Colluricincla harmonica -- Grey Shrikethrush. Alternate name on piece: Colluricincla brunnea [Brown colluricincla] Birds well drawn; made-up leaf-- drawing of 2/3 of one bird extended on to the added paper, apparently by someone other than Richter; note on form, not in Gould's hand. Artist's name(s): Gould, John; Richter, Henry Constantine.