1870-7459 1870-7459 S1870-74592016000200251 Mexico Mexico 00 12 2016 00 12 2016 17 2 251 261

2007 AOU (American Ornithologist' Union) 1998 7a AOU (American Ornithologists' Union) 2016 1999 208-17 1998 24 4 4 389-408 2008 115 140-7 1999 2009 1969 DF, México 367-76 2006 1988 1978 95 733-43 1996 98 181-8 1994 106 719-32 1992 1 1996 1973 2005 20 2 2 141-52 2010 1 1 1 33-48 2000 80 143-53 2004 53 1-2 1-2 229-38 2005 1995 1989 55 55 2003 8 151-61 2000 2009 475-8 1995 26 4 4 277-82 1995 66 87-118 1994 65 137-75 1989 2011 1996 2014 62 4 4 1523-33 2012 2004 2005 31 3 3 553-76 2010 36 355-70 1984 225 713-6 SEMARNAT (Secretaría de Medio Ambiente y Recursos Naturales) 2010 2000 1991 Ensenada, Baja California 2009 1999 Wetlands International 2006 4a 1998 26 312-7 2000 9 1275-96