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 James D. Rising,⁹ Douglas F. Stotz,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
⁹9Department of Ecology and Evolutionary Biology, Ramsay Wright Labs, University of Toronto, Toronto,
¹⁰10Science and Education, Field Museum of Natural History, Chicago, Illinois, USA
¹¹11University of Alaska Museum, Fairbanks, Alaska, USA

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