@misc{indiciaee2070f12cf3b,
  title = {J. Gould's Monographie der Ramphastiden oder Tukanartigen Voegel — Illustration, Plate XXIX},
  year = {1841},
  url = {https://www.biodiversitylibrary.org/page/42651892},
  note = {Source identifier: page-42651892}
}