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Keywords from Image Description:
IxulusKeulemans. Ixulus clarki Yuhina humilis clarki bsceoc org jsp lang DE avibaseid CDDC sec summary ssver Ixulus humilis Yuhina humilis archive org page Ibis John Gerrard Keulemans pdold Ibis journal unidentified species John Gerrard Keulemans Unidentified Passeriformes illustrations Yuhina humilis Ibis