser, R. T., R. C. Banks, F. K. Barker, C. Cicero, J. L. Dunn, A. W. Kratter, I. J. Lovette, P. C. Rasmussen, J. V. Remsen, Jr., J. D. Rising, D. F. Stotz and K. Winker. 2009. Fiftieth supplement to the American Ornithologists' Union Check-list of North American Birds. Auk 126:705-714.