Range map of Western Chat-Tanager (Calyptophilus tertius)
Adpated from : BirdLife International. 2017. Calyptophilus tertius (amended version of 2016 assessment). The IUCN Red List of Threatened Species 2017: e.T22729082A119452615. https://dx.doi.org/10.2305/IUCN.UK.2017-3.RLTS.T22729082A119452615.en. Downloaded on 18 July 2021.
Cephas