Toucans from John Gould’s 1833 work “A monograph of the Ramphastidae, or family of toucans.” Published in London by C. Hullmandel. Lithographic plates from drawings by Edward Lear and John Gould and Elizabeth Gould which were then hand colored by or under the supervision of Gabriel Bayfield.

Ramphastos culmenatus. Culmenated toucan. Image 2 from A monograph of the Ramphastidae, or family of toucans. 1833. Edward Lear, maker. Collections of the Smithsonian Libraries. Biodiversity Heritage Library, digitalizing sponsors. In the public domain due to age. via https://archive.org/details/monographrampha00goul/page/2/mode/1up

Ramphastos Cuvieri (Wagler) Cuvier’s Toucan. Image 3 from A monograph of the Ramphastidae, or family of toucans. 1833. Drawn from nature and on stone by John and Elizabeth Gould. Collections of the Smithsonian Libraries. Biodiversity Heritage Library, digitalizing sponsors. In the public domain due to age. via https://archive.org/details/monographrampha00goul/page/3/mode/1up

Ramphastos erythrorhynchus (auct). Red billed toucan. Image 4 from A monograph of the Ramphastidae, or family of toucans. 1833. Drawn by Edward Lear. Collections of the Smithsonian Libraries. Biodiversity Heritage Library, digitalizing sponsors. In the public domain due to age. via https://archive.org/details/monographrampha00goul/page/4/mode/1up

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