(Semnornithidae; Ϯ Toucan Barbet S. ramphastinus) Gr. σεμνος semnos  solemn, noble; ορνις ornis, ορνιθος ornithos  bird; "Pan (Richm. 1899, vice Tetragonops, preoccupied) being preëmpted (Oken, Mamm. 1816), as I am informed by Dr T. S. Palmer, the genus of Barbets formerly known as Tetragonops may be called Semnornis,with S. rhamphastinus (Jard.) as the type.  Semnornis frantzii (Scl.) of Costa Rica, is the only other species at present known.  ...Σεμνος, solemn; ορνις, bird" (Richmond 1900). The imposing Toucan Barbet is a widely sought cage-bird confined to Colombia and Ecuador.
Synon. Dicrorhynchus, Pan, Tetragonops.

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 23 January 2019).