Cyanolyca nana is known historically from Veracruz adjacent to the border with Puebla and the Sierras Juárez, Aloapaneca and Zempoaltepec in Oaxaca south-east Mexico. It was feared extinct throughout this range except for the Cerro San Felipe in the Sierra Aloapaneca, where it remains quite common. However, it is now known to be more widespread. There are records from Tangojó in extreme east Querétaro, north Hidalgo, central Veracruz and La Chinantla in north Oaxaca, and it may be locally common where suitable habitat persists1,3,5.
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