is currently known from only four areas in the states of Guanajuato, Michoacán and México, central Mexico
. None of these areas have been censused since the 1980s (Stattersfield et al.
, when it was quite abundant at Lago Cuitzeo, Michoacán, and still common on the upper río Lerma around Lerma da Villada, San Mateo Atenco and San Pedro Techuchuco, México (an area where it was historically abundant). There are further small populations at Lago Yuriria, Guanajuato, and Lago Pátzcuaro, Michoacán. It has been extirpated from Lago Texcoco, México, and there have been no records from Lago Zumpango, México, or Presa Solis, Guanajuato, since 1966. Rights Holder
: International Union for Conservation of Nature and Natural ResourcesBibliographic Citation
: BirdLife International 2012. Geothlypis speciosa
. In: IUCN 2014 . IUCN Red List of Threatened Species. Version 2014.1 . <www.iucnredlist.org