White-whiskered Hermit. Fine drawing on tissue, with watercolor added. At head of sheet: "Macleania angulata / 3979 / vol 69 / Curtis B[. . .] / of the Whole Work"; at foot: "Lith This Way." Published plate reads "Phaethornis yarugui." Artist's name(s): Gould, John; Richter, Henry Constantine.