The following bibliography has been generated by bringing together all references provided by our content partners. There may be duplication.
- American Ornithologists' Union. 1993. Thirty-ninth supplement to the American Ornithologists' Union Check-list of North American Birds. The Auk, vol. 110, no. 3
- American Ornithologists' Union. 1994. Thirty-ninth supplement to the American Ornithologists' Union Check-list of North American Birds. The Auk, vol. 110, no. 3. 675-682
- Orrell T. (custodian) (2013). ITIS Global: The Integrated Taxonomic Information System (version Sept 12). In: Species 2000 & ITIS Catalogue of Life, 11th March 2013 (Roskov Y., Kunze T., Paglinawan L., Orrell T., Nicolson D., Culham A., Bailly N., Kirk P., Bourgoin T., Baillargeon G., Hernandez F., De Wever A., eds). Digital resource at www.catalogueoflife.org/col/. Species 2000: Reading, UK.
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