R. Terry Chesser,^1,* Richard C. Banks,² Carla Cicero,³ Jon L. Dunn,⁴ Andrew W. Kratter,⁵ Irby J. Lovette,⁶ Adolfo G. Navarro-Sigüenza,⁷ Pamela C. Rasmussen,⁸ J. V. Remsen,⁹ James D. Rising,¹⁰ Douglas F. Stotz,¹¹ Kevin Winker<sup>12

1</sup> 1U.S. Geological Survey, Patuxent Wildlife Research Center, National Museum of Natural History, Was
² 2Alexandria, Virginia, USA
³ 3Museum of Vertebrate Zoology, University of California, Berkeley, California, USA
⁴ 4Bishop, California, USA
⁵ 5Florida Museum of Natural History, University of Florida, Gainesville, Florida, USA
⁶ 6Cornell Laboratory of Ornithology, Ithaca, New York, USA
⁷ 7Museo de Zoología, Facultad de Ciencias, Universidad Nacional Autónoma de México, Mexico
⁸ 8Michigan State University Museum and Department of Zoology, East Lansing, Michigan, USA
⁹ 9Museum of Natural Science, Louisiana State University, Baton Rouge, Louisiana, USA
¹⁰10Department of Ecology and Evolutionary Biology, Ramsay Wright Labs, University of Toronto, Toronto
¹¹11Environment, Culture and Conservation, Field Museum of Natural History, Chicago, Illinois, USA
¹²12University of Alaska Museum, Fairbanks, Alaska, USA

^*Corresponding author: chessert@si.edu; Chairman of the Committee on Classification and Nomenclature—North and Middle America, of the American Ornithologists' Union. All authors are members of the Committee and are listed alphabetically after the Chairman.