Macropus greyi -- Toolache Wallaby, tooloche wallaby. Alternate name on piece: Halmaturus greyi [Grey's wallaby] Layout drawing, animals fairly advanced; note on form; rough sketch of head position in left margin; in right margin, sketches of flow patterns--not relevant; "reverse"; "Lake Albert / plt 44" refers to the lake in the background of the picture, and to Strange's description quoted in the text. Artist's name(s): Gould, John; Richter, Henry Constantine.