(syn. Cyphos Ϯ Chestnut-capped Puffbird C. macrodactylus) Gr. αργικος argikos  idle, lazy  < αργος argos  idle, lazy, slow; "Gen. ARGICUS *) Nob. — Langzeh-Tamatia.   Cyphos Spix 1824 (nec Cyphus Schönh. 1823).  Tamatia (!) Spix 1824 (nec Cuv. 1817).  Cyphus Agass. 1848 (nec Schönh. 1823).    120.—1. A. macrodactylus Nob.   Cyphos macrodactylus Spix Av. Bras. I. p. 51. t. 39. 2. — Capito cyphos Wagl. Syst. Av. gen Capito sp. 4.   ...   *)Von αργικος (unthätig)." (Cabanis & Heine 1863); "Argicus Cabanis and Heine, Mus. Hein., Th. 4, 1862-63 (1863), Heft 1, p. 148. New name for Cyphos Spix, 1824, not Cyphus Schönherr, 1823. Type, by monotypy, Cyphos macrodactylus Spix." (Peters 1948, VI, 12).

Search for more names on the Key to Scientific Names in Ornithology by James A. Jobling.
Recommended citation
Jobling, J. A. (2019). Key to Scientific Names in Ornithology. In: del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.) (2019). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona. (retrieved from on 20 January 2019).