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Keywords from Image Description:
AnthracocerosLemprieriKeulemans. Anthracoceros lemprieri Anthracoceros marchei Oustalet en Palawan Hornbill adult male Proceedings of the Zoological Society of London archive org vol archive org page plate XXVI published creator John Gerrard Keulemans PDold Anthracoceros marchei John Gerrard Keulemans PZSL