Chalcostigma olivaceum -- Olivaceous Thornbill. Alternate name on piece: Ramphomicron olivaceum Very finished painting; numerous pencil notes at foot of sheet in several hands, difficult to read because of Gould's hand and overwriting; "This is the drawing, no Coloured pattern. WH"; "see Proc. Zool. Jul 1874"; "2/2/-" (Sotheran price); at head of sheet: "Orig = drawing / SHB pt B." Artist's name(s): Gould, John; Hart, William Matthew.