(syn. Heliangelus Ϯ Amethyst-throated Sunangel H. amethysticollis) Gr. ανακτοριος anaktorios  royal  < ανακτωρ anaktōr, ανακτορος anaktoros  lord, master; "β. Anactoria amethysticollis (Orthorh. - D'ORBG. 1842?) - Cordiil [ sic]. or. Yracarès - Cochabamba" (Reichenbach 1854).

Search for more names on the Key to Scientific Names in Ornithology by James A. Jobling.
Recommended citation
Jobling, J. A. (2018). Key to Scientific Names in Ornithology. In: del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.) (2018). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona. (retrieved from on 18 December 2018).