Shaffer, Brad; Flores-Villela, Oscar; Parra-Olea, Gabriela; Wake, David (2008). ”Ambystoma dumerilii” (på engelska). IUCN Red List of Threatened Species, version 2010.4. Internationella naturvårdsunionen. http://www.iucnredlist.org/apps/redlist/details/59055/0. Läst 7 mars 2011. ”This species is known only from Lago Pátzcuaro in north-western Michoacan, Mexico, at 1,920m above sea level, and has not been recorded from other localities.”