Systema Naturae per regna tria naturae: secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis Author Linnaeus, Carolus text 1758 Laurentius Salvius Stockholm https://archive.org/download/mobot31753000798865/mobot31753000798865.pdf book 2C6327E1-5560-4DB4-B9CA-76A0FA03D975 https://doi.org/10.5962/bhl.title.542 3922206 Falco cachinnans [ spec. nov. ] F. cera pedibus luteis, palpebris albis, corpore fusco albidoque vario, annulo nigro verticem album cingente. Rolander. Habitat in America meridionali. Corpus supra Dorsum, Alas, uropygium fuscum ; sed Alba sunt collum, gula, pectus, abdomen, alae subtus. Cauda fasciis luteis nigrisque. Hominem observans cachinnos edit.