Keywords: HyliotaNehrkorniKeulemans.jpg Hyliota nehrkorni Hyliota violacea nehrkorni Ibis 1892 http //www archive org/stream/ibis641892brit page/n662/mode/1up web 1892 Creator John Gerrard Keulemans PD-old-100 John Gerrard Keulemans Hyliota violacea Ibis 1892 |