Illustration of a blue-banded toucanet (Aulacorhynchus coeruleicinctis, here as Aulacorhynchus coerulei-cinctis, top) and a crested quetzal (Pharomachrus antisianus, here as Trogon antisianus, bottom). From the book 'Voyage dans l'Amerique Meridionale' (Journey to South America: (Brazil, the eastern republic of Uruguay, the Argentine Republic, Patagonia, the republic of Chile, the republic of Bolivia, the republic of Peru), executed during the years 1826-1833), 4th volume, Part 3, by Alcide Dessalines d'Orbigny (1802-1857). Publication date 1835.