R. Terry Chesser,^1,* Kevin J. Burns,² Carla Cicero,³ Jon L. Dunn,⁴ Andrew W. Kratter,⁵ Irby J. Lovette,⁶ Pamela C. Rasmussen,⁷ J. V. Remsen,⁸ Douglas F. Stotz,⁹ Benjamin M. Winger,¹⁰ Kevin Winker<sup>11

1</sup>1U.S. Geological Survey, Patuxent Wildlife Research Center, National Museum of Natural History, Wash
²2Department of Biology, San Diego State University, San Diego, California, USA
³3Museum of Vertebrate Zoology, University of California, Berkeley, California, USA
⁴4Bishop, California, USA
⁵5Florida Museum of Natural History, University of Florida, Gainesville, Florida, USA
⁶6Cornell Laboratory of Ornithology, Ithaca, New York, USA
⁷7Michigan State University Museum and Department of Integrative Biology, East Lansing, Michigan, USA
⁸8Museum of Natural Science and Department of Biological Sciences, Louisiana State University, Baton
⁹9Science and Education, Field Museum of Natural History, Chicago, Illinois, USA
¹⁰10Museum of Zoology and Department of Ecology and Evolutionary Biology, University of Michigan, Ann
¹¹11University 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 Ornithological Society (formerly American Ornithologists' Union). All authors are members of the Committee, listed alphabetically after the Chairman.