Aglaeactis castelnaudii -- White-tufted Sunbeam. Alternate name on piece: Aglaeactis castelneaui. Layout drawing, birds well finished; annotation, incl. "Bird on stand / One specimen"; sketches of birds and leaves (not related to this plate) in margin; Curtis 71-4187--Tacsonia mollisima. Artist's name(s): Gould, John; Richter, Henry Constantine.