Euptilotis neoxenus (Gould, 1838)

Synonyms: Trogon neoxenus Gould, 1838
Homonyms: Euptilotis neoxenus (Gould, 1838)
Common names: Eared Quetzal in English; Eared Quetzal in English; Eared Quetzal in English; Eared Quetzal in English; Eared Quetzal in English; Eared Quetzal in English; Eared Trogon in English; Eared Trogon in English; Eared quetzal in English; Eared trogon in English; Geoorde Trogon in Dutch; Haarbüscheltrogon in German; Ohrentrogon in German; Quetzal orecchiuto in Italian; Quetzal oreillard in French; Quetzal oreillard in French; Quetzal oreillard in French; Trogón orejón in Spanish; Trogón orejón in Spanish; Trogón orejón in Spanish; Trogón orejón in Spanish; ausainais kvecals in Latvian; ausytasis trogonas in Lithuanian; füles trogon in Hungarian; korvatrogoni in Finnish; kvesal uškatý in Slovak; kwezal ciemny in Polish; kõrvukketsal in Estonian; quetzal orellut in Catalan–Valencian; trogon ušatý in Czech; Øreketsal in Norwegian; Øretrogon in Danish; örontrogon in Swedish; Ушастый трогон in Russian; ミミキヌバネドリ in Japanese; 角咬鵑 in Chinese; 角咬鹃 in Chinese; Eared Quetzal in English; øreketsal in Norwegian Bokmål; Eared Trogon in English

Banks, R. C., R. W. McDiarmid, and A. L. Gardner, 1987: Checklist of Vertebrates of the United States, the U.S. Territories, and Canada. Resource Publication, no. 166. 79.
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.
Howell, Steve N. G., Ian Lewington, and Will Russell, 2014: null. Rare Birds of North America. xviii + 428.