Trogon melanocephalus Gould, 1836

Synonyms: Trogon melanocephalus illaetabilis Bangs, 1909; Trogon melanocephalus melanocephalus
Homonyms: Trogon melanocephalus Gould, 1836
Common names: Black-headed Trogon in English; Black-headed Trogon in English; Black-headed Trogon in English; Black-headed Trogon in English; Black-headed Trogon in English; Black-headed Trogon in English; Black-headed Trogon in English; Schwarzkopftrogon in German; Schwarzkopftrogon in German; Sorthovedet Trogon in Danish; Svarthodetrogon in Norwegian; Trogon à tête noire in French; Trogon à tête noire in French; Trogon à tête noire in French; Trogone testanera in Italian; Trogón cabecinegro in Spanish; Trogón cabecinegro in Spanish; Trogón cabecinegro in Spanish; Trogón cabeza negra in Spanish; Trogón cabeza negra in Spanish; Trogón cabeza negra in Spanish; Zwartkoptrogon in Dutch; juodagalvis trogonas in Lithuanian; kormosfejű aranytrogon in Hungarian; naurutrogoni in Finnish; salu-järanokk in Estonian; svarthuvad trogon in Swedish; trogon capnegre in Catalan–Valencian; trogon czarnogłowy in Polish; trogon černohlavý in Czech; trogón čiernohlavý in Slovak; Черноголовый трогон in Russian; ズグロハグロキヌバネドリ in Japanese; 黑头美洲咬鹃 in Chinese; 黑頭美洲咬鵑 in Chinese; Black-headed Trogon in English; svarthodetrogon in Norwegian Bokmål

Dickinson, E. C., and J. V. Remsen Jr., eds., 2013: null. The Howard and Moore Complete Checklist of the Birds of the World, 4th Edition, Vol. 1 Non-passerines. l + 461.
Dickinson, Edward C., ed., 2003: null. The Howard and Moore Complete Checklist of the Birds of the World, 3rd edition. 1039.
Gill, Frank, and Minturn Wright, 2006: null. Birds of the World: Recommended English Names. ix + 259.