Macropus eugenii -- Tammar Wallaby. Alternate name on piece: Halmaturus derbianus [Derby's wallaby] Full-face head drawing and quick profile sketch, perhaps for reference--published plate differs in a number of points; "female / Hal. Houtmanni / Ince (?Captain Ince, ref. Sauer 1895?)"--nomenclature is explained in the published text. Artist's name(s): Gould, John; Richter, Henry Constantine.