Range map of Golden-naped Woodpecker (Melanerpes chrysauchen)
Adapted from: 

BirdLife International. 2016. Melanerpes pulcher. The IUCN Red List of Threatened Species 2016: e.T22733737A95063710. https://dx.doi.org/10.2305/IUCN.UK.2016-3.RLTS.T22733737A95063710.en. Accessed on 03 January 2022.
BirdLife International. 2020. Melanerpes chrysauchen. The IUCN Red List of Threatened Species 2020: e.T22733729A168643045. https://dx.doi.org/10.2305/IUCN.UK.2020-3.RLTS.T22733729A168643045.en. Accessed on 03 January 2022.
Cephas