An official website of the United States government
Here's how you know
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock () or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
Forty-sixth supplement to the American Ornithologists' Union Check-list of North American Birds
January 1, 2005
This is the fifth Supplement since publication of the 7th edition of the Check-list of North American Birds (American Ornithologists' Union [AOU] 1998). It summarizes decisions made by the AOU's Committee on Classification and Nomenclature between 1 January and 31 December 2004.
Citation Information
Publication Year
2005
Title
Forty-sixth supplement to the American Ornithologists' Union Check-list of North American Birds