(Psittacidae; Ϯ Thick-billed Parrot R. pachyrhynchus) Gr. ῥυγχος rhunkhos  bill; Mod. L. psitta  parrot  < Gr. ψιττακη psittakē  parrot; "Subfam. I. MACROCERCINÆ.   ...   3. RHYNCHOPSITTA, Bp. — 13. Pachyrhyncha, Sw." (Bonaparte 1854); "Rhynchopsitta Bonaparte, Rev. et Mag. Zool. (2), 6, 1854, p. 149. Type, by monotypy, Macrocercus pachyrhynchus Swainson." (Peters 1937, III, 192).
Var. Rhyncopsitta, Rhynchopsittacus.

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 www.hbw.com on 19 January 2019).